STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.5 6.9 10.4 14.9 21.3 27.1 31.6 31.2 25.5 19.0 12.8 4.7 17.6 MINIMUN AIR TEMPERATURE (C) -1.2 -0.4 2.0 5.9 9.9 12.5 16.9 16.5 12.6 6.5 1.3 -2.1 6.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 3 0 0 0 0 0 3 DAYS WITH MINIMUM TEMP. <=-4 7 2 0 0 0 0 0 0 0 0 5 8 22 DAYS WITH FREEZING MIN.<= 0 23 18 13 0 0 0 0 0 0 0 10 25 89 TEMPERATURE RECORDS LOWEST(C) -7.0 -4.2 -2.0 1.0 4.0 10.0 11.0 14.0 8.0 1.0 -8.0 -7.2 -8.0 DAY 23 10 1 7 10 1 1 23 30 16 27 21 MAXIMUM AIR TEMPERATURE (C) 12.4 11.7 15.2 19.9 26.5 32.5 37.5 37.2 31.9 25.3 19.7 9.8 23.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 5 25 31 31 23 2 0 0 117 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 16.0 16.0 20.0 23.6 30.0 36.0 41.0 38.4 37.8 30.0 24.0 13.6 41.0 DAY 4 3 24 3 18 13 18 25 1 1 1 30 DIF. BETWEEN (MAX.-MIN.) (C) 13.6 12.1 13.2 14.0 16.6 20.0 20.6 20.7 19.3 18.8 18.4 11.9 16.6 MEAN DAILY TEMP. (MDT) (C) 5.6 5.7 8.6 12.9 18.2 22.5 27.2 26.9 22.2 15.9 10.5 3.9 15.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 3.0 54.7 192.7 181.7 53.3 0.0 0.0 0.0 485.5 HEATING DEG. DAYS(BASE 18 0C) 384.3 345.1 291.4 152.3 25.5 0.0 0.0 0.0 0.2 72.0 224.8 437.7 1933.5 DEWPOINT (MEAN C) ***** -2.4 -0.3 2.6 7.9 5.2 10.6 5.1 3.8 1.5 -3.2 -2.7 ***** MIXING RATIO (G/KG) ****** 3.96 4.64 5.72 8.12 6.76 10.01 6.89 6.27 5.24 3.82 3.82 ****** VAPOUR PRESSURE (HPA) ****** 5.31 6.22 7.65 10.83 8.99 13.17 9.15 8.38 7.04 5.15 5.15 ****** SATURATION DEF. (HPA) ****** 5.06 6.90 9.94 15.57 28.60 35.56 38.54 26.42 16.49 10.99 3.74 ****** RELATIVE HUMIDITY (MEAN %) *** 56 52 48 45 27 29 22 27 34 35 62 *** RELATIVE HUMIDITY (MAX. %) *** 79 76 74 68 45 45 38 42 51 54 81 *** RELATIVE HUMIDITY (MIN. %) *** 38 35 30 31 18 21 14 18 23 22 42 *** RELATIVE HUMIDITY (MEAN% 03UTC) *** 76 76 73 68 45 45 37 40 50 53 80 *** RELATIVE HUMIDITY (MEAN% 09UTC) *** 44 41 36 34 20 23 16 20 26 27 52 *** RELATIVE HUMIDITY (MEAN% 15UTC) *** 55 48 48 42 23 27 18 25 31 34 66 *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 55.6 121.5 32.6 73.6 9.6 0.0 0.0 0.0 0.0 2.0 0.0 97.0 391.9 DAYS WITH PRECIPITATION >=10 3 5 1 2 0 0 0 0 0 0 0 4 15 DAYS WITH PRECIPITATION >= 5 3 5 4 4 0 0 0 0 0 0 0 4 20 DAYS WITH PRECIPITATION >= 1 5 8 5 10 4 0 0 0 0 1 0 5 38 DAYS WITH PRECIPITATION 5 8 6 11 5 0 0 0 0 1 0 5 41 GREATEST DAILY PRECIPITATION 27.6 41.0 10.0 35.0 4.0 0.0 0.0 0.0 0.0 2.0 0.0 34.0 41.0 DAY 13 6 21 23 30 ** ** ** ** 22 ** 12 DAY WITH THUNDER STORM 0 1 0 1 0 0 0 0 0 1 0 0 3 DAYS WITH SNOW OR SLEET 0 3 0 0 0 0 0 0 0 0 0 1 4 DAYS WITH DUST 0 1 0 0 0 0 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 4.9 7.7 7.0 6.7 8.0 6.4 6.7 5.5 5.4 5.0 7.4 3.7 6.2 PREVAILING WIND PERCENT 12.3 12.9 27.1 30.7 13.5 34.0 26.5 33.5 32.0 32.3 19.3 4.5 23.2 CALMS PERCENT OF WIND 81.3 72.9 61.9 68.0 71.6 57.3 58.7 57.4 58.7 52.9 70.7 94.8 67.2 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 253 233 270 268 258 281 281 278 251 252 254 259 263 VECTOR WIND MAGNITUDE(KNOTS) 0.8 1.4 2.5 2.0 1.6 2.3 1.8 1.8 2.1 1.8 1.9 0.2 1.6 WIND STEADINESES (MEAN %) 88.9 60.9 92.6 95.2 69.6 85.2 60.0 75.0 75.0 62.1 90.5 100.0 72.7 WIND SPEED (MEAN KNOTS) 0.9 2.3 2.7 2.1 2.3 2.7 3.0 2.4 2.8 2.9 2.1 0.2 2.2 FASTEST WIND DIRECTION 140 180 240 280 280 270 240 250 240 90 260 270 240 FASTEST WIND SPEED (KNOTS) 10 17 16 16 17 17 19 16 29 29 16 8 29 DAY 14 8 10 3 26 22 7 22 21 21 8 14 DAYS WITH SKY CLEAR (0-2)/8 19 11 16 11 15 29 28 29 28 26 21 12 245 DAYS WITH P.CLOUDY (3-6)/8 7 10 9 13 14 1 3 2 2 5 9 12 87 DAYS WITH CLOUDY (7-8)/8 5 7 6 6 2 0 0 0 0 0 0 7 33 DAYS WITH VISIBILITY =< 2 KM 0 1 0 2 0 0 0 0 0 0 0 2 5 DURATION OF SUNSHINE HOURS 225.3 188.1 235.2 ****** ****** ****** 323.5 363.0 327.0 304.8 264.9 177.3 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** 840.0 840.2 840.2 840.9 836.9 832.8 836.3 839.9 843.4 843.7 843.4 ****** MAX. QFE PRESSURE IN HPA ****** 845.6 846.0 845.7 845.6 843.5 837.6 840.8 845.2 849.6 848.9 847.3 ****** DAY-HOUR **-** 1- 6 3- 6 11- 6 27- 6 2-15 4- 3 25- 6 13- 6 25- 6 15- 6 23- 6 MIN. QFE PRESSURE IN HPA ****** 833.4 834.2 834.6 835.5 833.6 828.8 831.8 834.5 838.4 837.9 838.0 ****** DAY-HOUR **-** 23- 9 14-12 24-15 15-12 18-12 17-12 8-15 4-15 15-12 6-12 12- 9 MEAN QNH PRESSURE IN HPA ****** 1016.2 1016.4 1016.3 1017.2 1012.6 1007.7 1011.8 1016.0 1020.1 1020.5 1020.1 ****** MAX. QNH PRESSURE IN HPA ****** 1022.7 1023.1 1022.8 1022.7 1020.2 1013.3 1017.1 1022.2 1027.3 1026.5 1024.7 ****** DAY-HOUR **-** 1- 6 3- 6 11- 6 27- 6 2-15 4- 3 25- 6 13- 6 25- 6 15- 6 23- 6 MIN. QNH PRESSURE IN HPA ****** 1008.4 1009.4 1009.8 1010.9 1008.7 1003.1 1006.6 1009.7 1014.3 1013.7 1013.8 ****** DAY-HOUR **-** 23- 9 14-12 24-15 15-12 18-12 17-12 8-15 4-15 15-12 6-12 12- 9 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** 840.4 840.8 840.7 841.5 837.7 833.8 837.3 840.6 844.1 844.4 844.0 ****** MAX. QFE PRESSURE IN HPA ****** 844.7 845.1 844.9 845.2 842.0 837.6 840.0 844.6 848.6 848.0 846.8 ****** DAY ** 1 3 11 26 2 4 25 13 27 15 19 MIN. QFE PRESSURE IN HPA ****** 836.1 835.1 836.0 837.8 835.0 830.5 835.0 837.1 840.4 840.2 839.2 ****** DAY ** 5 14 24 15 14 17 8 1 14 7 12 MEAN QNH PRESSURE IN HPA ****** 1016.6 1017.0 1016.9 1017.9 1013.4 1008.9 1013.0 1016.9 1020.9 1021.3 1020.8 ****** MAX. QNH PRESSURE IN HPA ****** 1021.6 1022.1 1021.9 1022.2 1018.5 1013.3 1016.1 1021.5 1026.2 1025.5 1024.1 ****** DAY ** 1 3 11 26 2 4 25 13 27 15 19 MIN. QNH PRESSURE IN HPA ****** 1011.6 1010.4 1011.5 1013.6 1010.3 1005.0 1010.3 1012.8 1016.6 1016.4 1015.2 ****** DAY ** 5 14 24 15 14 17 8 1 14 7 12 MEAN QFF PRESSURE IN HPA ****** 1016.9 1015.2 1011.7 1008.9 1001.2 994.0 998.8 1006.4 1014.9 1019.3 1023.2 ****** MAX. QFF PRESSURE IN HPA ****** 1021.7 1021.9 1018.8 1013.2 1008.5 998.6 1002.5 1010.8 1021.7 1027.8 1028.2 ****** DAY ** 2 4 13 26 2 4 11 12 26 30 19 MIN. QFF PRESSURE IN HPA ****** 1007.7 1006.6 1005.1 1005.2 996.8 988.4 995.0 999.3 1009.6 1012.7 1015.8 ****** DAY ** 5 14 23 16 14 21 8 4 13 7 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** 841.3 841.4 841.2 841.9 837.7 833.7 837.6 841.0 844.8 845.1 844.6 ****** MAX. QFE PRESSURE IN HPA ****** 845.6 846.0 845.7 845.6 842.2 837.4 840.8 845.2 849.6 848.9 847.3 ****** DAY ** 1 3 11 27 7 4 25 13 25 15 23 MIN. QFE PRESSURE IN HPA ****** 835.0 836.4 835.5 837.8 835.0 830.3 835.1 837.8 841.0 840.3 839.2 ****** DAY ** 23 14 24 15 14 17 3 4 14 6 12 MEAN QNH PRESSURE IN HPA ****** 1017.6 1017.8 1017.5 1018.3 1013.4 1008.8 1013.4 1017.3 1021.7 1022.1 1021.6 ****** MAX. QNH PRESSURE IN HPA ****** 1022.7 1023.1 1022.8 1022.7 1018.7 1013.1 1017.1 1022.2 1027.3 1026.5 1024.7 ****** DAY ** 1 3 11 27 7 4 25 13 25 15 23 MIN. QNH PRESSURE IN HPA ****** 1010.3 1011.9 1010.9 1013.6 1010.3 1004.8 1010.4 1013.6 1017.3 1016.5 1015.2 ****** DAY ** 23 14 24 15 14 17 3 4 14 6 12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** 839.8 840.1 840.3 840.9 837.0 832.8 836.4 839.9 843.2 843.3 843.0 ****** MAX. QFE PRESSURE IN HPA ****** 844.8 844.3 844.5 845.0 841.6 835.8 839.2 844.0 847.3 847.4 845.8 ****** DAY ** 1 3 11 2 7 4 25 13 25 15 18 MIN. QFE PRESSURE IN HPA ****** 833.4 835.0 835.0 837.0 834.1 829.4 834.0 836.7 839.8 838.5 838.0 ****** DAY ** 23 14 24 15 13 17 3 4 14 6 12 MEAN QNH PRESSURE IN HPA ****** 1015.9 1016.3 1016.5 1017.2 1012.6 1007.8 1012.0 1016.0 1019.9 1020.0 1019.6 ****** MAX. QNH PRESSURE IN HPA ****** 1021.7 1021.2 1021.4 1022.0 1018.0 1011.2 1015.2 1020.8 1024.7 1024.8 1022.9 ****** DAY ** 1 3 11 2 7 4 25 13 25 15 18 MIN. QNH PRESSURE IN HPA ****** 1008.4 1010.3 1010.3 1012.6 1009.2 1003.8 1009.1 1012.3 1015.9 1014.4 1013.8 ****** DAY ** 23 14 24 15 13 17 3 4 14 6 12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** 839.0 839.1 839.2 840.0 836.1 831.8 835.1 838.8 842.2 842.5 842.3 ****** MAX. QFE PRESSURE IN HPA ****** 844.1 843.1 843.7 844.8 841.0 834.9 837.5 842.8 846.4 846.4 845.2 ****** DAY ** 1 3 12 28 2 4 25 12 24 15 23 MIN. QFE PRESSURE IN HPA ****** 834.2 834.2 835.0 835.5 833.6 828.8 832.3 835.6 838.4 837.9 838.8 ****** DAY ** 23 14 24 15 18 17 8 4 15 6 12 MEAN QNH PRESSURE IN HPA ****** 1015.0 1015.1 1015.2 1016.1 1011.6 1006.5 1010.4 1014.8 1018.7 1019.0 1018.8 ****** MAX. QNH PRESSURE IN HPA ****** 1020.9 1019.8 1020.5 1021.7 1017.3 1010.2 1013.2 1019.4 1023.6 1023.6 1022.2 ****** DAY ** 1 3 12 28 2 4 25 12 24 15 23 MIN. QNH PRESSURE IN HPA ****** 1009.4 1009.4 1010.3 1010.9 1008.7 1003.1 1007.1 1011.0 1014.3 1013.7 1014.7 ****** DAY ** 23 14 24 15 18 17 8 4 15 6 12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** 839.7 839.8 839.6 840.2 836.3 832.0 835.2 839.2 842.8 843.3 843.3 ****** MAX. QFE PRESSURE IN HPA ****** 844.6 843.8 844.1 844.0 843.5 835.0 838.0 843.4 847.5 846.7 847.0 ****** DAY ** 1 2 12 3 2 4 11 13 24 15 23 MIN. QFE PRESSURE IN HPA ****** 835.4 835.0 834.6 835.6 833.7 828.9 831.8 834.5 839.0 838.7 839.2 ****** DAY ** 23 14 24 15 13 20 8 4 14 6 11 MEAN QNH PRESSURE IN HPA ****** 1015.8 1015.9 1015.7 1016.3 1011.9 1006.8 1010.6 1015.2 1019.4 1019.9 1020.0 ****** MAX. QNH PRESSURE IN HPA ****** 1021.5 1020.6 1020.9 1020.8 1020.2 1010.3 1013.8 1020.1 1024.9 1024.0 1024.3 ****** DAY ** 1 2 12 3 2 4 11 13 24 15 23 MIN. QNH PRESSURE IN HPA ****** 1010.8 1010.3 1009.8 1011.0 1008.8 1003.2 1006.6 1009.7 1015.0 1014.6 1015.2 ****** DAY ** 23 14 24 15 13 20 8 4 14 6 11 MEAN QFF PRESSURE IN HPA ****** 1016.0 1013.9 1010.3 1007.2 999.5 991.6 996.2 1004.6 1013.3 1017.9 1022.4 ****** MAX. QFF PRESSURE IN HPA ****** 1021.4 1020.3 1017.0 1012.8 1011.7 995.7 1000.5 1009.1 1020.8 1025.8 1028.9 ****** DAY ** 10 3 12 3 2 4 11 29 24 29 23 MIN. QFF PRESSURE IN HPA ****** 1010.9 1006.4 1005.3 1002.6 995.1 986.0 990.8 996.3 1008.0 1010.4 1015.2 ****** DAY ** 23 14 24 15 18 20 8 4 1 6 11 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.3 6.3 8.7 15.5 22.3 28.6 29.9 29.7 25.9 18.7 12.2 7.9 17.3 MINIMUN AIR TEMPERATURE (C) -5.0 0.2 2.3 6.6 10.8 14.5 19.3 18.1 12.4 6.7 2.6 -0.2 7.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 9 7 0 0 0 0 17 DAYS WITH MINIMUM TEMP. <=-4 15 1 0 0 0 0 0 0 0 0 0 0 16 DAYS WITH FREEZING MIN.<= 0 27 18 11 0 0 0 0 0 0 0 7 20 83 TEMPERATURE RECORDS LOWEST(C) -15.0 -4.4 -2.2 1.6 7.0 6.4 14.2 13.2 8.0 2.4 -2.2 -3.4 -15.0 DAY 26 6 9 28 12 7 17 25 21 18 12 17 MAXIMUM AIR TEMPERATURE (C) 6.3 11.4 13.1 20.8 27.5 34.4 35.0 35.6 32.7 25.1 18.2 13.9 22.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 30 31 31 28 3 0 0 131 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 13.0 19.0 20.6 26.0 35.0 36.4 37.0 37.4 36.0 32.0 24.0 19.0 37.4 DAY 4 9 30 23 31 23 31 22 13 1 5 6 DIF. BETWEEN (MAX.-MIN.) (C) 11.3 11.2 10.8 14.2 16.7 19.9 15.7 17.5 20.3 18.4 15.6 14.1 15.4 MEAN DAILY TEMP. (MDT) (C) 0.6 5.8 7.7 13.7 19.2 24.4 27.1 26.8 22.6 15.9 10.4 6.9 15.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 6.7 105.0 190.6 180.8 52.4 3.6 0.0 0.0 539.2 HEATING DEG. DAYS(BASE 18 0C) 538.0 353.7 318.6 130.7 13.3 0.0 0.0 0.0 0.0 83.0 227.9 345.5 2010.8 DEWPOINT (MEAN C) -5.7 -2.6 -1.0 1.8 6.3 7.4 3.5 2.9 1.2 -0.4 -2.4 -1.9 0.8 MIXING RATIO (G/KG) 3.16 3.85 4.44 5.35 7.25 7.96 6.08 5.80 5.07 4.53 3.99 4.08 5.13 VAPOUR PRESSURE (HPA) 4.26 5.17 5.94 7.17 9.68 10.57 8.09 7.73 6.78 6.08 5.37 5.50 6.86 SATURATION DEF. (HPA) 2.90 4.84 5.79 11.35 18.86 30.87 35.61 35.78 28.98 17.04 9.68 5.65 17.28 RELATIVE HUMIDITY (MEAN %) 62 57 55 44 39 28 20 20 22 30 41 55 39 RELATIVE HUMIDITY (MAX. %) 78 76 80 72 63 41 35 36 40 49 60 79 59 RELATIVE HUMIDITY (MIN. %) 46 40 37 29 26 20 13 12 12 19 27 36 26 RELATIVE HUMIDITY (MEAN% 03UTC) 76 74 76 71 63 41 35 36 40 49 59 79 58 RELATIVE HUMIDITY (MEAN% 09UTC) 54 49 47 34 31 23 15 15 15 22 33 44 32 RELATIVE HUMIDITY (MEAN% 15UTC) 65 51 46 36 32 23 18 17 19 28 39 53 36 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 163.0 103.0 139.0 109.4 15.0 0.0 0.3 0.0 0.0 3.4 17.6 46.2 596.9 DAYS WITH PRECIPITATION >=10 3 3 4 4 0 0 0 0 0 0 0 1 15 DAYS WITH PRECIPITATION >= 5 5 8 8 4 2 0 0 0 0 0 2 4 33 DAYS WITH PRECIPITATION >= 1 8 10 13 7 4 0 0 0 0 1 4 5 52 DAYS WITH PRECIPITATION 8 10 13 8 4 0 3 2 0 2 6 5 61 GREATEST DAILY PRECIPITATION 62.0 30.0 44.0 45.0 6.0 0.0 0.3 0.0 0.0 3.0 8.0 18.0 62.0 DAY 17 5 12 15 11 ** 6 ** ** 10 29 23 DAY WITH THUNDER STORM 0 0 4 1 1 0 0 1 0 0 0 0 7 DAYS WITH SNOW OR SLEET 5 0 2 0 0 0 0 0 0 0 0 1 8 DAYS WITH DUST 0 0 0 0 0 1 0 3 1 2 0 0 7 WIND DIRECTION (PREVAILING) 270 225 270 270 270 270 90 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 2.5 7.3 6.7 7.0 7.1 7.7 12.3 9.9 10.4 10.2 9.0 9.4 8.3 PREVAILING WIND PERCENT 2.6 22.1 20.6 30.7 29.0 26.0 18.7 23.2 26.7 24.5 20.0 11.6 20.1 CALMS PERCENT OF WIND 97.4 57.9 51.6 54.0 56.8 64.0 33.5 37.4 48.0 58.1 68.7 81.3 59.1 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 264 234 233 250 257 256 56 319 275 278 267 269 266 VECTOR WIND MAGNITUDE(KNOTS) 0.1 2.7 2.5 2.6 2.5 2.4 3.1 1.4 4.5 3.4 2.4 1.2 1.8 WIND STEADINESES (MEAN %) 100.0 90.0 71.4 83.9 86.2 82.8 43.7 21.2 80.4 69.4 80.0 70.6 48.6 WIND SPEED (MEAN KNOTS) 0.1 3.0 3.5 3.1 2.9 2.9 7.1 6.6 5.6 4.9 3.0 1.7 3.7 FASTEST WIND DIRECTION 260 210 120 250 260 230 90 90 280 210 210 280 210 FASTEST WIND SPEED (KNOTS) 4 23 25 17 17 19 23 27 27 29 19 17 29 DAY 6 6 24 10 6 27 4 21 8 15 8 14 DAYS WITH SKY CLEAR (0-2)/8 15 11 11 16 17 26 21 24 27 27 17 13 225 DAYS WITH P.CLOUDY (3-6)/8 8 11 12 8 11 4 10 6 1 4 9 17 101 DAYS WITH CLOUDY (7-8)/8 8 7 8 6 3 0 0 1 2 0 4 1 40 DAYS WITH VISIBILITY =< 2 KM 4 0 1 0 1 0 0 0 0 0 0 0 6 DURATION OF SUNSHINE HOURS 171.5 178.6 191.2 268.7 316.1 368.7 337.2 342.2 310.2 309.7 210.2 227.8 3232.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 842.2 840.6 838.4 841.1 841.0 836.7 836.1 836.8 838.6 842.5 843.8 844.4 840.2 MAX. QFE PRESSURE IN HPA 848.8 847.8 844.4 846.2 846.0 842.0 841.7 842.0 845.5 847.3 849.9 849.5 849.9 DAY-HOUR 26- 6 8- 6 29- 3 8- 6 17- 6 3- 6 4- 6 31- 6 25- 6 13- 6 16- 6 28- 6 MIN. QFE PRESSURE IN HPA 831.2 832.0 833.0 836.8 836.8 832.0 831.2 832.3 833.2 836.1 839.0 840.2 831.2 DAY-HOUR 12-12 5- 3 7-12 4-12 29-12 19-12 6-12 7-12 20-12 5-12 1-12 15- 3 MEAN QNH PRESSURE IN HPA 1018.7 1016.8 1014.2 1017.5 1017.3 1012.2 1011.6 1012.4 1014.5 1019.0 1020.6 1021.3 1016.3 MAX. QNH PRESSURE IN HPA 1026.4 1025.2 1021.3 1023.4 1023.1 1018.5 1018.1 1018.5 1022.6 1024.7 1027.7 1027.2 1027.7 DAY-HOUR 26- 6 8- 6 29- 3 8- 6 17- 6 3- 6 4- 6 31- 6 25- 6 13- 6 16- 6 28- 6 MIN. QNH PRESSURE IN HPA 1005.9 1006.8 1008.0 1012.4 1012.4 1006.8 1005.9 1007.1 1008.2 1011.6 1015.0 1016.4 1005.9 DAY-HOUR 12-12 5- 3 7-12 4-12 29-12 19-12 6-12 7-12 20-12 5-12 1-12 15- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 842.4 840.8 838.6 841.5 841.6 837.6 837.2 837.8 839.5 843.3 844.5 845.0 840.8 MAX. QFE PRESSURE IN HPA 848.2 846.5 844.4 846.0 845.3 841.8 841.5 841.3 845.1 846.2 849.4 848.3 849.4 DAY 27 8 29 8 17 3 4 30 25 13 19 8 MIN. QFE PRESSURE IN HPA 832.0 832.0 834.6 838.0 838.1 834.8 833.9 835.1 835.8 838.1 840.8 840.2 832.0 DAY 12 5 13 3 29 20 12 8 21 5 29 15 MEAN QNH PRESSURE IN HPA 1018.9 1017.1 1014.5 1017.9 1018.0 1013.4 1012.8 1013.6 1015.6 1019.9 1021.4 1021.9 1017.1 MAX. QNH PRESSURE IN HPA 1025.7 1023.7 1021.3 1023.1 1022.3 1018.2 1017.9 1017.7 1022.1 1023.4 1027.1 1025.8 1027.1 DAY 27 8 29 8 17 3 4 30 25 13 19 8 MIN. QNH PRESSURE IN HPA 1006.8 1006.8 1009.8 1013.8 1013.9 1010.1 1009.0 1010.4 1011.2 1013.9 1017.1 1016.4 1006.8 DAY 12 5 13 3 29 20 12 8 21 5 29 15 MEAN QFF PRESSURE IN HPA 1023.5 1017.3 1013.0 1012.5 1008.5 1000.4 998.6 999.8 1005.0 1013.7 1019.0 1022.0 1011.1 MAX. QFF PRESSURE IN HPA 1037.0 1024.2 1022.4 1018.1 1013.2 1007.4 1004.6 1004.8 1012.2 1019.3 1025.3 1025.6 1037.0 DAY 26 8 29 8 12 8 4 31 25 20 19 28 MIN. QFF PRESSURE IN HPA 1008.7 1008.4 1007.8 1006.9 1001.2 996.2 994.8 996.1 1001.4 1006.3 1013.7 1014.8 994.8 DAY 12 5 23 10 29 25 14 14 22 5 28 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 843.5 841.9 839.4 842.3 841.9 837.6 837.4 838.2 840.0 843.9 845.0 845.7 841.4 MAX. QFE PRESSURE IN HPA 848.8 847.8 844.4 846.2 846.0 842.0 841.7 842.0 845.5 847.3 849.9 849.5 849.9 DAY 26 8 29 8 17 3 4 31 25 13 16 28 MIN. QFE PRESSURE IN HPA 833.8 834.4 835.0 838.4 837.9 834.3 833.9 835.2 836.1 839.0 841.2 841.8 833.8 DAY 12 5 7 3 29 20 6 8 21 5 28 15 MEAN QNH PRESSURE IN HPA 1020.2 1018.3 1015.5 1018.8 1018.4 1013.3 1013.1 1014.1 1016.1 1020.7 1022.0 1022.8 1017.8 MAX. QNH PRESSURE IN HPA 1026.4 1025.2 1021.3 1023.4 1023.1 1018.5 1018.1 1018.5 1022.6 1024.7 1027.7 1027.2 1027.7 DAY 26 8 29 8 17 3 4 31 25 13 16 28 MIN. QNH PRESSURE IN HPA 1008.9 1009.6 1010.3 1014.3 1013.7 1009.5 1009.0 1010.5 1011.6 1015.0 1017.5 1018.2 1008.9 DAY 12 5 7 3 29 20 6 8 21 5 28 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 842.0 840.5 838.6 841.2 841.2 836.5 836.3 837.0 838.6 842.2 843.6 844.3 840.2 MAX. QFE PRESSURE IN HPA 847.6 847.0 843.0 844.2 845.0 840.8 841.0 840.5 843.6 845.2 848.7 847.6 848.7 DAY 26 8 29 8 17 3 3 31 25 13 16 28 MIN. QFE PRESSURE IN HPA 831.8 835.0 834.0 837.6 837.8 832.8 832.5 833.4 834.5 837.0 840.1 840.4 831.8 DAY 12 5 7 18 29 19 6 8 21 5 28 15 MEAN QNH PRESSURE IN HPA 1018.5 1016.7 1014.5 1017.6 1017.5 1012.1 1011.8 1012.7 1014.5 1018.7 1020.4 1021.1 1016.3 MAX. QNH PRESSURE IN HPA 1025.0 1024.3 1019.6 1021.0 1022.0 1017.1 1017.3 1016.7 1020.3 1022.2 1026.3 1025.0 1026.3 DAY 26 8 29 8 17 3 3 31 25 13 16 28 MIN. QNH PRESSURE IN HPA 1006.6 1010.3 1009.1 1013.3 1013.6 1007.7 1007.4 1008.4 1009.7 1012.6 1016.2 1016.6 1006.6 DAY 12 5 7 18 29 19 6 8 21 5 28 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 841.2 839.5 837.4 840.2 840.2 835.6 834.9 835.6 837.4 841.2 842.6 843.3 839.1 MAX. QFE PRESSURE IN HPA 846.0 845.4 842.4 845.0 844.2 839.3 839.8 838.8 843.4 844.0 847.9 846.3 847.9 DAY 25 8 28 8 6 3 3 31 25 13 16 4 MIN. QFE PRESSURE IN HPA 831.2 835.0 833.0 836.8 836.8 832.0 831.2 832.3 833.2 836.1 839.0 840.2 831.2 DAY 12 5 7 4 29 19 6 7 20 5 1 15 MEAN QNH PRESSURE IN HPA 1017.6 1015.5 1013.1 1016.4 1016.4 1011.0 1010.2 1011.0 1013.1 1017.5 1019.1 1019.9 1015.1 MAX. QNH PRESSURE IN HPA 1023.1 1022.4 1018.9 1022.0 1021.0 1015.3 1015.9 1014.7 1020.1 1020.8 1025.4 1023.5 1025.4 DAY 25 8 28 8 6 3 3 31 25 13 16 4 MIN. QNH PRESSURE IN HPA 1005.9 1010.3 1008.0 1012.4 1012.4 1006.8 1005.9 1007.1 1008.2 1011.6 1015.0 1016.4 1005.9 DAY 12 5 7 4 29 19 6 7 20 5 1 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 842.0 840.2 837.9 840.5 840.3 836.1 834.7 835.6 837.7 841.7 843.3 844.0 839.5 MAX. QFE PRESSURE IN HPA 847.0 845.8 843.8 845.8 844.0 839.8 839.5 839.3 842.2 844.7 848.4 847.3 848.4 DAY 25 8 28 8 7 3 3 30 25 13 15 28 MIN. QFE PRESSURE IN HPA 832.8 835.9 834.2 837.0 837.0 833.2 831.6 832.3 834.3 837.2 840.1 841.5 831.6 DAY 12 16 7 4 29 19 6 7 20 5 29 15 MEAN QNH PRESSURE IN HPA 1018.5 1016.3 1013.7 1016.7 1016.5 1011.6 1010.0 1011.1 1013.4 1018.2 1020.0 1020.7 1015.6 MAX. QNH PRESSURE IN HPA 1024.3 1022.9 1020.6 1022.9 1020.8 1015.9 1015.6 1015.3 1018.7 1021.6 1025.9 1024.7 1025.9 DAY 25 8 28 8 7 3 3 30 25 13 15 28 MIN. QNH PRESSURE IN HPA 1007.7 1011.3 1009.4 1012.6 1012.6 1008.2 1006.3 1007.1 1009.5 1012.9 1016.2 1017.9 1006.3 DAY 12 16 7 4 29 19 6 7 20 5 29 15 MEAN QFF PRESSURE IN HPA 1023.1 1016.4 1012.0 1011.3 1006.8 998.3 995.7 997.3 1002.7 1011.9 1017.6 1020.7 1009.5 MAX. QFF PRESSURE IN HPA 1035.3 1023.7 1021.3 1018.1 1013.5 1006.0 1001.7 1001.9 1008.5 1017.3 1023.9 1024.2 1035.3 DAY 26 8 28 8 7 7 3 27 30 20 15 28 MIN. QFF PRESSURE IN HPA 1011.4 1010.4 1007.1 1005.1 999.7 993.3 991.7 992.9 999.0 1004.6 1013.1 1016.7 991.7 DAY 12 10 7 10 29 18 14 3 15 4 1 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.6 5.9 6.9 14.3 21.1 26.9 31.1 30.8 25.0 19.3 10.3 4.1 16.7 MINIMUN AIR TEMPERATURE (C) -2.4 -3.5 0.3 5.5 8.8 13.7 17.4 17.1 11.0 8.8 2.8 -2.6 6.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 2 0 0 0 0 0 3 DAYS WITH MINIMUM TEMP. <=-4 11 17 2 0 0 0 0 0 0 0 0 8 38 DAYS WITH FREEZING MIN.<= 0 25 22 18 3 0 0 0 0 0 0 6 27 101 TEMPERATURE RECORDS LOWEST(C) -7.0 -9.0 -7.0 -3.5 2.0 7.8 12.8 14.0 7.4 2.8 -1.4 -12.6 -12.6 DAY 20 8 1 12 6 3 2 31 10 27 30 24 MAXIMUM AIR TEMPERATURE (C) 9.7 11.8 11.9 19.6 26.3 32.5 37.3 37.7 31.6 25.5 15.8 9.4 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 5 27 31 31 27 1 0 0 122 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 15.0 19.4 19.0 27.2 31.5 36.4 41.2 39.4 34.6 30.6 19.8 15.6 41.2 DAY 7 21 4 27 31 29 28 13 6 6 2 8 DIF. BETWEEN (MAX.-MIN.) (C) 12.1 15.3 11.6 14.1 17.5 18.8 19.9 20.6 20.6 16.7 13.0 12.0 16.0 MEAN DAILY TEMP. (MDT) (C) 3.7 4.2 6.1 12.5 17.6 23.1 27.4 27.4 21.3 17.1 9.3 3.4 14.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 2.5 70.5 196.9 198.2 22.1 0.8 0.0 0.0 491.2 HEATING DEG. DAYS(BASE 18 0C) 444.2 387.4 369.8 164.5 40.5 0.0 0.0 0.0 0.0 50.8 261.4 452.6 2171.2 DEWPOINT (MEAN C) -4.0 -6.9 -1.4 2.3 3.4 4.1 7.4 6.6 3.8 6.3 2.3 -1.1 1.9 MIXING RATIO (G/KG) 3.45 2.84 4.28 5.65 5.97 6.29 7.92 7.53 6.25 7.32 5.52 4.30 5.61 VAPOUR PRESSURE (HPA) 4.64 3.81 5.72 7.55 7.98 8.38 10.46 9.99 8.35 9.80 7.40 5.78 7.49 SATURATION DEF. (HPA) 4.25 6.20 4.63 9.78 18.54 28.97 37.22 37.14 25.36 14.09 5.69 2.90 16.23 RELATIVE HUMIDITY (MEAN %) 57 42 61 50 36 26 24 24 28 45 61 71 44 RELATIVE HUMIDITY (MAX. %) 79 62 84 79 64 48 39 41 42 66 85 88 65 RELATIVE HUMIDITY (MIN. %) 40 28 43 32 21 15 16 15 19 33 42 54 30 RELATIVE HUMIDITY (MEAN% 03UTC) 78 61 83 79 64 48 39 41 42 65 84 88 64 RELATIVE HUMIDITY (MEAN% 09UTC) 46 34 53 36 23 18 19 17 20 35 48 59 34 RELATIVE HUMIDITY (MEAN% 15UTC) 56 36 51 43 32 21 22 21 26 45 62 76 41 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 59.0 6.5 167.5 73.7 18.8 1.0 0.0 0.0 0.0 12.0 28.8 141.6 508.9 DAYS WITH PRECIPITATION >=10 2 0 5 3 1 0 0 0 0 0 1 5 17 DAYS WITH PRECIPITATION >= 5 2 0 11 5 1 0 0 0 0 1 2 6 28 DAYS WITH PRECIPITATION >= 1 3 3 17 9 2 1 0 0 0 3 5 7 50 DAYS WITH PRECIPITATION 3 4 17 12 5 1 0 0 0 4 10 10 66 GREATEST DAILY PRECIPITATION 32.0 3.0 42.0 23.0 17.0 1.0 0.0 0.0 0.0 7.0 16.0 49.0 49.0 DAY 16 19 29 7 5 21 ** ** ** 23 5 21 DAY WITH THUNDER STORM 1 0 3 5 2 0 0 0 0 2 0 2 15 DAYS WITH SNOW OR SLEET 2 0 1 0 0 0 0 0 0 0 0 3 6 DAYS WITH DUST 0 0 0 1 2 0 0 1 1 2 0 0 7 WIND DIRECTION (PREVAILING) 270 225 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 10.7 13.0 11.3 10.9 13.3 11.3 11.3 10.0 9.4 9.3 6.5 5.6 10.5 PREVAILING WIND PERCENT 16.1 18.6 22.6 22.7 23.2 21.3 34.2 25.2 20.0 21.9 14.7 5.8 20.2 CALMS PERCENT OF WIND 58.1 54.3 56.1 51.3 56.1 53.3 54.2 60.6 60.0 60.0 64.0 83.2 59.3 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 239 250 266 261 272 277 270 269 281 281 257 203 268 VECTOR WIND MAGNITUDE(KNOTS) 1.3 3.9 3.4 3.9 4.0 3.6 4.6 2.8 3.2 3.2 0.8 0.1 2.8 WIND STEADINESES (MEAN %) 29.5 72.2 66.7 63.9 72.7 64.3 86.8 75.7 88.9 88.9 32.0 10.0 65.1 WIND SPEED (MEAN KNOTS) 4.4 5.4 5.1 6.1 5.5 5.6 5.3 3.7 3.6 3.6 2.5 1.0 4.3 FASTEST WIND DIRECTION 240 240 250 30 270 270 240 250 260 280 130 300 30 FASTEST WIND SPEED (KNOTS) 21 25 19 27 27 21 19 21 19 17 14 14 27 DAY 28 22 3 25 23 17 4 6 26 2 5 9 DAYS WITH SKY CLEAR (0-2)/8 12 21 9 8 18 21 28 30 30 17 18 13 225 DAYS WITH P.CLOUDY (3-6)/8 13 5 11 17 12 9 3 1 0 13 6 13 103 DAYS WITH CLOUDY (7-8)/8 6 2 11 5 1 0 0 0 0 1 6 5 37 DAYS WITH VISIBILITY =< 2 KM 0 0 1 0 0 0 0 0 0 0 0 3 4 DURATION OF SUNSHINE HOURS 199.5 250.2 194.9 241.9 315.2 335.8 361.8 352.7 332.3 254.3 193.2 185.0 3216.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 841.0 840.6 837.9 839.2 840.2 836.5 832.9 835.5 840.5 843.5 842.4 842.0 839.3 MAX. QFE PRESSURE IN HPA 846.6 845.8 846.2 844.3 844.0 841.5 836.3 839.4 845.6 847.5 848.5 847.0 848.5 DAY-HOUR 19- 6 17- 6 11- 6 13- 6 12- 6 8- 3 26- 3 10- 6 19- 6 9- 6 5- 6 23- 6 MIN. QFE PRESSURE IN HPA 831.1 836.3 828.6 834.0 835.3 829.0 828.2 831.0 836.4 839.4 838.5 835.3 828.2 DAY-HOUR 17-12 10-12 29- 9 5-12 5-12 30-12 16-12 5-12 2-12 23-12 19-12 10- 9 MEAN QNH PRESSURE IN HPA 1017.3 1016.8 1013.7 1015.2 1016.3 1012.0 1007.8 1010.9 1016.7 1020.2 1019.0 1018.5 1015.4 MAX. QNH PRESSURE IN HPA 1023.8 1022.9 1023.4 1021.2 1020.8 1017.9 1011.8 1015.4 1022.7 1024.9 1026.1 1024.3 1026.1 DAY-HOUR 19- 6 17- 6 11- 6 13- 6 12- 6 8- 3 26- 3 10- 6 19- 6 9- 6 5- 6 23- 6 MIN. QNH PRESSURE IN HPA 1005.7 1011.8 1002.8 1009.1 1010.7 1003.3 1002.4 1005.6 1011.9 1015.4 1014.4 1010.7 1002.4 DAY-HOUR 17-12 10-12 29- 9 5-12 5-12 30-12 16-12 5-12 2-12 23-12 19-12 10- 9 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 841.4 841.2 838.1 839.7 840.8 837.3 833.6 836.6 841.3 844.1 842.8 842.2 839.9 MAX. QFE PRESSURE IN HPA 846.1 844.7 845.3 843.6 843.8 841.5 836.3 839.2 845.1 846.9 847.5 845.9 847.5 DAY 7 17 1 13 12 8 26 10 19 9 8 23 MIN. QFE PRESSURE IN HPA 832.0 837.9 830.1 835.1 837.8 831.7 829.8 832.8 838.7 841.7 840.3 836.9 829.8 DAY 17 10 25 5 5 30 16 5 3 24 21 10 MEAN QNH PRESSURE IN HPA 1017.8 1017.5 1013.9 1015.8 1017.1 1013.0 1008.7 1012.2 1017.7 1021.0 1019.4 1018.7 1016.1 MAX. QNH PRESSURE IN HPA 1023.3 1021.6 1022.3 1020.3 1020.6 1017.9 1011.8 1015.2 1022.1 1024.2 1024.9 1023.0 1024.9 DAY 7 17 1 13 12 8 26 10 19 9 8 23 MIN. QNH PRESSURE IN HPA 1006.8 1013.7 1004.6 1010.4 1013.6 1006.4 1004.2 1007.7 1014.6 1018.1 1016.5 1012.5 1004.2 DAY 17 10 25 5 5 30 16 5 3 24 21 10 MEAN QFF PRESSURE IN HPA 1019.7 1019.1 1013.5 1011.3 1008.6 1000.9 994.3 998.3 1008.0 1014.1 1017.7 1021.3 1010.6 MAX. QFF PRESSURE IN HPA 1028.0 1024.7 1026.3 1020.1 1014.0 1007.2 999.0 1003.5 1012.9 1019.1 1022.7 1032.1 1032.1 DAY 20 8 1 13 6 8 26 31 30 28 30 23 MIN. QFF PRESSURE IN HPA 1005.5 1009.0 1001.1 1004.8 1002.1 992.3 989.4 993.3 1002.5 1009.8 1014.3 1011.3 989.4 DAY 16 22 25 5 31 30 16 1 3 7 12 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 842.2 841.7 838.9 840.2 841.2 837.5 833.8 836.8 841.7 844.6 843.7 843.2 840.5 MAX. QFE PRESSURE IN HPA 846.6 845.8 846.2 844.3 844.0 841.5 836.2 839.4 845.6 847.5 848.5 847.0 848.5 DAY 19 17 11 13 12 8 25 10 19 9 5 23 MIN. QFE PRESSURE IN HPA 833.3 838.6 830.4 835.1 838.6 832.2 829.8 833.2 838.6 842.3 840.9 836.6 829.8 DAY 17 10 29 5 5 30 16 5 3 23 20 14 MEAN QNH PRESSURE IN HPA 1018.7 1018.1 1014.9 1016.4 1017.5 1013.2 1009.0 1012.4 1018.1 1021.5 1020.4 1019.8 1016.7 MAX. QNH PRESSURE IN HPA 1023.8 1022.9 1023.4 1021.2 1020.8 1017.9 1011.7 1015.4 1022.7 1024.9 1026.1 1024.3 1026.1 DAY 19 17 11 13 12 8 25 10 19 9 5 23 MIN. QNH PRESSURE IN HPA 1008.3 1014.5 1004.9 1010.4 1014.5 1007.0 1004.2 1008.2 1014.5 1018.8 1017.2 1012.2 1004.2 DAY 17 10 29 5 5 30 16 5 3 23 20 14 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 841.0 840.6 838.1 839.2 840.3 836.4 832.9 835.5 840.5 843.2 842.2 841.7 839.3 MAX. QFE PRESSURE IN HPA 845.6 844.0 844.9 843.2 843.4 840.3 835.4 838.4 843.8 846.4 846.9 845.4 846.9 DAY 19 17 11 14 16 14 22 31 30 9 5 29 MIN. QFE PRESSURE IN HPA 832.2 837.1 828.6 834.4 836.6 830.0 828.7 832.0 837.7 840.6 839.3 835.3 828.6 DAY 17 10 29 5 5 30 16 5 10 23 20 10 MEAN QNH PRESSURE IN HPA 1017.4 1016.9 1013.9 1015.2 1016.5 1012.0 1007.9 1010.9 1016.7 1019.8 1018.7 1018.1 1015.3 MAX. QNH PRESSURE IN HPA 1022.7 1020.8 1021.9 1019.9 1020.1 1016.5 1010.8 1014.3 1020.6 1023.6 1024.2 1022.4 1024.2 DAY 19 17 11 14 16 14 22 31 30 9 5 29 MIN. QNH PRESSURE IN HPA 1007.0 1012.8 1002.8 1009.6 1012.2 1004.5 1002.9 1006.8 1013.5 1016.8 1015.3 1010.7 1002.8 DAY 17 10 29 5 5 30 16 5 10 23 20 10 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 839.9 839.4 837.0 838.3 839.1 835.5 831.8 834.1 839.3 842.3 841.5 841.1 838.3 MAX. QFE PRESSURE IN HPA 844.4 842.2 843.0 843.1 841.9 839.4 834.6 837.4 843.0 845.6 846.0 844.8 846.0 DAY 19 17 11 13 12 8 25 31 30 8 5 22 MIN. QFE PRESSURE IN HPA 831.1 836.3 829.3 834.0 835.3 829.0 828.2 831.0 836.4 839.4 838.5 836.2 828.2 DAY 17 10 29 5 5 30 16 5 2 23 19 10 MEAN QNH PRESSURE IN HPA 1016.0 1015.5 1012.7 1014.2 1015.1 1010.9 1006.5 1009.3 1015.3 1018.8 1017.8 1017.4 1014.1 MAX. QNH PRESSURE IN HPA 1021.3 1018.7 1019.6 1019.8 1018.4 1015.4 1009.8 1013.1 1019.6 1022.7 1023.1 1021.7 1023.1 DAY 19 17 11 13 12 8 25 31 30 8 5 22 MIN. QNH PRESSURE IN HPA 1005.7 1011.8 1003.6 1009.1 1010.7 1003.3 1002.4 1005.6 1011.9 1015.4 1014.4 1011.7 1002.4 DAY 17 10 29 5 5 30 16 5 2 23 19 10 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 840.5 839.9 837.3 838.7 839.5 835.8 832.3 834.6 839.8 843.2 842.1 841.9 838.8 MAX. QFE PRESSURE IN HPA 845.0 842.8 843.6 843.4 842.7 840.2 835.3 837.7 842.8 846.8 846.2 845.5 846.8 DAY 10 7 11 13 23 13 25 31 30 8 5 22 MIN. QFE PRESSURE IN HPA 832.0 836.3 828.8 834.5 836.3 829.9 828.9 831.6 836.8 840.8 839.7 837.0 828.8 DAY 17 22 29 5 5 30 16 5 2 23 20 10 MEAN QNH PRESSURE IN HPA 1016.7 1016.1 1013.0 1014.6 1015.5 1011.2 1007.1 1009.9 1015.9 1019.8 1018.6 1018.3 1014.7 MAX. QNH PRESSURE IN HPA 1022.0 1019.4 1020.3 1020.1 1019.3 1016.4 1010.7 1013.5 1019.4 1024.1 1023.4 1022.6 1024.1 DAY 10 7 11 13 23 13 25 31 30 8 5 22 MIN. QNH PRESSURE IN HPA 1006.8 1011.8 1003.1 1009.7 1011.8 1004.3 1003.2 1006.3 1012.4 1017.1 1015.8 1012.6 1003.1 DAY 17 22 29 5 5 30 16 5 2 23 20 10 MEAN QFF PRESSURE IN HPA 1018.6 1017.5 1012.5 1010.0 1006.9 999.1 992.5 995.9 1006.0 1012.9 1016.9 1020.7 1009.1 MAX. QFF PRESSURE IN HPA 1025.3 1024.2 1021.7 1018.2 1012.4 1005.5 997.2 1002.5 1011.0 1017.4 1021.5 1030.6 1030.6 DAY 19 7 1 13 6 4 25 31 30 28 29 22 MIN. QFF PRESSURE IN HPA 1007.3 1006.9 1001.2 1003.8 1000.6 989.3 987.9 991.8 1001.0 1008.3 1013.7 1012.5 987.9 DAY 17 22 29 27 30 29 11 4 2 6 24 9 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.1 6.4 10.5 17.3 23.2 28.9 30.8 30.7 26.3 19.5 13.8 10.9 18.4 MINIMUN AIR TEMPERATURE (C) -4.3 -0.6 3.2 6.4 10.9 16.1 19.0 18.5 13.5 7.4 2.0 1.7 7.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 8 5 0 0 0 0 14 DAYS WITH MINIMUM TEMP. <=-4 15 6 0 0 0 0 0 0 0 0 0 0 21 DAYS WITH FREEZING MIN.<= 0 23 18 9 0 0 0 0 0 0 0 3 11 64 TEMPERATURE RECORDS LOWEST(C) -17.0 -6.8 -3.6 0.6 4.6 11.8 14.2 14.6 9.0 3.0 -0.2 -2.4 -17.0 DAY 14 17 4 25 2 2 9 23 23 28 27 17 MAXIMUM AIR TEMPERATURE (C) 6.8 10.9 15.1 22.8 28.2 34.2 36.6 36.5 32.6 26.4 21.4 18.1 24.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 29 31 31 30 6 0 0 135 DAYS WITH MAXIMUM TEMP. <= 0 2 0 0 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS HIGHEST(C) 10.2 15.8 23.0 28.4 33.2 37.6 41.6 39.2 35.6 31.0 23.2 23.0 41.6 DAY 25 7 28 14 28 30 12 19 1 1 18 11 DIF. BETWEEN (MAX.-MIN.) (C) 11.1 11.5 11.9 16.4 17.3 18.1 17.6 18.0 19.1 19.0 19.4 16.4 16.3 MEAN DAILY TEMP. (MDT) (C) 1.3 5.1 9.1 14.6 19.5 25.2 27.8 27.5 23.0 16.9 11.7 9.9 16.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 11.0 126.3 210.7 201.4 61.9 0.2 0.0 0.0 611.5 HEATING DEG. DAYS(BASE 18 0C) 519.2 360.1 274.9 103.1 16.4 0.0 0.0 0.0 0.0 49.3 187.9 250.5 1761.4 DEWPOINT (MEAN C) -3.3 -1.6 0.9 4.5 4.0 8.7 10.0 5.8 5.8 2.5 -5.2 -2.1 2.5 MIXING RATIO (G/KG) 3.72 4.24 5.13 6.49 6.21 8.70 9.67 7.12 7.12 6.06 3.22 4.14 5.98 VAPOUR PRESSURE (HPA) 4.99 5.68 6.86 8.67 8.30 11.54 12.75 9.46 9.49 8.10 4.34 5.58 7.98 SATURATION DEF. (HPA) 2.49 4.38 6.53 12.17 21.57 30.17 33.37 36.68 26.75 16.27 12.60 8.42 17.62 RELATIVE HUMIDITY (MEAN %) 69 61 57 47 31 30 30 23 29 36 29 45 41 RELATIVE HUMIDITY (MAX. %) 87 84 83 77 56 45 46 38 45 53 46 64 60 RELATIVE HUMIDITY (MIN. %) 52 41 38 30 20 23 22 15 20 25 17 31 28 RELATIVE HUMIDITY (MEAN% 03UTC) 85 82 82 76 55 45 46 38 45 53 46 63 60 RELATIVE HUMIDITY (MEAN% 09UTC) 59 48 45 34 22 24 25 17 22 30 22 35 32 RELATIVE HUMIDITY (MEAN% 15UTC) 73 59 51 43 27 26 26 19 26 34 29 45 38 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 187.7 131.6 194.5 21.0 1.2 1.0 1.6 0.0 0.0 7.1 1.0 20.3 567.0 DAYS WITH PRECIPITATION >=10 5 4 5 0 0 0 0 0 0 0 0 0 14 DAYS WITH PRECIPITATION >= 5 6 6 8 2 0 0 0 0 0 1 0 2 25 DAYS WITH PRECIPITATION >= 1 10 8 11 6 1 1 1 0 0 2 1 5 46 DAYS WITH PRECIPITATION 12 10 12 7 4 1 3 1 1 3 1 7 62 GREATEST DAILY PRECIPITATION 64.0 40.0 65.0 8.0 1.0 1.0 1.0 0.0 0.0 5.6 1.0 9.0 65.0 DAY 5 12 18 20 14 22 26 ** ** 11 12 4 DAY WITH THUNDER STORM 1 2 2 1 1 0 0 0 0 2 0 1 10 DAYS WITH SNOW OR SLEET 3 1 1 0 0 0 0 0 0 0 0 0 5 DAYS WITH DUST 0 0 1 0 0 0 1 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 270 270 270 270 270 90 315 315 270 270 270 225 270 PREVAILING WIND SPEED(KNOTS) 7.0 7.9 7.5 8.1 8.1 8.4 6.1 5.9 7.2 6.1 4.9 8.0 7.1 PREVAILING WIND PERCENT 11.6 12.9 10.3 12.0 19.4 8.0 16.8 9.7 14.7 9.7 6.0 5.8 10.6 CALMS PERCENT OF WIND 74.2 60.7 71.6 64.0 54.8 64.7 56.1 60.6 66.7 72.9 88.0 86.5 68.4 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 252 255 265 263 279 85 298 8 286 299 270 249 275 VECTOR WIND MAGNITUDE(KNOTS) 0.7 1.1 1.6 2.1 2.9 0.3 1.0 0.6 1.8 0.4 0.4 0.6 1.0 WIND STEADINESES (MEAN %) 43.8 34.4 66.7 70.0 80.6 10.7 31.3 23.1 78.3 22.2 66.7 66.7 43.5 WIND SPEED (MEAN KNOTS) 1.6 3.2 2.4 3.0 3.6 2.8 3.2 2.6 2.3 1.8 0.6 0.9 2.3 FASTEST WIND DIRECTION 260 100 220 230 200 150 100 310 300 80 270 270 100 FASTEST WIND SPEED (KNOTS) 14 27 19 19 17 19 23 14 17 14 10 12 27 DAY 6 23 29 5 14 20 14 5 23 13 16 3 DAYS WITH SKY CLEAR (0-2)/8 15 9 8 18 22 27 20 25 29 27 22 16 238 DAYS WITH P.CLOUDY (3-6)/8 11 14 12 9 9 3 11 6 1 4 7 11 98 DAYS WITH CLOUDY (7-8)/8 5 5 11 3 0 0 0 0 0 0 1 4 29 DAYS WITH VISIBILITY =< 2 KM 3 0 0 0 0 0 0 0 0 0 0 0 3 DURATION OF SUNSHINE HOURS 201.8 194.9 197.2 272.3 344.8 350.3 336.6 341.1 313.8 294.2 258.0 226.5 3331.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 839.9 840.0 839.7 840.2 839.9 837.7 834.4 837.0 839.1 842.5 844.2 845.2 840.0 MAX. QFE PRESSURE IN HPA 847.0 848.0 845.5 848.9 846.5 842.7 840.1 842.1 844.2 847.8 849.3 851.4 851.4 DAY-HOUR 4- 6 23- 6 28- 6 12- 6 8- 6 6- 3 22- 6 29- 6 26- 6 25- 6 21- 6 10- 6 MIN. QFE PRESSURE IN HPA 828.6 832.6 830.0 834.4 833.8 831.1 829.5 833.4 834.7 837.2 839.8 839.9 828.6 DAY-HOUR 13- 3 12-12 1-12 23- 3 30-12 30-15 7-12 22-12 3-12 4-12 1-12 21-12 MEAN QNH PRESSURE IN HPA 1016.0 1016.1 1015.8 1016.4 1016.0 1013.4 1009.6 1012.7 1015.1 1019.0 1021.1 1022.2 1016.1 MAX. QNH PRESSURE IN HPA 1024.3 1025.5 1022.6 1026.5 1023.7 1019.3 1016.2 1018.6 1021.0 1025.2 1027.0 1029.4 1029.4 DAY-HOUR 4- 6 23- 6 28- 6 12- 6 8- 6 6- 3 22- 6 29- 6 26- 6 25- 6 21- 6 10- 6 MIN. QNH PRESSURE IN HPA 1002.8 1007.5 1004.5 1009.6 1008.9 1005.7 1003.9 1008.4 1009.9 1012.9 1015.9 1016.0 1002.8 DAY-HOUR 13- 3 12-12 1-12 23- 3 30-12 30-15 7-12 22-12 3-12 4-12 1-12 21-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 840.0 840.3 840.0 840.6 840.5 838.6 835.2 838.0 839.9 843.1 844.8 845.6 840.6 MAX. QFE PRESSURE IN HPA 845.7 846.8 845.0 848.3 845.7 842.7 839.9 841.5 843.2 847.0 848.4 850.7 850.7 DAY 22 24 28 12 8 6 22 29 26 29 21 10 MIN. QFE PRESSURE IN HPA 828.6 833.2 833.5 834.4 834.9 834.1 831.2 834.9 836.7 839.3 842.3 841.4 828.6 DAY 13 16 2 23 30 30 9 22 4 4 1 21 MEAN QNH PRESSURE IN HPA 1016.2 1016.4 1016.2 1016.8 1016.7 1014.5 1010.6 1013.8 1016.1 1019.8 1021.7 1022.6 1016.8 MAX. QNH PRESSURE IN HPA 1022.8 1024.1 1022.0 1025.8 1022.8 1019.3 1016.0 1017.9 1019.9 1024.3 1025.9 1028.6 1028.6 DAY 22 24 28 12 8 6 22 29 26 29 21 10 MIN. QNH PRESSURE IN HPA 1002.8 1008.2 1008.6 1009.6 1010.2 1009.2 1005.9 1010.2 1012.3 1015.3 1018.8 1017.8 1002.8 DAY 13 16 2 23 30 30 9 22 4 4 1 21 MEAN QFF PRESSURE IN HPA 1019.8 1016.8 1013.8 1010.8 1006.8 1001.0 995.7 999.6 1004.9 1013.3 1019.7 1021.6 1010.3 MAX. QFF PRESSURE IN HPA 1031.8 1027.7 1020.8 1019.9 1012.4 1006.2 1001.3 1004.0 1009.4 1019.8 1024.6 1028.5 1031.8 DAY 15 24 22 12 3 20 22 29 26 29 21 9 MIN. QFF PRESSURE IN HPA 1006.7 1005.5 1004.7 1002.7 999.2 993.2 989.8 995.8 998.6 1006.1 1015.5 1013.5 989.8 DAY 13 8 30 23 30 30 13 22 3 1 1 31 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 841.0 841.2 840.7 841.1 840.8 838.7 835.4 838.3 840.4 843.7 845.7 846.6 841.1 MAX. QFE PRESSURE IN HPA 847.0 848.0 845.5 848.9 846.5 842.4 840.1 842.1 844.2 847.8 849.3 851.4 851.4 DAY 4 23 28 12 8 5 22 29 26 25 21 10 MIN. QFE PRESSURE IN HPA 829.2 834.3 831.7 835.7 834.6 833.7 831.4 835.3 836.6 839.7 842.7 841.8 829.2 DAY 13 12 1 23 30 30 9 22 4 1 1 21 MEAN QNH PRESSURE IN HPA 1017.4 1017.5 1017.0 1017.4 1017.1 1014.6 1010.8 1014.1 1016.6 1020.5 1022.8 1023.9 1017.5 MAX. QNH PRESSURE IN HPA 1024.3 1025.5 1022.6 1026.5 1023.7 1018.9 1016.2 1018.6 1021.0 1025.2 1027.0 1029.4 1029.4 DAY 4 23 28 12 8 5 22 29 26 25 21 10 MIN. QNH PRESSURE IN HPA 1003.5 1009.5 1006.4 1011.1 1009.8 1008.8 1006.1 1010.7 1012.2 1015.8 1019.3 1018.2 1003.5 DAY 13 12 1 23 30 30 9 22 4 1 1 21 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 839.6 840.0 839.8 840.2 840.1 837.9 834.5 837.2 839.2 842.4 844.0 845.0 840.0 MAX. QFE PRESSURE IN HPA 845.4 847.0 845.0 847.9 845.0 841.8 839.1 840.4 842.8 846.2 847.9 849.5 849.5 DAY 22 23 27 12 8 5 22 29 26 25 21 9 MIN. QFE PRESSURE IN HPA 829.2 833.5 831.1 834.8 834.2 833.1 830.5 834.1 835.5 838.6 840.9 840.2 829.2 DAY 13 12 1 21 30 30 7 22 4 4 1 21 MEAN QNH PRESSURE IN HPA 1015.7 1016.1 1015.9 1016.4 1016.2 1013.6 1009.7 1012.8 1015.2 1018.9 1020.8 1021.9 1016.1 MAX. QNH PRESSURE IN HPA 1022.4 1024.3 1022.0 1025.4 1022.0 1018.2 1015.1 1016.6 1019.4 1023.4 1025.4 1027.2 1027.2 DAY 22 23 27 12 8 5 22 29 26 25 21 9 MIN. QNH PRESSURE IN HPA 1003.5 1008.6 1005.7 1010.1 1009.4 1008.1 1005.0 1009.2 1010.9 1014.5 1017.2 1016.4 1003.5 DAY 13 12 1 21 30 30 7 22 4 4 1 21 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 839.0 838.9 838.8 839.4 839.0 836.8 833.3 835.9 837.9 841.3 842.9 844.1 839.0 MAX. QFE PRESSURE IN HPA 845.2 845.8 844.1 845.9 843.5 840.7 837.3 838.6 841.6 844.8 846.5 848.9 848.9 DAY 4 23 27 12 8 5 22 29 26 25 21 9 MIN. QFE PRESSURE IN HPA 831.4 832.6 830.0 834.6 833.8 831.5 829.5 833.4 834.7 837.2 839.8 839.9 829.5 DAY 13 12 1 21 30 30 7 22 3 4 1 21 MEAN QNH PRESSURE IN HPA 1015.0 1014.9 1014.8 1015.5 1014.9 1012.4 1008.3 1011.3 1013.7 1017.7 1019.5 1020.9 1014.9 MAX. QNH PRESSURE IN HPA 1022.2 1022.9 1020.9 1023.0 1020.2 1017.0 1013.0 1014.5 1018.0 1021.7 1023.7 1026.5 1026.5 DAY 4 23 27 12 8 5 22 29 26 25 21 9 MIN. QNH PRESSURE IN HPA 1006.1 1007.5 1004.5 1009.8 1008.9 1006.2 1003.9 1008.4 1009.9 1012.9 1015.9 1016.0 1003.9 DAY 13 12 1 21 30 30 7 22 3 4 1 21 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 839.8 839.7 839.3 839.7 839.0 836.6 833.7 835.9 838.2 842.0 843.8 844.9 839.4 MAX. QFE PRESSURE IN HPA 845.9 846.5 844.3 845.2 843.0 840.8 837.0 838.4 842.2 845.4 847.5 849.3 849.3 DAY 4 23 27 12 8 5 15 28 26 25 21 9 MIN. QFE PRESSURE IN HPA 831.4 833.1 830.8 835.0 834.7 831.1 829.9 833.8 834.9 837.5 841.5 840.7 829.9 DAY 12 15 1 23 30 30 8 4 3 3 1 21 MEAN QNH PRESSURE IN HPA 1015.9 1015.8 1015.3 1015.8 1015.0 1012.2 1008.8 1011.3 1014.1 1018.5 1020.6 1021.9 1015.4 MAX. QNH PRESSURE IN HPA 1023.0 1023.7 1021.2 1022.2 1019.6 1017.1 1012.6 1014.3 1018.7 1022.4 1024.9 1027.0 1027.0 DAY 4 23 27 12 8 5 15 28 26 25 21 9 MIN. QNH PRESSURE IN HPA 1006.1 1008.1 1005.4 1010.3 1009.9 1005.7 1004.3 1008.9 1010.2 1013.2 1017.9 1017.0 1004.3 DAY 12 15 1 23 30 30 8 4 3 3 1 21 MEAN QFF PRESSURE IN HPA 1019.5 1016.0 1012.9 1009.6 1005.0 998.4 993.8 997.0 1002.8 1012.0 1018.5 1020.8 1008.8 MAX. QFF PRESSURE IN HPA 1031.5 1025.2 1019.7 1015.8 1010.2 1004.5 998.4 1000.7 1007.9 1018.3 1024.2 1027.0 1031.5 DAY 14 23 22 11 2 20 16 28 26 25 21 9 MIN. QFF PRESSURE IN HPA 1008.2 1006.6 1003.5 1002.0 999.4 988.8 988.4 993.6 996.2 1004.4 1014.5 1012.1 988.4 DAY 12 8 1 23 29 30 12 3 3 3 16 31 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.3 7.5 9.8 16.8 24.1 28.9 30.9 30.6 26.0 20.0 11.8 7.5 18.2 MINIMUN AIR TEMPERATURE (C) -1.5 0.1 1.6 6.6 10.3 13.8 18.6 18.6 12.2 8.1 3.0 -0.9 7.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 6 6 0 0 0 0 12 DAYS WITH MINIMUM TEMP. <=-4 6 1 0 0 0 0 0 0 0 0 1 0 8 DAYS WITH FREEZING MIN.<= 0 22 16 12 0 0 0 0 0 0 0 5 22 77 TEMPERATURE RECORDS LOWEST(C) -12.0 -4.0 -2.6 1.8 6.4 10.0 15.0 15.0 6.6 3.6 -5.6 -3.6 -12.0 DAY 22 22 7 19 11 7 2 29 25 22 30 1 MAXIMUM AIR TEMPERATURE (C) 9.1 13.0 14.8 22.4 30.0 34.4 36.5 36.5 32.7 26.5 17.9 14.8 24.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 16 30 31 31 24 4 0 0 136 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 14.0 19.4 24.4 26.8 35.4 37.2 40.2 37.8 36.0 30.6 22.0 20.4 40.2 DAY 6 8 31 27 31 20 4 1 5 1 6 9 DIF. BETWEEN (MAX.-MIN.) (C) 10.6 12.9 13.2 15.8 19.7 20.6 17.9 17.9 20.5 18.4 14.9 15.7 16.5 MEAN DAILY TEMP. (MDT) (C) 3.8 6.6 8.2 14.5 20.1 24.1 27.5 27.5 22.5 17.3 10.5 7.0 15.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 23.6 93.7 202.2 201.7 59.0 0.1 0.0 0.0 580.3 HEATING DEG. DAYS(BASE 18 0C) 440.1 320.3 303.6 104.7 5.9 0.0 0.0 0.0 0.6 43.4 226.0 341.7 1786.3 DEWPOINT (MEAN C) -1.1 -0.6 -1.5 2.3 3.1 0.5 5.5 5.5 3.1 -2.9 0.8 -4.1 0.9 MIXING RATIO (G/KG) 4.33 4.50 4.25 5.77 5.98 4.96 7.02 6.90 6.54 3.84 5.09 3.55 5.23 VAPOUR PRESSURE (HPA) 5.82 6.03 5.68 7.72 7.98 6.61 9.29 9.17 8.69 5.17 6.84 4.79 6.98 SATURATION DEF. (HPA) 2.77 4.84 7.19 12.32 23.92 35.31 37.23 36.62 27.29 19.85 7.79 6.31 18.45 RELATIVE HUMIDITY (MEAN %) 71 60 51 42 29 18 23 22 26 25 52 50 39 RELATIVE HUMIDITY (MAX. %) 87 82 77 70 51 35 38 37 42 43 80 72 60 RELATIVE HUMIDITY (MIN. %) 55 41 35 26 19 11 14 14 17 13 31 30 26 RELATIVE HUMIDITY (MEAN% 03UTC) 84 80 75 68 51 35 38 37 42 43 78 71 59 RELATIVE HUMIDITY (MEAN% 09UTC) 64 51 39 31 21 12 17 16 19 16 36 35 30 RELATIVE HUMIDITY (MEAN% 15UTC) 73 59 46 40 24 13 17 19 24 24 53 53 37 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 186.0 125.6 142.4 16.4 0.0 0.0 0.0 1.0 0.0 0.8 36.1 81.6 589.9 DAYS WITH PRECIPITATION >=10 5 5 4 0 0 0 0 0 0 0 1 4 19 DAYS WITH PRECIPITATION >= 5 8 9 4 1 0 0 0 0 0 0 3 4 29 DAYS WITH PRECIPITATION >= 1 11 11 7 5 0 0 0 1 0 0 7 4 46 DAYS WITH PRECIPITATION 16 11 11 8 0 0 0 1 0 2 9 5 63 GREATEST DAILY PRECIPITATION 40.0 26.0 45.0 6.0 0.0 0.0 0.0 1.0 0.0 0.6 13.0 41.0 45.0 DAY 18 21 13 6 ** ** ** 19 ** 27 11 12 DAY WITH THUNDER STORM 0 0 2 0 0 0 0 0 0 0 1 0 3 DAYS WITH SNOW OR SLEET 6 2 1 0 0 0 0 0 0 0 0 1 10 DAYS WITH DUST 0 0 0 0 3 0 3 0 0 0 0 0 6 WIND DIRECTION (PREVAILING) 45 270 270 315 270 270 180 90 270 270 225 270 270 PREVAILING WIND SPEED(KNOTS) 8.0 6.2 6.6 7.0 7.8 7.3 5.5 5.7 6.2 5.6 6.9 6.0 6.5 PREVAILING WIND PERCENT 2.6 9.3 8.4 14.0 13.5 11.3 7.1 8.4 15.3 11.6 6.7 1.9 8.5 CALMS PERCENT OF WIND 87.7 77.9 70.3 67.3 72.3 74.7 64.5 61.3 67.3 76.1 82.0 94.8 74.7 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 137 273 232 273 269 280 238 206 280 279 259 280 266 VECTOR WIND MAGNITUDE(KNOTS) 0.1 0.8 0.8 2.0 1.5 1.5 1.0 0.4 1.6 1.0 0.9 0.1 0.9 WIND STEADINESES (MEAN %) 11.1 57.1 38.1 80.0 75.0 83.3 47.6 16.7 76.2 83.3 75.0 33.3 52.9 WIND SPEED (MEAN KNOTS) 0.9 1.4 2.1 2.5 2.0 1.8 2.1 2.4 2.1 1.2 1.2 0.3 1.7 FASTEST WIND DIRECTION 310 320 220 220 250 300 210 290 300 280 210 250 220 FASTEST WIND SPEED (KNOTS) 14 14 14 27 23 14 14 14 17 10 17 8 27 DAY 21 6 22 5 14 14 26 18 21 20 8 10 DAYS WITH SKY CLEAR (0-2)/8 11 13 12 11 29 30 28 21 30 28 19 20 252 DAYS WITH P.CLOUDY (3-6)/8 12 7 7 12 2 0 3 9 0 3 8 8 71 DAYS WITH CLOUDY (7-8)/8 8 8 12 7 0 0 0 1 0 0 3 3 42 DAYS WITH VISIBILITY =< 2 KM 6 2 1 0 0 0 0 0 0 0 2 2 13 DURATION OF SUNSHINE HOURS 153.9 180.8 205.3 246.9 362.3 377.9 356.4 307.2 324.1 284.8 227.1 234.3 3261.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 840.9 841.0 838.3 840.2 838.8 836.7 833.4 836.5 838.1 842.5 842.6 844.7 839.5 MAX. QFE PRESSURE IN HPA 845.9 846.1 844.0 844.7 844.9 842.4 837.1 842.2 844.3 846.5 847.8 849.5 849.5 DAY-HOUR 11- 6 12- 6 31- 6 25- 6 28- 6 2- 3 8- 6 20- 6 30- 6 27- 6 15- 9 6- 6 MIN. QFE PRESSURE IN HPA 833.7 830.5 829.2 834.5 833.5 829.7 828.8 831.0 833.7 837.9 837.7 839.4 828.8 DAY-HOUR 18-12 6- 3 2- 3 8-12 20-12 24-12 12-12 14-12 16-12 8-12 11-12 15-12 MEAN QNH PRESSURE IN HPA 1017.2 1017.2 1014.1 1016.3 1014.7 1012.3 1008.4 1012.0 1013.9 1019.0 1019.1 1021.6 1015.5 MAX. QNH PRESSURE IN HPA 1023.0 1023.3 1020.8 1021.6 1021.9 1018.9 1012.8 1018.7 1021.2 1023.7 1025.2 1027.2 1027.2 DAY-HOUR 11- 6 12- 6 31- 6 25- 6 28- 6 2- 3 8- 6 20- 6 30- 6 27- 6 15- 9 6- 6 MIN. QNH PRESSURE IN HPA 1008.8 1005.0 1003.5 1009.7 1008.6 1004.1 1003.1 1005.6 1008.8 1013.7 1013.5 1015.4 1003.1 DAY-HOUR 18-12 6- 3 2- 3 8-12 20-12 24-12 12-12 14-12 16-12 8-12 11-12 15-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 840.9 841.1 838.4 840.6 839.6 837.4 834.3 837.5 838.9 843.1 842.9 845.0 840.0 MAX. QFE PRESSURE IN HPA 844.9 844.1 843.4 842.9 844.2 842.4 836.7 842.0 843.5 845.2 846.4 848.3 848.3 DAY 12 12 31 11 28 2 1 19 30 11 15 6 MIN. QFE PRESSURE IN HPA 833.8 830.5 829.2 834.9 835.5 832.0 830.9 833.6 835.5 841.0 838.5 840.3 829.2 DAY 18 6 2 8 21 24 12 14 16 26 12 15 MEAN QNH PRESSURE IN HPA 1017.2 1017.4 1014.3 1016.9 1015.6 1013.2 1009.5 1013.2 1014.9 1019.8 1019.5 1021.9 1016.1 MAX. QNH PRESSURE IN HPA 1021.9 1020.9 1020.1 1019.5 1021.0 1018.9 1012.3 1018.5 1020.2 1022.2 1023.6 1025.8 1025.8 DAY 12 12 31 11 28 2 1 19 30 11 15 6 MIN. QNH PRESSURE IN HPA 1008.9 1005.0 1003.5 1010.2 1010.9 1006.8 1005.5 1008.7 1010.9 1017.3 1014.4 1016.5 1003.5 DAY 18 6 2 8 21 24 12 14 16 26 12 15 MEAN QFF PRESSURE IN HPA 1019.0 1017.2 1012.6 1011.0 1005.7 1000.1 994.7 999.1 1004.3 1013.0 1017.1 1023.0 1009.7 MAX. QFF PRESSURE IN HPA 1025.8 1022.4 1018.4 1017.1 1012.8 1005.2 998.2 1005.5 1010.7 1017.4 1024.1 1028.1 1028.1 DAY 22 23 19 11 1 2 1 19 30 28 14 6 MIN. QFF PRESSURE IN HPA 1011.2 1006.0 1002.7 1000.7 1000.5 993.8 990.0 993.7 1000.1 1008.7 1008.3 1015.3 990.0 DAY 1 6 2 8 20 24 12 8 12 8 1 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 842.1 842.1 839.4 841.2 839.8 837.6 834.4 837.7 839.3 843.9 843.8 846.0 840.6 MAX. QFE PRESSURE IN HPA 845.9 846.1 844.0 844.7 844.9 842.4 837.1 842.2 844.3 846.5 847.6 849.5 849.5 DAY 11 12 31 25 28 2 8 20 30 27 14 6 MIN. QFE PRESSURE IN HPA 834.6 834.0 831.2 835.5 835.5 831.5 831.0 833.8 836.1 841.4 839.1 841.1 831.0 DAY 18 6 2 8 20 24 12 14 16 9 12 15 MEAN QNH PRESSURE IN HPA 1018.6 1018.6 1015.5 1017.5 1015.9 1013.3 1009.6 1013.5 1015.3 1020.7 1020.6 1023.1 1016.8 MAX. QNH PRESSURE IN HPA 1023.0 1023.3 1020.8 1021.6 1021.9 1018.9 1012.8 1018.7 1021.2 1023.7 1025.0 1027.2 1027.2 DAY 11 12 31 25 28 2 8 20 30 27 14 6 MIN. QNH PRESSURE IN HPA 1009.8 1009.1 1005.9 1010.9 1010.9 1006.2 1005.6 1008.9 1011.6 1017.8 1015.1 1017.4 1005.6 DAY 18 6 2 8 20 24 12 14 16 9 12 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 841.1 841.1 838.5 840.3 838.9 836.8 833.3 836.5 837.9 842.3 842.4 844.5 839.5 MAX. QFE PRESSURE IN HPA 845.0 845.2 842.9 843.3 843.8 841.8 836.2 841.0 842.8 844.9 847.8 847.8 847.8 DAY 12 12 31 30 28 2 8 19 30 11 15 6 MIN. QFE PRESSURE IN HPA 834.0 835.4 830.7 834.9 834.6 830.4 829.8 832.4 834.7 839.7 838.4 839.6 829.8 DAY 18 6 2 8 20 24 12 14 16 8 12 15 MEAN QNH PRESSURE IN HPA 1017.4 1017.4 1014.4 1016.5 1014.8 1012.4 1008.3 1012.1 1013.7 1018.9 1018.9 1021.4 1015.5 MAX. QNH PRESSURE IN HPA 1022.0 1022.2 1019.5 1020.0 1020.6 1018.2 1011.7 1017.3 1019.4 1021.9 1025.2 1025.2 1025.2 DAY 12 12 31 30 28 2 8 19 30 11 15 6 MIN. QNH PRESSURE IN HPA 1009.1 1010.8 1005.3 1010.2 1009.8 1004.9 1004.2 1007.3 1009.9 1015.8 1014.3 1015.7 1004.2 DAY 18 6 2 8 20 24 12 14 16 8 12 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 840.1 840.0 837.3 839.3 837.8 835.9 832.3 835.3 836.9 841.3 841.6 843.5 838.4 MAX. QFE PRESSURE IN HPA 844.3 844.2 841.1 842.2 842.5 840.6 835.5 840.7 841.8 844.7 847.2 846.3 847.2 DAY 12 12 30 22 1 2 8 20 30 27 15 24 MIN. QFE PRESSURE IN HPA 833.7 834.6 829.9 834.5 833.5 829.7 828.8 831.0 833.7 837.9 837.7 839.4 828.8 DAY 18 5 2 8 20 24 12 14 16 8 11 15 MEAN QNH PRESSURE IN HPA 1016.2 1016.2 1013.0 1015.3 1013.5 1011.3 1007.1 1010.6 1012.5 1017.6 1018.0 1020.3 1014.3 MAX. QNH PRESSURE IN HPA 1021.2 1021.0 1017.4 1018.7 1019.1 1016.8 1010.9 1017.0 1018.2 1021.6 1024.5 1023.5 1024.5 DAY 12 12 30 22 1 2 8 20 30 27 15 24 MIN. QNH PRESSURE IN HPA 1008.8 1009.8 1004.3 1009.7 1008.6 1004.1 1003.1 1005.6 1008.8 1013.7 1013.5 1015.4 1003.1 DAY 18 5 2 8 20 24 12 14 16 8 11 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 840.6 840.5 837.7 839.6 837.9 836.0 832.6 835.4 837.5 841.7 842.2 844.3 838.8 MAX. QFE PRESSURE IN HPA 844.8 845.1 842.1 843.1 842.5 841.1 835.3 840.7 842.2 844.5 847.0 847.1 847.1 DAY 12 12 30 5 1 2 8 20 30 27 15 24 MIN. QFE PRESSURE IN HPA 834.5 833.1 831.0 834.7 834.5 830.4 829.0 831.5 834.9 838.2 837.7 840.4 829.0 DAY 18 5 2 8 20 24 12 14 16 8 11 15 MEAN QNH PRESSURE IN HPA 1016.8 1016.8 1013.5 1015.6 1013.7 1011.5 1007.5 1010.8 1013.2 1018.1 1018.7 1021.2 1014.8 MAX. QNH PRESSURE IN HPA 1021.7 1022.1 1018.6 1019.8 1019.1 1017.4 1010.7 1017.0 1018.7 1021.4 1024.3 1024.4 1024.4 DAY 12 12 30 5 1 2 8 20 30 27 15 24 MIN. QNH PRESSURE IN HPA 1009.7 1008.1 1005.6 1009.9 1009.7 1004.9 1003.3 1006.2 1010.2 1014.0 1013.5 1016.6 1003.3 DAY 18 5 2 8 20 24 12 14 16 8 11 15 MEAN QFF PRESSURE IN HPA 1018.6 1016.4 1011.7 1009.7 1003.5 998.4 992.8 996.6 1002.4 1011.2 1016.4 1022.2 1008.3 MAX. QFF PRESSURE IN HPA 1025.9 1022.3 1017.2 1014.8 1011.3 1003.8 996.5 1003.7 1008.7 1016.0 1023.1 1026.5 1026.5 DAY 22 12 18 22 1 2 8 18 30 28 15 24 MIN. QFF PRESSURE IN HPA 1011.5 1008.0 1004.1 1001.6 999.8 992.3 987.4 991.2 996.5 1005.2 1009.0 1014.7 987.4 DAY 18 20 2 8 20 24 20 13 6 8 1 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.9 5.8 10.9 19.4 23.8 28.4 31.0 30.3 25.5 18.5 10.2 5.9 17.8 MINIMUN AIR TEMPERATURE (C) -2.5 -2.4 0.7 7.5 9.1 13.8 19.1 17.8 12.4 7.6 2.9 -0.3 7.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 8 4 0 0 0 0 12 DAYS WITH MINIMUM TEMP. <=-4 12 9 9 0 0 0 0 0 0 0 0 6 36 DAYS WITH FREEZING MIN.<= 0 23 24 13 0 0 0 0 0 0 0 5 16 81 TEMPERATURE RECORDS LOWEST(C) -8.0 -7.0 -5.1 2.0 4.6 11.0 15.6 9.4 8.8 3.8 -2.4 -5.2 -8.0 DAY 31 9 3 1 3 10 7 31 1 20 29 17 MAXIMUM AIR TEMPERATURE (C) 9.2 11.8 16.7 25.4 30.2 34.7 36.9 37.0 32.4 25.2 15.7 11.3 23.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 16 30 31 31 27 0 0 0 135 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 18.2 16.6 20.0 29.4 34.2 39.8 39.8 39.0 36.2 29.2 22.4 17.4 39.8 DAY 1 24 22 14 31 30 10 28 9 1 2 1 DIF. BETWEEN (MAX.-MIN.) (C) 11.7 14.2 16.0 17.9 21.1 20.9 17.8 19.2 20.0 17.6 12.8 11.6 16.8 MEAN DAILY TEMP. (MDT) (C) 3.3 4.7 8.7 16.4 19.6 24.2 28.0 27.4 22.4 16.4 9.3 5.5 15.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 5.2 97.1 216.9 197.1 45.1 0.0 0.0 0.0 561.4 HEATING DEG. DAYS(BASE 18 0C) 455.0 384.8 288.6 56.5 4.6 0.0 0.0 0.0 0.0 53.4 261.1 386.0 1890.1 DEWPOINT (MEAN C) -4.2 -5.4 -6.5 -1.5 -0.2 0.4 1.8 6.2 1.8 0.9 1.5 0.2 -0.4 MIXING RATIO (G/KG) 3.50 3.23 3.07 4.31 4.76 4.81 5.37 7.30 5.39 5.09 5.21 4.73 4.73 VAPOUR PRESSURE (HPA) 4.70 4.34 4.12 5.78 6.37 6.41 7.15 9.69 7.20 6.84 7.00 6.36 6.33 SATURATION DEF. (HPA) 3.77 5.42 9.78 18.14 25.16 34.60 39.78 35.68 27.49 15.76 6.08 3.31 18.75 RELATIVE HUMIDITY (MEAN %) 62 50 34 29 24 18 17 24 24 35 59 70 37 RELATIVE HUMIDITY (MAX. %) 81 77 63 57 47 34 29 37 39 57 83 88 58 RELATIVE HUMIDITY (MIN. %) 44 31 17 15 14 11 11 16 14 20 39 50 24 RELATIVE HUMIDITY (MEAN% 03UTC) 79 74 63 57 47 34 29 37 39 55 82 86 57 RELATIVE HUMIDITY (MEAN% 09UTC) 53 38 23 19 16 13 13 18 16 25 45 57 28 RELATIVE HUMIDITY (MEAN% 15UTC) 62 48 24 21 18 14 14 21 21 34 60 73 34 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 172.4 60.4 29.0 2.1 2.0 0.0 0.0 0.0 0.0 7.2 36.2 157.1 466.4 DAYS WITH PRECIPITATION >=10 5 2 1 0 0 0 0 0 0 0 1 7 16 DAYS WITH PRECIPITATION >= 5 8 3 1 0 0 0 0 0 0 0 2 8 22 DAYS WITH PRECIPITATION >= 1 10 4 2 1 1 0 0 0 0 3 6 13 40 DAYS WITH PRECIPITATION 10 6 5 2 2 1 0 0 0 8 11 17 62 GREATEST DAILY PRECIPITATION 51.0 31.0 26.0 2.0 2.0 0.0 0.0 0.0 0.0 3.0 17.0 30.0 51.0 DAY 28 14 25 29 2 ** ** ** ** 4 5 24 DAY WITH THUNDER STORM 2 0 0 0 1 0 1 0 0 1 0 2 7 DAYS WITH SNOW OR SLEET 4 0 0 0 0 0 0 0 0 0 0 2 6 DAYS WITH DUST 0 0 1 5 2 2 6 2 5 1 0 0 24 WIND DIRECTION (PREVAILING) 225 225 270 270 270 270 90 270 270 270 225 180 270 PREVAILING WIND SPEED(KNOTS) 6.4 6.9 9.4 8.2 7.1 7.8 7.4 6.2 6.2 6.5 5.7 6.8 7.3 PREVAILING WIND PERCENT 3.2 4.8 10.3 15.3 14.8 11.3 11.0 12.3 14.7 7.1 4.0 3.2 8.7 CALMS PERCENT OF WIND 91.6 85.5 71.6 70.0 72.3 68.7 60.6 65.2 74.7 83.9 92.7 91.0 77.3 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 253 254 261 274 284 286 351 351 252 247 196 158 269 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.5 1.9 2.0 1.9 1.5 0.3 0.2 1.2 0.8 0.2 0.3 0.8 WIND STEADINESES (MEAN %) 60.0 55.6 76.0 83.3 95.0 68.2 10.0 9.1 75.0 72.7 50.0 50.0 50.0 WIND SPEED (MEAN KNOTS) 0.5 0.9 2.5 2.4 2.0 2.2 3.0 2.2 1.6 1.1 0.4 0.6 1.6 FASTEST WIND DIRECTION 310 120 230 250 260 270 50 80 250 270 200 120 260 FASTEST WIND SPEED (KNOTS) 10 14 23 19 27 17 19 12 16 17 12 14 27 DAY 5 3 24 10 1 1 31 2 20 17 2 10 DAYS WITH SKY CLEAR (0-2)/8 15 19 21 18 26 29 29 27 29 24 14 14 265 DAYS WITH P.CLOUDY (3-6)/8 8 4 5 11 3 1 2 4 1 5 11 9 64 DAYS WITH CLOUDY (7-8)/8 8 6 5 1 2 0 0 0 0 2 5 8 37 DAYS WITH VISIBILITY =< 2 KM 7 0 0 1 0 0 2 0 0 0 2 4 16 DURATION OF SUNSHINE HOURS 191.0 227.3 260.8 248.0 351.5 353.7 344.4 331.6 311.8 277.6 199.5 181.1 3278.3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 840.0 840.3 839.6 840.5 838.7 835.3 835.1 836.3 838.4 842.5 842.9 842.5 839.3 MAX. QFE PRESSURE IN HPA 848.1 846.4 844.0 843.9 842.8 839.3 841.9 841.3 844.3 846.6 848.5 848.6 848.6 DAY-HOUR 31- 6 11- 6 21- 6 2- 6 6- 6 4- 6 30- 6 23- 6 29- 6 31- 6 17- 6 17- 6 MIN. QFE PRESSURE IN HPA 833.5 830.9 835.7 837.8 835.0 831.5 828.8 831.5 831.0 837.6 837.0 834.3 828.8 DAY-HOUR 17-12 7- 3 2- 3 7-12 27-12 6-12 9-15 30-12 2-12 1-12 6-12 15- 3 MEAN QNH PRESSURE IN HPA 1016.1 1016.5 1015.7 1016.8 1014.6 1010.6 1010.4 1011.8 1014.2 1019.1 1019.5 1019.0 1015.4 MAX. QNH PRESSURE IN HPA 1025.6 1023.6 1020.8 1020.7 1019.4 1015.3 1018.4 1017.7 1021.2 1023.8 1026.1 1026.2 1026.2 DAY-HOUR 31- 6 11- 6 21- 6 2- 6 6- 6 4- 6 30- 6 23- 6 29- 6 31- 6 17- 6 17- 6 MIN. QNH PRESSURE IN HPA 1008.6 1005.5 1011.1 1013.6 1010.3 1006.2 1003.1 1006.2 1005.6 1013.3 1012.6 1009.5 1003.1 DAY-HOUR 17-12 7- 3 2- 3 7-12 27-12 6-12 9-15 30-12 2-12 1-12 6-12 15- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 840.1 840.6 840.2 841.0 839.3 836.2 836.0 837.3 839.1 843.0 843.2 842.5 839.9 MAX. QFE PRESSURE IN HPA 847.3 845.8 842.9 843.8 842.5 839.0 841.4 840.7 843.4 845.9 846.9 847.7 847.7 DAY 31 11 21 2 7 4 31 23 29 29 17 18 MIN. QFE PRESSURE IN HPA 834.2 830.9 835.7 838.7 836.6 833.0 831.3 832.6 832.6 838.5 838.8 834.3 830.9 DAY 17 7 2 21 30 26 10 31 2 2 7 15 MEAN QNH PRESSURE IN HPA 1016.3 1016.8 1016.3 1017.3 1015.3 1011.6 1011.5 1013.0 1015.1 1019.6 1019.8 1019.1 1016.0 MAX. QNH PRESSURE IN HPA 1024.7 1022.9 1019.5 1020.6 1019.1 1015.0 1017.8 1017.0 1020.1 1023.0 1024.2 1025.1 1025.1 DAY 31 11 21 2 7 4 31 23 29 29 17 18 MIN. QNH PRESSURE IN HPA 1009.4 1005.5 1011.1 1014.6 1012.2 1008.0 1006.0 1007.5 1007.5 1014.4 1014.7 1009.5 1005.5 DAY 17 7 2 21 30 26 10 31 2 2 7 15 MEAN QFF PRESSURE IN HPA 1018.4 1018.1 1014.5 1010.3 1005.8 999.1 996.9 999.2 1004.7 1013.2 1018.1 1019.8 1009.8 MAX. QFF PRESSURE IN HPA 1030.6 1026.5 1020.0 1017.2 1011.8 1002.4 1004.4 1003.5 1010.3 1018.8 1024.8 1029.1 1030.6 DAY 31 11 1 2 3 16 31 23 29 29 29 18 MIN. QFF PRESSURE IN HPA 1011.3 1003.8 1006.9 1004.4 1001.3 995.8 988.9 994.5 997.6 1005.5 1012.3 1008.9 988.9 DAY 28 7 2 21 30 6 10 11 2 1 6 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 841.2 841.4 840.9 841.7 839.7 836.3 836.3 837.8 839.6 843.8 844.1 843.7 840.5 MAX. QFE PRESSURE IN HPA 848.1 846.4 844.0 843.9 842.8 839.3 841.9 841.3 844.3 846.6 848.5 848.6 848.6 DAY 31 11 21 2 6 4 30 23 29 31 17 17 MIN. QFE PRESSURE IN HPA 835.4 831.0 836.1 839.4 836.8 833.0 831.1 833.6 832.5 839.0 839.7 835.2 831.0 DAY 17 7 2 18 30 26 10 31 2 2 6 15 MEAN QNH PRESSURE IN HPA 1017.5 1017.8 1017.2 1018.1 1015.7 1011.8 1011.8 1013.6 1015.7 1020.6 1021.0 1020.4 1016.8 MAX. QNH PRESSURE IN HPA 1025.6 1023.6 1020.8 1020.7 1019.4 1015.3 1018.4 1017.7 1021.2 1023.8 1026.1 1026.2 1026.2 DAY 31 11 21 2 6 4 30 23 29 31 17 17 MIN. QNH PRESSURE IN HPA 1010.8 1005.6 1011.6 1015.4 1012.4 1008.0 1005.7 1008.7 1007.4 1015.0 1015.8 1010.5 1005.6 DAY 17 7 2 18 30 26 10 31 2 2 6 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 839.9 840.6 839.8 840.9 838.9 835.4 835.3 836.6 838.4 842.5 842.8 842.3 839.5 MAX. QFE PRESSURE IN HPA 846.8 845.0 843.5 843.3 842.4 838.5 841.1 840.1 843.2 845.7 846.9 846.9 846.9 DAY 31 11 21 9 7 4 30 23 29 31 17 17 MIN. QFE PRESSURE IN HPA 834.3 832.3 836.3 839.0 835.9 832.3 830.5 832.8 831.5 838.1 838.2 834.6 830.5 DAY 28 7 2 7 30 25 10 30 1 2 6 15 MEAN QNH PRESSURE IN HPA 1016.0 1016.9 1016.0 1017.2 1014.8 1010.8 1010.7 1012.2 1014.2 1019.1 1019.4 1018.9 1015.5 MAX. QNH PRESSURE IN HPA 1024.1 1022.0 1020.2 1020.0 1018.9 1014.4 1017.4 1016.2 1019.9 1022.8 1024.2 1024.2 1024.2 DAY 31 11 21 9 7 4 30 23 29 31 17 17 MIN. QNH PRESSURE IN HPA 1009.5 1007.1 1011.8 1015.0 1011.3 1007.1 1005.0 1007.7 1006.2 1013.9 1014.0 1009.8 1005.0 DAY 28 7 2 7 30 25 10 30 1 2 6 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 839.0 839.3 838.5 839.6 837.7 834.3 834.1 835.0 837.2 841.4 841.9 841.6 838.3 MAX. QFE PRESSURE IN HPA 846.1 843.3 841.9 841.3 841.0 837.3 839.9 838.0 841.8 844.1 846.4 846.2 846.4 DAY 30 10 21 1 7 4 30 23 29 27 17 3 MIN. QFE PRESSURE IN HPA 833.5 832.3 836.0 837.8 835.0 831.5 828.9 831.5 831.0 837.6 837.0 835.3 828.9 DAY 17 7 14 7 27 6 10 30 2 1 6 15 MEAN QNH PRESSURE IN HPA 1015.0 1015.3 1014.4 1015.6 1013.5 1009.5 1009.3 1010.4 1012.9 1017.8 1018.4 1018.1 1014.2 MAX. QNH PRESSURE IN HPA 1023.3 1020.0 1018.4 1017.7 1017.3 1013.0 1016.0 1013.8 1018.2 1020.9 1023.6 1023.4 1023.6 DAY 30 10 21 1 7 4 30 23 29 27 17 3 MIN. QNH PRESSURE IN HPA 1008.6 1007.1 1011.5 1013.6 1010.3 1006.2 1003.2 1006.2 1005.6 1013.3 1012.6 1010.7 1003.2 DAY 17 7 14 7 27 6 10 30 2 1 6 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 839.7 839.8 838.8 839.6 837.9 834.3 833.9 834.9 837.6 842.0 842.5 842.4 838.6 MAX. QFE PRESSURE IN HPA 847.0 844.1 842.0 841.3 841.0 836.8 839.2 837.9 842.0 845.4 846.7 847.1 847.1 DAY 30 24 21 1 7 3 30 23 29 27 17 17 MIN. QFE PRESSURE IN HPA 834.3 832.5 836.1 838.1 835.0 832.0 828.8 831.9 831.6 837.8 837.4 836.7 828.8 DAY 17 7 24 7 30 6 9 30 1 1 6 15 MEAN QNH PRESSURE IN HPA 1015.7 1015.9 1014.8 1015.7 1013.6 1009.5 1009.0 1010.2 1013.4 1018.4 1019.1 1018.9 1014.5 MAX. QNH PRESSURE IN HPA 1024.3 1020.9 1018.5 1017.7 1017.3 1012.4 1015.2 1013.7 1018.5 1022.4 1024.0 1024.4 1024.4 DAY 30 24 21 1 7 3 30 23 29 27 17 17 MIN. QNH PRESSURE IN HPA 1009.5 1007.4 1011.6 1013.9 1010.3 1006.8 1003.1 1006.7 1006.3 1013.6 1013.1 1012.3 1003.1 DAY 17 7 24 7 30 6 9 30 1 1 6 15 MEAN QFF PRESSURE IN HPA 1017.9 1017.0 1012.8 1008.6 1004.0 996.8 994.3 996.1 1002.9 1012.1 1017.2 1019.7 1008.3 MAX. QFF PRESSURE IN HPA 1030.6 1025.0 1019.9 1014.4 1009.5 1000.5 1000.8 999.8 1008.3 1016.7 1023.6 1028.7 1030.6 DAY 30 10 3 1 1 16 30 23 29 30 29 17 MIN. QFF PRESSURE IN HPA 1011.8 1007.8 1004.5 1004.4 999.0 993.3 986.5 992.1 996.4 1003.9 1010.1 1012.1 986.5 DAY 17 7 24 21 30 23 10 11 1 1 6 11 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.3 6.5 12.0 18.4 23.4 29.1 31.1 30.6 25.6 20.9 11.5 7.7 18.4 MINIMUN AIR TEMPERATURE (C) -3.4 -2.8 1.9 5.7 10.6 15.2 18.2 17.9 12.7 9.5 2.4 2.6 7.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 6 5 0 0 0 0 13 DAYS WITH MINIMUM TEMP. <=-4 13 11 0 0 0 0 0 0 0 0 0 0 24 DAYS WITH FREEZING MIN.<= 0 29 25 6 0 0 0 0 0 0 0 7 8 75 TEMPERATURE RECORDS LOWEST(C) -10.0 -6.8 -0.2 0.4 5.8 9.4 15.8 14.6 9.6 7.0 -3.0 -2.0 -10.0 DAY 29 23 11 14 5 19 2 1 8 14 20 18 MAXIMUM AIR TEMPERATURE (C) 10.7 13.2 18.5 24.8 29.1 35.2 37.3 37.0 32.5 27.5 18.0 12.4 24.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 18 30 31 31 26 6 0 0 142 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 16.4 20.2 24.0 27.8 34.2 38.6 40.0 39.0 36.0 31.0 26.0 17.6 40.0 DAY 3 28 31 25 15 25 24 7 3 4 5 29 DIF. BETWEEN (MAX.-MIN.) (C) 14.1 16.0 16.6 19.1 18.5 20.0 19.1 19.1 19.8 18.0 15.6 9.8 17.2 MEAN DAILY TEMP. (MDT) (C) 3.7 5.2 10.2 15.2 19.8 25.2 27.8 27.5 22.6 18.5 10.2 7.5 16.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 18.5 125.0 209.4 200.6 49.3 1.6 0.0 0.0 604.4 HEATING DEG. DAYS(BASE 18 0C) 444.8 358.7 241.4 85.0 12.9 0.0 0.0 0.0 0.0 11.2 233.5 325.6 1713.1 DEWPOINT (MEAN C) -3.5 -4.0 0.0 -0.2 1.3 3.6 5.9 3.0 -0.2 1.1 -1.0 2.7 0.7 MIXING RATIO (G/KG) 3.59 3.53 4.70 4.65 5.22 6.17 7.13 5.88 4.61 5.08 4.38 5.65 5.05 VAPOUR PRESSURE (HPA) 4.83 4.73 6.30 6.24 6.97 8.19 9.45 7.84 6.17 6.82 5.88 7.60 6.75 SATURATION DEF. (HPA) 3.97 5.59 8.77 16.34 23.72 34.50 38.01 38.56 28.83 19.33 8.74 3.24 19.13 RELATIVE HUMIDITY (MEAN %) 61 53 49 32 28 21 22 19 21 30 48 74 38 RELATIVE HUMIDITY (MAX. %) 80 79 76 60 51 35 36 34 37 48 69 90 58 RELATIVE HUMIDITY (MIN. %) 43 32 30 18 16 15 15 11 11 19 31 58 25 RELATIVE HUMIDITY (MEAN% 03UTC) 78 79 76 60 50 35 36 34 37 48 65 88 57 RELATIVE HUMIDITY (MEAN% 09UTC) 50 42 37 21 20 17 18 13 13 21 39 64 30 RELATIVE HUMIDITY (MEAN% 15UTC) 61 45 44 26 23 18 18 16 18 28 47 75 35 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 56.9 43.1 112.0 0.1 15.1 0.0 0.0 0.0 0.7 2.7 52.0 382.5 665.1 DAYS WITH PRECIPITATION >=10 1 2 3 0 0 0 0 0 0 0 2 9 17 DAYS WITH PRECIPITATION >= 5 4 3 5 0 2 0 0 0 0 0 3 11 28 DAYS WITH PRECIPITATION >= 1 6 6 6 0 3 0 0 0 0 1 8 14 44 DAYS WITH PRECIPITATION 9 7 6 1 5 0 0 0 1 3 8 17 57 GREATEST DAILY PRECIPITATION 28.0 15.0 52.0 0.1 7.0 0.0 0.0 0.0 0.7 2.0 17.0 64.0 64.0 DAY 4 12 10 26 3 ** ** ** 22 29 13 2 DAY WITH THUNDER STORM 1 1 2 0 2 0 0 0 0 0 3 7 16 DAYS WITH SNOW OR SLEET 4 3 1 0 0 0 0 0 0 0 0 0 8 DAYS WITH DUST 0 0 0 2 4 0 1 1 2 2 0 0 12 WIND DIRECTION (PREVAILING) 90 270 225 270 270 270 270 270 270 270 270 180 270 PREVAILING WIND SPEED(KNOTS) 6.3 6.7 7.1 7.7 8.0 6.7 7.6 8.5 7.3 8.0 6.0 6.0 7.3 PREVAILING WIND PERCENT 3.9 4.3 7.1 16.7 12.3 9.3 11.0 10.3 19.3 12.3 6.7 3.2 9.3 CALMS PERCENT OF WIND 91.0 88.6 83.9 74.0 74.2 81.3 70.3 74.2 69.3 78.7 84.7 89.7 79.9 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 99 222 238 250 245 280 248 263 255 258 237 155 248 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.6 0.7 1.9 1.0 0.4 0.6 0.8 1.9 1.3 0.5 0.3 0.8 WIND STEADINESES (MEAN %) 66.7 75.0 70.0 86.4 43.5 28.6 26.1 42.1 82.6 81.2 45.5 42.9 53.3 WIND SPEED (MEAN KNOTS) 0.6 0.8 1.0 2.2 2.3 1.4 2.3 1.9 2.3 1.6 1.1 0.7 1.5 FASTEST WIND DIRECTION 60 90 230 170 180 80 250 180 210 200 250 90 90 FASTEST WIND SPEED (KNOTS) 10 27 16 19 16 14 17 16 17 16 14 14 27 DAY 9 11 8 9 2 12 8 8 10 22 17 8 DAYS WITH SKY CLEAR (0-2)/8 19 16 20 19 23 30 29 28 30 24 21 11 270 DAYS WITH P.CLOUDY (3-6)/8 7 7 8 7 5 0 2 3 0 7 6 8 60 DAYS WITH CLOUDY (7-8)/8 5 5 3 4 3 0 0 0 0 0 3 12 35 DAYS WITH VISIBILITY =< 2 KM 3 2 2 0 0 0 0 0 0 0 2 1 10 DURATION OF SUNSHINE HOURS 209.8 229.6 276.6 292.8 326.6 367.2 371.3 354.6 323.8 293.9 235.8 145.4 3427.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 841.5 840.3 840.0 840.3 838.2 834.3 833.8 837.3 839.8 842.4 843.1 844.1 839.6 MAX. QFE PRESSURE IN HPA 847.0 846.0 847.6 847.2 842.3 840.3 839.8 841.4 845.8 846.7 848.2 850.1 850.1 DAY-HOUR 14- 6 28- 6 2- 6 1- 6 16- 6 2- 6 29- 6 15- 6 23- 6 10- 6 14- 6 9- 6 MIN. QFE PRESSURE IN HPA 835.1 832.0 828.5 835.3 832.4 828.8 829.8 833.1 835.2 837.6 834.1 835.3 828.5 DAY-HOUR 27- 3 21-12 25-12 9-12 26-12 11-15 12-12 24-12 2-15 3-12 18-12 5-12 MEAN QNH PRESSURE IN HPA 1017.9 1016.4 1016.2 1016.5 1014.0 1009.5 1008.9 1013.0 1015.9 1019.0 1019.7 1020.9 1015.7 MAX. QNH PRESSURE IN HPA 1024.3 1023.1 1025.0 1024.5 1018.8 1016.5 1015.9 1017.8 1022.9 1024.0 1025.7 1027.9 1027.9 DAY-HOUR 14- 6 28- 6 2- 6 1- 6 16- 6 2- 6 29- 6 15- 6 23- 6 10- 6 14- 6 9- 6 MIN. QNH PRESSURE IN HPA 1010.4 1006.8 1002.7 1010.7 1007.3 1003.1 1004.2 1008.1 1010.5 1013.3 1009.2 1010.7 1002.7 DAY-HOUR 27- 3 21-12 25-12 9-12 26-12 11-15 12-12 24-12 2-15 3-12 18-12 5-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 841.7 840.7 840.5 840.7 838.6 835.2 834.8 838.3 840.4 842.9 843.4 844.2 840.1 MAX. QFE PRESSURE IN HPA 845.7 845.0 846.5 846.0 841.9 839.6 839.5 841.0 844.9 845.5 847.4 848.4 848.4 DAY 14 28 1 1 17 3 29 5 23 10 15 9 MIN. QFE PRESSURE IN HPA 835.1 833.9 832.5 836.7 834.3 832.1 831.6 835.1 837.7 839.6 835.7 836.9 831.6 DAY 27 21 26 9 26 12 18 24 14 2 18 5 MEAN QNH PRESSURE IN HPA 1018.1 1016.9 1016.7 1017.0 1014.5 1010.6 1010.0 1014.2 1016.6 1019.6 1020.1 1021.0 1016.3 MAX. QNH PRESSURE IN HPA 1022.8 1022.0 1023.7 1023.1 1018.4 1015.7 1015.6 1017.3 1021.9 1022.6 1024.8 1025.9 1025.9 DAY 14 28 1 1 17 3 29 5 23 10 15 9 MIN. QNH PRESSURE IN HPA 1010.4 1009.0 1007.4 1012.3 1009.5 1006.9 1006.3 1010.4 1013.5 1015.7 1011.1 1012.5 1006.3 DAY 27 21 26 9 26 12 18 24 14 2 18 5 MEAN QFF PRESSURE IN HPA 1020.5 1017.8 1014.0 1010.7 1004.7 997.3 995.5 1000.1 1006.2 1011.8 1018.0 1020.2 1009.7 MAX. QFF PRESSURE IN HPA 1027.4 1023.4 1021.8 1017.5 1010.5 1003.7 1001.6 1003.0 1013.7 1015.3 1025.8 1028.1 1028.1 DAY 30 13 1 1 11 1 28 19 23 16 21 18 MIN. QFF PRESSURE IN HPA 1011.9 1006.4 1003.8 1003.4 998.7 993.3 991.9 995.4 1001.8 1006.2 1006.1 1010.5 991.9 DAY 27 21 25 26 26 12 10 24 1 3 18 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 842.7 841.6 841.2 841.4 839.1 835.4 834.9 838.7 841.1 843.8 844.4 845.3 840.8 MAX. QFE PRESSURE IN HPA 847.0 846.0 847.6 847.2 842.3 840.3 839.8 841.4 845.8 846.7 848.2 850.1 850.1 DAY 14 28 2 1 16 2 29 15 23 10 14 9 MIN. QFE PRESSURE IN HPA 836.2 833.8 833.8 836.7 834.0 832.2 831.6 835.3 838.0 840.6 837.2 837.3 831.6 DAY 27 21 25 9 26 11 12 24 2 2 18 5 MEAN QNH PRESSURE IN HPA 1019.3 1018.0 1017.6 1017.8 1015.0 1010.8 1010.2 1014.7 1017.4 1020.6 1021.3 1022.3 1017.1 MAX. QNH PRESSURE IN HPA 1024.3 1023.1 1025.0 1024.5 1018.8 1016.5 1015.9 1017.8 1022.9 1024.0 1025.7 1027.9 1027.9 DAY 14 28 2 1 16 2 29 15 23 10 14 9 MIN. QNH PRESSURE IN HPA 1011.7 1008.9 1008.9 1012.3 1009.1 1007.0 1006.3 1010.7 1013.8 1016.8 1012.9 1013.0 1006.3 DAY 27 21 25 9 26 11 12 24 2 2 18 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 841.7 840.6 840.4 840.5 838.3 834.5 834.0 837.6 840.0 842.5 843.2 844.3 839.8 MAX. QFE PRESSURE IN HPA 845.6 845.1 846.3 846.1 841.4 839.2 838.7 840.3 844.3 845.1 847.1 848.6 848.6 DAY 14 28 1 1 16 2 29 5 23 10 14 9 MIN. QFE PRESSURE IN HPA 835.8 833.1 831.2 836.2 833.2 830.6 831.0 834.3 836.9 839.2 836.7 836.8 830.6 DAY 27 21 25 9 26 11 12 24 2 2 18 5 MEAN QNH PRESSURE IN HPA 1018.1 1016.8 1016.6 1016.7 1014.2 1009.7 1009.1 1013.4 1016.1 1019.0 1019.8 1021.2 1015.9 MAX. QNH PRESSURE IN HPA 1022.7 1022.1 1023.5 1023.3 1017.8 1015.2 1014.6 1016.5 1021.2 1022.1 1024.4 1026.2 1026.2 DAY 14 28 1 1 16 2 29 5 23 10 14 9 MIN. QNH PRESSURE IN HPA 1011.2 1008.1 1005.9 1011.7 1008.2 1005.2 1005.6 1009.5 1012.5 1015.2 1012.3 1012.4 1005.2 DAY 27 21 25 9 26 11 12 24 2 2 18 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 840.5 839.1 838.9 839.4 837.4 833.3 832.8 836.1 838.6 841.3 841.9 843.1 838.5 MAX. QFE PRESSURE IN HPA 844.1 843.5 844.3 844.1 840.2 837.6 836.8 838.7 844.0 845.3 846.0 847.3 847.3 DAY 14 10 1 4 13 2 28 14 22 28 14 9 MIN. QFE PRESSURE IN HPA 836.0 832.0 828.5 835.3 832.4 829.0 829.8 833.1 835.4 837.6 834.1 835.3 828.5 DAY 27 21 25 9 26 11 12 24 2 3 18 5 MEAN QNH PRESSURE IN HPA 1016.7 1015.1 1014.8 1015.5 1013.1 1008.3 1007.7 1011.6 1014.5 1017.7 1018.3 1019.7 1014.4 MAX. QNH PRESSURE IN HPA 1020.9 1020.2 1021.2 1020.9 1016.4 1013.3 1012.4 1014.6 1020.8 1022.3 1023.1 1024.7 1024.7 DAY 14 10 1 4 13 2 28 14 22 28 14 9 MIN. QNH PRESSURE IN HPA 1011.5 1006.8 1002.7 1010.7 1007.3 1003.3 1004.2 1008.1 1010.8 1013.3 1009.2 1010.7 1002.7 DAY 27 21 25 9 26 11 12 24 2 3 18 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 841.1 839.4 839.2 839.6 837.5 833.2 832.8 835.9 838.9 841.8 842.5 843.8 838.8 MAX. QFE PRESSURE IN HPA 845.2 843.4 844.9 844.4 841.4 837.1 836.6 838.0 843.7 845.6 846.4 847.7 847.7 DAY 14 28 1 1 10 3 27 14 22 28 14 9 MIN. QFE PRESSURE IN HPA 835.8 832.4 829.7 835.4 833.0 828.8 830.0 833.4 835.2 838.1 835.0 836.6 828.8 DAY 26 21 25 9 25 11 17 24 2 3 18 5 MEAN QNH PRESSURE IN HPA 1017.4 1015.4 1015.1 1015.6 1013.2 1008.2 1007.8 1011.4 1014.8 1018.2 1019.1 1020.5 1014.7 MAX. QNH PRESSURE IN HPA 1022.2 1020.1 1021.9 1021.3 1017.8 1012.8 1012.2 1013.8 1020.5 1022.7 1023.6 1025.1 1025.1 DAY 14 28 1 1 10 3 27 14 22 28 14 9 MIN. QNH PRESSURE IN HPA 1011.2 1007.3 1004.1 1010.8 1008.0 1003.1 1004.5 1008.4 1010.5 1013.9 1010.3 1012.2 1003.1 DAY 26 21 25 9 25 11 17 24 2 3 18 5 MEAN QFF PRESSURE IN HPA 1019.7 1016.1 1012.2 1009.3 1003.4 994.7 993.1 997.2 1004.3 1010.4 1017.0 1019.6 1008.1 MAX. QFF PRESSURE IN HPA 1025.9 1021.8 1019.8 1015.3 1011.7 1000.7 998.3 1001.5 1010.8 1016.3 1025.0 1025.2 1025.9 DAY 29 12 1 1 10 1 28 31 22 28 20 22 MIN. QFF PRESSURE IN HPA 1012.5 1006.4 1001.5 1003.7 996.1 990.8 989.2 994.1 999.1 1003.3 1005.8 1009.8 989.2 DAY 26 21 25 9 28 16 23 24 2 3 18 5 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.9 7.6 12.4 14.9 22.5 27.8 29.8 29.6 26.7 20.5 11.0 5.6 17.8 MINIMUN AIR TEMPERATURE (C) -1.7 -1.1 2.5 6.6 9.1 14.2 16.2 15.7 12.8 7.9 2.7 -1.2 7.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 0 0 0 0 0 0 2 DAYS WITH MINIMUM TEMP. <=-4 14 7 0 0 0 0 0 0 0 0 0 9 30 DAYS WITH FREEZING MIN.<= 0 21 18 5 0 0 0 0 0 0 0 9 23 76 TEMPERATURE RECORDS LOWEST(C) -6.6 -5.6 -2.2 1.0 4.0 9.2 12.6 10.6 9.6 2.6 -3.0 -7.0 -7.0 DAY 25 1 1 6 7 22 1 31 18 25 27 24 MAXIMUM AIR TEMPERATURE (C) 10.3 13.7 18.5 20.1 28.4 33.5 36.3 36.9 34.4 27.9 17.1 10.9 24.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 14 30 31 31 30 11 0 0 147 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 15.4 18.6 24.6 28.2 32.4 36.2 38.8 40.0 37.4 31.8 22.2 15.8 40.0 DAY 28 24 13 28 19 17 20 11 2 10 11 8 DIF. BETWEEN (MAX.-MIN.) (C) 12.0 14.8 16.0 13.5 19.3 19.3 20.1 21.2 21.6 20.0 14.4 12.1 17.0 MEAN DAILY TEMP. (MDT) (C) 4.3 6.3 10.5 13.4 18.7 23.8 26.3 26.3 23.6 17.9 9.9 4.8 15.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 8.4 87.2 163.5 165.4 78.5 1.8 0.0 0.0 504.8 HEATING DEG. DAYS(BASE 18 0C) 425.3 327.4 232.2 143.5 23.3 0.0 0.0 0.0 0.0 30.7 242.5 407.8 1832.7 DEWPOINT (MEAN C) -2.9 -3.4 -0.8 4.3 3.6 4.0 5.6 4.1 0.8 0.1 1.1 -0.9 1.3 MIXING RATIO (G/KG) 3.83 3.69 4.51 6.37 6.09 6.21 7.06 6.30 4.93 4.66 5.15 4.46 5.27 VAPOUR PRESSURE (HPA) 5.15 4.97 6.04 8.50 8.13 8.26 9.38 8.37 6.61 6.26 6.93 5.98 7.05 SATURATION DEF. (HPA) 3.88 6.10 9.21 9.61 21.05 30.97 34.65 35.85 30.67 19.50 6.88 3.53 17.66 RELATIVE HUMIDITY (MEAN %) 61 51 46 55 33 24 24 22 21 28 55 67 41 RELATIVE HUMIDITY (MAX. %) 84 75 72 82 60 41 39 37 35 44 83 88 62 RELATIVE HUMIDITY (MIN. %) 41 31 28 37 20 15 16 13 11 17 34 47 26 RELATIVE HUMIDITY (MEAN% 03UTC) 83 74 70 80 60 40 38 37 35 44 80 87 61 RELATIVE HUMIDITY (MEAN% 09UTC) 50 39 35 45 23 18 17 15 14 20 41 55 31 RELATIVE HUMIDITY (MEAN% 15UTC) 59 46 40 49 27 19 23 19 19 27 56 68 38 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 122.2 49.1 85.4 172.8 11.2 0.0 2.0 2.0 0.0 0.0 56.8 132.3 633.8 DAYS WITH PRECIPITATION >=10 5 2 4 6 1 0 0 0 0 0 1 6 25 DAYS WITH PRECIPITATION >= 5 5 3 5 6 1 0 0 0 0 0 4 8 32 DAYS WITH PRECIPITATION >= 1 8 6 7 8 1 0 1 1 0 0 8 9 49 DAYS WITH PRECIPITATION 9 7 8 11 3 0 1 1 0 0 9 11 60 GREATEST DAILY PRECIPITATION 46.0 26.0 32.0 43.0 11.0 0.0 2.0 2.0 0.0 0.0 20.0 30.0 46.0 DAY 8 14 21 3 12 ** 31 1 ** ** 6 11 DAY WITH THUNDER STORM 1 0 2 5 3 0 1 0 0 0 4 3 19 DAYS WITH SNOW OR SLEET 1 1 0 0 0 0 0 0 0 0 0 2 4 DAYS WITH DUST 0 0 0 0 2 0 1 0 0 1 0 0 4 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 6.0 6.5 6.9 6.7 7.0 6.6 6.5 6.3 6.3 6.9 7.8 6.8 6.7 PREVAILING WIND PERCENT 3.9 11.4 9.0 15.3 12.9 18.7 24.5 18.7 15.3 11.6 8.7 7.7 13.2 CALMS PERCENT OF WIND 89.7 77.9 75.5 69.3 74.8 59.3 55.5 70.3 76.7 80.6 82.0 83.2 74.6 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 219 245 247 258 254 260 258 271 271 253 266 252 257 VECTOR WIND MAGNITUDE(KNOTS) 0.2 1.1 1.0 1.7 1.5 1.0 2.3 1.5 1.1 1.1 0.4 0.7 1.1 WIND STEADINESES (MEAN %) 28.6 73.3 58.8 70.8 78.9 33.3 76.7 78.9 73.3 78.6 30.8 63.6 61.1 WIND SPEED (MEAN KNOTS) 0.7 1.5 1.7 2.4 1.9 3.0 3.0 1.9 1.5 1.4 1.3 1.1 1.8 FASTEST WIND DIRECTION 90 280 210 220 230 250 290 240 190 200 270 270 230 FASTEST WIND SPEED (KNOTS) 12 10 16 17 19 14 14 14 14 17 12 14 19 DAY 11 3 28 19 4 5 3 8 11 20 14 19 DAYS WITH SKY CLEAR (0-2)/8 17 16 18 10 22 29 29 28 28 25 17 13 252 DAYS WITH P.CLOUDY (3-6)/8 7 9 7 14 8 1 2 3 2 6 11 13 83 DAYS WITH CLOUDY (7-8)/8 7 3 6 6 1 0 0 0 0 0 2 5 30 DAYS WITH VISIBILITY =< 2 KM 3 0 0 1 0 0 0 0 0 0 3 3 10 DURATION OF SUNSHINE HOURS 211.6 214.8 253.8 213.0 333.8 366.6 374.1 362.1 319.2 287.6 217.6 194.5 3348.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 841.3 841.9 840.2 839.0 838.7 836.2 835.6 835.4 840.2 843.0 843.4 841.6 839.7 MAX. QFE PRESSURE IN HPA 848.2 849.8 849.9 846.1 843.2 840.6 839.5 840.8 845.6 847.7 848.4 849.1 849.9 DAY-HOUR 25- 6 6- 6 11- 6 1- 6 10- 9 4- 3 30-15 29- 6 21- 6 11- 6 18- 6 30- 6 MIN. QFE PRESSURE IN HPA 833.3 836.3 831.5 829.7 834.7 832.1 831.5 831.4 835.1 839.2 838.7 832.8 829.7 DAY-HOUR 21-12 25- 3 28-12 3- 9 4-12 21-12 22-12 6-12 18-12 14-12 6-15 21-15 MEAN QNH PRESSURE IN HPA 1017.6 1018.4 1016.4 1015.0 1014.7 1011.7 1011.1 1010.8 1016.3 1019.6 1020.1 1018.0 1015.8 MAX. QNH PRESSURE IN HPA 1025.7 1027.6 1027.7 1023.3 1019.9 1016.8 1015.6 1017.1 1022.7 1025.1 1025.9 1026.8 1027.7 DAY-HOUR 25- 6 6- 6 11- 6 1- 6 10- 9 4- 3 30-15 29- 6 21- 6 11- 6 18- 6 30- 6 MIN. QNH PRESSURE IN HPA 1008.3 1011.8 1006.2 1004.1 1009.9 1006.9 1006.2 1006.1 1010.4 1015.2 1014.6 1007.7 1004.1 DAY-HOUR 21-12 25- 3 28-12 3- 9 4-12 21-12 22-12 6-12 18-12 14-12 6-15 21-15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 841.4 842.2 840.7 839.1 839.0 836.9 836.4 836.2 841.0 843.7 843.8 841.7 840.2 MAX. QFE PRESSURE IN HPA 846.8 848.8 849.0 845.5 842.4 840.6 838.9 840.1 844.6 847.0 847.5 847.1 849.0 DAY 25 6 11 1 25 4 31 30 21 11 18 30 MIN. QFE PRESSURE IN HPA 835.7 836.3 834.9 830.7 835.6 833.4 833.2 833.1 837.8 841.1 839.2 834.5 830.7 DAY 22 25 21 3 21 21 23 7 10 30 13 21 MEAN QNH PRESSURE IN HPA 1017.7 1018.7 1016.9 1015.1 1015.0 1012.5 1011.9 1011.7 1017.3 1020.4 1020.5 1018.1 1016.3 MAX. QNH PRESSURE IN HPA 1024.1 1026.4 1026.6 1022.6 1018.9 1016.8 1014.9 1016.2 1021.5 1024.3 1024.9 1024.4 1026.6 DAY 25 6 11 1 25 4 31 30 21 11 18 30 MIN. QNH PRESSURE IN HPA 1011.1 1011.8 1010.2 1005.3 1011.0 1008.4 1008.2 1008.1 1013.6 1017.4 1015.2 1009.7 1005.3 DAY 22 25 21 3 21 21 23 7 10 30 13 21 MEAN QFF PRESSURE IN HPA 1019.1 1018.8 1013.8 1009.8 1005.7 999.9 998.3 998.5 1006.3 1013.4 1018.4 1019.0 1010.1 MAX. QFF PRESSURE IN HPA 1029.1 1028.4 1023.6 1019.6 1009.6 1006.5 1004.3 1005.0 1011.7 1018.0 1024.7 1028.8 1029.1 DAY 25 6 11 1 17 4 31 30 21 27 30 30 MIN. QFF PRESSURE IN HPA 1008.9 1005.9 1004.4 997.7 1000.1 996.3 993.1 994.2 1002.3 1009.4 1009.1 1008.8 993.1 DAY 8 25 18 3 21 17 23 14 10 22 13 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 842.5 843.2 841.4 839.7 839.5 837.2 836.6 836.6 841.6 844.5 844.9 842.9 840.9 MAX. QFE PRESSURE IN HPA 848.2 849.8 849.9 846.1 842.8 840.6 839.3 840.8 845.6 847.7 848.4 849.1 849.9 DAY 25 6 11 1 11 4 31 29 21 11 18 30 MIN. QFE PRESSURE IN HPA 837.1 837.3 834.9 829.9 835.8 833.5 833.3 833.7 838.0 841.7 840.4 835.4 829.9 DAY 11 25 28 3 4 21 24 7 18 21 26 21 MEAN QNH PRESSURE IN HPA 1019.1 1019.9 1017.8 1015.7 1015.6 1012.8 1012.2 1012.1 1018.0 1021.3 1021.8 1019.5 1017.2 MAX. QNH PRESSURE IN HPA 1025.7 1027.6 1027.7 1023.3 1019.4 1016.8 1015.3 1017.1 1022.7 1025.1 1025.9 1026.8 1027.7 DAY 25 6 11 1 11 4 31 29 21 11 18 30 MIN. QNH PRESSURE IN HPA 1012.8 1013.0 1010.2 1004.3 1011.2 1008.6 1008.3 1008.8 1013.8 1018.1 1016.6 1010.8 1004.3 DAY 11 25 28 3 4 21 24 7 18 21 26 21 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 841.5 842.3 840.6 839.3 839.1 836.5 835.7 835.6 840.3 843.0 843.4 841.6 839.9 MAX. QFE PRESSURE IN HPA 847.0 848.5 848.5 844.7 843.2 840.4 838.1 839.7 844.1 845.9 847.5 847.1 848.5 DAY 25 6 11 1 10 4 31 29 21 10 18 14 MIN. QFE PRESSURE IN HPA 835.2 837.7 834.5 829.7 835.1 833.0 833.1 832.5 836.5 840.2 839.4 833.2 829.7 DAY 21 25 28 3 4 21 23 7 18 14 26 21 MEAN QNH PRESSURE IN HPA 1017.9 1018.8 1016.9 1015.3 1015.0 1012.0 1011.1 1010.9 1016.5 1019.6 1020.1 1017.9 1016.0 MAX. QNH PRESSURE IN HPA 1024.3 1026.1 1026.1 1021.6 1019.9 1016.6 1013.9 1015.8 1020.9 1023.0 1024.9 1024.4 1026.1 DAY 25 6 11 1 10 4 31 29 21 10 18 14 MIN. QNH PRESSURE IN HPA 1010.5 1013.5 1009.7 1004.1 1010.4 1008.0 1008.1 1007.4 1012.1 1016.4 1015.4 1008.2 1004.1 DAY 21 25 28 3 4 21 23 7 18 14 26 21 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 840.2 840.7 839.1 838.4 838.1 835.3 834.6 834.4 838.8 841.6 842.2 840.5 838.7 MAX. QFE PRESSURE IN HPA 845.2 845.9 846.6 843.0 843.2 839.8 837.1 838.5 842.2 844.6 846.2 845.6 846.6 DAY 26 6 11 1 10 4 3 29 21 10 19 14 MIN. QFE PRESSURE IN HPA 833.3 836.9 831.5 830.3 834.7 832.1 831.5 831.4 835.1 839.2 838.8 833.1 830.3 DAY 21 25 28 3 4 21 22 6 18 14 6 21 MEAN QNH PRESSURE IN HPA 1016.4 1017.0 1015.0 1014.3 1013.9 1010.7 1009.9 1009.6 1014.7 1018.0 1018.7 1016.7 1014.6 MAX. QNH PRESSURE IN HPA 1022.2 1023.0 1023.8 1019.6 1019.9 1015.9 1012.8 1014.4 1018.7 1021.5 1023.4 1022.7 1023.8 DAY 26 6 11 1 10 4 3 29 21 10 19 14 MIN. QNH PRESSURE IN HPA 1008.3 1012.5 1006.2 1004.8 1009.9 1006.9 1006.2 1006.1 1010.4 1015.2 1014.7 1008.1 1004.8 DAY 21 25 28 3 4 21 22 6 18 14 6 21 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 840.7 841.2 839.5 838.7 838.1 835.3 835.0 834.5 839.3 842.2 842.9 841.2 839.0 MAX. QFE PRESSURE IN HPA 845.8 846.5 846.6 844.3 841.9 839.4 839.5 838.7 842.6 845.5 846.9 846.4 846.9 DAY 26 6 11 1 10 4 30 29 21 10 19 14 MIN. QFE PRESSURE IN HPA 834.2 837.6 832.2 831.0 835.4 832.3 831.8 831.6 836.2 839.6 838.7 832.8 831.0 DAY 11 25 28 3 3 21 22 6 18 13 6 21 MEAN QNH PRESSURE IN HPA 1017.0 1017.6 1015.5 1014.6 1013.9 1010.6 1010.3 1009.7 1015.3 1018.7 1019.5 1017.5 1015.0 MAX. QNH PRESSURE IN HPA 1022.9 1023.7 1023.8 1021.2 1018.4 1015.4 1015.6 1014.6 1019.2 1022.6 1024.2 1023.6 1024.2 DAY 26 6 11 1 10 4 30 29 21 10 19 14 MIN. QNH PRESSURE IN HPA 1009.4 1013.3 1007.0 1005.6 1010.8 1007.1 1006.6 1006.3 1011.7 1015.7 1014.6 1007.7 1005.6 DAY 11 25 28 3 3 21 22 6 18 13 6 21 MEAN QFF PRESSURE IN HPA 1018.4 1017.6 1012.3 1009.2 1004.4 997.9 996.5 996.3 1004.2 1011.5 1017.4 1018.4 1008.7 MAX. QFF PRESSURE IN HPA 1027.3 1026.3 1020.9 1017.0 1009.7 1004.2 1003.3 1003.3 1008.8 1016.6 1022.5 1026.9 1027.3 DAY 25 1 11 1 10 4 30 29 21 26 19 30 MIN. QFF PRESSURE IN HPA 1008.8 1008.7 1001.6 999.6 1000.2 993.0 991.2 992.3 1000.4 1007.6 1010.3 1005.6 991.2 DAY 11 25 28 3 29 23 22 6 10 14 12 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.6 6.1 8.3 14.4 18.2 24.1 27.3 27.8 22.7 17.6 9.1 5.5 15.3 MINIMUN AIR TEMPERATURE (C) -3.5 -0.7 0.6 6.6 8.3 13.0 16.3 17.4 12.4 8.6 1.1 -0.2 6.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH MINIMUM TEMP. <=-4 16 9 3 0 0 0 0 0 0 0 3 4 35 DAYS WITH FREEZING MIN.<= 0 29 14 13 0 0 0 0 0 0 0 12 17 85 TEMPERATURE RECORDS LOWEST(C) -11.6 -6.0 -7.8 0.6 1.6 9.0 11.6 12.8 9.2 5.4 -6.8 -5.0 -11.6 DAY 20 1 2 2 1 7 2 30 20 6 19 13 MAXIMUM AIR TEMPERATURE (C) 10.3 13.4 16.3 22.5 27.7 34.2 37.8 37.6 33.5 27.6 19.1 12.8 24.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 7 29 31 31 30 5 0 0 133 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 17.6 17.8 22.6 28.0 31.6 37.6 40.6 39.4 37.8 30.6 24.2 17.4 40.6 DAY 12 24 25 10 27 23 14 18 1 1 5 19 DIF. BETWEEN (MAX.-MIN.) (C) 13.8 14.1 15.7 15.9 19.4 21.2 21.5 20.2 21.1 19.0 18.0 13.0 17.7 MEAN DAILY TEMP. (MDT) (C) 3.4 6.4 8.4 14.5 18.0 23.6 27.1 27.5 23.0 18.1 10.1 6.3 15.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.6 78.1 187.9 200.9 59.7 0.0 0.0 0.0 527.2 HEATING DEG. DAYS(BASE 18 0C) 451.9 326.0 296.2 106.6 26.8 0.0 0.0 0.0 0.0 18.4 236.9 362.6 1825.4 DEWPOINT (MEAN C) -4.2 -2.4 -1.1 3.5 2.0 2.3 6.2 4.5 1.9 -1.4 -4.2 -1.1 0.5 MIXING RATIO (G/KG) 3.44 4.00 4.41 6.07 5.38 5.53 7.26 6.54 5.44 4.18 3.66 4.36 5.02 VAPOUR PRESSURE (HPA) 4.62 5.36 5.90 8.11 7.21 7.36 9.62 8.70 7.27 5.63 4.93 5.87 6.71 SATURATION DEF. (HPA) 3.18 4.54 5.74 9.33 15.32 25.20 29.34 31.12 22.76 15.98 7.68 3.58 14.48 RELATIVE HUMIDITY (MEAN %) 66 59 57 54 39 27 28 25 27 30 43 66 43 RELATIVE HUMIDITY (MAX. %) 84 81 81 80 62 44 41 38 40 46 63 85 62 RELATIVE HUMIDITY (MIN. %) 42 32 29 27 17 13 16 13 15 16 24 40 24 RELATIVE HUMIDITY (MEAN% 03UTC) 78 77 75 72 57 42 39 35 39 44 59 81 58 RELATIVE HUMIDITY (MEAN% 09UTC) 55 41 38 35 20 16 18 16 18 18 27 50 29 RELATIVE HUMIDITY (MEAN% 15UTC) 61 48 44 41 24 17 22 19 21 24 38 61 35 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 77.0 89.9 129.8 76.7 0.4 0.0 0.0 0.0 0.0 0.0 9.7 161.1 544.6 DAYS WITH PRECIPITATION >=10 4 3 5 2 0 0 0 0 0 0 0 4 18 DAYS WITH PRECIPITATION >= 5 6 3 5 5 0 0 0 0 0 0 1 6 26 DAYS WITH PRECIPITATION >= 1 8 10 7 6 0 0 0 0 0 0 3 8 42 DAYS WITH PRECIPITATION 9 12 11 10 2 0 0 0 0 0 3 11 58 GREATEST DAILY PRECIPITATION 23.0 30.0 50.0 36.0 0.4 0.0 0.0 0.0 0.0 0.0 5.4 77.0 77.0 DAY 28 4 26 22 8 ** ** ** ** ** 29 28 DAY WITH THUNDER STORM 1 1 3 5 1 0 0 0 0 0 0 2 13 DAYS WITH SNOW OR SLEET 8 0 2 0 0 0 0 0 0 0 0 1 11 DAYS WITH DUST 0 0 3 0 5 2 2 0 0 0 0 0 12 WIND DIRECTION (PREVAILING) 90 180 225 270 270 270 270 270 270 270 270 45 270 PREVAILING WIND SPEED(KNOTS) 6.0 11.2 9.8 6.7 6.9 8.4 6.5 7.3 9.6 8.5 8.2 10.0 7.8 PREVAILING WIND PERCENT 3.6 7.6 7.3 5.8 10.1 14.2 6.0 5.6 6.7 5.2 3.8 2.4 6.2 CALMS PERCENT OF WIND 89.1 75.9 79.0 85.8 81.9 76.3 89.9 88.7 87.5 87.5 92.1 92.7 85.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 168 218 228 251 260 252 253 266 269 241 247 74 240 VECTOR WIND MAGNITUDE(KNOTS) 0.4 1.7 1.4 0.6 0.6 1.7 0.6 0.4 0.9 0.9 0.3 0.3 0.7 WIND STEADINESES (MEAN %) 44.4 77.3 77.8 60.0 46.2 85.0 85.7 50.0 81.8 90.0 50.0 50.0 58.3 WIND SPEED (MEAN KNOTS) 0.9 2.2 1.8 1.0 1.3 2.0 0.7 0.8 1.1 1.0 0.6 0.6 1.2 FASTEST WIND DIRECTION 180 200 220 250 300 200 260 280 320 40 240 70 200 FASTEST WIND SPEED (KNOTS) 17 23 16 14 19 19 14 16 17 16 14 16 23 DAY 28 20 11 28 27 2 26 7 18 15 11 12 DAYS WITH SKY CLEAR (0-2)/8 18 13 14 10 20 27 30 31 30 27 19 13 252 DAYS WITH P.CLOUDY (3-6)/8 3 11 10 11 10 2 1 0 0 4 9 14 75 DAYS WITH CLOUDY (7-8)/8 10 4 7 9 1 1 0 0 0 0 2 4 38 DAYS WITH VISIBILITY =< 2 KM 3 2 1 2 0 0 0 0 0 0 1 3 12 DURATION OF SUNSHINE HOURS 190.4 203.4 195.0 211.5 299.6 351.0 355.4 360.7 328.1 299.4 242.0 192.4 3228.9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 841.9 838.8 839.3 840.6 840.0 835.9 833.3 836.2 839.1 843.1 843.3 843.5 839.6 MAX. QFE PRESSURE IN HPA 849.8 846.0 846.2 847.9 844.0 842.5 839.0 840.1 844.4 847.6 851.6 848.2 851.6 DAY-HOUR 12- 6 6- 6 3- 6 8- 6 10-18 1-18 3- 6 12- 3 27- 6 15- 6 25- 6 14- 6 MIN. QFE PRESSURE IN HPA 829.0 831.4 828.8 834.2 834.1 829.1 829.0 833.2 833.6 838.3 838.2 835.0 828.8 DAY-HOUR 28-12 19- 3 26-12 21- 0 29- 0 30-12 25-12 1-12 7-12 6-12 14-12 6-12 MEAN QNH PRESSURE IN HPA 1018.4 1014.8 1015.3 1016.8 1016.2 1011.4 1008.3 1011.7 1015.1 1019.8 1020.0 1020.2 1015.7 MAX. QNH PRESSURE IN HPA 1027.6 1023.1 1023.4 1025.4 1020.8 1019.1 1015.0 1016.2 1021.3 1025.0 1029.7 1025.7 1029.7 DAY-HOUR 12- 6 6- 6 3- 6 8- 6 10-18 1-18 3- 6 12- 3 27- 6 15- 6 25- 6 14- 6 MIN. QNH PRESSURE IN HPA 1003.3 1006.1 1003.1 1009.4 1009.2 1003.4 1003.3 1008.2 1008.7 1014.2 1014.0 1010.3 1003.1 DAY-HOUR 28-12 19- 3 26-12 21- 0 29- 0 30-12 25-12 1-12 7-12 6-12 14-12 6-12 MEAN QFF PRESSURE IN HPA 1019.7 1013.5 1012.6 1009.9 1007.0 998.5 993.3 996.6 1003.1 1011.1 1016.8 1019.4 1008.5 MAX. QFF PRESSURE IN HPA 1029.4 1025.4 1025.2 1016.7 1013.8 1008.3 1001.9 1003.0 1012.4 1017.8 1029.6 1028.5 1029.6 DAY-HOUR 7- 6 6- 6 2- 6 3- 6 10-12 4- 3 3- 3 30- 3 27- 3 15- 3 25- 6 14- 6 MIN. QFF PRESSURE IN HPA 1002.5 1003.1 998.7 998.4 998.0 990.1 988.0 991.7 994.4 1004.7 1009.1 1007.2 988.0 DAY-HOUR 28-12 19-12 26-12 21- 0 29- 0 30-12 25-12 31-12 5-12 7-12 9- 9 6-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 841.8 838.8 839.1 840.1 839.9 835.9 833.2 836.3 839.2 843.0 843.4 843.4 839.5 MAX. QFE PRESSURE IN HPA 848.3 843.9 845.0 846.6 842.5 841.7 837.2 838.9 843.3 846.2 849.3 846.8 849.3 DAY 7 1 3 8 11 3 4 12 27 16 26 22 MIN. QFE PRESSURE IN HPA 833.9 832.9 832.2 834.2 834.1 831.0 829.9 833.7 834.8 839.7 839.8 837.3 829.9 DAY 29 19 13 21 29 21 26 1 8 7 9 6 MEAN QNH PRESSURE IN HPA 1018.2 1014.7 1015.1 1016.3 1016.0 1011.4 1008.3 1011.8 1015.2 1019.6 1020.1 1020.1 1015.6 MAX. QNH PRESSURE IN HPA 1025.8 1020.7 1022.0 1023.8 1019.1 1018.1 1012.9 1014.9 1020.0 1023.4 1027.0 1024.1 1027.0 DAY 7 1 3 8 11 3 4 12 27 16 26 22 MIN. QNH PRESSURE IN HPA 1009.0 1007.8 1007.0 1009.4 1009.2 1005.6 1004.3 1008.8 1010.1 1015.8 1015.9 1013.0 1004.3 DAY 29 19 13 21 29 21 26 1 8 7 9 6 MEAN QFF PRESSURE IN HPA 1018.6 1012.6 1012.0 1009.1 1006.7 998.4 993.1 996.3 1002.5 1010.2 1016.0 1018.5 1007.8 MAX. QFF PRESSURE IN HPA 1025.9 1021.0 1021.9 1015.0 1011.6 1005.8 998.9 1000.2 1009.5 1014.2 1024.2 1023.9 1025.9 DAY 7 6 3 24 1 2 3 30 27 16 26 14 MIN. QFF PRESSURE IN HPA 1008.3 1005.6 1000.9 998.4 998.0 992.1 989.5 993.6 995.9 1005.4 1009.6 1009.0 989.5 DAY 29 20 13 21 29 30 25 1 1 1 9 6 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 842.1 839.1 839.7 840.8 840.6 836.6 834.0 837.1 839.8 843.7 843.8 843.6 840.1 MAX. QFE PRESSURE IN HPA 848.7 844.6 845.5 847.1 843.5 842.2 837.7 840.1 844.0 847.0 849.7 846.8 849.7 DAY 12 6 3 8 11 4 3 12 27 15 25 15 MIN. QFE PRESSURE IN HPA 836.3 831.4 832.6 836.6 835.1 831.2 830.8 834.1 836.2 841.2 840.5 836.7 830.8 DAY 29 19 13 22 29 30 26 1 7 1 9 6 MEAN QNH PRESSURE IN HPA 1018.5 1015.0 1015.8 1017.1 1016.9 1012.2 1009.1 1012.8 1015.9 1020.5 1020.5 1020.3 1016.2 MAX. QNH PRESSURE IN HPA 1026.3 1021.5 1022.6 1024.4 1020.2 1018.7 1013.5 1016.2 1020.8 1024.3 1027.5 1024.1 1027.5 DAY 12 6 3 8 11 4 3 12 27 15 25 15 MIN. QNH PRESSURE IN HPA 1011.8 1006.1 1007.5 1012.2 1010.4 1005.9 1005.4 1009.2 1011.7 1017.5 1016.7 1012.3 1005.4 DAY 29 19 13 22 29 30 26 1 7 1 9 6 MEAN QFF PRESSURE IN HPA 1020.7 1014.6 1014.0 1010.8 1008.3 999.8 995.2 998.7 1005.1 1013.3 1018.8 1020.6 1010.0 MAX. QFF PRESSURE IN HPA 1028.2 1023.7 1024.2 1016.6 1013.8 1008.3 1001.9 1003.0 1012.4 1017.8 1029.1 1028.0 1029.1 DAY 7 6 2 3 11 4 3 30 27 15 25 14 MIN. QFF PRESSURE IN HPA 1011.2 1005.3 1001.2 1004.0 999.9 993.1 991.7 995.1 998.7 1008.8 1012.6 1009.4 991.7 DAY 29 19 13 21 29 30 25 1 1 1 2 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 843.1 839.9 840.4 841.6 841.0 836.7 834.2 837.4 840.4 844.4 844.6 844.7 840.7 MAX. QFE PRESSURE IN HPA 849.8 846.0 846.2 847.9 844.0 842.0 839.0 839.9 844.4 847.6 851.6 848.2 851.6 DAY 12 6 3 8 11 4 3 12 27 15 25 14 MIN. QFE PRESSURE IN HPA 834.2 831.7 832.1 836.9 835.3 831.1 830.9 834.3 836.2 841.4 841.2 836.5 830.9 DAY 28 19 26 14 29 30 26 2 7 1 14 6 MEAN QNH PRESSURE IN HPA 1019.8 1016.0 1016.6 1018.0 1017.3 1012.3 1009.4 1013.1 1016.6 1021.3 1021.5 1021.6 1017.0 MAX. QNH PRESSURE IN HPA 1027.6 1023.1 1023.4 1025.4 1020.8 1018.5 1015.0 1016.0 1021.3 1025.0 1029.7 1025.7 1029.7 DAY 12 6 3 8 11 4 3 12 27 15 25 14 MIN. QNH PRESSURE IN HPA 1009.4 1006.4 1006.9 1012.5 1010.7 1005.7 1005.5 1009.5 1011.7 1017.8 1017.5 1012.1 1005.5 DAY 28 19 26 14 29 30 26 2 7 1 14 6 MEAN QFF PRESSURE IN HPA 1022.0 1015.3 1014.3 1011.1 1008.2 999.4 994.2 997.9 1004.8 1012.7 1018.8 1021.4 1010.0 MAX. QFF PRESSURE IN HPA 1029.4 1025.4 1025.2 1016.7 1013.5 1007.1 1001.5 1001.8 1011.3 1016.8 1029.6 1028.5 1029.6 DAY 7 6 2 3 1 1 3 23 27 15 25 14 MIN. QFF PRESSURE IN HPA 1011.0 1004.6 1000.7 1004.9 999.8 992.5 990.3 994.6 998.0 1007.8 1012.5 1009.7 990.3 DAY 28 19 26 22 29 30 25 2 7 1 2 6 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 842.0 838.9 839.4 840.9 840.1 836.0 833.3 836.3 839.2 843.1 843.1 843.5 839.6 MAX. QFE PRESSURE IN HPA 848.1 844.8 845.1 846.7 843.2 841.5 838.1 838.7 843.5 846.3 849.8 846.6 849.8 DAY 12 6 3 8 11 4 3 11 27 15 25 14 MIN. QFE PRESSURE IN HPA 832.3 831.9 830.4 836.4 836.0 829.8 829.8 833.9 834.6 839.7 839.4 836.0 829.8 DAY 28 19 26 14 29 30 25 1 7 6 14 6 MEAN QNH PRESSURE IN HPA 1018.5 1014.9 1015.4 1017.1 1016.3 1011.5 1008.3 1011.8 1015.2 1019.7 1019.7 1020.2 1015.7 MAX. QNH PRESSURE IN HPA 1025.6 1021.7 1022.1 1024.0 1019.9 1017.9 1013.9 1014.6 1020.2 1023.5 1027.6 1023.8 1027.6 DAY 12 6 3 8 11 4 3 11 27 15 25 14 MIN. QNH PRESSURE IN HPA 1007.1 1006.7 1004.9 1011.9 1011.5 1004.2 1004.2 1009.0 1009.8 1015.8 1015.4 1011.5 1004.2 DAY 28 19 26 14 29 30 25 1 7 6 14 6 MEAN QFF PRESSURE IN HPA 1019.2 1012.9 1012.1 1009.9 1006.9 998.2 992.8 996.2 1002.3 1010.1 1015.6 1018.6 1007.9 MAX. QFF PRESSURE IN HPA 1025.2 1022.2 1022.9 1014.9 1011.3 1005.7 999.6 999.9 1009.9 1013.9 1024.9 1024.5 1025.2 DAY 7 6 2 8 1 1 3 23 27 20 25 31 MIN. QFF PRESSURE IN HPA 1006.3 1004.1 999.6 1004.7 1001.3 990.3 988.4 993.1 995.8 1006.0 1009.1 1009.7 988.4 DAY 28 20 26 20 29 30 30 2 7 1 9 6 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 840.8 837.6 838.2 839.9 839.2 835.0 832.2 835.0 837.8 841.8 842.1 842.4 838.5 MAX. QFE PRESSURE IN HPA 846.7 843.5 843.0 845.4 843.9 841.4 836.8 837.0 841.9 844.7 848.6 845.7 848.6 DAY 6 6 2 8 10 1 3 11 27 15 25 30 MIN. QFE PRESSURE IN HPA 829.0 831.6 828.8 836.0 835.5 829.1 829.0 833.2 833.6 838.3 838.2 835.0 828.8 DAY 28 19 26 20 29 30 25 1 7 6 14 6 MEAN QNH PRESSURE IN HPA 1017.1 1013.4 1014.0 1016.0 1015.2 1010.3 1007.1 1010.3 1013.6 1018.2 1018.5 1019.0 1014.4 MAX. QNH PRESSURE IN HPA 1024.0 1020.2 1019.6 1022.4 1020.7 1017.8 1012.4 1012.6 1018.4 1021.6 1026.2 1022.8 1026.2 DAY 6 6 2 8 10 1 3 11 27 15 25 30 MIN. QNH PRESSURE IN HPA 1003.3 1006.3 1003.1 1011.5 1010.9 1003.4 1003.3 1008.2 1008.7 1014.2 1014.0 1010.3 1003.1 DAY 28 19 26 20 29 30 25 1 7 6 14 6 MEAN QFF PRESSURE IN HPA 1017.3 1011.4 1010.7 1008.9 1005.8 997.2 991.7 994.8 1000.9 1008.9 1014.5 1017.3 1006.6 MAX. QFF PRESSURE IN HPA 1023.2 1020.0 1020.4 1013.3 1013.8 1006.6 998.7 998.0 1007.7 1012.0 1023.8 1023.0 1023.8 DAY 7 6 2 8 10 1 2 29 27 30 25 30 MIN. QFF PRESSURE IN HPA 1002.5 1003.1 998.7 1002.2 1000.1 990.1 988.0 991.7 994.4 1004.7 1009.4 1007.2 988.0 DAY 28 19 26 20 28 30 25 31 5 7 9 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 841.5 838.2 838.6 840.0 839.2 835.1 832.4 835.0 838.0 842.4 842.8 843.1 838.9 MAX. QFE PRESSURE IN HPA 847.8 844.1 843.5 845.5 843.4 842.0 836.8 836.8 842.1 845.7 849.1 846.0 849.1 DAY 7 6 3 8 10 1 3 11 26 15 25 14 MIN. QFE PRESSURE IN HPA 829.0 832.3 831.1 836.0 834.8 829.5 829.4 833.4 833.8 839.0 839.7 836.4 829.0 DAY 28 19 12 20 28 30 25 20 7 6 2 6 MEAN QNH PRESSURE IN HPA 1017.9 1014.0 1014.5 1016.1 1015.2 1010.4 1007.2 1010.3 1013.8 1018.9 1019.3 1019.8 1014.8 MAX. QNH PRESSURE IN HPA 1025.2 1020.9 1020.2 1022.6 1020.1 1018.5 1012.4 1012.4 1018.6 1022.8 1026.8 1023.1 1026.8 DAY 7 6 3 8 10 1 3 11 26 15 25 14 MIN. QNH PRESSURE IN HPA 1003.3 1007.1 1005.7 1011.5 1010.1 1003.9 1003.8 1008.4 1008.9 1015.0 1015.8 1011.9 1003.3 DAY 28 19 12 20 28 30 25 20 7 6 2 6 MEAN QFF PRESSURE IN HPA 1020.0 1013.6 1012.5 1009.8 1006.6 998.0 993.0 996.1 1002.9 1011.7 1017.6 1020.1 1008.5 MAX. QFF PRESSURE IN HPA 1027.6 1022.5 1022.8 1014.0 1013.6 1007.7 999.7 1000.4 1009.3 1015.8 1027.4 1027.2 1027.6 DAY 7 6 2 8 10 1 3 29 27 23 25 14 MIN. QFF PRESSURE IN HPA 1002.6 1006.0 1001.0 1003.6 999.8 991.6 989.7 993.1 996.4 1007.5 1011.0 1009.3 989.7 DAY 28 19 12 20 28 30 24 2 7 1 2 6 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 842.2 839.2 839.6 840.8 840.3 836.1 833.6 836.3 839.4 843.4 843.5 843.8 839.9 MAX. QFE PRESSURE IN HPA 848.5 844.8 845.2 846.5 844.0 842.5 837.3 838.2 843.1 846.4 849.8 846.8 849.8 DAY 7 6 3 7 10 1 3 11 26 15 25 14 MIN. QFE PRESSURE IN HPA 830.9 834.1 832.2 836.6 835.6 830.7 830.4 833.8 835.7 840.2 840.6 838.4 830.4 DAY 28 19 12 20 28 30 25 26 6 6 8 6 MEAN QNH PRESSURE IN HPA 1018.7 1015.2 1015.7 1017.1 1016.5 1011.6 1008.7 1011.9 1015.4 1020.1 1020.2 1020.5 1016.0 MAX. QNH PRESSURE IN HPA 1026.1 1021.7 1022.2 1023.7 1020.8 1019.1 1013.0 1014.0 1019.8 1023.6 1027.6 1024.1 1027.6 DAY 7 6 3 7 10 1 3 11 26 15 25 14 MIN. QNH PRESSURE IN HPA 1005.5 1009.2 1007.0 1012.2 1011.0 1005.3 1004.9 1008.9 1011.1 1016.4 1016.8 1014.3 1004.9 DAY 28 19 12 20 28 30 25 26 6 6 8 6 MEAN QFF PRESSURE IN HPA 1020.8 1014.5 1013.2 1010.3 1007.3 998.7 993.6 996.7 1003.8 1011.6 1017.6 1020.4 1009.0 MAX. QFF PRESSURE IN HPA 1028.0 1024.1 1023.7 1015.9 1013.2 1007.9 999.0 1000.5 1009.8 1015.7 1026.9 1026.8 1028.0 DAY 7 6 2 23 10 1 2 29 26 14 25 14 MIN. QFF PRESSURE IN HPA 1006.4 1006.5 1001.1 1004.7 1000.5 991.8 990.4 994.3 996.2 1007.5 1012.5 1012.0 990.4 DAY 28 19 12 20 28 30 25 20 3 6 2 5 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 842.1 839.1 839.6 840.7 840.1 835.9 833.6 836.4 839.4 843.3 843.4 843.6 839.8 MAX. QFE PRESSURE IN HPA 848.2 844.7 845.0 846.3 842.7 842.1 837.3 838.5 843.1 846.2 849.4 846.9 849.4 DAY 6 6 2 7 9 2 3 11 26 14 25 29 MIN. QFE PRESSURE IN HPA 832.3 834.8 833.3 836.4 835.1 830.7 830.7 834.1 835.9 840.0 840.0 838.4 830.7 DAY 28 19 12 20 28 30 25 20 6 6 13 5 MEAN QNH PRESSURE IN HPA 1018.6 1015.1 1015.7 1017.0 1016.3 1011.4 1008.7 1012.0 1015.4 1020.0 1020.1 1020.3 1015.9 MAX. QNH PRESSURE IN HPA 1025.7 1021.6 1022.0 1023.5 1019.3 1018.6 1013.0 1014.4 1019.8 1023.4 1027.1 1024.2 1027.1 DAY 6 6 2 7 9 2 3 11 26 14 25 29 MIN. QNH PRESSURE IN HPA 1007.1 1010.1 1008.3 1011.9 1010.4 1005.3 1005.3 1009.2 1011.3 1016.1 1016.1 1014.3 1005.3 DAY 28 19 12 20 28 30 25 20 6 6 13 5 MEAN QFF PRESSURE IN HPA 1019.2 1013.1 1012.2 1009.7 1006.7 998.1 993.2 996.3 1002.7 1010.5 1016.0 1018.8 1008.0 MAX. QFF PRESSURE IN HPA 1026.0 1022.1 1022.8 1015.5 1011.7 1005.9 998.9 999.7 1009.2 1014.2 1024.3 1025.0 1026.0 DAY 6 6 2 23 9 2 2 29 26 14 25 14 MIN. QFF PRESSURE IN HPA 1006.1 1006.5 1002.4 1002.1 999.8 991.9 989.9 993.8 996.3 1005.8 1010.3 1010.9 989.9 DAY 28 25 12 20 28 30 24 20 3 1 8 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.6 6.5 11.1 12.4 18.3 24.7 27.2 26.8 23.0 17.0 10.2 2.3 15.3 MINIMUN AIR TEMPERATURE (C) -0.8 -1.1 3.2 5.1 8.3 13.9 17.7 16.3 12.5 7.9 3.6 -3.1 7.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 2 2 0 0 0 0 4 DAYS WITH MINIMUM TEMP. <=-4 5 3 0 0 0 0 0 0 0 0 2 15 25 DAYS WITH FREEZING MIN.<= 0 17 21 3 2 0 0 0 0 0 0 5 28 76 TEMPERATURE RECORDS LOWEST(C) -5.6 -5.6 -2.8 -0.8 3.0 8.8 13.4 13.4 8.2 3.0 -4.4 -10.2 -10.2 DAY 29 21 18 18 14 4 14 30 18 26 30 30 MAXIMUM AIR TEMPERATURE (C) 10.9 14.8 19.8 20.1 27.3 34.4 36.0 37.6 33.2 27.2 18.2 9.3 24.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 7 30 31 31 28 8 0 0 135 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 14.0 21.2 27.4 26.6 32.6 37.8 39.0 41.2 37.0 31.0 24.0 14.4 41.2 DAY 9 14 5 28 22 21 30 17 8 7 1 13 DIF. BETWEEN (MAX.-MIN.) (C) 11.7 15.9 16.6 15.0 19.0 20.5 18.3 21.3 20.7 19.3 14.6 12.4 17.1 MEAN DAILY TEMP. (MDT) (C) 5.0 6.8 11.5 12.6 17.8 24.1 26.9 26.9 22.9 17.5 10.9 3.1 15.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 3.2 94.5 181.7 184.0 67.0 0.4 0.0 0.0 530.8 HEATING DEG. DAYS(BASE 18 0C) 401.8 324.2 200.4 162.4 33.0 0.0 0.0 0.0 0.0 39.3 211.8 462.5 1835.4 DEWPOINT (MEAN C) -1.0 -4.1 -1.5 3.1 2.0 2.3 4.0 2.5 -0.1 -2.0 0.6 -3.0 0.2 MIXING RATIO (G/KG) 4.40 3.48 4.20 5.94 5.50 5.54 6.27 5.60 4.77 4.02 4.95 3.76 4.87 VAPOUR PRESSURE (HPA) 5.89 4.67 5.65 7.94 7.35 7.38 8.33 7.45 6.38 5.43 6.64 5.06 6.51 SATURATION DEF. (HPA) 2.87 5.69 8.65 7.27 15.40 26.17 29.74 30.70 24.00 15.57 6.63 2.51 14.60 RELATIVE HUMIDITY (MEAN %) 71 52 47 59 39 26 25 23 24 30 56 71 44 RELATIVE HUMIDITY (MAX. %) 89 77 69 84 63 42 39 38 37 46 77 89 63 RELATIVE HUMIDITY (MIN. %) 46 27 24 33 19 13 14 11 12 14 31 50 25 RELATIVE HUMIDITY (MEAN% 03UTC) 85 74 65 80 60 39 36 37 36 46 72 87 60 RELATIVE HUMIDITY (MEAN% 09UTC) 55 34 30 38 22 15 16 13 14 18 38 53 29 RELATIVE HUMIDITY (MEAN% 15UTC) 63 41 37 47 26 16 19 16 19 25 53 69 36 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 269.2 73.1 46.8 77.6 3.5 0.0 9.5 0.0 0.0 2.4 83.5 158.8 724.4 DAYS WITH PRECIPITATION >=10 7 1 2 2 0 0 0 0 0 0 2 4 18 DAYS WITH PRECIPITATION >= 5 9 3 2 7 0 0 1 0 0 0 3 4 29 DAYS WITH PRECIPITATION >= 1 13 3 4 11 1 0 1 0 0 1 8 8 50 DAYS WITH PRECIPITATION 14 6 5 14 4 0 2 0 0 1 10 10 66 GREATEST DAILY PRECIPITATION 80.0 56.6 27.0 23.1 3.0 0.0 9.5 0.0 0.0 2.4 40.2 50.0 80.0 DAY 7 6 19 4 5 ** 12 ** ** 23 19 15 DAY WITH THUNDER STORM 5 2 2 5 4 0 2 0 0 2 5 4 31 DAYS WITH SNOW OR SLEET 1 1 2 0 0 0 0 0 0 0 0 5 9 DAYS WITH DUST 0 0 0 0 0 0 0 0 1 0 0 0 1 WIND DIRECTION (PREVAILING) 225 225 270 270 225 270 270 270 270 270 225 270 270 PREVAILING WIND SPEED(KNOTS) 6.6 9.6 7.8 8.2 10.2 7.1 7.1 7.2 6.9 9.0 9.9 8.0 7.8 PREVAILING WIND PERCENT 4.0 8.2 7.7 9.2 9.7 11.7 7.3 9.3 7.5 8.5 4.6 2.0 6.8 CALMS PERCENT OF WIND 88.7 80.2 85.9 80.4 74.2 76.7 79.8 81.0 82.9 83.9 86.7 91.5 82.7 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 227 217 252 242 249 315 349 250 245 258 239 144 248 VECTOR WIND MAGNITUDE(KNOTS) 0.2 1.0 0.8 1.1 1.5 0.4 0.4 1.0 0.6 0.9 0.9 0.2 0.6 WIND STEADINESES (MEAN %) 22.2 55.6 66.7 64.7 68.2 21.1 25.0 71.4 42.9 64.3 69.2 25.0 40.0 WIND SPEED (MEAN KNOTS) 0.9 1.8 1.2 1.7 2.2 1.9 1.6 1.4 1.4 1.4 1.3 0.8 1.5 FASTEST WIND DIRECTION 210 240 220 180 210 60 50 180 210 300 210 60 180 FASTEST WIND SPEED (KNOTS) 19 21 19 25 21 19 17 17 21 19 23 21 25 DAY 23 14 12 17 16 13 7 17 17 17 23 28 DAYS WITH SKY CLEAR (0-2)/8 10 16 15 8 20 25 17 28 28 27 15 15 224 DAYS WITH P.CLOUDY (3-6)/8 11 8 12 13 9 4 13 3 2 4 10 10 99 DAYS WITH CLOUDY (7-8)/8 10 5 4 9 2 1 1 0 0 0 5 6 43 DAYS WITH VISIBILITY =< 2 KM 2 0 2 0 0 0 0 0 0 0 2 6 12 DURATION OF SUNSHINE HOURS 164.8 223.2 249.5 205.9 322.9 338.7 322.8 351.4 318.3 303.9 206.9 194.1 3202.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 839.7 841.9 841.9 839.4 838.3 836.2 835.6 835.7 840.2 844.3 843.2 841.7 839.8 MAX. QFE PRESSURE IN HPA 845.9 848.6 848.1 843.6 844.1 841.4 840.5 840.0 846.3 848.3 847.9 850.1 850.1 DAY-HOUR 12- 6 10- 6 9- 6 7- 6 18- 3 1- 3 18- 6 29- 6 26- 6 15- 6 29- 6 4- 6 MIN. QFE PRESSURE IN HPA 833.3 834.9 834.1 830.3 830.3 830.1 831.4 830.9 834.1 839.4 836.5 834.8 830.1 DAY-HOUR 27- 0 15-12 31-21 17- 3 13-12 18-12 10-15 3-12 12-12 3-12 23-12 16-12 MEAN QNH PRESSURE IN HPA 1015.8 1018.3 1018.4 1015.5 1014.2 1011.7 1011.0 1011.1 1016.4 1021.1 1019.8 1018.1 1015.9 MAX. QNH PRESSURE IN HPA 1023.0 1026.2 1025.6 1020.3 1020.9 1017.8 1016.7 1016.1 1023.5 1025.8 1025.4 1027.9 1027.9 DAY-HOUR 12- 6 10- 6 9- 6 7- 6 18- 3 1- 3 18- 6 29- 6 26- 6 15- 6 29- 6 4- 6 MIN. QNH PRESSURE IN HPA 1008.3 1010.2 1009.2 1004.8 1004.8 1004.6 1006.1 1005.5 1009.2 1015.4 1012.1 1010.1 1004.6 DAY-HOUR 27- 0 15-12 31-21 17- 3 13-12 18-12 10-15 3-12 12-12 3-12 23-12 16-12 MEAN QFF PRESSURE IN HPA 1015.5 1017.0 1013.8 1009.8 1004.9 998.4 996.2 996.6 1004.3 1012.9 1015.8 1019.6 1008.7 MAX. QFF PRESSURE IN HPA 1025.9 1027.7 1023.0 1016.4 1013.9 1007.8 1001.3 1003.9 1014.2 1020.7 1027.6 1032.7 1032.7 DAY-HOUR 1- 3 9- 3 23- 6 7- 6 18- 3 1- 3 13- 3 30- 3 27- 3 27- 3 29- 6 30- 3 MIN. QFF PRESSURE IN HPA 1005.8 1002.2 1001.1 998.3 995.7 989.6 991.4 990.2 994.8 1005.2 1005.6 1009.4 989.6 DAY-HOUR 14-12 15- 0 31-21 17- 3 13-12 15-12 10-15 3-12 12-12 3-12 23- 6 16-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 839.7 841.7 841.7 838.9 838.1 836.3 835.5 835.6 840.2 844.2 843.0 841.5 839.7 MAX. QFE PRESSURE IN HPA 845.1 846.9 846.6 842.4 842.5 840.9 838.8 838.5 844.3 847.2 846.0 848.5 848.5 DAY 1 10 9 28 18 1 18 30 27 15 29 4 MIN. QFE PRESSURE IN HPA 833.3 835.6 835.3 831.7 831.1 832.2 831.8 832.2 835.8 841.2 837.4 835.6 831.1 DAY 27 15 15 17 13 15 11 4 12 3 23 16 MEAN QNH PRESSURE IN HPA 1015.8 1018.2 1018.2 1014.9 1013.9 1011.8 1010.9 1011.0 1016.3 1021.0 1019.6 1017.8 1015.8 MAX. QNH PRESSURE IN HPA 1022.1 1024.2 1023.8 1018.9 1019.1 1017.2 1014.7 1014.4 1021.2 1024.5 1023.1 1026.1 1026.1 DAY 1 10 9 28 18 1 18 30 27 15 29 4 MIN. QNH PRESSURE IN HPA 1008.3 1011.0 1010.7 1006.4 1005.7 1007.0 1006.6 1007.0 1011.2 1017.5 1013.1 1011.0 1005.7 DAY 27 15 15 17 13 15 11 4 12 3 23 16 MEAN QFF PRESSURE IN HPA 1014.9 1015.9 1013.0 1009.0 1004.5 998.5 996.2 996.1 1003.8 1012.0 1014.9 1018.6 1008.1 MAX. QFF PRESSURE IN HPA 1024.0 1024.9 1018.9 1014.0 1011.9 1007.1 999.9 1001.2 1010.6 1017.1 1023.8 1029.2 1029.2 DAY 1 9 23 14 18 1 13 29 27 26 29 30 MIN. QFF PRESSURE IN HPA 1007.4 1002.2 1006.4 998.5 996.1 991.3 992.6 991.2 997.5 1007.2 1006.6 1009.7 991.2 DAY 15 15 13 17 13 15 11 4 12 3 23 15 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 839.9 842.1 842.3 839.6 838.8 837.0 836.3 836.5 840.9 844.8 843.5 841.7 840.3 MAX. QFE PRESSURE IN HPA 845.0 847.6 847.2 842.9 844.1 841.4 839.8 839.5 845.4 847.7 846.7 849.1 849.1 DAY 12 10 9 27 18 1 18 29 27 15 29 4 MIN. QFE PRESSURE IN HPA 834.0 835.6 834.8 830.3 831.8 832.7 832.2 833.1 836.2 841.9 836.9 835.6 830.3 DAY 27 2 15 17 13 18 11 3 12 3 23 16 MEAN QNH PRESSURE IN HPA 1016.0 1018.6 1018.9 1015.7 1014.7 1012.6 1011.9 1012.0 1017.2 1021.8 1020.2 1018.1 1016.5 MAX. QNH PRESSURE IN HPA 1022.0 1025.0 1024.5 1019.5 1020.9 1017.8 1015.9 1015.6 1022.4 1025.1 1024.0 1026.8 1026.8 DAY 12 10 9 27 18 1 18 29 27 15 29 4 MIN. QNH PRESSURE IN HPA 1009.1 1011.0 1010.1 1004.8 1006.6 1007.6 1007.0 1008.1 1011.7 1018.4 1012.5 1011.0 1004.8 DAY 27 2 15 17 13 18 11 3 12 3 23 16 MEAN QFF PRESSURE IN HPA 1016.5 1018.4 1015.2 1010.9 1006.1 999.8 997.7 998.6 1006.6 1015.0 1017.3 1020.5 1010.2 MAX. QFF PRESSURE IN HPA 1025.9 1027.7 1021.5 1015.9 1013.9 1007.8 1001.3 1003.9 1014.2 1020.7 1027.2 1032.7 1032.7 DAY 1 9 23 12 18 1 13 30 27 27 29 30 MIN. QFF PRESSURE IN HPA 1009.3 1005.3 1007.0 998.3 997.6 993.7 992.3 994.3 1000.3 1010.1 1006.2 1010.2 992.3 DAY 27 15 15 17 13 19 11 3 12 3 23 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 840.9 843.0 843.2 840.2 839.1 837.1 836.6 836.8 841.7 845.7 844.5 843.0 841.0 MAX. QFE PRESSURE IN HPA 845.9 848.6 848.1 843.6 843.8 841.3 840.5 840.0 846.3 848.3 847.9 850.1 850.1 DAY 12 10 9 7 18 1 18 29 26 15 29 4 MIN. QFE PRESSURE IN HPA 835.2 836.7 836.7 830.5 832.0 832.5 832.6 833.5 836.7 842.4 836.6 836.2 830.5 DAY 27 2 15 17 13 15 11 3 12 3 23 16 MEAN QNH PRESSURE IN HPA 1017.2 1019.6 1019.9 1016.3 1015.1 1012.7 1012.2 1012.3 1018.1 1022.7 1021.3 1019.6 1017.3 MAX. QNH PRESSURE IN HPA 1023.0 1026.2 1025.6 1020.3 1020.6 1017.7 1016.7 1016.1 1023.5 1025.8 1025.4 1027.9 1027.9 DAY 12 10 9 7 18 1 18 29 26 15 29 4 MIN. QNH PRESSURE IN HPA 1010.5 1012.3 1012.3 1005.0 1006.8 1007.4 1007.5 1008.6 1012.3 1018.9 1012.2 1011.7 1005.0 DAY 27 2 15 17 13 15 11 3 12 3 23 16 MEAN QFF PRESSURE IN HPA 1017.6 1018.9 1015.7 1010.8 1005.6 999.6 997.4 997.8 1005.9 1014.7 1017.6 1021.6 1010.3 MAX. QFF PRESSURE IN HPA 1025.7 1027.6 1023.0 1016.4 1013.1 1006.8 1001.0 1002.6 1012.1 1019.6 1027.6 1032.3 1032.3 DAY 1 9 23 7 18 1 18 29 30 26 29 30 MIN. QFF PRESSURE IN HPA 1010.3 1006.8 1008.9 999.4 997.8 992.6 992.7 993.5 999.2 1009.9 1005.6 1014.1 992.6 DAY 27 15 13 17 13 15 11 4 12 3 23 16 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 839.8 842.0 842.3 839.5 838.4 836.1 835.8 835.8 840.4 844.3 843.2 842.0 839.9 MAX. QFE PRESSURE IN HPA 844.4 847.1 847.0 842.5 843.3 840.8 839.2 839.2 844.6 847.1 845.9 848.3 848.3 DAY 12 10 8 27 18 2 18 29 27 15 29 4 MIN. QFE PRESSURE IN HPA 834.8 835.5 836.8 832.2 831.1 831.5 832.7 831.9 835.5 840.9 837.0 835.7 831.1 DAY 27 15 31 17 13 18 11 3 12 3 23 16 MEAN QNH PRESSURE IN HPA 1015.9 1018.5 1018.8 1015.6 1014.3 1011.6 1011.2 1011.2 1016.6 1021.1 1019.9 1018.4 1016.1 MAX. QNH PRESSURE IN HPA 1021.3 1024.4 1024.3 1019.1 1020.0 1017.1 1015.2 1015.2 1021.5 1024.4 1023.0 1025.8 1025.8 DAY 12 10 8 27 18 2 18 29 27 15 29 4 MIN. QNH PRESSURE IN HPA 1010.1 1010.9 1012.4 1007.0 1005.7 1006.2 1007.6 1006.7 1010.9 1017.2 1012.6 1011.1 1005.7 DAY 27 15 31 17 13 18 11 3 12 3 23 16 MEAN QFF PRESSURE IN HPA 1015.0 1016.4 1013.8 1009.4 1004.6 998.0 996.0 996.0 1003.6 1011.8 1015.1 1019.1 1008.2 MAX. QFF PRESSURE IN HPA 1023.2 1024.4 1018.9 1013.8 1013.1 1005.7 999.1 1001.4 1010.0 1016.5 1023.3 1030.9 1030.9 DAY 1 9 22 6 18 1 13 29 27 26 29 30 MIN. QFF PRESSURE IN HPA 1007.6 1003.9 1006.5 1002.0 996.5 991.2 992.3 991.3 996.6 1007.3 1007.5 1010.9 991.2 DAY 14 15 31 17 13 15 10 3 12 3 23 16 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 838.7 840.7 840.9 838.7 837.6 835.1 834.7 834.5 838.9 842.9 842.1 840.8 838.8 MAX. QFE PRESSURE IN HPA 843.5 845.7 845.7 841.9 842.1 840.2 837.6 837.8 843.0 845.5 845.5 847.3 847.3 DAY 11 10 8 27 18 2 18 29 27 14 3 3 MIN. QFE PRESSURE IN HPA 833.8 834.9 836.7 831.8 830.3 830.1 831.7 830.9 834.1 839.4 836.5 834.8 830.1 DAY 14 15 14 17 13 18 11 3 12 3 23 16 MEAN QNH PRESSURE IN HPA 1014.7 1016.9 1017.2 1014.6 1013.3 1010.5 1010.0 1009.7 1014.8 1019.5 1018.6 1017.0 1014.7 MAX. QNH PRESSURE IN HPA 1020.2 1022.8 1022.8 1018.4 1018.6 1016.4 1013.3 1013.6 1019.6 1022.6 1022.6 1024.7 1024.7 DAY 11 10 8 27 18 2 18 29 27 14 3 3 MIN. QNH PRESSURE IN HPA 1008.9 1010.2 1012.3 1006.6 1004.8 1004.6 1006.4 1005.5 1009.2 1015.4 1012.1 1010.1 1004.6 DAY 14 15 14 17 13 18 11 3 12 3 23 16 MEAN QFF PRESSURE IN HPA 1013.7 1014.6 1012.1 1008.7 1003.8 997.1 995.1 994.7 1002.2 1010.6 1013.9 1017.7 1007.0 MAX. QFF PRESSURE IN HPA 1020.6 1023.0 1017.9 1013.8 1011.8 1005.2 998.4 1000.4 1008.9 1015.0 1020.8 1027.4 1027.4 DAY 11 8 22 13 18 2 18 29 27 26 29 30 MIN. QFF PRESSURE IN HPA 1005.8 1003.6 1006.6 1001.3 995.7 989.6 991.5 990.2 994.8 1005.2 1006.6 1009.4 989.6 DAY 14 15 25 17 13 15 10 3 12 3 23 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 839.3 841.2 841.1 839.0 837.6 835.2 834.5 834.7 838.9 843.4 842.8 841.4 839.1 MAX. QFE PRESSURE IN HPA 844.6 845.9 846.3 842.2 841.9 839.7 837.1 838.0 842.8 846.0 845.5 847.7 847.7 DAY 11 10 8 11 18 2 18 29 26 14 3 3 MIN. QFE PRESSURE IN HPA 834.6 835.8 836.3 832.9 830.8 830.4 831.4 831.1 834.3 840.4 836.9 835.7 830.4 DAY 14 15 19 17 13 15 10 3 12 3 23 16 MEAN QNH PRESSURE IN HPA 1015.3 1017.6 1017.4 1015.0 1013.3 1010.5 1009.8 1009.9 1014.9 1020.1 1019.4 1017.8 1015.1 MAX. QNH PRESSURE IN HPA 1021.5 1023.0 1023.5 1018.7 1018.4 1015.8 1012.8 1013.8 1019.4 1023.1 1022.6 1025.1 1025.1 DAY 11 10 8 11 18 2 18 29 26 14 3 3 MIN. QNH PRESSURE IN HPA 1009.8 1011.2 1011.8 1007.8 1005.4 1004.9 1006.1 1005.7 1009.5 1016.6 1012.5 1011.1 1004.9 DAY 14 15 19 17 13 15 10 3 12 3 23 16 MEAN QFF PRESSURE IN HPA 1015.7 1017.2 1013.7 1010.1 1004.6 997.6 995.5 996.4 1004.2 1013.3 1016.5 1020.1 1008.7 MAX. QFF PRESSURE IN HPA 1022.2 1025.7 1020.5 1015.3 1011.4 1004.2 998.5 1002.4 1011.1 1018.9 1024.3 1029.7 1029.7 DAY 11 8 18 11 18 1 25 29 26 25 29 30 MIN. QFF PRESSURE IN HPA 1008.1 1006.2 1007.9 1004.0 997.3 990.9 991.4 991.8 997.0 1008.4 1007.1 1012.6 990.9 DAY 14 15 31 17 13 15 10 3 1 3 23 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 839.8 842.2 842.0 839.9 838.6 836.4 835.7 836.1 840.3 844.5 843.4 842.0 840.1 MAX. QFE PRESSURE IN HPA 845.1 847.0 847.4 843.2 842.4 840.7 837.9 839.1 843.9 847.2 846.0 848.6 848.6 DAY 11 8 8 11 18 1 25 29 26 14 28 3 MIN. QFE PRESSURE IN HPA 835.0 838.1 835.3 835.9 832.4 831.8 832.1 832.4 836.4 841.5 837.2 836.0 831.8 DAY 26 18 31 17 13 14 10 3 12 3 23 16 MEAN QNH PRESSURE IN HPA 1015.9 1018.7 1018.5 1016.1 1014.5 1011.9 1011.1 1011.5 1016.5 1021.3 1020.0 1018.4 1016.2 MAX. QNH PRESSURE IN HPA 1022.1 1024.3 1024.8 1019.9 1018.9 1017.0 1013.7 1015.1 1020.7 1024.5 1023.1 1026.2 1026.2 DAY 11 8 8 11 18 1 25 29 26 14 28 3 MIN. QNH PRESSURE IN HPA 1010.3 1013.9 1010.7 1011.3 1007.3 1006.6 1006.9 1007.3 1011.9 1017.9 1012.9 1011.5 1006.6 DAY 26 18 31 17 13 14 10 3 12 3 23 16 MEAN QFF PRESSURE IN HPA 1016.2 1017.9 1014.2 1010.4 1005.1 998.7 996.3 997.2 1004.5 1013.5 1016.4 1020.3 1009.2 MAX. QFF PRESSURE IN HPA 1023.2 1027.1 1020.9 1014.6 1011.6 1006.0 999.9 1001.8 1010.7 1018.5 1025.0 1029.9 1029.9 DAY 11 8 23 11 18 1 25 29 30 25 28 29 MIN. QFF PRESSURE IN HPA 1008.4 1007.8 1004.4 1005.6 997.6 991.5 992.3 992.1 998.6 1008.9 1007.9 1013.7 991.5 DAY 26 14 31 16 12 14 10 3 1 2 23 13 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 839.7 842.1 841.8 839.7 838.6 836.4 835.7 836.0 840.4 844.5 843.1 841.8 840.0 MAX. QFE PRESSURE IN HPA 844.8 847.2 847.4 843.1 842.0 840.7 838.3 838.9 844.4 847.3 846.0 848.6 848.6 DAY 11 9 8 27 17 1 17 29 26 14 28 3 MIN. QFE PRESSURE IN HPA 834.1 836.9 834.1 836.2 832.3 832.2 832.3 832.5 836.2 841.4 837.2 835.9 832.2 DAY 26 1 31 16 12 14 10 3 11 2 23 15 MEAN QNH PRESSURE IN HPA 1015.8 1018.6 1018.3 1015.8 1014.5 1011.9 1011.1 1011.4 1016.6 1021.3 1019.8 1018.2 1016.1 MAX. QNH PRESSURE IN HPA 1021.7 1024.5 1024.8 1019.8 1018.5 1017.0 1014.2 1014.9 1021.3 1024.7 1023.1 1026.2 1026.2 DAY 11 9 8 27 17 1 17 29 26 14 28 3 MIN. QNH PRESSURE IN HPA 1009.2 1012.5 1009.2 1011.7 1007.1 1007.0 1007.1 1007.4 1011.7 1017.8 1012.9 1011.3 1007.0 DAY 26 1 31 16 12 14 10 3 11 2 23 15 MEAN QFF PRESSURE IN HPA 1014.9 1016.4 1013.2 1009.6 1004.8 998.3 995.8 996.3 1003.7 1012.2 1015.1 1018.9 1008.2 MAX. QFF PRESSURE IN HPA 1022.5 1025.6 1018.7 1014.0 1011.3 1005.3 998.8 1001.1 1009.8 1017.2 1024.1 1029.2 1029.2 DAY 11 8 23 13 17 1 25 29 26 25 28 29 MIN. QFF PRESSURE IN HPA 1007.4 1005.9 1001.1 1004.1 997.0 992.0 992.7 991.8 997.4 1007.3 1008.5 1010.0 991.8 DAY 14 14 31 16 12 14 10 3 12 7 23 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.3 4.6 9.3 15.1 18.9 24.5 28.2 27.3 22.4 16.7 9.5 6.7 15.5 MINIMUN AIR TEMPERATURE (C) -3.4 -1.7 2.2 6.0 9.3 13.5 18.5 17.7 12.0 7.3 3.0 0.5 7.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 9 4 0 0 0 0 13 DAYS WITH MINIMUM TEMP. <=-4 15 8 1 0 0 0 0 0 0 0 0 2 26 DAYS WITH FREEZING MIN.<= 0 27 20 11 4 0 0 0 0 0 0 4 9 75 TEMPERATURE RECORDS LOWEST(C) -8.0 -9.6 -4.4 -1.0 2.6 8.4 13.6 11.6 7.4 1.8 -1.6 -4.6 -9.6 DAY 14 12 27 5 7 2 1 31 28 24 12 28 MAXIMUM AIR TEMPERATURE (C) 9.1 11.5 17.2 24.1 27.6 34.6 37.5 37.2 33.7 27.3 18.2 15.2 24.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 7 27 31 31 29 6 0 0 134 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 15.6 18.6 23.6 31.0 31.4 39.0 40.6 40.2 36.6 31.6 25.6 22.2 40.6 DAY 1 21 30 24 28 24 9 6 9 11 1 5 DIF. BETWEEN (MAX.-MIN.) (C) 12.5 13.2 15.0 18.1 18.3 21.1 19.0 19.5 21.7 20.0 15.2 14.7 17.3 MEAN DAILY TEMP. (MDT) (C) 2.8 4.9 9.7 15.1 18.5 24.0 28.0 27.5 22.9 17.3 10.6 7.9 15.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 2.2 97.3 217.3 200.4 63.3 0.0 0.0 0.0 580.5 HEATING DEG. DAYS(BASE 18 0C) 469.7 367.5 256.6 95.7 31.2 0.0 0.0 0.0 0.0 35.9 223.0 313.4 1793.0 DEWPOINT (MEAN C) -3.4 -3.6 -0.2 2.0 -0.1 0.1 4.1 4.4 -2.3 -3.8 0.6 -2.2 -0.4 MIXING RATIO (G/KG) 3.64 3.66 4.82 5.57 4.71 4.70 6.36 6.42 4.03 3.49 4.93 3.98 4.69 VAPOUR PRESSURE (HPA) 4.89 4.90 6.45 7.46 6.30 6.27 8.44 8.53 5.40 4.70 6.63 5.36 6.28 SATURATION DEF. (HPA) 2.62 4.14 5.97 11.12 17.17 27.13 32.24 30.10 24.30 16.07 5.97 5.11 15.16 RELATIVE HUMIDITY (MEAN %) 69 61 57 47 32 23 24 25 22 27 59 58 42 RELATIVE HUMIDITY (MAX. %) 89 86 82 74 54 37 38 38 35 44 81 77 61 RELATIVE HUMIDITY (MIN. %) 43 33 31 21 14 10 13 13 9 12 31 33 22 RELATIVE HUMIDITY (MEAN% 03UTC) 84 83 78 68 51 35 36 38 34 42 78 74 58 RELATIVE HUMIDITY (MEAN% 09UTC) 53 43 39 26 18 13 15 16 11 13 37 39 27 RELATIVE HUMIDITY (MEAN% 15UTC) 63 48 43 32 20 14 17 19 16 21 54 54 33 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 133.4 30.2 70.1 17.3 1.3 0.0 0.6 0.0 0.0 0.0 101.5 195.8 550.2 DAYS WITH PRECIPITATION >=10 5 0 3 0 0 0 0 0 0 0 3 5 16 DAYS WITH PRECIPITATION >= 5 6 3 5 0 0 0 0 0 0 0 4 5 23 DAYS WITH PRECIPITATION >= 1 10 4 6 6 0 0 0 0 0 0 7 5 38 DAYS WITH PRECIPITATION 11 8 11 7 4 0 1 0 0 0 9 6 57 GREATEST DAILY PRECIPITATION 41.0 9.0 19.0 4.0 0.6 0.0 0.6 0.0 0.0 0.0 48.0 75.0 75.0 DAY 10 22 11 17 26 ** 19 ** ** ** 16 25 DAY WITH THUNDER STORM 4 0 1 3 3 0 1 0 0 0 6 0 18 DAYS WITH SNOW OR SLEET 6 5 0 0 0 0 0 0 0 0 0 1 12 DAYS WITH DUST 0 0 0 1 2 0 2 3 0 0 0 0 8 WIND DIRECTION (PREVAILING) 90 225 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 7.8 10.0 9.1 9.5 9.2 7.6 6.6 7.5 7.6 8.6 7.1 6.3 8.0 PREVAILING WIND PERCENT 3.6 10.3 13.7 11.3 13.3 13.3 9.3 10.5 8.8 8.9 6.3 3.2 9.3 CALMS PERCENT OF WIND 85.9 72.3 69.8 65.0 71.8 75.4 79.4 79.4 81.3 86.3 87.1 91.1 78.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 180 231 242 236 254 275 280 256 248 264 236 251 248 VECTOR WIND MAGNITUDE(KNOTS) 0.2 1.8 1.8 1.8 1.6 1.2 0.5 0.9 1.2 1.0 0.5 0.2 1.0 WIND STEADINESES (MEAN %) 18.2 72.0 64.3 58.1 69.6 63.2 33.3 56.3 80.0 83.3 50.0 33.3 55.6 WIND SPEED (MEAN KNOTS) 1.1 2.5 2.8 3.1 2.3 1.9 1.5 1.6 1.5 1.2 1.0 0.6 1.8 FASTEST WIND DIRECTION 180 300 220 280 300 260 240 250 220 270 180 200 280 FASTEST WIND SPEED (KNOTS) 17 19 19 25 21 12 14 12 17 14 14 12 25 DAY 3 5 23 7 6 1 19 3 28 9 5 26 DAYS WITH SKY CLEAR (0-2)/8 16 10 10 15 22 30 22 28 30 30 17 19 249 DAYS WITH P.CLOUDY (3-6)/8 7 11 10 9 9 0 9 3 0 1 11 7 77 DAYS WITH CLOUDY (7-8)/8 8 7 11 6 0 0 0 0 0 0 2 5 39 DAYS WITH VISIBILITY =< 2 KM 5 3 0 0 2 0 1 2 0 0 4 0 17 DURATION OF SUNSHINE HOURS 207.3 196.5 241.2 268.2 324.5 372.8 335.2 343.9 331.6 310.3 227.1 212.8 3371.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 840.8 838.7 839.8 841.2 839.1 835.9 834.7 835.6 838.7 843.7 843.1 843.6 839.6 MAX. QFE PRESSURE IN HPA 847.4 844.4 844.7 846.8 843.0 841.6 839.0 839.9 842.6 848.9 848.9 848.1 848.9 DAY-HOUR 1- 6 15- 6 10- 9 20- 6 10- 6 6- 6 19-18 29- 6 26- 6 11- 6 23- 6 7- 6 MIN. QFE PRESSURE IN HPA 829.5 833.4 832.1 834.8 832.4 830.0 828.8 829.8 834.2 837.5 837.4 836.7 828.8 DAY-HOUR 23- 0 9- 0 24- 0 29-12 5-15 19-12 5-12 7-15 5-12 4-12 8-18 25-21 MEAN QNH PRESSURE IN HPA 1017.0 1014.6 1015.9 1017.6 1015.1 1011.4 1009.9 1011.0 1014.6 1020.4 1019.7 1020.3 1015.6 MAX. QNH PRESSURE IN HPA 1024.8 1021.3 1021.6 1024.1 1019.6 1018.0 1015.0 1016.0 1019.2 1026.5 1026.5 1025.6 1026.5 DAY-HOUR 1- 6 15- 6 10- 9 20- 6 10- 6 6- 6 19-18 29- 6 26- 6 11- 6 23- 6 7- 6 MIN. QNH PRESSURE IN HPA 1003.9 1008.4 1006.9 1010.1 1007.3 1004.5 1003.1 1004.2 1009.4 1013.2 1013.1 1012.3 1003.1 DAY-HOUR 23- 0 9- 0 24- 0 29-12 5-15 19-12 5-12 7-15 5-12 4-12 8-18 25-21 MEAN QFF PRESSURE IN HPA 1018.5 1014.4 1012.5 1010.3 1005.5 998.4 994.6 996.1 1002.9 1012.4 1016.2 1018.7 1008.4 MAX. QFF PRESSURE IN HPA 1026.8 1024.9 1018.6 1017.0 1010.7 1007.1 999.3 1002.3 1009.7 1019.8 1023.7 1027.2 1027.2 DAY-HOUR 13- 6 15- 6 29- 3 20- 6 10- 6 4- 3 29- 3 27- 3 30-18 31- 3 23- 6 28- 6 MIN. QFF PRESSURE IN HPA 1005.6 1006.4 999.0 1002.1 1000.1 989.8 988.6 988.9 995.3 1004.1 1007.1 1011.3 988.6 DAY-HOUR 23- 0 4-21 24- 0 30- 0 6- 0 19-12 5-12 7-15 11-12 4-12 8- 0 24- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 840.7 838.6 839.5 841.0 839.0 836.0 834.6 835.6 838.6 843.6 843.0 843.7 839.5 MAX. QFE PRESSURE IN HPA 846.9 843.3 843.6 844.8 842.1 840.3 837.5 838.2 841.4 846.5 846.4 846.6 846.9 DAY 1 17 29 21 17 4 28 29 3 12 23 8 MIN. QFE PRESSURE IN HPA 829.5 833.4 832.1 835.6 833.1 831.8 830.1 831.5 835.6 839.3 839.4 838.5 829.5 DAY 23 9 24 30 6 20 6 8 6 4 8 24 MEAN QNH PRESSURE IN HPA 1017.0 1014.5 1015.6 1017.3 1015.0 1011.5 1009.9 1011.0 1014.5 1020.3 1019.7 1020.5 1015.6 MAX. QNH PRESSURE IN HPA 1024.2 1020.0 1020.3 1021.7 1018.6 1016.5 1013.2 1014.0 1017.8 1023.7 1023.6 1023.8 1024.2 DAY 1 17 29 21 17 4 28 29 3 12 23 8 MIN. QNH PRESSURE IN HPA 1003.9 1008.4 1006.9 1011.0 1008.1 1006.6 1004.6 1006.2 1011.0 1015.3 1015.4 1014.4 1003.9 DAY 23 9 24 30 6 20 6 8 6 4 8 24 MEAN QFF PRESSURE IN HPA 1017.6 1013.6 1011.8 1009.8 1005.5 998.4 994.4 995.8 1002.3 1011.7 1015.3 1017.8 1007.8 MAX. QFF PRESSURE IN HPA 1023.8 1022.6 1016.7 1014.2 1009.4 1006.2 997.2 999.5 1006.3 1015.3 1019.5 1024.1 1024.1 DAY 14 15 29 18 10 4 29 30 30 30 24 28 MIN. QFF PRESSURE IN HPA 1005.6 1006.6 999.0 1002.1 1000.1 992.5 989.8 989.8 997.1 1005.7 1007.1 1011.3 989.8 DAY 23 5 24 30 6 20 6 8 12 4 8 24 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 841.0 838.9 840.1 841.5 839.7 836.7 835.5 836.3 839.4 844.2 843.5 843.9 840.1 MAX. QFE PRESSURE IN HPA 846.9 843.7 844.0 845.6 842.6 841.4 838.5 839.4 842.0 847.7 847.5 847.2 847.7 DAY 1 18 29 21 17 4 28 29 26 11 23 7 MIN. QFE PRESSURE IN HPA 831.2 833.7 832.4 835.8 833.6 832.1 831.0 831.9 836.1 839.6 838.7 838.1 831.0 DAY 23 5 24 30 6 20 6 8 12 4 8 24 MEAN QNH PRESSURE IN HPA 1017.3 1014.8 1016.3 1017.9 1015.8 1012.3 1010.9 1011.8 1015.4 1021.1 1020.2 1020.6 1016.2 MAX. QNH PRESSURE IN HPA 1024.2 1020.5 1020.8 1022.7 1019.2 1017.8 1014.4 1015.4 1018.5 1025.1 1024.9 1024.5 1025.1 DAY 1 18 29 21 17 4 28 29 26 11 23 7 MIN. QNH PRESSURE IN HPA 1005.9 1008.8 1007.3 1011.2 1008.7 1006.9 1005.6 1006.7 1011.6 1015.7 1014.6 1013.9 1005.6 DAY 23 5 24 30 6 20 6 8 12 4 8 24 MEAN QFF PRESSURE IN HPA 1019.7 1015.3 1013.5 1011.3 1006.7 999.8 996.4 997.9 1005.0 1014.5 1017.8 1020.2 1009.8 MAX. QFF PRESSURE IN HPA 1026.5 1024.5 1018.6 1016.0 1010.6 1007.1 999.3 1002.3 1009.0 1019.8 1022.9 1026.4 1026.5 DAY 1 15 29 5 10 4 29 27 29 31 25 28 MIN. QFF PRESSURE IN HPA 1007.3 1007.3 1001.2 1004.2 1001.8 993.9 991.3 991.3 999.4 1008.3 1007.2 1012.0 991.3 DAY 23 5 24 30 6 20 6 8 6 4 8 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 842.1 840.0 840.9 842.2 840.0 836.9 835.7 836.7 839.9 845.0 844.5 845.0 840.7 MAX. QFE PRESSURE IN HPA 847.4 844.4 844.7 846.8 843.0 841.6 838.4 839.9 842.6 848.9 848.9 848.1 848.9 DAY 1 15 29 20 10 6 16 29 26 11 23 7 MIN. QFE PRESSURE IN HPA 834.6 834.6 833.1 836.3 834.4 832.3 831.2 832.5 836.5 839.8 840.9 839.7 831.2 DAY 6 9 24 30 6 19 5 8 5 4 8 24 MEAN QNH PRESSURE IN HPA 1018.6 1016.1 1017.2 1018.8 1016.1 1012.5 1011.1 1012.3 1016.0 1022.0 1021.3 1021.9 1017.0 MAX. QNH PRESSURE IN HPA 1024.8 1021.3 1021.6 1024.1 1019.6 1018.0 1014.3 1016.0 1019.2 1026.5 1026.5 1025.6 1026.5 DAY 1 15 29 20 10 6 16 29 26 11 23 7 MIN. QNH PRESSURE IN HPA 1009.8 1009.8 1008.1 1011.8 1009.6 1007.1 1005.9 1007.4 1012.1 1015.9 1017.2 1015.8 1005.9 DAY 6 9 24 30 6 19 5 8 5 4 8 24 MEAN QFF PRESSURE IN HPA 1020.8 1016.4 1014.1 1011.4 1006.5 999.5 995.5 997.3 1004.4 1014.1 1018.3 1021.0 1009.9 MAX. QFF PRESSURE IN HPA 1026.8 1024.9 1018.0 1017.0 1010.7 1006.8 998.1 1001.1 1008.7 1019.0 1023.7 1027.2 1027.2 DAY 13 15 27 20 10 4 16 29 29 30 23 28 MIN. QFF PRESSURE IN HPA 1010.1 1009.3 1001.7 1003.4 1002.2 993.1 991.4 991.4 999.3 1006.7 1011.2 1013.8 991.4 DAY 6 5 24 30 6 19 6 8 12 4 8 24 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 841.1 839.2 840.1 841.5 839.2 836.1 834.9 835.7 838.6 843.7 843.0 843.7 839.7 MAX. QFE PRESSURE IN HPA 845.9 843.0 844.7 845.7 842.4 841.3 837.7 838.9 841.3 847.3 848.2 846.9 848.2 DAY 1 17 10 20 17 6 16 29 26 12 23 8 MIN. QFE PRESSURE IN HPA 833.9 834.6 832.7 835.4 833.9 831.1 830.2 831.7 835.5 838.5 838.8 839.7 830.2 DAY 3 7 24 30 5 19 5 8 5 4 8 24 MEAN QNH PRESSURE IN HPA 1017.4 1015.2 1016.2 1017.9 1015.2 1011.6 1010.2 1011.1 1014.5 1020.4 1019.7 1020.4 1015.8 MAX. QNH PRESSURE IN HPA 1023.0 1019.6 1021.6 1022.8 1018.9 1017.7 1013.5 1014.9 1017.7 1024.7 1025.7 1024.2 1025.7 DAY 1 17 10 20 17 6 16 29 26 12 23 8 MIN. QNH PRESSURE IN HPA 1009.0 1009.8 1007.6 1010.8 1009.0 1005.7 1004.7 1006.4 1010.9 1014.4 1014.7 1015.8 1004.7 DAY 3 7 24 30 5 19 5 8 5 4 8 24 MEAN QFF PRESSURE IN HPA 1018.2 1014.5 1012.1 1010.1 1005.2 998.2 994.4 995.8 1002.0 1011.4 1015.2 1018.0 1007.9 MAX. QFF PRESSURE IN HPA 1024.5 1021.4 1016.1 1014.9 1008.9 1005.9 997.3 1000.2 1005.8 1015.6 1020.9 1024.2 1024.5 DAY 13 15 27 20 10 4 16 25 29 30 23 28 MIN. QFF PRESSURE IN HPA 1006.9 1010.2 1001.2 1002.5 1001.1 991.4 990.3 989.6 997.3 1005.0 1009.1 1013.3 989.6 DAY 3 5 24 30 5 19 5 8 12 4 8 23 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 839.7 837.7 838.8 840.4 838.3 835.0 833.6 834.3 837.2 842.4 841.8 842.4 838.5 MAX. QFE PRESSURE IN HPA 844.4 841.5 842.4 843.5 841.3 840.3 836.1 837.7 839.6 845.7 846.8 845.1 846.8 DAY 1 15 10 20 17 6 19 29 26 12 23 7 MIN. QFE PRESSURE IN HPA 833.8 833.6 833.2 834.8 832.7 830.0 828.8 830.7 834.2 837.5 837.6 838.2 828.8 DAY 19 8 24 29 5 19 5 7 5 4 8 25 MEAN QNH PRESSURE IN HPA 1015.8 1013.4 1014.7 1016.7 1014.1 1010.3 1008.6 1009.5 1012.8 1018.9 1018.3 1018.9 1014.3 MAX. QNH PRESSURE IN HPA 1021.3 1017.9 1018.9 1020.2 1017.7 1016.5 1011.6 1013.5 1015.7 1022.8 1024.1 1022.1 1024.1 DAY 1 15 10 20 17 6 19 29 26 12 23 7 MIN. QNH PRESSURE IN HPA 1008.9 1008.7 1008.2 1010.1 1007.6 1004.5 1003.1 1005.3 1009.4 1013.2 1013.3 1014.0 1003.1 DAY 19 8 24 29 5 19 5 7 5 4 8 25 MEAN QFF PRESSURE IN HPA 1016.4 1012.5 1010.9 1009.2 1004.6 997.1 993.1 994.3 1000.6 1010.3 1014.0 1016.4 1006.6 MAX. QFF PRESSURE IN HPA 1022.3 1018.8 1014.8 1014.1 1008.1 1005.1 995.9 999.0 1005.7 1013.8 1019.3 1024.0 1024.0 DAY 13 14 27 9 10 2 22 29 30 30 23 31 MIN. QFF PRESSURE IN HPA 1008.0 1006.8 1002.3 1002.3 1000.5 989.8 988.6 989.0 995.3 1004.1 1007.6 1012.5 988.6 DAY 19 4 24 29 5 19 5 8 11 4 8 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 840.1 838.0 839.1 840.4 838.1 834.9 833.7 834.4 837.7 842.9 842.4 842.9 838.7 MAX. QFE PRESSURE IN HPA 844.8 842.0 842.8 843.5 841.2 839.7 837.5 838.1 840.1 846.0 847.5 845.9 847.5 DAY 1 15 10 21 17 6 19 29 26 12 23 7 MIN. QFE PRESSURE IN HPA 833.2 833.7 834.7 835.0 832.4 830.5 829.1 829.8 834.2 837.8 837.6 837.5 829.1 DAY 10 8 24 29 5 19 5 7 5 4 8 25 MEAN QNH PRESSURE IN HPA 1016.2 1013.9 1015.1 1016.6 1013.9 1010.1 1008.7 1009.6 1013.4 1019.5 1019.0 1019.6 1014.6 MAX. QNH PRESSURE IN HPA 1021.7 1018.5 1019.4 1020.2 1017.5 1015.8 1013.2 1013.9 1016.2 1023.1 1024.9 1023.0 1024.9 DAY 1 15 10 21 17 6 19 29 26 12 23 7 MIN. QNH PRESSURE IN HPA 1008.2 1008.8 1009.9 1010.3 1007.3 1005.0 1003.4 1004.2 1009.4 1013.6 1013.3 1013.2 1003.4 DAY 10 8 24 29 5 19 5 7 5 4 8 25 MEAN QFF PRESSURE IN HPA 1018.4 1014.3 1012.2 1010.0 1004.8 997.5 994.1 995.6 1002.9 1012.9 1016.6 1019.2 1008.2 MAX. QFF PRESSURE IN HPA 1025.2 1020.6 1015.9 1014.3 1009.8 1005.2 998.0 1000.8 1007.8 1017.4 1022.0 1026.2 1026.2 DAY 13 15 6 18 9 3 19 29 30 30 23 31 MIN. QFF PRESSURE IN HPA 1007.3 1008.8 1005.9 1003.3 1000.5 991.5 989.7 988.9 997.5 1006.2 1008.1 1013.3 988.9 DAY 19 4 24 26 5 19 5 7 5 4 8 17 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 841.0 838.8 840.1 841.4 839.3 836.0 834.9 835.8 839.1 844.0 843.2 843.7 839.8 MAX. QFE PRESSURE IN HPA 845.6 843.4 843.7 844.8 842.4 841.0 839.0 839.4 842.0 846.8 847.8 846.5 847.8 DAY 21 14 28 20 17 6 19 29 30 11 23 27 MIN. QFE PRESSURE IN HPA 834.0 834.2 834.7 836.3 833.8 831.6 830.7 831.7 835.6 839.7 837.4 837.4 830.7 DAY 10 4 23 29 5 19 5 7 5 4 8 25 MEAN QNH PRESSURE IN HPA 1017.3 1014.7 1016.3 1017.8 1015.3 1011.5 1010.2 1011.3 1015.1 1020.8 1019.8 1020.5 1015.9 MAX. QNH PRESSURE IN HPA 1022.7 1020.1 1020.5 1021.7 1018.9 1017.3 1015.0 1015.4 1018.5 1024.1 1025.2 1023.7 1025.2 DAY 21 14 28 20 17 6 19 29 30 11 23 27 MIN. QNH PRESSURE IN HPA 1009.1 1009.4 1009.9 1011.8 1008.9 1006.3 1005.3 1006.4 1011.0 1015.8 1013.1 1013.1 1005.3 DAY 10 4 23 29 5 19 5 7 5 4 8 25 MEAN QFF PRESSURE IN HPA 1019.3 1015.1 1013.1 1010.5 1005.7 998.5 994.5 996.4 1003.7 1013.0 1016.8 1019.5 1008.8 MAX. QFF PRESSURE IN HPA 1025.6 1024.6 1017.9 1015.5 1009.8 1006.1 998.1 1002.0 1009.7 1017.4 1022.6 1026.1 1026.1 DAY 21 14 28 18 9 3 19 29 30 28 23 27 MIN. QFF PRESSURE IN HPA 1008.8 1007.1 1003.7 1002.6 1000.4 992.4 990.5 990.6 997.9 1006.9 1008.7 1012.8 990.5 DAY 19 4 23 29 5 19 5 7 11 4 8 23 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 840.7 838.7 840.2 841.3 839.3 836.0 834.9 835.9 839.0 843.9 843.1 843.6 839.7 MAX. QFE PRESSURE IN HPA 844.7 843.5 844.2 844.8 842.2 841.0 838.2 838.7 842.2 846.6 847.0 846.4 847.0 DAY 1 17 28 20 16 6 19 29 30 12 23 7 MIN. QFE PRESSURE IN HPA 830.4 834.1 833.1 836.0 833.8 832.1 830.5 831.7 835.6 839.7 838.1 836.7 830.4 DAY 22 8 23 29 5 28 5 7 5 3 8 25 MEAN QNH PRESSURE IN HPA 1017.0 1014.6 1016.3 1017.7 1015.3 1011.5 1010.2 1011.3 1015.0 1020.6 1019.8 1020.3 1015.8 MAX. QNH PRESSURE IN HPA 1021.6 1020.2 1021.0 1021.7 1018.7 1017.3 1014.0 1014.6 1018.7 1023.8 1024.3 1023.6 1024.3 DAY 1 17 28 20 16 6 19 29 30 12 23 7 MIN. QNH PRESSURE IN HPA 1004.9 1009.2 1008.1 1011.5 1008.9 1006.9 1005.0 1006.4 1011.0 1015.8 1013.9 1012.3 1004.9 DAY 22 8 23 29 5 28 5 7 5 3 8 25 MEAN QFF PRESSURE IN HPA 1017.7 1013.9 1012.2 1009.9 1005.2 998.1 994.4 996.0 1002.5 1011.7 1015.4 1017.9 1007.9 MAX. QFF PRESSURE IN HPA 1023.9 1023.4 1017.1 1013.9 1008.9 1005.8 997.2 1000.2 1008.6 1016.0 1019.9 1026.4 1026.4 DAY 13 14 28 13 9 3 19 29 30 30 23 31 MIN. QFF PRESSURE IN HPA 1006.8 1006.4 999.8 1002.6 1000.2 993.1 990.2 989.8 996.8 1006.1 1009.6 1011.3 989.8 DAY 22 4 23 29 5 19 5 7 11 3 8 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1995-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.7 6.4 10.0 15.8 21.6 27.2 29.9 29.6 24.9 18.9 11.1 6.3 17.1 MINIMUN AIR TEMPERATURE (C) -2.7 -1.3 1.9 6.2 9.6 14.0 17.9 17.4 12.4 7.8 2.5 -0.5 7.1 DAYS WITH MINIMUM TEMP. >=21 0.0 0.0 0.0 0.0 0.0 0.6 4.8 3.0 0.0 0.0 0.0 0.0 8.4 DAYS WITH MINIMUM TEMP. <=-4 11.7 6.7 1.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 4.7 25.5 DAYS WITH FREEZING MIN.<= 0 24.2 19.5 10.4 0.8 0.0 0.0 0.0 0.0 0.0 0.0 6.6 18.7 80.2 TEMPERATURE RECORDS LOWEST(C) -17.0 -9.6 -7.8 -3.5 1.6 6.4 11.0 9.4 6.6 1.0 -8.0 -12.6 -17.0 YEAR-DAY 98-14 5-12 3- 2 97-12 3- 1 96- 7 95- 1 0-31 99-25 95-16 95-27 97-24 98-14 MAXIMUM AIR TEMPERATURE (C) 9.5 12.5 16.1 22.0 28.1 34.0 36.8 37.0 32.8 26.5 18.1 12.5 23.8 DAYS WITH MAXIMUM TEMP. >=30 0.0 0.0 0.0 0.3 10.1 28.8 31.0 31.0 27.5 4.7 0.0 0.0 133.4 DAYS WITH MAXIMUM TEMP. <= 0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 TEMPERATURE RECORDS HIGHEST(C) 18.2 21.2 27.4 31.0 35.4 39.8 41.6 41.2 37.8 32.0 26.0 23.0 41.6 YEAR-DAY 0- 1 4-14 4- 5 5-24 99-31 0-30 98-12 4-17 95- 1 96- 1 1- 5 98-11 98-12 DIF. BETWEEN (MAX.-MIN.) (C) 12.2 13.8 14.2 15.8 18.5 20.0 18.9 19.6 20.4 18.7 15.6 13.0 16.7 MEAN DAILY TEMP. (MDT) (C) 3.4 5.6 9.0 14.1 18.8 24.0 27.4 27.2 22.6 17.2 10.3 6.0 15.5 STANDARD DEVIATION OF MDT(C) 1.45 0.85 1.49 1.23 0.89 0.79 0.53 0.39 0.58 0.84 0.70 2.10 0.99 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 7.7 93.6 197.3 192.0 55.6 0.8 0.0 0.0 547.0 HEATING DEG. DAYS(BASE 18 0C) 452.2 350.5 279.4 118.6 21.2 0.0 0.0 0.0 0.1 44.3 230.6 371.5 1868.4 DEWPOINT (MEAN C) -3.3 -3.4 -1.2 2.3 3.0 3.5 5.9 4.6 1.8 0.2 -0.8 -1.5 0.9 MIXING RATIO (G/KG) 3.71 3.73 4.40 5.63 5.93 6.15 7.29 6.57 5.49 4.86 4.54 4.26 5.21 VAPOUR PRESSURE (HPA) 4.98 5.00 5.90 7.53 7.92 8.18 9.65 8.74 7.34 6.53 6.10 5.73 6.97 SATURATION DEF. (HPA) 3.27 5.16 7.20 11.58 19.66 30.23 34.80 35.16 26.62 16.90 8.07 4.39 16.92 RELATIVE HUMIDITY (MEAN %) 65 55 51 46 34 24 24 23 25 32 49 63 40 RELATIVE HUMIDITY (MAX. %) 84 78 77 74 58 41 39 37 39 50 71 82 61 RELATIVE HUMIDITY (MIN. %) 45 34 32 27 20 15 16 13 14 19 30 43 26 RELATIVE HUMIDITY (MEAN% 03UTC) 81 76 74 71 57 40 38 37 39 49 69 80 59 RELATIVE HUMIDITY (MEAN% 09UTC) 54 42 39 32 23 17 18 16 17 22 36 49 30 RELATIVE HUMIDITY (MEAN% 15UTC) 64 49 43 39 27 19 20 19 21 29 48 63 37 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 134.8 75.8 104.5 58.2 7.1 0.2 1.3 0.3 0.1 3.4 38.5 143.1 567.3 DAYS WITH PRECIPITATION >=10 4.1 2.5 3.4 1.7 0.2 0.0 0.0 0.0 0.0 0.0 1.0 4.5 17.4 DAYS WITH PRECIPITATION >= 5 5.6 4.2 5.3 3.1 0.5 0.0 0.1 0.0 0.0 0.2 2.2 5.6 26.8 DAYS WITH PRECIPITATION >= 1 8.4 6.6 7.7 6.3 1.5 0.2 0.3 0.2 0.0 1.1 5.2 7.5 45.0 DAYS WITH PRECIPITATION 9.6 8.1 9.5 8.3 3.5 0.3 0.9 0.5 0.2 2.2 6.9 9.5 59.5 GREATEST DAILY PRECIPITATION 80.0 56.6 65.0 45.0 17.0 1.0 9.5 2.0 0.7 7.0 48.0 77.0 80.0 YEAR-DAY 4- 7 4- 6 98-18 96-15 97- 5 97-21 4-12 2- 1 1-22 97-23 5-16 3-28 4 DAY WITH THUNDER STORM 1.5 0.6 1.9 2.4 1.6 0.0 0.5 0.1 0.0 0.7 1.7 1.9 12.9 DAYS WITH SNOW OR SLEET 3.6 1.5 0.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.5 7.5 DAYS WITH DUST 0.0 0.1 0.5 0.8 1.8 0.5 1.5 0.9 0.9 0.7 0.0 0.0 7.7 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 7.2 7.6 8.0 7.9 8.3 7.6 7.9 7.5 7.5 7.7 7.5 6.8 7.7 PREVAILING WIND PERCENT 5.1 9.3 12.6 15.3 15.0 15.8 13.4 13.9 15.2 13.1 8.1 3.6 11.7 CALMS PERCENT OF WIND 85.4 73.5 71.7 69.4 70.1 69.4 66.6 69.2 72.2 76.2 82.7 89.5 74.7 NO. OF WIND OBSERVATION 180.4 164.5 180.4 174.5 180.4 174.5 180.4 180.4 174.5 180.4 174.5 180.4 2125.3 VECTOR WIND DIRECTION (MEAN) 229 239 252 258 265 273 281 276 269 267 255 242 261 VECTOR WIND MAGNITUDE(KNOTS) 0.3 1.5 1.6 1.9 1.8 1.4 0.9 0.9 1.8 1.4 0.8 0.2 1.2 WIND STEADINESES (MEAN %) 27.3 65.2 66.7 70.4 69.2 53.8 30.0 36.0 75.0 70.0 57.1 25.0 57.1 WIND SPEED (MEAN KNOTS) 1.1 2.3 2.4 2.7 2.6 2.6 3.0 2.5 2.4 2.0 1.4 0.8 2.1 FASTEST WIND DIRECTION 240 100 120 30 270 270 90 90 240 90 210 60 240 FASTEST WIND SPEED (KNOTS) 21 27 25 27 27 21 23 27 29 29 23 21 29 YEAR-DAY 97-28 98-23 96-24 97-25 97-23 97-17 96- 4 96-21 95-21 95-21 4-23 4-28 95 DAYS WITH SKY CLEAR (0-2)/8 15.2 14.1 14.0 13.1 21.3 27.5 25.5 27.2 29.0 25.6 18.2 14.5 245.2 DAYS WITH P.CLOUDY (3-6)/8 8.5 8.8 9.4 11.3 8.4 2.3 5.4 3.6 0.8 5.1 8.8 11.1 83.5 DAYS WITH CLOUDY (7-8)/8 7.3 5.4 7.6 5.6 1.4 0.2 0.1 0.2 0.2 0.3 3.0 5.5 36.8 DAYS WITH VISIBILITY =< 2 KM 3.3 0.9 0.7 0.5 0.3 0.0 0.3 0.2 0.0 0.0 1.5 2.2 9.9 DURATION OF SUNSHINE HOURS 193.4 207.9 227.3 246.9 329.7 358.3 347.2 346.4 321.8 292.8 225.7 197.4 3294.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1995-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 840.9 840.4 839.6 840.2 839.4 836.2 834.3 836.3 839.3 843.0 843.2 843.3 839.7 MAX. QFE PRESSURE IN HPA 849.8 849.8 849.9 848.9 846.5 843.5 841.9 842.2 846.3 849.6 851.6 851.4 851.6 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 95- 2 0-30 99-20 4-26 95-25 3-25 98-10 3-25 MIN. QFE PRESSURE IN HPA 828.6 830.5 828.5 829.7 830.3 828.8 828.2 829.8 831.0 836.1 834.1 832.8 828.2 YEAR-DAY 98-13 99- 6 1-25 2- 3 4-13 1-11 97-16 5- 7 0- 2 96- 5 1-18 2-21 97-16 MEAN QNH PRESSURE IN HPA 1017.2 1016.6 1015.6 1016.3 1015.5 1011.7 1009.5 1011.8 1015.3 1019.7 1019.9 1020.0 1015.8 MAX. QNH PRESSURE IN HPA 1027.6 1027.6 1027.7 1026.5 1023.7 1020.2 1018.4 1018.7 1023.5 1027.3 1029.7 1029.4 1029.7 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 95- 2 0-30 99-20 4-26 95-25 3-25 98-10 3-25 MIN. QNH PRESSURE IN HPA 1002.8 1005.0 1002.7 1004.1 1004.8 1003.1 1002.4 1004.2 1005.6 1011.6 1009.2 1007.7 1002.4 YEAR-DAY 98-13 99- 6 1-25 2- 3 4-13 1-11 97-16 5- 7 0- 2 96- 5 1-18 2-21 97-16 MEAN QFF PRESSURE IN HPA 1017.9 1014.9 1013.0 1010.0 1005.8 998.4 994.7 996.4 1003.4 1012.1 1016.3 1019.2 1008.5 MAX. QFF PRESSURE IN HPA 1029.4 1027.7 1025.2 1017.0 1013.9 1008.3 1001.9 1003.9 1014.2 1020.7 1029.6 1032.7 1032.7 YEAR-DAY 3- 7 4- 9 3- 2 5-20 4-18 3- 4 3- 3 4-30 4-27 4-27 3-25 4-30 4-30 MIN. QFF PRESSURE IN HPA 1002.5 1002.2 998.7 998.3 995.7 989.6 988.0 988.9 994.4 1004.1 1005.6 1007.2 988.0 YEAR-DAY 3-28 4-15 3-26 4-17 4-13 4-15 3-25 5- 7 3- 5 5- 4 4-23 3- 6 3-25 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 840.7 839.7 840.1 840.0 839.0 836.1 834.5 835.9 839.3 843.6 843.1 842.9 839.6 MAX. QFE PRESSURE IN HPA 848.3 846.9 846.6 846.6 842.5 841.7 838.8 838.9 844.3 847.2 849.3 848.5 849.3 YEAR-DAY 3- 7 4-10 4- 9 3- 8 3-11 3- 3 4-18 3-12 4-27 4-15 3-26 4- 4 3-26 MIN. QFE PRESSURE IN HPA 829.5 832.9 832.1 831.7 831.1 831.0 829.9 831.5 834.8 839.3 837.4 835.6 829.5 YEAR-DAY 5-23 3-19 5-24 4-17 4-13 3-21 3-26 5- 8 3- 8 5- 4 4-23 4-16 5-23 MEAN QNH PRESSURE IN HPA 1017.0 1015.8 1016.3 1016.2 1015.0 1011.6 1009.7 1011.3 1015.3 1020.3 1019.8 1019.5 1015.6 MAX. QNH PRESSURE IN HPA 1025.8 1024.2 1023.8 1023.8 1019.1 1018.1 1014.7 1014.9 1021.2 1024.5 1027.0 1026.1 1027.0 YEAR-DAY 3- 7 4-10 4- 9 3- 8 3-11 3- 3 4-18 3-12 4-27 4-15 3-26 4- 4 3-26 MIN. QNH PRESSURE IN HPA 1003.9 1007.8 1006.9 1006.4 1005.7 1005.6 1004.3 1006.2 1010.1 1015.3 1013.1 1011.0 1003.9 YEAR-DAY 5-23 3-19 5-24 4-17 4-13 3-21 3-26 5- 8 3- 8 5- 4 4-23 4-16 5-23 MEAN QFF PRESSURE IN HPA 1017.0 1014.1 1012.3 1009.3 1005.6 998.4 994.5 996.1 1002.8 1011.3 1015.4 1018.3 1007.9 MAX. QFF PRESSURE IN HPA 1025.9 1024.9 1021.9 1015.0 1011.9 1007.1 999.9 1001.2 1010.6 1017.1 1024.2 1029.2 1029.2 YEAR-DAY 3- 7 4- 9 3- 3 3-24 4-18 4- 1 4-13 4-29 4-27 4-26 3-26 4-30 4-30 MIN. QFF PRESSURE IN HPA 1005.6 1002.2 999.0 998.4 996.1 991.3 989.5 989.8 995.9 1005.4 1006.6 1009.0 989.5 YEAR-DAY 5-23 4-15 5-24 3-21 4-13 4-15 3-25 5- 8 3- 1 3- 1 4-23 3- 6 3-25 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 841.1 840.7 840.0 840.5 840.0 837.0 835.2 837.2 840.1 843.6 843.7 843.6 840.2 MAX. QFE PRESSURE IN HPA 848.7 848.8 849.0 848.3 845.7 842.7 841.5 842.0 845.4 848.6 849.7 850.7 850.7 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 98- 6 96- 4 99-19 4-27 95-27 3-25 98-10 98-10 MIN. QFE PRESSURE IN HPA 828.6 830.5 829.2 830.3 831.8 831.2 829.8 831.9 832.6 838.1 835.7 834.3 828.6 YEAR-DAY 98-13 99- 6 99- 2 4-17 4-13 3-30 97-16 5- 8 0- 2 96- 5 1-18 0-15 98-13 MEAN QNH PRESSURE IN HPA 1017.4 1016.9 1016.1 1016.8 1016.1 1012.7 1010.5 1012.8 1016.2 1020.4 1020.4 1020.3 1016.4 MAX. QNH PRESSURE IN HPA 1026.3 1026.4 1026.6 1025.8 1022.8 1019.3 1017.9 1018.5 1022.4 1026.2 1027.5 1028.6 1028.6 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 98- 6 96- 4 99-19 4-27 95-27 3-25 98-10 98-10 MIN. QNH PRESSURE IN HPA 1002.8 1005.0 1003.5 1004.8 1006.6 1005.9 1004.2 1006.7 1007.5 1013.9 1011.1 1009.5 1002.8 YEAR-DAY 98-13 99- 6 99- 2 4-17 4-13 3-30 97-16 5- 8 0- 2 96- 5 1-18 0-15 98-13 MEAN QFF PRESSURE IN HPA 1019.7 1017.3 1013.9 1011.0 1006.9 999.9 996.1 999.0 1005.7 1013.7 1018.3 1021.0 1010.2 MAX. QFF PRESSURE IN HPA 1037.0 1028.4 1026.3 1020.1 1014.0 1008.5 1004.6 1005.5 1014.2 1021.7 1029.1 1032.7 1037.0 YEAR-DAY 96-26 2- 6 97- 1 97-13 97- 6 95- 2 96- 4 99-19 4-27 95-26 3-25 4-30 96-26 MIN. QFF PRESSURE IN HPA 1005.5 1003.8 1001.1 997.7 997.6 992.3 988.4 991.3 997.6 1005.5 1006.1 1008.8 988.4 YEAR-DAY 97-16 0- 7 97-25 2- 3 4-13 97-30 95-21 5- 8 0- 2 0- 1 1-18 2-21 95-21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1995-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 842.1 841.6 840.7 841.1 840.3 837.1 835.4 837.5 840.6 844.4 844.6 844.6 840.8 MAX. QFE PRESSURE IN HPA 849.8 849.8 849.9 848.9 846.5 842.4 841.9 842.2 846.3 849.6 851.6 851.4 851.6 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 98- 5 0-30 99-20 4-26 95-25 3-25 98-10 3-25 MIN. QFE PRESSURE IN HPA 829.2 831.0 830.4 829.9 832.0 831.1 829.8 832.5 832.5 839.0 836.6 835.2 829.2 YEAR-DAY 98-13 0- 7 97-29 2- 3 4-13 3-30 97-16 5- 8 0- 2 96- 5 4-23 0-15 98-13 MEAN QNH PRESSURE IN HPA 1018.6 1017.9 1017.0 1017.5 1016.5 1012.8 1010.7 1013.2 1016.8 1021.2 1021.5 1021.5 1017.1 MAX. QNH PRESSURE IN HPA 1027.6 1027.6 1027.7 1026.5 1023.7 1018.9 1018.4 1018.7 1023.5 1027.3 1029.7 1029.4 1029.7 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 98- 5 0-30 99-20 4-26 95-25 3-25 98-10 3-25 MIN. QNH PRESSURE IN HPA 1003.5 1005.6 1004.9 1004.3 1006.8 1005.7 1004.2 1007.4 1007.4 1015.0 1012.2 1010.5 1003.5 YEAR-DAY 98-13 0- 7 97-29 2- 3 4-13 3-30 97-16 5- 8 0- 2 96- 5 4-23 0-15 98-13 MEAN QFF PRESSURE IN HPA 1020.1 1016.9 1014.7 1011.1 1006.8 999.5 995.7 997.6 1005.0 1013.8 1018.2 1021.3 1010.1 MAX. QFF PRESSURE IN HPA 1029.4 1027.6 1025.2 1017.0 1013.5 1007.1 1001.5 1002.6 1012.1 1019.6 1029.6 1032.3 1032.3 YEAR-DAY 3- 7 4- 9 3- 2 5-20 3- 1 3- 1 3- 3 4-29 4-30 4-26 3-25 4-30 4-30 MIN. QFF PRESSURE IN HPA 1010.1 1004.6 1000.7 999.4 997.8 992.5 990.3 991.4 998.0 1006.7 1005.6 1009.7 990.3 YEAR-DAY 5- 6 3-19 3-26 4-17 4-13 3-30 3-25 5- 8 3- 7 5- 4 4-23 3- 6 3-25 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 841.0 840.5 839.8 840.3 839.6 836.3 834.4 836.4 839.4 842.9 843.1 843.2 839.7 MAX. QFE PRESSURE IN HPA 848.1 848.5 848.5 847.9 845.0 841.8 841.1 841.0 844.6 847.3 849.8 849.5 849.8 YEAR-DAY 3-12 2- 6 2-11 98-12 95- 2 98- 5 0-30 99-19 4-27 95-25 3-25 98- 9 3-25 MIN. QFE PRESSURE IN HPA 829.2 831.9 828.6 829.7 831.1 829.8 828.7 831.7 831.5 837.0 836.7 833.2 828.6 YEAR-DAY 98-13 3-19 97-29 2- 3 4-13 3-30 97-16 5- 8 0- 1 96- 5 1-18 2-21 97-29 MEAN QNH PRESSURE IN HPA 1017.3 1016.7 1015.9 1016.5 1015.6 1011.8 1009.6 1011.9 1015.4 1019.6 1019.8 1019.9 1015.8 MAX. QNH PRESSURE IN HPA 1025.6 1026.1 1026.1 1025.4 1022.0 1018.2 1017.4 1017.3 1021.5 1024.7 1027.6 1027.2 1027.6 YEAR-DAY 3-12 2- 6 2-11 98-12 95- 2 98- 5 0-30 99-19 4-27 95-25 3-25 98- 9 3-25 MIN. QNH PRESSURE IN HPA 1003.5 1006.7 1002.8 1004.1 1005.7 1004.2 1002.9 1006.4 1006.2 1012.6 1012.3 1008.2 1002.8 YEAR-DAY 98-13 3-19 97-29 2- 3 4-13 3-30 97-16 5- 8 0- 1 96- 5 1-18 2-21 97-29 MEAN QFF PRESSURE IN HPA 1017.5 1014.6 1012.7 1009.8 1005.6 998.1 994.4 996.0 1002.6 1011.1 1015.3 1018.6 1008.0 MAX. QFF PRESSURE IN HPA 1025.2 1024.4 1022.9 1014.9 1013.1 1005.9 999.6 1001.4 1010.0 1016.5 1024.9 1030.9 1030.9 YEAR-DAY 3- 7 4- 9 3- 2 5-20 4-18 5- 4 3- 3 4-29 4-27 4-26 3-25 4-30 4-30 MIN. QFF PRESSURE IN HPA 1006.3 1003.9 999.6 1002.0 996.5 990.3 988.4 989.6 995.8 1005.0 1007.5 1009.7 988.4 YEAR-DAY 3-28 4-15 3-26 4-17 4-13 3-30 3-30 5- 8 3- 7 5- 4 4-23 3- 6 3-30 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 839.9 839.3 838.5 839.4 838.6 835.3 833.3 835.0 838.1 841.8 842.1 842.3 838.6 MAX. QFE PRESSURE IN HPA 846.7 845.9 846.6 845.9 844.8 841.4 839.9 840.7 844.0 846.4 848.6 848.9 848.9 YEAR-DAY 3- 6 2- 6 2-11 98-12 95-28 3- 1 0-30 99-20 1-22 95-24 3-25 98- 9 98- 9 MIN. QFE PRESSURE IN HPA 829.0 831.6 828.5 830.3 830.3 829.0 828.2 830.7 831.0 836.1 834.1 833.1 828.2 YEAR-DAY 3-28 3-19 1-25 2- 3 4-13 97-30 97-16 5- 7 0- 2 96- 5 1-18 2-21 97-16 MEAN QNH PRESSURE IN HPA 1016.0 1015.3 1014.4 1015.4 1014.5 1010.6 1008.3 1010.3 1013.9 1018.2 1018.6 1018.8 1014.5 MAX. QNH PRESSURE IN HPA 1024.0 1023.0 1023.8 1023.0 1021.7 1017.8 1016.0 1017.0 1020.8 1023.6 1026.2 1026.5 1026.5 YEAR-DAY 3- 6 2- 6 2-11 98-12 95-28 3- 1 0-30 99-20 1-22 95-24 3-25 98- 9 98- 9 MIN. QNH PRESSURE IN HPA 1003.3 1006.3 1002.7 1004.8 1004.8 1003.3 1002.4 1005.3 1005.6 1011.6 1009.2 1008.1 1002.4 YEAR-DAY 3-28 3-19 1-25 2- 3 4-13 97-30 97-16 5- 7 0- 2 96- 5 1-18 2-21 97-16 MEAN QFF PRESSURE IN HPA 1015.8 1012.8 1011.2 1008.9 1004.8 997.1 993.3 994.6 1001.2 1009.9 1014.1 1017.1 1006.7 MAX. QFF PRESSURE IN HPA 1023.2 1023.0 1020.4 1014.1 1013.8 1006.6 998.7 1000.4 1008.9 1015.0 1023.8 1027.4 1027.4 YEAR-DAY 3- 7 4- 8 3- 2 5- 9 3-10 3- 1 3- 2 4-29 4-27 4-26 3-25 4-30 4-30 MIN. QFF PRESSURE IN HPA 1002.5 1003.1 998.7 1001.3 995.7 989.6 988.0 989.0 994.4 1004.1 1006.6 1007.2 988.0 YEAR-DAY 3-28 3-19 3-26 4-17 4-13 4-15 3-25 5- 8 3- 5 5- 4 4-23 3- 6 3-25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1995-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 840.5 839.8 838.9 839.6 838.7 835.3 833.4 835.1 838.4 842.4 842.8 843.0 839.0 MAX. QFE PRESSURE IN HPA 847.8 846.5 846.6 845.8 844.0 843.5 839.5 840.7 843.7 847.5 849.1 849.3 849.3 YEAR-DAY 3- 7 98-23 2-11 96- 8 95- 3 95- 2 96- 3 99-20 1-22 95-24 3-25 98- 9 98- 9 MIN. QFE PRESSURE IN HPA 829.0 832.3 828.8 831.0 830.8 828.8 828.8 829.8 831.6 837.2 835.0 832.8 828.8 YEAR-DAY 3-28 3-19 97-29 2- 3 4-13 1-11 0- 9 5- 7 0- 1 96- 5 1-18 2-21 97-29 MEAN QNH PRESSURE IN HPA 1016.7 1015.9 1014.9 1015.6 1014.6 1010.7 1008.5 1010.4 1014.3 1018.9 1019.4 1019.7 1015.0 MAX. QNH PRESSURE IN HPA 1025.2 1023.7 1023.8 1022.9 1020.8 1020.2 1015.6 1017.0 1020.5 1024.9 1026.8 1027.0 1027.0 YEAR-DAY 3- 7 98-23 2-11 96- 8 95- 3 95- 2 96- 3 99-20 1-22 95-24 3-25 98- 9 98- 9 MIN. QNH PRESSURE IN HPA 1003.3 1007.1 1003.1 1005.6 1005.4 1003.1 1003.1 1004.2 1006.3 1012.9 1010.3 1007.7 1003.1 YEAR-DAY 3-28 3-19 97-29 2- 3 4-13 1-11 0- 9 5- 7 0- 1 96- 5 1-18 2-21 97-29 MEAN QFF PRESSURE IN HPA 1019.0 1016.2 1012.6 1009.8 1005.2 997.8 993.9 996.4 1003.6 1012.1 1017.2 1020.4 1008.7 MAX. QFF PRESSURE IN HPA 1035.3 1026.3 1022.8 1018.2 1013.6 1011.7 1003.3 1003.7 1011.1 1020.8 1027.4 1030.6 1035.3 YEAR-DAY 96-26 2- 1 3- 2 97-13 3-10 95- 2 2-30 99-18 4-26 95-24 3-25 97-22 96-26 MIN. QFF PRESSURE IN HPA 1002.6 1006.0 1001.0 999.6 996.1 988.8 986.0 988.9 996.2 1003.3 1005.8 1005.6 986.0 YEAR-DAY 3-28 3-19 3-12 2- 3 1-28 98-30 95-20 5- 7 98- 3 1- 3 1-18 2-21 95-20 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 841.0 840.1 840.6 840.7 839.4 836.2 834.7 836.1 839.6 843.9 843.3 843.1 839.9 MAX. QFE PRESSURE IN HPA 848.5 847.0 847.4 846.5 844.0 842.5 839.0 839.4 843.9 847.2 849.8 848.6 849.8 YEAR-DAY 3- 7 4- 8 4- 8 3- 7 3-10 3- 1 5-19 5-29 4-26 4-14 3-25 4- 3 3-25 MIN. QFE PRESSURE IN HPA 830.9 834.1 832.2 835.9 832.4 830.7 830.4 831.7 835.6 839.7 837.2 836.0 830.4 YEAR-DAY 3-28 3-19 3-12 4-17 4-13 3-30 3-25 5- 7 5- 5 5- 4 4-23 4-16 3-25 MEAN QNH PRESSURE IN HPA 1017.3 1016.2 1016.8 1017.0 1015.4 1011.7 1010.0 1011.6 1015.7 1020.7 1020.0 1019.8 1016.0 MAX. QNH PRESSURE IN HPA 1026.1 1024.3 1024.8 1023.7 1020.8 1019.1 1015.0 1015.4 1020.7 1024.5 1027.6 1026.2 1027.6 YEAR-DAY 3- 7 4- 8 4- 8 3- 7 3-10 3- 1 5-19 5-29 4-26 4-14 3-25 4- 3 3-25 MIN. QNH PRESSURE IN HPA 1005.5 1009.2 1007.0 1011.3 1007.3 1005.3 1004.9 1006.4 1011.0 1015.8 1012.9 1011.5 1004.9 YEAR-DAY 3-28 3-19 3-12 4-17 4-13 3-30 3-25 5- 7 5- 5 5- 4 4-23 4-16 3-25 MEAN QFF PRESSURE IN HPA 1018.8 1015.8 1013.5 1010.4 1006.0 998.6 994.8 996.7 1004.0 1012.7 1016.9 1020.1 1009.0 MAX. QFF PRESSURE IN HPA 1028.0 1027.1 1023.7 1015.9 1013.2 1007.9 999.9 1002.0 1010.7 1018.5 1026.9 1029.9 1029.9 YEAR-DAY 3- 7 4- 8 3- 2 3-23 3-10 3- 1 4-25 5-29 4-30 4-25 3-25 4-29 4-29 MIN. QFF PRESSURE IN HPA 1006.4 1006.5 1001.1 1002.6 997.6 991.5 990.4 990.6 996.2 1006.9 1007.9 1012.0 990.4 YEAR-DAY 3-28 3-19 3-12 5-29 4-12 4-14 3-25 5- 7 3- 3 5- 4 4-23 3- 5 3-25 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 840.8 840.0 840.5 840.6 839.3 836.1 834.7 836.1 839.6 843.9 843.2 843.0 839.8 MAX. QFE PRESSURE IN HPA 848.2 847.2 847.4 846.3 842.7 842.1 838.3 838.9 844.4 847.3 849.4 848.6 849.4 YEAR-DAY 3- 6 4- 9 4- 8 3- 7 3- 9 3- 2 4-17 4-29 4-26 4-14 3-25 4- 3 3-25 MIN. QFE PRESSURE IN HPA 830.4 834.1 833.1 836.0 832.3 830.7 830.5 831.7 835.6 839.7 837.2 835.9 830.4 YEAR-DAY 5-22 5- 8 5-23 5-29 4-12 3-30 5- 5 5- 7 5- 5 5- 3 4-23 4-15 5-22 MEAN QNH PRESSURE IN HPA 1017.1 1016.1 1016.8 1016.8 1015.4 1011.6 1010.0 1011.6 1015.7 1020.6 1019.9 1019.6 1015.9 MAX. QNH PRESSURE IN HPA 1025.7 1024.5 1024.8 1023.5 1019.3 1018.6 1014.2 1014.9 1021.3 1024.7 1027.1 1026.2 1027.1 YEAR-DAY 3- 6 4- 9 4- 8 3- 7 3- 9 3- 2 4-17 4-29 4-26 4-14 3-25 4- 3 3-25 MIN. QNH PRESSURE IN HPA 1004.9 1009.2 1008.1 1011.5 1007.1 1005.3 1005.0 1006.4 1011.0 1015.8 1012.9 1011.3 1004.9 YEAR-DAY 5-22 5- 8 5-23 5-29 4-12 3-30 5- 5 5- 7 5- 5 5- 3 4-23 4-15 5-22 MEAN QFF PRESSURE IN HPA 1017.3 1014.5 1012.5 1009.7 1005.6 998.1 994.5 996.2 1003.0 1011.4 1015.5 1018.5 1008.1 MAX. QFF PRESSURE IN HPA 1026.0 1025.6 1022.8 1015.5 1011.7 1005.9 998.9 1001.1 1009.8 1017.2 1024.3 1029.2 1029.2 YEAR-DAY 3- 6 4- 8 3- 2 3-23 3- 9 3- 2 3- 2 4-29 4-26 4-25 3-25 4-29 4-29 MIN. QFF PRESSURE IN HPA 1006.1 1005.9 999.8 1002.1 997.0 991.9 989.9 989.8 996.3 1005.8 1008.5 1010.0 989.8 YEAR-DAY 3-28 4-14 5-23 3-20 4-12 3-30 3-24 5- 7 3- 3 3- 1 4-23 4-14 5- 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 1 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 6.5 6.9 10.4 14.9 21.3 27.1 31.6 31.2 25.5 19.0 12.8 4.7 17.6 1996 1.3 6.3 8.7 15.5 22.3 28.6 29.9 29.7 25.9 18.7 12.2 7.9 17.3 1997 4.6 5.9 6.9 14.3 21.1 26.9 31.1 30.8 25.0 19.3 10.3 4.1 16.7 1998 2.1 6.4 10.5 17.3 23.2 28.9 30.8 30.7 26.3 19.5 13.8 10.9 18.4 1999 4.3 7.5 9.8 16.8 24.1 28.9 30.9 30.6 26.0 20.0 11.8 7.5 18.2 2000 3.9 5.8 10.9 19.4 23.8 28.4 31.0 30.3 25.5 18.5 10.2 5.9 17.8 2001 4.3 6.5 12.0 18.4 23.4 29.1 31.1 30.6 25.6 20.9 11.5 7.7 18.4 2002 4.9 7.6 12.4 14.9 22.5 27.8 29.8 29.6 26.7 20.5 11.0 5.6 17.8 2003 2.6 6.1 8.3 14.4 18.2 24.1 27.3 27.8 22.7 17.6 9.1 5.5 15.3 2004 4.6 6.5 11.1 12.4 18.3 24.7 27.2 26.8 23.0 17.0 10.2 2.3 15.3 2005 2.3 4.6 9.3 15.1 18.9 24.5 28.2 27.3 22.4 16.7 9.5 6.7 15.5 MEAN 3.7 6.4 10.0 15.8 21.6 27.2 29.9 29.6 24.9 18.9 11.1 6.3 17.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 2 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 -1.2 -0.4 2.0 5.9 9.9 12.5 16.9 16.5 12.6 6.5 1.3 -2.1 6.7 1996 -5.0 0.2 2.3 6.6 10.8 14.5 19.3 18.1 12.4 6.7 2.6 -0.2 7.4 1997 -2.4 -3.5 0.3 5.5 8.8 13.7 17.4 17.1 11.0 8.8 2.8 -2.6 6.4 1998 -4.3 -0.6 3.2 6.4 10.9 16.1 19.0 18.5 13.5 7.4 2.0 1.7 7.8 1999 -1.5 0.1 1.6 6.6 10.3 13.8 18.6 18.6 12.2 8.1 3.0 -0.9 7.6 2000 -2.5 -2.4 0.7 7.5 9.1 13.8 19.1 17.8 12.4 7.6 2.9 -0.3 7.1 2001 -3.4 -2.8 1.9 5.7 10.6 15.2 18.2 17.9 12.7 9.5 2.4 2.6 7.5 2002 -1.7 -1.1 2.5 6.6 9.1 14.2 16.2 15.7 12.8 7.9 2.7 -1.2 7.0 2003 -3.5 -0.7 0.6 6.6 8.3 13.0 16.3 17.4 12.4 8.6 1.1 -0.2 6.7 2004 -0.8 -1.1 3.2 5.1 8.3 13.9 17.7 16.3 12.5 7.9 3.6 -3.1 7.0 2005 -3.4 -1.7 2.2 6.0 9.3 13.5 18.5 17.7 12.0 7.3 3.0 0.5 7.1 MEAN -2.7 -1.3 1.9 6.2 9.6 14.0 17.9 17.4 12.4 7.8 2.5 -0.5 7.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 3 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF MAXIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 12.4 11.7 15.2 19.9 26.5 32.5 37.5 37.2 31.9 25.3 19.7 9.8 23.3 1996 6.3 11.4 13.1 20.8 27.5 34.4 35.0 35.6 32.7 25.1 18.2 13.9 22.8 1997 9.7 11.8 11.9 19.6 26.3 32.5 37.3 37.7 31.6 25.5 15.8 9.4 22.4 1998 6.8 10.9 15.1 22.8 28.2 34.2 36.6 36.5 32.6 26.4 21.4 18.1 24.1 1999 9.1 13.0 14.8 22.4 30.0 34.4 36.5 36.5 32.7 26.5 17.9 14.8 24.1 2000 9.2 11.8 16.7 25.4 30.2 34.7 36.9 37.0 32.4 25.2 15.7 11.3 23.9 2001 10.7 13.2 18.5 24.8 29.1 35.2 37.3 37.0 32.5 27.5 18.0 12.4 24.7 2002 10.3 13.7 18.5 20.1 28.4 33.5 36.3 36.9 34.4 27.9 17.1 10.9 24.0 2003 10.3 13.4 16.3 22.5 27.7 34.2 37.8 37.6 33.5 27.6 19.1 12.8 24.4 2004 10.9 14.8 19.8 20.1 27.3 34.4 36.0 37.6 33.2 27.2 18.2 9.3 24.1 2005 9.1 11.5 17.2 24.1 27.6 34.6 37.5 37.2 33.7 27.3 18.2 15.2 24.4 MEAN 9.5 12.5 16.1 22.0 28.1 34.0 36.8 37.0 32.8 26.5 18.1 12.5 23.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 4 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 13.6 12.1 13.2 14.0 16.6 20.0 20.6 20.7 19.3 18.8 18.4 11.9 16.6 1996 11.3 11.2 10.8 14.2 16.7 19.9 15.7 17.5 20.3 18.4 15.6 14.1 15.4 1997 12.1 15.3 11.6 14.1 17.5 18.8 19.9 20.6 20.6 16.7 13.0 12.0 16.0 1998 11.1 11.5 11.9 16.4 17.3 18.1 17.6 18.0 19.1 19.0 19.4 16.4 16.3 1999 10.6 12.9 13.2 15.8 19.7 20.6 17.9 17.9 20.5 18.4 14.9 15.7 16.5 2000 11.7 14.2 16.0 17.9 21.1 20.9 17.8 19.2 20.0 17.6 12.8 11.6 16.8 2001 14.1 16.0 16.6 19.1 18.5 20.0 19.1 19.1 19.8 18.0 15.6 9.8 17.2 2002 12.0 14.8 16.0 13.5 19.3 19.3 20.1 21.2 21.6 20.0 14.4 12.1 17.0 2003 13.8 14.1 15.7 15.9 19.4 21.2 21.5 20.2 21.1 19.0 18.0 13.0 17.7 2004 11.7 15.9 16.6 15.0 19.0 20.5 18.3 21.3 20.7 19.3 14.6 12.4 17.1 2005 12.5 13.2 15.0 18.1 18.3 21.1 19.0 19.5 21.7 20.0 15.2 14.7 17.3 MEAN 12.2 13.8 14.2 15.8 18.5 20.0 18.9 19.6 20.4 18.7 15.6 13.0 16.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 5 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF MEAN DAILY TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 5.6 5.7 8.6 12.9 18.2 22.5 27.2 26.9 22.2 15.9 10.5 3.9 15.0 1996 0.6 5.8 7.7 13.7 19.2 24.4 27.1 26.8 22.6 15.9 10.4 6.9 15.1 1997 3.7 4.2 6.1 12.5 17.6 23.1 27.4 27.4 21.3 17.1 9.3 3.4 14.4 1998 1.3 5.1 9.1 14.6 19.5 25.2 27.8 27.5 23.0 16.9 11.7 9.9 16.0 1999 3.8 6.6 8.2 14.5 20.1 24.1 27.5 27.5 22.5 17.3 10.5 7.0 15.8 2000 3.3 4.7 8.7 16.4 19.6 24.2 28.0 27.4 22.4 16.4 9.3 5.5 15.5 2001 3.7 5.2 10.2 15.2 19.8 25.2 27.8 27.5 22.6 18.5 10.2 7.5 16.1 2002 4.3 6.3 10.5 13.4 18.7 23.8 26.3 26.3 23.6 17.9 9.9 4.8 15.5 2003 3.4 6.4 8.4 14.5 18.0 23.6 27.1 27.5 23.0 18.1 10.1 6.3 15.5 2004 5.0 6.8 11.5 12.6 17.8 24.1 26.9 26.9 22.9 17.5 10.9 3.1 15.5 2005 2.8 4.9 9.7 15.1 18.5 24.0 28.0 27.5 22.9 17.3 10.6 7.9 15.8 MEAN 3.4 5.6 9.0 14.1 18.8 24.0 27.4 27.2 22.6 17.2 10.3 6.0 15.5 SD 1.45 0.85 1.49 1.23 0.89 0.79 0.53 0.39 0.58 0.84 0.70 2.10 0.99 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 6 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M TEMPERATURE RECORDS LOWEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 -7.0 -4.2 -2.0 1.0 4.0 10.0 11.0 14.0 8.0 1.0 -8.0 -7.2 -8.0 DAY 23 10 1 7 10 1 1 23 30 16 27 21 1996 -15.0 -4.4 -2.2 1.6 7.0 6.4 14.2 13.2 8.0 2.4 -2.2 -3.4 -15.0 DAY 26 6 9 28 12 7 17 25 21 18 12 17 1997 -7.0 -9.0 -7.0 -3.5 2.0 7.8 12.8 14.0 7.4 2.8 -1.4 -12.6 -12.6 DAY 20 8 1 12 6 3 2 31 10 27 30 24 1998 -17.0 -6.8 -3.6 0.6 4.6 11.8 14.2 14.6 9.0 3.0 -0.2 -2.4 -17.0 DAY 14 17 4 25 2 2 9 23 23 28 27 17 1999 -12.0 -4.0 -2.6 1.8 6.4 10.0 15.0 15.0 6.6 3.6 -5.6 -3.6 -12.0 DAY 22 22 7 19 11 7 2 29 25 22 30 1 2000 -8.0 -7.0 -5.1 2.0 4.6 11.0 15.6 9.4 8.8 3.8 -2.4 -5.2 -8.0 DAY 31 9 3 1 3 10 7 31 1 20 29 17 2001 -10.0 -6.8 -0.2 0.4 5.8 9.4 15.8 14.6 9.6 7.0 -3.0 -2.0 -10.0 DAY 29 23 11 14 5 19 2 1 8 14 20 18 2002 -6.6 -5.6 -2.2 1.0 4.0 9.2 12.6 10.6 9.6 2.6 -3.0 -7.0 -7.0 DAY 25 1 1 6 7 22 1 31 18 25 27 24 2003 -11.6 -6.0 -7.8 0.6 1.6 9.0 11.6 12.8 9.2 5.4 -6.8 -5.0 -11.6 DAY 20 1 2 2 1 7 2 30 20 6 19 13 2004 -5.6 -5.6 -2.8 -0.8 3.0 8.8 13.4 13.4 8.2 3.0 -4.4 -10.2 -10.2 DAY 29 21 18 18 14 4 14 30 18 26 30 30 2005 -8.0 -9.6 -4.4 -1.0 2.6 8.4 13.6 11.6 7.4 1.8 -1.6 -4.6 -9.6 DAY 14 12 27 5 7 2 1 31 28 24 12 28 1995-2005 -17.0 -9.6 -7.8 -3.5 1.6 6.4 11.0 9.4 6.6 1.0 -8.0 -12.6 -17.0 YEAR-DAY 98-14 5-12 3- 2 97-12 3- 1 96- 7 95- 1 0-31 99-25 95-16 95-27 97-24 98 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 7 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M TEMPERATURE RECORDS HIGHEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 16.0 16.0 20.0 23.6 30.0 36.0 41.0 38.4 37.8 30.0 24.0 13.6 41.0 DAY 4 3 24 3 18 13 18 25 1 1 1 30 1996 13.0 19.0 20.6 26.0 35.0 36.4 37.0 37.4 36.0 32.0 24.0 19.0 37.4 DAY 4 9 30 23 31 23 31 22 13 1 5 6 1997 15.0 19.4 19.0 27.2 31.5 36.4 41.2 39.4 34.6 30.6 19.8 15.6 41.2 DAY 7 21 4 27 31 29 28 13 6 6 2 8 1998 10.2 15.8 23.0 28.4 33.2 37.6 41.6 39.2 35.6 31.0 23.2 23.0 41.6 DAY 25 7 28 14 28 30 12 19 1 1 18 11 1999 14.0 19.4 24.4 26.8 35.4 37.2 40.2 37.8 36.0 30.6 22.0 20.4 40.2 DAY 6 8 31 27 31 20 4 1 5 1 6 9 2000 18.2 16.6 20.0 29.4 34.2 39.8 39.8 39.0 36.2 29.2 22.4 17.4 39.8 DAY 1 24 22 14 31 30 10 28 9 1 2 1 2001 16.4 20.2 24.0 27.8 34.2 38.6 40.0 39.0 36.0 31.0 26.0 17.6 40.0 DAY 3 28 31 25 15 25 24 7 3 4 5 29 2002 15.4 18.6 24.6 28.2 32.4 36.2 38.8 40.0 37.4 31.8 22.2 15.8 40.0 DAY 28 24 13 28 19 17 20 11 2 10 11 8 2003 17.6 17.8 22.6 28.0 31.6 37.6 40.6 39.4 37.8 30.6 24.2 17.4 40.6 DAY 12 24 25 10 27 23 14 18 1 1 5 19 2004 14.0 21.2 27.4 26.6 32.6 37.8 39.0 41.2 37.0 31.0 24.0 14.4 41.2 DAY 9 14 5 28 22 21 30 17 8 7 1 13 2005 15.6 18.6 23.6 31.0 31.4 39.0 40.6 40.2 36.6 31.6 25.6 22.2 40.6 DAY 1 21 30 24 28 24 9 6 9 11 1 5 1995-2005 18.2 21.2 27.4 31.0 35.4 39.8 41.6 41.2 37.8 32.0 26.0 23.0 41.6 YEAR-DAY 0- 1 4-14 4- 5 5-24 99-31 0-30 98-12 4-17 95- 1 96- 1 1- 5 98-11 98 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 8 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M 0C COOLING DEGREE DAYS (BASE 21) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 0.0 0.0 0.0 0.0 3.0 54.7 192.7 181.7 53.3 0.0 0.0 0.0 485.5 1996 0.0 0.0 0.0 0.0 6.7 105.0 190.6 180.8 52.4 3.6 0.0 0.0 539.2 1997 0.0 0.0 0.0 0.0 2.5 70.5 196.9 198.2 22.1 0.8 0.0 0.0 491.2 1998 0.0 0.0 0.0 0.0 11.0 126.3 210.7 201.4 61.9 0.2 0.0 0.0 611.5 1999 0.0 0.0 0.0 0.0 23.6 93.7 202.2 201.7 59.0 0.1 0.0 0.0 580.3 2000 0.0 0.0 0.0 0.0 5.2 97.1 216.9 197.1 45.1 0.0 0.0 0.0 561.4 2001 0.0 0.0 0.0 0.0 18.5 125.0 209.4 200.6 49.3 1.6 0.0 0.0 604.4 2002 0.0 0.0 0.0 0.0 8.4 87.2 163.5 165.4 78.5 1.8 0.0 0.0 504.8 2003 0.0 0.0 0.0 0.0 0.6 78.1 187.9 200.9 59.7 0.0 0.0 0.0 527.2 2004 0.0 0.0 0.0 0.0 3.2 94.5 181.7 184.0 67.0 0.4 0.0 0.0 530.8 2005 0.0 0.0 0.0 0.0 2.2 97.3 217.3 200.4 63.3 0.0 0.0 0.0 580.5 MEAN 0.0 0.0 0.0 0.0 7.7 93.6 197.3 192.0 55.6 0.8 0.0 0.0 547.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 9 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M 0C HEATING DEGREE DAYS (BASE 18) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 384.3 345.1 291.4 152.3 25.5 0.0 0.0 0.0 0.2 72.0 224.8 437.7 1933.5 1996 538.0 353.7 318.6 130.7 13.3 0.0 0.0 0.0 0.0 83.0 227.9 345.5 2010.8 1997 444.2 387.4 369.8 164.5 40.5 0.0 0.0 0.0 0.0 50.8 261.4 452.6 2171.2 1998 519.2 360.1 274.9 103.1 16.4 0.0 0.0 0.0 0.0 49.3 187.9 250.5 1761.4 1999 440.1 320.3 303.6 104.7 5.9 0.0 0.0 0.0 0.6 43.4 226.0 341.7 1786.3 2000 455.0 384.8 288.6 56.5 4.6 0.0 0.0 0.0 0.0 53.4 261.1 386.0 1890.1 2001 444.8 358.7 241.4 85.0 12.9 0.0 0.0 0.0 0.0 11.2 233.5 325.6 1713.1 2002 425.3 327.4 232.2 143.5 23.3 0.0 0.0 0.0 0.0 30.7 242.5 407.8 1832.7 2003 451.9 326.0 296.2 106.6 26.8 0.0 0.0 0.0 0.0 18.4 236.9 362.6 1825.4 2004 401.8 324.2 200.4 162.4 33.0 0.0 0.0 0.0 0.0 39.3 211.8 462.5 1835.4 2005 469.7 367.5 256.6 95.7 31.2 0.0 0.0 0.0 0.0 35.9 223.0 313.4 1793.0 MEAN 452.2 350.5 279.4 118.6 21.2 0.0 0.0 0.0 0.1 44.3 230.6 371.5 1868.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 10 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ***** -2.4 -0.3 2.6 7.9 5.2 10.6 5.1 3.8 1.5 -3.2 -2.7 ****** 1996 -5.7 -2.6 -1.0 1.8 6.3 7.4 3.5 2.9 1.2 -0.4 -2.4 -1.9 0.8 1997 -4.0 -6.9 -1.4 2.3 3.4 4.1 7.4 6.6 3.8 6.3 2.3 -1.1 1.9 1998 -3.3 -1.6 0.9 4.5 4.0 8.7 10.0 5.8 5.8 2.5 -5.2 -2.1 2.5 1999 -1.1 -0.6 -1.5 2.3 3.1 0.5 5.5 5.5 3.1 -2.9 0.8 -4.1 0.9 2000 -4.2 -5.4 -6.5 -1.5 -0.2 0.4 1.8 6.2 1.8 0.9 1.5 0.2 -0.4 2001 -3.5 -4.0 0.0 -0.2 1.3 3.6 5.9 3.0 -0.2 1.1 -1.0 2.7 0.7 2002 -2.9 -3.4 -0.8 4.3 3.6 4.0 5.6 4.1 0.8 0.1 1.1 -0.9 1.3 2003 -4.2 -2.4 -1.1 3.5 2.0 2.3 6.2 4.5 1.9 -1.4 -4.2 -1.1 0.5 2004 -1.0 -4.1 -1.5 3.1 2.0 2.3 4.0 2.5 -0.1 -2.0 0.6 -3.0 0.2 2005 -3.4 -3.6 -0.2 2.0 -0.1 0.1 4.1 4.4 -2.3 -3.8 0.6 -2.2 -0.4 MEAN -3.3 -3.4 -1.2 2.3 3.0 3.5 5.9 4.6 1.8 0.2 -0.8 -1.5 0.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 11 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ***** 3.96 4.64 5.72 8.12 6.76 10.01 6.89 6.27 5.24 3.82 3.82 ***** 1996 3.16 3.85 4.44 5.35 7.25 7.96 6.08 5.80 5.07 4.53 3.99 4.08 5.13 1997 3.45 2.84 4.28 5.65 5.97 6.29 7.92 7.53 6.25 7.32 5.52 4.30 5.61 1998 3.72 4.24 5.13 6.49 6.21 8.70 9.67 7.12 7.12 6.06 3.22 4.14 5.98 1999 4.33 4.50 4.25 5.77 5.98 4.96 7.02 6.90 6.54 3.84 5.09 3.55 5.23 2000 3.50 3.23 3.07 4.31 4.76 4.81 5.37 7.30 5.39 5.09 5.21 4.73 4.73 2001 3.59 3.53 4.70 4.65 5.22 6.17 7.13 5.88 4.61 5.08 4.38 5.65 5.05 2002 3.83 3.69 4.51 6.37 6.09 6.21 7.06 6.30 4.93 4.66 5.15 4.46 5.27 2003 3.44 4.00 4.41 6.07 5.38 5.53 7.26 6.54 5.44 4.18 3.66 4.36 5.02 2004 4.40 3.48 4.20 5.94 5.50 5.54 6.27 5.60 4.77 4.02 4.95 3.76 4.87 2005 3.64 3.66 4.82 5.57 4.71 4.70 6.36 6.42 4.03 3.49 4.93 3.98 4.69 MEAN 3.71 3.73 4.40 5.63 5.93 6.15 7.29 6.57 5.49 4.86 4.54 4.26 5.21 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 12 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ***** 5.31 6.22 7.65 10.83 8.99 13.17 9.15 8.38 7.04 5.15 5.15 ***** 1996 4.26 5.17 5.94 7.17 9.68 10.57 8.09 7.73 6.78 6.08 5.37 5.50 6.86 1997 4.64 3.81 5.72 7.55 7.98 8.38 10.46 9.99 8.35 9.80 7.40 5.78 7.49 1998 4.99 5.68 6.86 8.67 8.30 11.54 12.75 9.46 9.49 8.10 4.34 5.58 7.98 1999 5.82 6.03 5.68 7.72 7.98 6.61 9.29 9.17 8.69 5.17 6.84 4.79 6.98 2000 4.70 4.34 4.12 5.78 6.37 6.41 7.15 9.69 7.20 6.84 7.00 6.36 6.33 2001 4.83 4.73 6.30 6.24 6.97 8.19 9.45 7.84 6.17 6.82 5.88 7.60 6.75 2002 5.15 4.97 6.04 8.50 8.13 8.26 9.38 8.37 6.61 6.26 6.93 5.98 7.05 2003 4.62 5.36 5.90 8.11 7.21 7.36 9.62 8.70 7.27 5.63 4.93 5.87 6.71 2004 5.89 4.67 5.65 7.94 7.35 7.38 8.33 7.45 6.38 5.43 6.64 5.06 6.51 2005 4.89 4.90 6.45 7.46 6.30 6.27 8.44 8.53 5.40 4.70 6.63 5.36 6.28 MEAN 4.98 5.00 5.90 7.53 7.92 8.18 9.65 8.74 7.34 6.53 6.10 5.73 6.97 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 13 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ***** 5.06 6.90 9.94 15.57 28.60 35.56 38.54 26.42 16.49 10.99 3.74 ***** 1996 2.90 4.84 5.79 11.35 18.86 30.87 35.61 35.78 28.98 17.04 9.68 5.65 17.28 1997 4.25 6.20 4.63 9.78 18.54 28.97 37.22 37.14 25.36 14.09 5.69 2.90 16.23 1998 2.49 4.38 6.53 12.17 21.57 30.17 33.37 36.68 26.75 16.27 12.60 8.42 17.62 1999 2.77 4.84 7.19 12.32 23.92 35.31 37.23 36.62 27.29 19.85 7.79 6.31 18.45 2000 3.77 5.42 9.78 18.14 25.16 34.60 39.78 35.68 27.49 15.76 6.08 3.31 18.75 2001 3.97 5.59 8.77 16.34 23.72 34.50 38.01 38.56 28.83 19.33 8.74 3.24 19.13 2002 3.88 6.10 9.21 9.61 21.05 30.97 34.65 35.85 30.67 19.50 6.88 3.53 17.66 2003 3.18 4.54 5.74 9.33 15.32 25.20 29.34 31.12 22.76 15.98 7.68 3.58 14.48 2004 2.87 5.69 8.65 7.27 15.40 26.17 29.74 30.70 24.00 15.57 6.63 2.51 14.60 2005 2.62 4.14 5.97 11.12 17.17 27.13 32.24 30.10 24.30 16.07 5.97 5.11 15.16 MEAN 3.27 5.16 7.20 11.58 19.66 30.23 34.80 35.16 26.62 16.90 8.07 4.39 16.92 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 14 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 *** 56 52 48 45 27 29 22 27 34 35 62 *** 1996 62 57 55 44 39 28 20 20 22 30 41 55 39 1997 57 42 61 50 36 26 24 24 28 45 61 71 44 1998 69 61 57 47 31 30 30 23 29 36 29 45 41 1999 71 60 51 42 29 18 23 22 26 25 52 50 39 2000 62 50 34 29 24 18 17 24 24 35 59 70 37 2001 61 53 49 32 28 21 22 19 21 30 48 74 38 2002 61 51 46 55 33 24 24 22 21 28 55 67 41 2003 66 59 57 54 39 27 28 25 27 30 43 66 43 2004 71 52 47 59 39 26 25 23 24 30 56 71 44 2005 69 61 57 47 32 23 24 25 22 27 59 58 42 MEAN 65 55 51 46 34 24 24 23 25 32 49 63 40 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 15 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 *** 79 76 74 68 45 45 38 42 51 54 81 *** 1996 78 76 80 72 63 41 35 36 40 49 60 79 59 1997 79 62 84 79 64 48 39 41 42 66 85 88 65 1998 87 84 83 77 56 45 46 38 45 53 46 64 60 1999 87 82 77 70 51 35 38 37 42 43 80 72 60 2000 81 77 63 57 47 34 29 37 39 57 83 88 58 2001 80 79 76 60 51 35 36 34 37 48 69 90 58 2002 84 75 72 82 60 41 39 37 35 44 83 88 62 2003 84 81 81 80 62 44 41 38 40 46 63 85 62 2004 89 77 69 84 63 42 39 38 37 46 77 89 63 2005 89 86 82 74 54 37 38 38 35 44 81 77 61 MEAN 84 78 77 74 58 41 39 37 39 50 71 82 61 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 16 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 *** 38 35 30 31 18 21 14 18 23 22 42 *** 1996 46 40 37 29 26 20 13 12 12 19 27 36 26 1997 40 28 43 32 21 15 16 15 19 33 42 54 30 1998 52 41 38 30 20 23 22 15 20 25 17 31 28 1999 55 41 35 26 19 11 14 14 17 13 31 30 26 2000 44 31 17 15 14 11 11 16 14 20 39 50 24 2001 43 32 30 18 16 15 15 11 11 19 31 58 25 2002 41 31 28 37 20 15 16 13 11 17 34 47 26 2003 42 32 29 27 17 13 16 13 15 16 24 40 24 2004 46 27 24 33 19 13 14 11 12 14 31 50 25 2005 43 33 31 21 14 10 13 13 9 12 31 33 22 MEAN 45 34 32 27 20 15 16 13 14 19 30 43 26 RH=0 =====> RELATIVE HUMIDITY < 0.5% =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 17 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF RELATIVE HUMIDITY AT 03 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 *** 76 76 73 68 45 45 37 40 50 53 80 *** 1996 76 74 76 71 63 41 35 36 40 49 59 79 58 1997 78 61 83 79 64 48 39 41 42 65 84 88 64 1998 85 82 82 76 55 45 46 38 45 53 46 63 60 1999 84 80 75 68 51 35 38 37 42 43 78 71 59 2000 79 74 63 57 47 34 29 37 39 55 82 86 57 2001 78 79 76 60 50 35 36 34 37 48 65 88 57 2002 83 74 70 80 60 40 38 37 35 44 80 87 61 2003 78 77 75 72 57 42 39 35 39 44 59 81 58 2004 85 74 65 80 60 39 36 37 36 46 72 87 60 2005 84 83 78 68 51 35 36 38 34 42 78 74 58 MEAN 81 76 74 71 57 40 38 37 39 49 69 80 59 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 18 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF RELATIVE HUMIDITY AT 09 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 *** 44 41 36 34 20 23 16 20 26 27 52 *** 1996 54 49 47 34 31 23 15 15 15 22 33 44 32 1997 46 34 53 36 23 18 19 17 20 35 48 59 34 1998 59 48 45 34 22 24 25 17 22 30 22 35 32 1999 64 51 39 31 21 12 17 16 19 16 36 35 30 2000 53 38 23 19 16 13 13 18 16 25 45 57 28 2001 50 42 37 21 20 17 18 13 13 21 39 64 30 2002 50 39 35 45 23 18 17 15 14 20 41 55 31 2003 55 41 38 35 20 16 18 16 18 18 27 50 29 2004 55 34 30 38 22 15 16 13 14 18 38 53 29 2005 53 43 39 26 18 13 15 16 11 13 37 39 27 MEAN 54 42 39 32 23 17 18 16 17 22 36 49 30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 19 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF RELATIVE HUMIDITY AT 15 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 *** 55 48 48 42 23 27 18 25 31 34 66 *** 1996 65 51 46 36 32 23 18 17 19 28 39 53 36 1997 56 36 51 43 32 21 22 21 26 45 62 76 41 1998 73 59 51 43 27 26 26 19 26 34 29 45 38 1999 73 59 46 40 24 13 17 19 24 24 53 53 37 2000 62 48 24 21 18 14 14 21 21 34 60 73 34 2001 61 45 44 26 23 18 18 16 18 28 47 75 35 2002 59 46 40 49 27 19 23 19 19 27 56 68 38 2003 61 48 44 41 24 17 22 19 21 24 38 61 35 2004 63 41 37 47 26 16 19 16 19 25 53 69 36 2005 63 48 43 32 20 14 17 19 16 21 54 54 33 MEAN 64 49 43 39 27 19 20 19 21 29 48 63 37 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 20 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH MAXIMUM TEMPERATURE EQUAL 30 AND ABOVE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 0 0 0 0 5 25 31 31 23 2 0 0 117 1996 0 0 0 0 8 30 31 31 28 3 0 0 131 1997 0 0 0 0 5 27 31 31 27 1 0 0 122 1998 0 0 0 0 8 29 31 31 30 6 0 0 135 1999 0 0 0 0 16 30 31 31 24 4 0 0 136 2000 0 0 0 0 16 30 31 31 27 0 0 0 135 2001 0 0 0 0 18 30 31 31 26 6 0 0 142 2002 0 0 0 0 14 30 31 31 30 11 0 0 147 2003 0 0 0 0 7 29 31 31 30 5 0 0 133 2004 0 0 0 0 7 30 31 31 28 8 0 0 135 2005 0 0 0 3 7 27 31 31 29 6 0 0 134 MEAN 0.0 0.0 0.0 0.3 10.1 28.8 31.0 31.0 27.5 4.7 0.0 0.0 133.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 21 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH MAXIMUM TEMPERATURE EQUAL 00 AND BELOW YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 2 0 0 0 0 0 0 0 0 0 0 0 2 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 2004 0 0 0 0 0 0 0 0 0 0 0 0 0 2005 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 22 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH MINIMUM TEMPERATURE EQUAL 21 AND ABOVE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 0 0 0 0 0 0 3 0 0 0 0 0 3 1996 0 0 0 0 0 1 9 7 0 0 0 0 17 1997 0 0 0 0 0 1 2 0 0 0 0 0 3 1998 0 0 0 0 0 1 8 5 0 0 0 0 14 1999 0 0 0 0 0 0 6 6 0 0 0 0 12 2000 0 0 0 0 0 0 8 4 0 0 0 0 12 2001 0 0 0 0 0 2 6 5 0 0 0 0 13 2002 0 0 0 0 0 2 0 0 0 0 0 0 2 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 2004 0 0 0 0 0 0 2 2 0 0 0 0 4 2005 0 0 0 0 0 0 9 4 0 0 0 0 13 MEAN 0.0 0.0 0.0 0.0 0.0 0.6 4.8 3.0 0.0 0.0 0.0 0.0 8.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 23 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH MINIMUM TEMPERATURE EQUAL -4 AND BELOW YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 7 2 0 0 0 0 0 0 0 0 5 8 22 1996 15 1 0 0 0 0 0 0 0 0 0 0 16 1997 11 17 2 0 0 0 0 0 0 0 0 8 38 1998 15 6 0 0 0 0 0 0 0 0 0 0 21 1999 6 1 0 0 0 0 0 0 0 0 1 0 8 2000 12 9 9 0 0 0 0 0 0 0 0 6 36 2001 13 11 0 0 0 0 0 0 0 0 0 0 24 2002 14 7 0 0 0 0 0 0 0 0 0 9 30 2003 16 9 3 0 0 0 0 0 0 0 3 4 35 2004 5 3 0 0 0 0 0 0 0 0 2 15 25 2005 15 8 1 0 0 0 0 0 0 0 0 2 26 MEAN 11.7 6.7 1.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 4.7 25.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 24 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH MINIMUM TEMPERATURE EQUAL 00 AND BELOW YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 23 18 13 0 0 0 0 0 0 0 10 25 89 1996 27 18 11 0 0 0 0 0 0 0 7 20 83 1997 25 22 18 3 0 0 0 0 0 0 6 27 101 1998 23 18 9 0 0 0 0 0 0 0 3 11 64 1999 22 16 12 0 0 0 0 0 0 0 5 22 77 2000 23 24 13 0 0 0 0 0 0 0 5 16 81 2001 29 25 6 0 0 0 0 0 0 0 7 8 75 2002 21 18 5 0 0 0 0 0 0 0 9 23 76 2003 29 14 13 0 0 0 0 0 0 0 12 17 85 2004 17 21 3 2 0 0 0 0 0 0 5 28 76 2005 27 20 11 4 0 0 0 0 0 0 4 9 75 MEAN 24.2 19.5 10.4 0.8 0.0 0.0 0.0 0.0 0.0 0.0 6.6 18.7 80.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 25 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MONTHLY TOTAL OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 55.6 121.5 32.6 73.6 9.6 0.0 0.0 0.0 0.0 2.0 0.0 97.0 391.9 1996 163.0 103.0 139.0 109.4 15.0 0.0 0.3 0.0 0.0 3.4 17.6 46.2 596.9 1997 59.0 6.5 167.5 73.7 18.8 1.0 0.0 0.0 0.0 12.0 28.8 141.6 508.9 1998 187.7 131.6 194.5 21.0 1.2 1.0 1.6 0.0 0.0 7.1 1.0 20.3 567.0 1999 186.0 125.6 142.4 16.4 0.0 0.0 0.0 1.0 0.0 0.8 36.1 81.6 589.9 2000 172.4 60.4 29.0 2.1 2.0 0.0 0.0 0.0 0.0 7.2 36.2 157.1 466.4 2001 56.9 43.1 112.0 0.1 15.1 0.0 0.0 0.0 0.7 2.7 52.0 382.5 665.1 2002 122.2 49.1 85.4 172.8 11.2 0.0 2.0 2.0 0.0 0.0 56.8 132.3 633.8 2003 77.0 89.9 129.8 76.7 0.4 0.0 0.0 0.0 0.0 0.0 9.7 161.1 544.6 2004 269.2 73.1 46.8 77.6 3.5 0.0 9.5 0.0 0.0 2.4 83.5 158.8 724.4 2005 133.4 30.2 70.1 17.3 1.3 0.0 0.6 0.0 0.0 0.0 101.5 195.8 550.2 MEAN 134.8 75.8 104.5 58.2 7.1 0.2 1.3 0.3 0.1 3.4 38.5 143.1 567.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 26 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M GREATEST DAILY OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 27.6 41.0 10.0 35.0 4.0 0.0 0.0 0.0 0.0 2.0 0.0 34.0 41.0 DAY 13 6 21 23 30 ** ** ** ** 22 ** 12 1996 62.0 30.0 44.0 45.0 6.0 0.0 0.3 0.0 0.0 3.0 8.0 18.0 62.0 DAY 17 5 12 15 11 ** 6 ** ** 10 29 23 1997 32.0 3.0 42.0 23.0 17.0 1.0 0.0 0.0 0.0 7.0 16.0 49.0 49.0 DAY 16 19 29 7 5 21 ** ** ** 23 5 21 1998 64.0 40.0 65.0 8.0 1.0 1.0 1.0 0.0 0.0 5.6 1.0 9.0 65.0 DAY 5 12 18 20 14 22 26 ** ** 11 12 4 1999 40.0 26.0 45.0 6.0 0.0 0.0 0.0 1.0 0.0 0.6 13.0 41.0 45.0 DAY 18 21 13 6 ** ** ** 19 ** 27 11 12 2000 51.0 31.0 26.0 2.0 2.0 0.0 0.0 0.0 0.0 3.0 17.0 30.0 51.0 DAY 28 14 25 29 2 ** ** ** ** 4 5 24 2001 28.0 15.0 52.0 0.1 7.0 0.0 0.0 0.0 0.7 2.0 17.0 64.0 64.0 DAY 4 12 10 26 3 ** ** ** 22 29 13 2 2002 46.0 26.0 32.0 43.0 11.0 0.0 2.0 2.0 0.0 0.0 20.0 30.0 46.0 DAY 8 14 21 3 12 ** 31 1 ** ** 6 11 2003 23.0 30.0 50.0 36.0 0.4 0.0 0.0 0.0 0.0 0.0 5.4 77.0 77.0 DAY 28 4 26 22 8 ** ** ** ** ** 29 28 2004 80.0 56.6 27.0 23.1 3.0 0.0 9.5 0.0 0.0 2.4 40.2 50.0 80.0 DAY 7 6 19 4 5 ** 12 ** ** 23 19 15 2005 41.0 9.0 19.0 4.0 0.6 0.0 0.6 0.0 0.0 0.0 48.0 75.0 75.0 DAY 10 22 11 17 26 ** 19 ** ** ** 16 25 1995-2005 80.0 56.6 65.0 45.0 17.0 1.0 9.5 2.0 0.7 7.0 48.0 77.0 80.0 YEAR-DAY 4- 7 4- 6 98-18 96-15 97- 5 97-21 4-12 2- 1 1-22 97-23 5-16 3-28 4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 27 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH PRECIPITATION EQUAL TO OR GREATER THAN 10 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 3 5 1 2 0 0 0 0 0 0 0 4 15 1996 3 3 4 4 0 0 0 0 0 0 0 1 15 1997 2 0 5 3 1 0 0 0 0 0 1 5 17 1998 5 4 5 0 0 0 0 0 0 0 0 0 14 1999 5 5 4 0 0 0 0 0 0 0 1 4 19 2000 5 2 1 0 0 0 0 0 0 0 1 7 16 2001 1 2 3 0 0 0 0 0 0 0 2 9 17 2002 5 2 4 6 1 0 0 0 0 0 1 6 25 2003 4 3 5 2 0 0 0 0 0 0 0 4 18 2004 7 1 2 2 0 0 0 0 0 0 2 4 18 2005 5 0 3 0 0 0 0 0 0 0 3 5 16 MEAN 4.1 2.5 3.4 1.7 0.2 0.0 0.0 0.0 0.0 0.0 1.0 4.5 17.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 28 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH PRECIPITATION EQUAL TO OR GREATER THAN 5 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 3 5 4 4 0 0 0 0 0 0 0 4 20 1996 5 8 8 4 2 0 0 0 0 0 2 4 33 1997 2 0 11 5 1 0 0 0 0 1 2 6 28 1998 6 6 8 2 0 0 0 0 0 1 0 2 25 1999 8 9 4 1 0 0 0 0 0 0 3 4 29 2000 8 3 1 0 0 0 0 0 0 0 2 8 22 2001 4 3 5 0 2 0 0 0 0 0 3 11 28 2002 5 3 5 6 1 0 0 0 0 0 4 8 32 2003 6 3 5 5 0 0 0 0 0 0 1 6 26 2004 9 3 2 7 0 0 1 0 0 0 3 4 29 2005 6 3 5 0 0 0 0 0 0 0 4 5 23 MEAN 5.6 4.2 5.3 3.1 0.5 0.0 0.1 0.0 0.0 0.2 2.2 5.6 26.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 29 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH PRECIPITATION EQUAL TO OR GREATER THAN 1 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 5 8 5 10 4 0 0 0 0 1 0 5 38 1996 8 10 13 7 4 0 0 0 0 1 4 5 52 1997 3 3 17 9 2 1 0 0 0 3 5 7 50 1998 10 8 11 6 1 1 1 0 0 2 1 5 46 1999 11 11 7 5 0 0 0 1 0 0 7 4 46 2000 10 4 2 1 1 0 0 0 0 3 6 13 40 2001 6 6 6 0 3 0 0 0 0 1 8 14 44 2002 8 6 7 8 1 0 1 1 0 0 8 9 49 2003 8 10 7 6 0 0 0 0 0 0 3 8 42 2004 13 3 4 11 1 0 1 0 0 1 8 8 50 2005 10 4 6 6 0 0 0 0 0 0 7 5 38 MEAN 8.4 6.6 7.7 6.3 1.5 0.2 0.3 0.2 0.0 1.1 5.2 7.5 45.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 30 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 5 8 6 11 5 0 0 0 0 1 0 5 41 1996 8 10 13 8 4 0 3 2 0 2 6 5 61 1997 3 4 17 12 5 1 0 0 0 4 10 10 66 1998 12 10 12 7 4 1 3 1 1 3 1 7 62 1999 16 11 11 8 0 0 0 1 0 2 9 5 63 2000 10 6 5 2 2 1 0 0 0 8 11 17 62 2001 9 7 6 1 5 0 0 0 1 3 8 17 57 2002 9 7 8 11 3 0 1 1 0 0 9 11 60 2003 9 12 11 10 2 0 0 0 0 0 3 11 58 2004 14 6 5 14 4 0 2 0 0 1 10 10 66 2005 11 8 11 7 4 0 1 0 0 0 9 6 57 MEAN 9.6 8.1 9.5 8.3 3.5 0.3 0.9 0.5 0.2 2.2 6.9 9.5 59.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 31 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH THUNDER STORM YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 0 1 0 1 0 0 0 0 0 1 0 0 3 1996 0 0 4 1 1 0 0 1 0 0 0 0 7 1997 1 0 3 5 2 0 0 0 0 2 0 2 15 1998 1 2 2 1 1 0 0 0 0 2 0 1 10 1999 0 0 2 0 0 0 0 0 0 0 1 0 3 2000 2 0 0 0 1 0 1 0 0 1 0 2 7 2001 1 1 2 0 2 0 0 0 0 0 3 7 16 2002 1 0 2 5 3 0 1 0 0 0 4 3 19 2003 1 1 3 5 1 0 0 0 0 0 0 2 13 2004 5 2 2 5 4 0 2 0 0 2 5 4 31 2005 4 0 1 3 3 0 1 0 0 0 6 0 18 MEAN 1.5 0.6 1.9 2.4 1.6 0.0 0.5 0.1 0.0 0.7 1.7 1.9 12.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 32 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH SNOW OR SLEET YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 0 3 0 0 0 0 0 0 0 0 0 1 4 1996 5 0 2 0 0 0 0 0 0 0 0 1 8 1997 2 0 1 0 0 0 0 0 0 0 0 3 6 1998 3 1 1 0 0 0 0 0 0 0 0 0 5 1999 6 2 1 0 0 0 0 0 0 0 0 1 10 2000 4 0 0 0 0 0 0 0 0 0 0 2 6 2001 4 3 1 0 0 0 0 0 0 0 0 0 8 2002 1 1 0 0 0 0 0 0 0 0 0 2 4 2003 8 0 2 0 0 0 0 0 0 0 0 1 11 2004 1 1 2 0 0 0 0 0 0 0 0 5 9 2005 6 5 0 0 0 0 0 0 0 0 0 1 12 MEAN 3.6 1.5 0.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.5 7.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 33 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH DUST YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 0 1 0 0 0 0 0 0 0 0 0 0 1 1996 0 0 0 0 0 1 0 3 1 2 0 0 7 1997 0 0 0 1 2 0 0 1 1 2 0 0 7 1998 0 0 1 0 0 0 1 0 0 0 0 0 2 1999 0 0 0 0 3 0 3 0 0 0 0 0 6 2000 0 0 1 5 2 2 6 2 5 1 0 0 24 2001 0 0 0 2 4 0 1 1 2 2 0 0 12 2002 0 0 0 0 2 0 1 0 0 1 0 0 4 2003 0 0 3 0 5 2 2 0 0 0 0 0 12 2004 0 0 0 0 0 0 0 0 1 0 0 0 1 2005 0 0 0 1 2 0 2 3 0 0 0 0 8 MEAN 0.0 0.1 0.5 0.8 1.8 0.5 1.5 0.9 0.9 0.7 0.0 0.0 7.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 34 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M PREVAILING WIND DIRECTION , SPEED (IN KNOTS) AND PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 4.9 7.7 7.0 6.7 8.0 6.4 6.7 5.5 5.4 5.0 7.4 3.7 6.2 PREVAIL. SPEED 12.3 12.9 27.1 30.7 13.5 34.0 26.5 33.5 32.0 32.3 19.3 4.5 23.2 PREVAIL. PERCENT 81.3 72.9 61.9 68.0 71.6 57.3 58.7 57.4 58.7 52.9 70.7 94.8 67.2 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1996 270 225 270 270 270 270 90 270 270 270 270 270 270 PREVAIL. DIRECT. 2.5 7.3 6.7 7.0 7.1 7.7 12.3 9.9 10.4 10.2 9.0 9.4 8.3 PREVAIL. SPEED 2.6 22.1 20.6 30.7 29.0 26.0 18.7 23.2 26.7 24.5 20.0 11.6 20.1 PREVAIL. PERCENT 97.4 57.9 51.6 54.0 56.8 64.0 33.5 37.4 48.0 58.1 68.7 81.3 59.1 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 1997 270 225 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 10.7 13.0 11.3 10.9 13.3 11.3 11.3 10.0 9.4 9.3 6.5 5.6 10.5 PREVAIL. SPEED 16.1 18.6 22.6 22.7 23.2 21.3 34.2 25.2 20.0 21.9 14.7 5.8 20.2 PREVAIL. PERCENT 58.1 54.3 56.1 51.3 56.1 53.3 54.2 60.6 60.0 60.0 64.0 83.2 59.3 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1998 270 270 270 270 270 90 315 315 270 270 270 225 270 PREVAIL. DIRECT. 7.0 7.9 7.5 8.1 8.1 8.4 6.1 5.9 7.2 6.1 4.9 8.0 7.1 PREVAIL. SPEED 11.6 12.9 10.3 12.0 19.4 8.0 16.8 9.7 14.7 9.7 6.0 5.8 10.6 PREVAIL. PERCENT 74.2 60.7 71.6 64.0 54.8 64.7 56.1 60.6 66.7 72.9 88.0 86.5 68.4 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1999 45 270 270 315 270 270 180 90 270 270 225 270 270 PREVAIL. DIRECT. 8.0 6.2 6.6 7.0 7.8 7.3 5.5 5.7 6.2 5.6 6.9 6.0 6.5 PREVAIL. SPEED 2.6 9.3 8.4 14.0 13.5 11.3 7.1 8.4 15.3 11.6 6.7 1.9 8.5 PREVAIL. PERCENT 87.7 77.9 70.3 67.3 72.3 74.7 64.5 61.3 67.3 76.1 82.0 94.8 74.7 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 2000 225 225 270 270 270 270 90 270 270 270 225 180 270 PREVAIL. DIRECT. 6.4 6.9 9.4 8.2 7.1 7.8 7.4 6.2 6.2 6.5 5.7 6.8 7.3 PREVAIL. SPEED 3.2 4.8 10.3 15.3 14.8 11.3 11.0 12.3 14.7 7.1 4.0 3.2 8.7 PREVAIL. PERCENT 91.6 85.5 71.6 70.0 72.3 68.7 60.6 65.2 74.7 83.9 92.7 91.0 77.3 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 2001 90 270 225 270 270 270 270 270 270 270 270 180 270 PREVAIL. DIRECT. 6.3 6.7 7.1 7.7 8.0 6.7 7.6 8.5 7.3 8.0 6.0 6.0 7.3 PREVAIL. SPEED 3.9 4.3 7.1 16.7 12.3 9.3 11.0 10.3 19.3 12.3 6.7 3.2 9.3 PREVAIL. PERCENT 91.0 88.6 83.9 74.0 74.2 81.3 70.3 74.2 69.3 78.7 84.7 89.7 79.9 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 2002 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 6.0 6.5 6.9 6.7 7.0 6.6 6.5 6.3 6.3 6.9 7.8 6.8 6.7 PREVAIL. SPEED 3.9 11.4 9.0 15.3 12.9 18.7 24.5 18.7 15.3 11.6 8.7 7.7 13.2 PREVAIL. PERCENT 89.7 77.9 75.5 69.3 74.8 59.3 55.5 70.3 76.7 80.6 82.0 83.2 74.6 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 2003 90 180 225 270 270 270 270 270 270 270 270 45 270 PREVAIL. DIRECT. 6.0 11.2 9.8 6.7 6.9 8.4 6.5 7.3 9.6 8.5 8.2 10.0 7.8 PREVAIL. SPEED 3.6 7.6 7.3 5.8 10.1 14.2 6.0 5.6 6.7 5.2 3.8 2.4 6.2 PREVAIL. PERCENT 89.1 75.9 79.0 85.8 81.9 76.3 89.9 88.7 87.5 87.5 92.1 92.7 85.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2004 225 225 270 270 225 270 270 270 270 270 225 270 270 PREVAIL. DIRECT. 6.6 9.6 7.8 8.2 10.2 7.1 7.1 7.2 6.9 9.0 9.9 8.0 7.8 PREVAIL. SPEED 4.0 8.2 7.7 9.2 9.7 11.7 7.3 9.3 7.5 8.5 4.6 2.0 6.8 PREVAIL. PERCENT 88.7 80.2 85.9 80.4 74.2 76.7 79.8 81.0 82.9 83.9 86.7 91.5 82.7 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 2005 90 225 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 7.8 10.0 9.1 9.5 9.2 7.6 6.6 7.5 7.6 8.6 7.1 6.3 8.0 PREVAIL. SPEED 3.6 10.3 13.7 11.3 13.3 13.3 9.3 10.5 8.8 8.9 6.3 3.2 9.3 PREVAIL. PERCENT 85.9 72.3 69.8 65.0 71.8 75.4 79.4 79.4 81.3 86.3 87.1 91.1 78.8 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1995-2005 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 7.2 7.6 8.0 7.9 8.3 7.6 7.9 7.5 7.5 7.7 7.5 6.8 7.7 PREVAIL. SPEED 5.1 9.3 12.6 15.3 15.0 15.8 13.4 13.9 15.2 13.1 8.1 3.6 11.7 PREVAIL. PERCENT MEAN 85.4 73.5 71.7 69.4 70.1 69.4 66.6 69.2 72.2 76.2 82.7 89.5 74.7 CALMS PERCENT MEAN 180.4 164.5 180.4 174.5 180.4 174.5 180.4 180.4 174.5 180.4 174.5 180.4 2125.3 WIND OBSER. NO. =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 35 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M VECTOR WIND DIRECTION , MAGNITUDE (IN KNOTS) AND WIND STEADINESES (%) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 253 233 270 268 258 281 281 278 251 252 254 259 263 VECTOR DIRECT. 0.8 1.4 2.5 2.0 1.6 2.3 1.8 1.8 2.1 1.8 1.9 0.2 1.6 WIND MAGNITUDE 88.9 60.9 92.6 95.2 69.6 85.2 60.0 75.0 75.0 62.1 90.5 100.0 72.7 STEADINESES(%) 1996 264 234 233 250 257 256 56 319 275 278 267 269 266 VECTOR DIRECT. 0.1 2.7 2.5 2.6 2.5 2.4 3.1 1.4 4.5 3.4 2.4 1.2 1.8 WIND MAGNITUDE 100.0 90.0 71.4 83.9 86.2 82.8 43.7 21.2 80.4 69.4 80.0 70.6 48.6 STEADINESES(%) 1997 239 250 266 261 272 277 270 269 281 281 257 203 268 VECTOR DIRECT. 1.3 3.9 3.4 3.9 4.0 3.6 4.6 2.8 3.2 3.2 0.8 0.1 2.8 WIND MAGNITUDE 29.5 72.2 66.7 63.9 72.7 64.3 86.8 75.7 88.9 88.9 32.0 10.0 65.1 STEADINESES(%) 1998 252 255 265 263 279 85 298 8 286 299 270 249 275 VECTOR DIRECT. 0.7 1.1 1.6 2.1 2.9 0.3 1.0 0.6 1.8 0.4 0.4 0.6 1.0 WIND MAGNITUDE 43.8 34.4 66.7 70.0 80.6 10.7 31.3 23.1 78.3 22.2 66.7 66.7 43.5 STEADINESES(%) 1999 137 273 232 273 269 280 238 206 280 279 259 280 266 VECTOR DIRECT. 0.1 0.8 0.8 2.0 1.5 1.5 1.0 0.4 1.6 1.0 0.9 0.1 0.9 WIND MAGNITUDE 11.1 57.1 38.1 80.0 75.0 83.3 47.6 16.7 76.2 83.3 75.0 33.3 52.9 STEADINESES(%) 2000 253 254 261 274 284 286 351 351 252 247 196 158 269 VECTOR DIRECT. 0.3 0.5 1.9 2.0 1.9 1.5 0.3 0.2 1.2 0.8 0.2 0.3 0.8 WIND MAGNITUDE 60.0 55.6 76.0 83.3 95.0 68.2 10.0 9.1 75.0 72.7 50.0 50.0 50.0 STEADINESES(%) 2001 99 222 238 250 245 280 248 263 255 258 237 155 248 VECTOR DIRECT. 0.4 0.6 0.7 1.9 1.0 0.4 0.6 0.8 1.9 1.3 0.5 0.3 0.8 WIND MAGNITUDE 66.7 75.0 70.0 86.4 43.5 28.6 26.1 42.1 82.6 81.2 45.5 42.9 53.3 STEADINESES(%) 2002 219 245 247 258 254 260 258 271 271 253 266 252 257 VECTOR DIRECT. 0.2 1.1 1.0 1.7 1.5 1.0 2.3 1.5 1.1 1.1 0.4 0.7 1.1 WIND MAGNITUDE 28.6 73.3 58.8 70.8 78.9 33.3 76.7 78.9 73.3 78.6 30.8 63.6 61.1 STEADINESES(%) 2003 168 218 228 251 260 252 253 266 269 241 247 74 240 VECTOR DIRECT. 0.4 1.7 1.4 0.6 0.6 1.7 0.6 0.4 0.9 0.9 0.3 0.3 0.7 WIND MAGNITUDE 44.4 77.3 77.8 60.0 46.2 85.0 85.7 50.0 81.8 90.0 50.0 50.0 58.3 STEADINESES(%) 2004 227 217 252 242 249 315 349 250 245 258 239 144 248 VECTOR DIRECT. 0.2 1.0 0.8 1.1 1.5 0.4 0.4 1.0 0.6 0.9 0.9 0.2 0.6 WIND MAGNITUDE 22.2 55.6 66.7 64.7 68.2 21.1 25.0 71.4 42.9 64.3 69.2 25.0 40.0 STEADINESES(%) 2005 180 231 242 236 254 275 280 256 248 264 236 251 248 VECTOR DIRECT. 0.2 1.8 1.8 1.8 1.6 1.2 0.5 0.9 1.2 1.0 0.5 0.2 1.0 WIND MAGNITUDE 18.2 72.0 64.3 58.1 69.6 63.2 33.3 56.3 80.0 83.3 50.0 33.3 55.6 STEADINESES(%) 1995-2005 229 239 252 258 265 273 281 276 269 267 255 242 261 VECTOR DIRECT. 0.3 1.5 1.6 1.9 1.8 1.4 0.9 0.9 1.8 1.4 0.8 0.2 1.2 WIND MAGNITUDE 27.3 65.2 66.7 70.4 69.2 53.8 30.0 36.0 75.0 70.0 57.1 25.0 57.1 STEADINESES(%) =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 36 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF WIND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 0.9 2.3 2.7 2.1 2.3 2.7 3.0 2.4 2.8 2.9 2.1 0.2 2.2 1996 0.1 3.0 3.5 3.1 2.9 2.9 7.1 6.6 5.6 4.9 3.0 1.7 3.7 1997 4.4 5.4 5.1 6.1 5.5 5.6 5.3 3.7 3.6 3.6 2.5 1.0 4.3 1998 1.6 3.2 2.4 3.0 3.6 2.8 3.2 2.6 2.3 1.8 0.6 0.9 2.3 1999 0.9 1.4 2.1 2.5 2.0 1.8 2.1 2.4 2.1 1.2 1.2 0.3 1.7 2000 0.5 0.9 2.5 2.4 2.0 2.2 3.0 2.2 1.6 1.1 0.4 0.6 1.6 2001 0.6 0.8 1.0 2.2 2.3 1.4 2.3 1.9 2.3 1.6 1.1 0.7 1.5 2002 0.7 1.5 1.7 2.4 1.9 3.0 3.0 1.9 1.5 1.4 1.3 1.1 1.8 2003 0.9 2.2 1.8 1.0 1.3 2.0 0.7 0.8 1.1 1.0 0.6 0.6 1.2 2004 0.9 1.8 1.2 1.7 2.2 1.9 1.6 1.4 1.4 1.4 1.3 0.8 1.5 2005 1.1 2.5 2.8 3.1 2.3 1.9 1.5 1.6 1.5 1.2 1.0 0.6 1.8 MEAN 1.1 2.3 2.4 2.7 2.6 2.6 3.0 2.5 2.4 2.0 1.4 0.8 2.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 37 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M FASTEST WIND DIRECTION AND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 140 180 240 280 280 270 240 250 240 90 260 270 240 DIRECTION 10 17 16 16 17 17 19 16 29 29 16 8 29 SPEED 14 8 10 3 26 22 7 22 21 21 8 14 DAY 1996 260 210 120 250 260 230 90 90 280 210 210 280 210 DIRECTION 4 23 25 17 17 19 23 27 27 29 19 17 29 SPEED 6 6 24 10 6 27 4 21 8 15 8 14 DAY 1997 240 240 250 30 270 270 240 250 260 280 130 300 30 DIRECTION 21 25 19 27 27 21 19 21 19 17 14 14 27 SPEED 28 22 3 25 23 17 4 6 26 2 5 9 DAY 1998 260 100 220 230 200 150 100 310 300 80 270 270 100 DIRECTION 14 27 19 19 17 19 23 14 17 14 10 12 27 SPEED 6 23 29 5 14 20 14 5 23 13 16 3 DAY 1999 310 320 220 220 250 300 210 290 300 280 210 250 220 DIRECTION 14 14 14 27 23 14 14 14 17 10 17 8 27 SPEED 21 6 22 5 14 14 26 18 21 20 8 10 DAY 2000 310 120 230 250 260 270 50 80 250 270 200 120 260 DIRECTION 10 14 23 19 27 17 19 12 16 17 12 14 27 SPEED 5 3 24 10 1 1 31 2 20 17 2 10 DAY 2001 60 90 230 170 180 80 250 180 210 200 250 90 90 DIRECTION 10 27 16 19 16 14 17 16 17 16 14 14 27 SPEED 9 11 8 9 2 12 8 8 10 22 17 8 DAY 2002 90 280 210 220 230 250 290 240 190 200 270 270 230 DIRECTION 12 10 16 17 19 14 14 14 14 17 12 14 19 SPEED 11 3 28 19 4 5 3 8 11 20 14 19 DAY 2003 180 200 220 250 300 200 260 280 320 40 240 70 200 DIRECTION 17 23 16 14 19 19 14 16 17 16 14 16 23 SPEED 28 20 11 28 27 2 26 7 18 15 11 12 DAY 2004 210 240 220 180 210 60 50 180 210 300 210 60 180 DIRECTION 19 21 19 25 21 19 17 17 21 19 23 21 25 SPEED 23 14 12 17 16 13 7 17 17 17 23 28 DAY 2005 180 300 220 280 300 260 240 250 220 270 180 200 280 DIRECTION 17 19 19 25 21 12 14 12 17 14 14 12 25 SPEED 3 5 23 7 6 1 19 3 28 9 5 26 DAY 1995-2005 240 100 120 30 270 270 90 90 240 90 210 60 240 DIRECTION 21 27 25 27 27 21 23 27 29 29 23 21 29 SPEED 97-28 98-23 96-24 97-25 97-23 97-17 96- 4 96-21 95-21 95-21 4-23 4-28 95 YEAR-DAY =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 38 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF CLEAR DAYS (0-2)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 19 11 16 11 15 29 28 29 28 26 21 12 245 1996 15 11 11 16 17 26 21 24 27 27 17 13 225 1997 12 21 9 8 18 21 28 30 30 17 18 13 225 1998 15 9 8 18 22 27 20 25 29 27 22 16 238 1999 11 13 12 11 29 30 28 21 30 28 19 20 252 2000 15 19 21 18 26 29 29 27 29 24 14 14 265 2001 19 16 20 19 23 30 29 28 30 24 21 11 270 2002 17 16 18 10 22 29 29 28 28 25 17 13 252 2003 18 13 14 10 20 27 30 31 30 27 19 13 252 2004 10 16 15 8 20 25 17 28 28 27 15 15 224 2005 16 10 10 15 22 30 22 28 30 30 17 19 249 MEAN 15.2 14.1 14.0 13.1 21.3 27.5 25.5 27.2 29.0 25.6 18.2 14.5 245.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 39 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF PARTLY CLOUDY DAYS (3-6)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 7 10 9 13 14 1 3 2 2 5 9 12 87 1996 8 11 12 8 11 4 10 6 1 4 9 17 101 1997 13 5 11 17 12 9 3 1 0 13 6 13 103 1998 11 14 12 9 9 3 11 6 1 4 7 11 98 1999 12 7 7 12 2 0 3 9 0 3 8 8 71 2000 8 4 5 11 3 1 2 4 1 5 11 9 64 2001 7 7 8 7 5 0 2 3 0 7 6 8 60 2002 7 9 7 14 8 1 2 3 2 6 11 13 83 2003 3 11 10 11 10 2 1 0 0 4 9 14 75 2004 11 8 12 13 9 4 13 3 2 4 10 10 99 2005 7 11 10 9 9 0 9 3 0 1 11 7 77 MEAN 8.5 8.8 9.4 11.3 8.4 2.3 5.4 3.6 0.8 5.1 8.8 11.1 83.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 40 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF CLOUDY DAYS (7-8)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 5 7 6 6 2 0 0 0 0 0 0 7 33 1996 8 7 8 6 3 0 0 1 2 0 4 1 40 1997 6 2 11 5 1 0 0 0 0 1 6 5 37 1998 5 5 11 3 0 0 0 0 0 0 1 4 29 1999 8 8 12 7 0 0 0 1 0 0 3 3 42 2000 8 6 5 1 2 0 0 0 0 2 5 8 37 2001 5 5 3 4 3 0 0 0 0 0 3 12 35 2002 7 3 6 6 1 0 0 0 0 0 2 5 30 2003 10 4 7 9 1 1 0 0 0 0 2 4 38 2004 10 5 4 9 2 1 1 0 0 0 5 6 43 2005 8 7 11 6 0 0 0 0 0 0 2 5 39 MEAN 7.3 5.4 7.6 5.6 1.4 0.2 0.1 0.2 0.2 0.3 3.0 5.5 36.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 41 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M NO. OF DAYS WITH VISIBILITY LESS THAN OR EQUAL 2 KM YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 0 1 0 2 0 0 0 0 0 0 0 2 5 1996 4 0 1 0 1 0 0 0 0 0 0 0 6 1997 0 0 1 0 0 0 0 0 0 0 0 3 4 1998 3 0 0 0 0 0 0 0 0 0 0 0 3 1999 6 2 1 0 0 0 0 0 0 0 2 2 13 2000 7 0 0 1 0 0 2 0 0 0 2 4 16 2001 3 2 2 0 0 0 0 0 0 0 2 1 10 2002 3 0 0 1 0 0 0 0 0 0 3 3 10 2003 3 2 1 2 0 0 0 0 0 0 1 3 12 2004 2 0 2 0 0 0 0 0 0 0 2 6 12 2005 5 3 0 0 2 0 1 2 0 0 4 0 17 MEAN 3.3 0.9 0.7 0.5 0.3 0.0 0.3 0.2 0.0 0.0 1.5 2.2 9.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 42 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MONTHLY TOTAL OF SUNSHINE HOURS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 225.3 188.1 235.2 ***** ***** ***** 323.5 363.0 327.0 304.8 264.9 177.3 ****** 1996 171.5 178.6 191.2 268.7 316.1 368.7 337.2 342.2 310.2 309.7 210.2 227.8 3232.1 1997 199.5 250.2 194.9 241.9 315.2 335.8 361.8 352.7 332.3 254.3 193.2 185.0 3216.8 1998 201.8 194.9 197.2 272.3 344.8 350.3 336.6 341.1 313.8 294.2 258.0 226.5 3331.5 1999 153.9 180.8 205.3 246.9 362.3 377.9 356.4 307.2 324.1 284.8 227.1 234.3 3261.0 2000 191.0 227.3 260.8 248.0 351.5 353.7 344.4 331.6 311.8 277.6 199.5 181.1 3278.3 2001 209.8 229.6 276.6 292.8 326.6 367.2 371.3 354.6 323.8 293.9 235.8 145.4 3427.4 2002 211.6 214.8 253.8 213.0 333.8 366.6 374.1 362.1 319.2 287.6 217.6 194.5 3348.7 2003 190.4 203.4 195.0 211.5 299.6 351.0 355.4 360.7 328.1 299.4 242.0 192.4 3228.9 2004 164.8 223.2 249.5 205.9 322.9 338.7 322.8 351.4 318.3 303.9 206.9 194.1 3202.4 2005 207.3 196.5 241.2 268.2 324.5 372.8 335.2 343.9 331.6 310.3 227.1 212.8 3371.4 MEAN 193.4 207.9 227.3 246.9 329.7 358.3 347.2 346.4 321.8 292.8 225.7 197.4 3294.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 43 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 840.0 840.2 840.2 840.9 836.9 832.8 836.3 839.9 843.4 843.7 843.4 ****** 1996 842.2 840.6 838.4 841.1 841.0 836.7 836.1 836.8 838.6 842.5 843.8 844.4 840.2 1997 841.0 840.6 837.9 839.2 840.2 836.5 832.9 835.5 840.5 843.5 842.4 842.0 839.3 1998 839.9 840.0 839.7 840.2 839.9 837.7 834.4 837.0 839.1 842.5 844.2 845.2 840.0 1999 840.9 841.0 838.3 840.2 838.8 836.7 833.4 836.5 838.1 842.5 842.6 844.7 839.5 2000 840.0 840.3 839.6 840.5 838.7 835.3 835.1 836.3 838.4 842.5 842.9 842.5 839.3 2001 841.5 840.3 840.0 840.3 838.2 834.3 833.8 837.3 839.8 842.4 843.1 844.1 839.6 2002 841.3 841.9 840.2 839.0 838.7 836.2 835.6 835.4 840.2 843.0 843.4 841.6 839.7 2003 841.9 838.8 839.3 840.6 840.0 835.9 833.3 836.2 839.1 843.1 843.3 843.5 839.6 2004 839.7 841.9 841.9 839.4 838.3 836.2 835.6 835.7 840.2 844.3 843.2 841.7 839.8 2005 840.8 838.7 839.8 841.2 839.1 835.9 834.7 835.6 838.7 843.7 843.1 843.6 839.6 MEAN 840.9 840.4 839.6 840.2 839.4 836.2 834.3 836.3 839.3 843.0 843.2 843.3 839.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 44 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 845.6 846.0 845.7 845.6 843.5 837.6 840.8 845.2 849.6 848.9 847.3 ****** DAY-HOUR **-** 1- 6 3- 6 11- 6 27- 6 2-15 4- 3 25- 6 13- 6 25- 6 15- 6 23- 6 1996 848.8 847.8 844.4 846.2 846.0 842.0 841.7 842.0 845.5 847.3 849.9 849.5 849.9 DAY-HOUR 26- 6 8- 6 29- 3 8- 6 17- 6 3- 6 4- 6 31- 6 25- 6 13- 6 16- 6 28- 6 1997 846.6 845.8 846.2 844.3 844.0 841.5 836.3 839.4 845.6 847.5 848.5 847.0 848.5 DAY-HOUR 19- 6 17- 6 11- 6 13- 6 12- 6 8- 3 26- 3 10- 6 19- 6 9- 6 5- 6 23- 6 1998 847.0 848.0 845.5 848.9 846.5 842.7 840.1 842.1 844.2 847.8 849.3 851.4 851.4 DAY-HOUR 4- 6 23- 6 28- 6 12- 6 8- 6 6- 3 22- 6 29- 6 26- 6 25- 6 21- 6 10- 6 1999 845.9 846.1 844.0 844.7 844.9 842.4 837.1 842.2 844.3 846.5 847.8 849.5 849.5 DAY-HOUR 11- 6 12- 6 31- 6 25- 6 28- 6 2- 3 8- 6 20- 6 30- 6 27- 6 15- 9 6- 6 2000 848.1 846.4 844.0 843.9 842.8 839.3 841.9 841.3 844.3 846.6 848.5 848.6 848.6 DAY-HOUR 31- 6 11- 6 21- 6 2- 6 6- 6 4- 6 30- 6 23- 6 29- 6 31- 6 17- 6 17- 6 2001 847.0 846.0 847.6 847.2 842.3 840.3 839.8 841.4 845.8 846.7 848.2 850.1 850.1 DAY-HOUR 14- 6 28- 6 2- 6 1- 6 16- 6 2- 6 29- 6 15- 6 23- 6 10- 6 14- 6 9- 6 2002 848.2 849.8 849.9 846.1 843.2 840.6 839.5 840.8 845.6 847.7 848.4 849.1 849.9 DAY-HOUR 25- 6 6- 6 11- 6 1- 6 10- 9 4- 3 30-15 29- 6 21- 6 11- 6 18- 6 30- 6 2003 849.8 846.0 846.2 847.9 844.0 842.5 839.0 840.1 844.4 847.6 851.6 848.2 851.6 DAY-HOUR 12- 6 6- 6 3- 6 8- 6 10-18 1-18 3- 6 12- 3 27- 6 15- 6 25- 6 14- 6 2004 845.9 848.6 848.1 843.6 844.1 841.4 840.5 840.0 846.3 848.3 847.9 850.1 850.1 DAY-HOUR 12- 6 10- 6 9- 6 7- 6 18- 3 1- 3 18- 6 29- 6 26- 6 15- 6 29- 6 4- 6 2005 847.4 844.4 844.7 846.8 843.0 841.6 839.0 839.9 842.6 848.9 848.9 848.1 848.9 DAY-HOUR 1- 6 15- 6 10- 9 20- 6 10- 6 6- 6 19-18 29- 6 26- 6 11- 6 23- 6 7- 6 1995-2005 849.8 849.8 849.9 848.9 846.5 843.5 841.9 842.2 846.3 849.6 851.6 851.4 851.6 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 95- 2 0-30 99-20 4-26 95-25 3-25 98-10 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 45 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 833.4 834.2 834.6 835.5 833.6 828.8 831.8 834.5 838.4 837.9 838.0 ****** DAY-HOUR **-** 23- 9 14-12 24-15 15-12 18-12 17-12 8-15 4-15 15-12 6-12 12- 9 1996 831.2 832.0 833.0 836.8 836.8 832.0 831.2 832.3 833.2 836.1 839.0 840.2 831.2 DAY-HOUR 12-12 5- 3 7-12 4-12 29-12 19-12 6-12 7-12 20-12 5-12 1-12 15- 3 1997 831.1 836.3 828.6 834.0 835.3 829.0 828.2 831.0 836.4 839.4 838.5 835.3 828.2 DAY-HOUR 17-12 10-12 29- 9 5-12 5-12 30-12 16-12 5-12 2-12 23-12 19-12 10- 9 1998 828.6 832.6 830.0 834.4 833.8 831.1 829.5 833.4 834.7 837.2 839.8 839.9 828.6 DAY-HOUR 13- 3 12-12 1-12 23- 3 30-12 30-15 7-12 22-12 3-12 4-12 1-12 21-12 1999 833.7 830.5 829.2 834.5 833.5 829.7 828.8 831.0 833.7 837.9 837.7 839.4 828.8 DAY-HOUR 18-12 6- 3 2- 3 8-12 20-12 24-12 12-12 14-12 16-12 8-12 11-12 15-12 2000 833.5 830.9 835.7 837.8 835.0 831.5 828.8 831.5 831.0 837.6 837.0 834.3 828.8 DAY-HOUR 17-12 7- 3 2- 3 7-12 27-12 6-12 9-15 30-12 2-12 1-12 6-12 15- 3 2001 835.1 832.0 828.5 835.3 832.4 828.8 829.8 833.1 835.2 837.6 834.1 835.3 828.5 DAY-HOUR 27- 3 21-12 25-12 9-12 26-12 11-15 12-12 24-12 2-15 3-12 18-12 5-12 2002 833.3 836.3 831.5 829.7 834.7 832.1 831.5 831.4 835.1 839.2 838.7 832.8 829.7 DAY-HOUR 21-12 25- 3 28-12 3- 9 4-12 21-12 22-12 6-12 18-12 14-12 6-15 21-15 2003 829.0 831.4 828.8 834.2 834.1 829.1 829.0 833.2 833.6 838.3 838.2 835.0 828.8 DAY-HOUR 28-12 19- 3 26-12 21- 0 29- 0 30-12 25-12 1-12 7-12 6-12 14-12 6-12 2004 833.3 834.9 834.1 830.3 830.3 830.1 831.4 830.9 834.1 839.4 836.5 834.8 830.1 DAY-HOUR 27- 0 15-12 31-21 17- 3 13-12 18-12 10-15 3-12 12-12 3-12 23-12 16-12 2005 829.5 833.4 832.1 834.8 832.4 830.0 828.8 829.8 834.2 837.5 837.4 836.7 828.8 DAY-HOUR 23- 0 9- 0 24- 0 29-12 5-15 19-12 5-12 7-15 5-12 4-12 8-18 25-21 1995-2005 828.6 830.5 828.5 829.7 830.3 828.8 828.2 829.8 831.0 836.1 834.1 832.8 828.2 YEAR-DAY 98-13 99- 6 1-25 2- 3 4-13 1-11 97-16 5- 7 0- 2 96- 5 1-18 2-21 97-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 46 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1016.2 1016.4 1016.3 1017.2 1012.6 1007.7 1011.8 1016.0 1020.1 1020.5 1020.1 ****** 1996 1018.7 1016.8 1014.2 1017.5 1017.3 1012.2 1011.6 1012.4 1014.5 1019.0 1020.6 1021.3 1016.3 1997 1017.3 1016.8 1013.7 1015.2 1016.3 1012.0 1007.8 1010.9 1016.7 1020.2 1019.0 1018.5 1015.4 1998 1016.0 1016.1 1015.8 1016.4 1016.0 1013.4 1009.6 1012.7 1015.1 1019.0 1021.1 1022.2 1016.1 1999 1017.2 1017.2 1014.1 1016.3 1014.7 1012.3 1008.4 1012.0 1013.9 1019.0 1019.1 1021.6 1015.5 2000 1016.1 1016.5 1015.7 1016.8 1014.6 1010.6 1010.4 1011.8 1014.2 1019.1 1019.5 1019.0 1015.4 2001 1017.9 1016.4 1016.2 1016.5 1014.0 1009.5 1008.9 1013.0 1015.9 1019.0 1019.7 1020.9 1015.7 2002 1017.6 1018.4 1016.4 1015.0 1014.7 1011.7 1011.1 1010.8 1016.3 1019.6 1020.1 1018.0 1015.8 2003 1018.4 1014.8 1015.3 1016.8 1016.2 1011.4 1008.3 1011.7 1015.1 1019.8 1020.0 1020.2 1015.7 2004 1015.8 1018.3 1018.4 1015.5 1014.2 1011.7 1011.0 1011.1 1016.4 1021.1 1019.8 1018.1 1015.9 2005 1017.0 1014.6 1015.9 1017.6 1015.1 1011.4 1009.9 1011.0 1014.6 1020.4 1019.7 1020.3 1015.6 MEAN 1017.2 1016.6 1015.6 1016.3 1015.5 1011.7 1009.5 1011.8 1015.3 1019.7 1019.9 1020.0 1015.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 47 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1022.7 1023.1 1022.8 1022.7 1020.2 1013.3 1017.1 1022.2 1027.3 1026.5 1024.7 ****** DAY-HOUR **-** 1- 6 3- 6 11- 6 27- 6 2-15 4- 3 25- 6 13- 6 25- 6 15- 6 23- 6 1996 1026.4 1025.2 1021.3 1023.4 1023.1 1018.5 1018.1 1018.5 1022.6 1024.7 1027.7 1027.2 1027.7 DAY-HOUR 26- 6 8- 6 29- 3 8- 6 17- 6 3- 6 4- 6 31- 6 25- 6 13- 6 16- 6 28- 6 1997 1023.8 1022.9 1023.4 1021.2 1020.8 1017.9 1011.8 1015.4 1022.7 1024.9 1026.1 1024.3 1026.1 DAY-HOUR 19- 6 17- 6 11- 6 13- 6 12- 6 8- 3 26- 3 10- 6 19- 6 9- 6 5- 6 23- 6 1998 1024.3 1025.5 1022.6 1026.5 1023.7 1019.3 1016.2 1018.6 1021.0 1025.2 1027.0 1029.4 1029.4 DAY-HOUR 4- 6 23- 6 28- 6 12- 6 8- 6 6- 3 22- 6 29- 6 26- 6 25- 6 21- 6 10- 6 1999 1023.0 1023.3 1020.8 1021.6 1021.9 1018.9 1012.8 1018.7 1021.2 1023.7 1025.2 1027.2 1027.2 DAY-HOUR 11- 6 12- 6 31- 6 25- 6 28- 6 2- 3 8- 6 20- 6 30- 6 27- 6 15- 9 6- 6 2000 1025.6 1023.6 1020.8 1020.7 1019.4 1015.3 1018.4 1017.7 1021.2 1023.8 1026.1 1026.2 1026.2 DAY-HOUR 31- 6 11- 6 21- 6 2- 6 6- 6 4- 6 30- 6 23- 6 29- 6 31- 6 17- 6 17- 6 2001 1024.3 1023.1 1025.0 1024.5 1018.8 1016.5 1015.9 1017.8 1022.9 1024.0 1025.7 1027.9 1027.9 DAY-HOUR 14- 6 28- 6 2- 6 1- 6 16- 6 2- 6 29- 6 15- 6 23- 6 10- 6 14- 6 9- 6 2002 1025.7 1027.6 1027.7 1023.3 1019.9 1016.8 1015.6 1017.1 1022.7 1025.1 1025.9 1026.8 1027.7 DAY-HOUR 25- 6 6- 6 11- 6 1- 6 10- 9 4- 3 30-15 29- 6 21- 6 11- 6 18- 6 30- 6 2003 1027.6 1023.1 1023.4 1025.4 1020.8 1019.1 1015.0 1016.2 1021.3 1025.0 1029.7 1025.7 1029.7 DAY-HOUR 12- 6 6- 6 3- 6 8- 6 10-18 1-18 3- 6 12- 3 27- 6 15- 6 25- 6 14- 6 2004 1023.0 1026.2 1025.6 1020.3 1020.9 1017.8 1016.7 1016.1 1023.5 1025.8 1025.4 1027.9 1027.9 DAY-HOUR 12- 6 10- 6 9- 6 7- 6 18- 3 1- 3 18- 6 29- 6 26- 6 15- 6 29- 6 4- 6 2005 1024.8 1021.3 1021.6 1024.1 1019.6 1018.0 1015.0 1016.0 1019.2 1026.5 1026.5 1025.6 1026.5 DAY-HOUR 1- 6 15- 6 10- 9 20- 6 10- 6 6- 6 19-18 29- 6 26- 6 11- 6 23- 6 7- 6 1995-2005 1027.6 1027.6 1027.7 1026.5 1023.7 1020.2 1018.4 1018.7 1023.5 1027.3 1029.7 1029.4 1029.7 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 95- 2 0-30 99-20 4-26 95-25 3-25 98-10 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 48 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1008.4 1009.4 1009.8 1010.9 1008.7 1003.1 1006.6 1009.7 1014.3 1013.7 1013.8 ****** DAY-HOUR **-** 23- 9 14-12 24-15 15-12 18-12 17-12 8-15 4-15 15-12 6-12 12- 9 1996 1005.9 1006.8 1008.0 1012.4 1012.4 1006.8 1005.9 1007.1 1008.2 1011.6 1015.0 1016.4 1005.9 DAY-HOUR 12-12 5- 3 7-12 4-12 29-12 19-12 6-12 7-12 20-12 5-12 1-12 15- 3 1997 1005.7 1011.8 1002.8 1009.1 1010.7 1003.3 1002.4 1005.6 1011.9 1015.4 1014.4 1010.7 1002.4 DAY-HOUR 17-12 10-12 29- 9 5-12 5-12 30-12 16-12 5-12 2-12 23-12 19-12 10- 9 1998 1002.8 1007.5 1004.5 1009.6 1008.9 1005.7 1003.9 1008.4 1009.9 1012.9 1015.9 1016.0 1002.8 DAY-HOUR 13- 3 12-12 1-12 23- 3 30-12 30-15 7-12 22-12 3-12 4-12 1-12 21-12 1999 1008.8 1005.0 1003.5 1009.7 1008.6 1004.1 1003.1 1005.6 1008.8 1013.7 1013.5 1015.4 1003.1 DAY-HOUR 18-12 6- 3 2- 3 8-12 20-12 24-12 12-12 14-12 16-12 8-12 11-12 15-12 2000 1008.6 1005.5 1011.1 1013.6 1010.3 1006.2 1003.1 1006.2 1005.6 1013.3 1012.6 1009.5 1003.1 DAY-HOUR 17-12 7- 3 2- 3 7-12 27-12 6-12 9-15 30-12 2-12 1-12 6-12 15- 3 2001 1010.4 1006.8 1002.7 1010.7 1007.3 1003.1 1004.2 1008.1 1010.5 1013.3 1009.2 1010.7 1002.7 DAY-HOUR 27- 3 21-12 25-12 9-12 26-12 11-15 12-12 24-12 2-15 3-12 18-12 5-12 2002 1008.3 1011.8 1006.2 1004.1 1009.9 1006.9 1006.2 1006.1 1010.4 1015.2 1014.6 1007.7 1004.1 DAY-HOUR 21-12 25- 3 28-12 3- 9 4-12 21-12 22-12 6-12 18-12 14-12 6-15 21-15 2003 1003.3 1006.1 1003.1 1009.4 1009.2 1003.4 1003.3 1008.2 1008.7 1014.2 1014.0 1010.3 1003.1 DAY-HOUR 28-12 19- 3 26-12 21- 0 29- 0 30-12 25-12 1-12 7-12 6-12 14-12 6-12 2004 1008.3 1010.2 1009.2 1004.8 1004.8 1004.6 1006.1 1005.5 1009.2 1015.4 1012.1 1010.1 1004.6 DAY-HOUR 27- 0 15-12 31-21 17- 3 13-12 18-12 10-15 3-12 12-12 3-12 23-12 16-12 2005 1003.9 1008.4 1006.9 1010.1 1007.3 1004.5 1003.1 1004.2 1009.4 1013.2 1013.1 1012.3 1003.1 DAY-HOUR 23- 0 9- 0 24- 0 29-12 5-15 19-12 5-12 7-15 5-12 4-12 8-18 25-21 1995-2005 1002.8 1005.0 1002.7 1004.1 1004.8 1003.1 1002.4 1004.2 1005.6 1011.6 1009.2 1007.7 1002.4 YEAR-DAY 98-13 99- 6 1-25 2- 3 4-13 1-11 97-16 5- 7 0- 2 96- 5 1-18 2-21 97-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 49 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** 1002.0 995.1 998.4 1008.3 1014.5 1018.7 1022.3 ****** 1998 1021.2 1018.3 1015.3 1012.0 1008.2 1001.9 996.4 999.9 1005.1 1013.1 1019.2 1022.1 1011.1 1999 1020.7 1018.8 1014.1 1011.7 1006.6 1001.4 995.5 999.2 1004.4 1013.5 1018.0 1023.7 1010.6 2000 1019.8 1019.4 1015.6 1011.3 1006.7 999.8 997.4 999.3 1005.3 1014.1 1019.4 1021.6 1010.8 2001 1021.9 1018.9 1015.1 1012.0 1006.1 997.8 995.9 1000.4 1006.8 1012.7 1019.3 1022.0 1010.7 2002 1020.8 1020.2 1015.0 1011.6 1007.3 999.8 995.0 994.8 1002.2 1009.3 1015.0 1016.1 1008.9 2003 1017.8 1011.6 1010.8 1008.1 1005.2 996.7 991.6 994.8 1001.3 1009.3 1015.0 1017.5 1006.6 2004 1013.6 1015.1 1011.9 1008.0 1003.0 996.6 994.5 994.8 1002.5 1011.0 1013.9 1017.7 1006.9 2005 1016.6 1012.5 1010.6 1008.4 1003.7 996.6 992.8 994.3 1001.1 1010.6 1014.3 1016.8 1006.5 MEAN 1019.0 1016.8 1013.6 1010.4 1005.9 999.2 994.9 997.3 1004.1 1012.0 1017.0 1020.0 1009.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 50 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1997 ****** ****** ****** ****** ****** 1010.4 1000.9 1005.9 1015.9 1021.5 1026.1 1035.2 ****** DAY-HOUR **-** **-** **-** **-** **-** 8- 3 26- 3 31- 3 30- 3 28- 3 5- 6 23- 6 1998 1034.7 1030.1 1029.3 1022.3 1014.9 1008.9 1003.7 1006.4 1012.0 1022.4 1027.1 1031.1 1034.7 DAY-HOUR 14- 3 24- 3 5- 3 12- 3 3- 3 20- 6 22- 3 29- 3 26- 3 29- 3 21- 3 9- 3 1999 1028.7 1026.3 1021.4 1017.5 1015.1 1007.6 1000.6 1007.9 1013.2 1019.9 1026.6 1030.7 1030.7 DAY-HOUR 11- 6 7- 6 18- 6 23- 3 1- 3 2- 3 1- 3 19- 3 30- 3 28- 3 14- 3 6- 3 2000 1033.1 1029.0 1023.7 1019.7 1014.2 1005.0 1006.8 1005.8 1012.9 1021.3 1027.2 1032.1 1033.1 DAY-HOUR 30-15 11- 3 3- 6 2- 3 3- 3 16- 3 31- 3 21- 3 29- 3 29- 3 29- 3 17- 6 2001 1030.0 1026.9 1025.3 1020.7 1014.3 1006.0 1004.0 1005.1 1016.2 1018.7 1028.5 1031.2 1031.2 DAY-HOUR 29- 6 13- 6 1- 6 1- 6 13- 6 1- 3 28- 3 15- 6 23- 3 28-15 20- 6 18- 6 2002 1031.8 1031.3 1026.6 1022.0 1013.9 1009.0 1002.6 1003.3 1009.8 1016.2 1025.3 1028.0 1031.8 DAY-HOUR 26- 6 2- 6 12- 6 1- 3 10-12 4- 3 31- 3 30- 3 21- 3 27- 3 21- 3 30- 6 2003 1027.5 1023.5 1023.3 1014.9 1012.1 1006.1 999.9 1000.9 1010.4 1015.7 1027.8 1026.6 1027.8 DAY-HOUR 7- 6 6- 6 2- 6 3- 6 10-12 1-15 3- 6 30- 3 27- 3 15- 3 25- 6 14- 6 2004 1023.8 1025.7 1021.2 1014.7 1011.8 1005.7 999.3 1001.9 1012.2 1018.6 1025.7 1030.6 1030.6 DAY-HOUR 1- 3 9- 3 23- 6 7- 6 18- 3 1- 3 18- 3 30- 3 27- 3 27- 3 29- 6 30- 3 2005 1024.9 1023.0 1016.5 1015.3 1009.0 1005.2 997.3 1000.3 1007.8 1017.8 1021.8 1025.2 1025.2 DAY-HOUR 13- 6 15- 6 29- 3 20- 6 10- 6 4- 6 28- 3 27- 3 30-18 31- 3 23- 6 28- 6 1995-2005 1034.7 1031.3 1029.3 1022.3 1015.1 1010.4 1006.8 1007.9 1016.2 1022.4 1028.5 1035.2 1035.2 YEAR-DAY 98-14 2- 2 98- 5 98-12 99- 1 97- 8 0-31 99-19 1-23 98-29 1-20 97-23 97-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 51 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1997 ****** ****** ****** ****** ****** 989.8 988.4 992.1 1001.7 1008.1 1013.3 1010.2 ****** DAY-HOUR **-** **-** **-** **-** **-** 29-12 16-12 5-12 2-12 6- 9 19- 9 10- 9 1998 1009.0 1007.2 1003.7 1003.7 1000.9 991.0 990.0 995.2 996.3 1004.0 1012.5 1012.7 990.0 DAY-HOUR 13- 6 8-12 1-12 21- 9 30-12 30-15 7-12 4-12 3-12 1-12 1-12 31-12 1999 1011.5 1008.1 1004.5 1002.0 1000.6 992.9 988.6 991.5 997.4 1004.7 1010.2 1014.6 988.6 DAY-HOUR 9- 9 20-15 2-12 8-12 20-12 24-12 12-12 14-12 10-12 8-12 11-12 15- 9 2000 1011.9 1006.2 1006.9 1005.2 1000.4 994.8 986.9 993.1 996.2 1005.1 1011.1 1011.2 986.9 DAY-HOUR 17-12 7- 3 24-15 18-12 29-12 6-12 10-12 11-12 2-12 1-12 6-12 11- 3 2001 1013.5 1008.0 1001.5 1005.2 997.9 991.9 990.5 995.0 999.5 1003.2 1007.9 1009.9 990.5 DAY-HOUR 3-12 21-12 25-12 9-12 28-12 16-12 12-12 24-12 5-12 3-12 18-12 5-12 2002 1010.7 1008.3 1003.5 999.3 999.4 992.4 988.5 989.3 995.8 1002.8 1006.2 1003.8 988.5 DAY-HOUR 21-12 25- 3 28-12 3-12 21- 9 17-12 22-12 7-12 18-12 14-12 12-12 21-15 2003 1000.8 1001.4 997.1 996.5 995.7 987.9 986.5 990.3 992.9 1003.0 1007.4 1005.4 986.5 DAY-HOUR 28-12 19-12 26-12 21- 0 29- 0 30- 9 25-12 31-12 5-12 7-12 9- 9 6-12 2004 1004.0 1000.3 999.2 996.2 994.0 988.0 989.8 988.7 993.5 1003.5 1003.8 1007.6 988.0 DAY-HOUR 14-12 15- 0 31-21 17- 3 13- 0 15-12 10-15 3-12 12-12 3-12 23- 6 15- 0 2005 1003.7 1004.5 997.1 999.9 998.0 988.2 987.2 987.5 993.8 1002.4 1005.1 1009.3 987.2 DAY-HOUR 23- 0 4-21 24- 0 30- 0 6- 0 19-12 5-12 7-15 11-12 4-12 8- 0 23-21 1995-2005 1000.8 1000.3 997.1 996.2 994.0 987.9 986.5 987.5 992.9 1002.4 1003.8 1003.8 986.5 YEAR-DAY 3-28 4-15 3-26 4-17 4-13 3-30 3-25 5- 7 3- 5 5- 4 4-23 2-21 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 52 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 1019.7 1013.5 1012.6 1009.9 1007.0 998.5 993.3 996.6 1003.1 1011.1 1016.8 1019.4 1008.5 2004 1015.5 1017.0 1013.8 1009.8 1004.9 998.4 996.2 996.6 1004.3 1012.9 1015.8 1019.6 1008.7 2005 1018.5 1014.4 1012.5 1010.3 1005.5 998.4 994.6 996.1 1002.9 1012.4 1016.2 1018.7 1008.4 MEAN 1017.9 1014.9 1013.0 1010.0 1005.8 998.4 994.7 996.4 1003.4 1012.1 1016.3 1019.2 1008.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 53 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2003 1029.4 1025.4 1025.2 1016.7 1013.8 1008.3 1001.9 1003.0 1012.4 1017.8 1029.6 1028.5 1029.6 DAY-HOUR 7- 6 6- 6 2- 6 3- 6 10-12 4- 3 3- 3 30- 3 27- 3 15- 3 25- 6 14- 6 2004 1025.9 1027.7 1023.0 1016.4 1013.9 1007.8 1001.3 1003.9 1014.2 1020.7 1027.6 1032.7 1032.7 DAY-HOUR 1- 3 9- 3 23- 6 7- 6 18- 3 1- 3 13- 3 30- 3 27- 3 27- 3 29- 6 30- 3 2005 1026.8 1024.9 1018.6 1017.0 1010.7 1007.1 999.3 1002.3 1009.7 1019.8 1023.7 1027.2 1027.2 DAY-HOUR 13- 6 15- 6 29- 3 20- 6 10- 6 4- 3 29- 3 27- 3 30-18 31- 3 23- 6 28- 6 1995-2005 1029.4 1027.7 1025.2 1017.0 1013.9 1008.3 1001.9 1003.9 1014.2 1020.7 1029.6 1032.7 1032.7 YEAR-DAY 3- 7 4- 9 3- 2 5-20 4-18 3- 4 3- 3 4-30 4-27 4-27 3-25 4-30 4-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 54 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2003 1002.5 1003.1 998.7 998.4 998.0 990.1 988.0 991.7 994.4 1004.7 1009.1 1007.2 988.0 DAY-HOUR 28-12 19-12 26-12 21- 0 29- 0 30-12 25-12 31-12 5-12 7-12 9- 9 6-12 2004 1005.8 1002.2 1001.1 998.3 995.7 989.6 991.4 990.2 994.8 1005.2 1005.6 1009.4 989.6 DAY-HOUR 14-12 15- 0 31-21 17- 3 13-12 15-12 10-15 3-12 12-12 3-12 23- 6 16-12 2005 1005.6 1006.4 999.0 1002.1 1000.1 989.8 988.6 988.9 995.3 1004.1 1007.1 1011.3 988.6 DAY-HOUR 23- 0 4-21 24- 0 30- 0 6- 0 19-12 5-12 7-15 11-12 4-12 8- 0 24- 0 1995-2005 1002.5 1002.2 998.7 998.3 995.7 989.6 988.0 988.9 994.4 1004.1 1005.6 1007.2 988.0 YEAR-DAY 3-28 4-15 3-26 4-17 4-13 4-15 3-25 5- 7 3- 5 5- 4 4-23 3- 6 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 55 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 841.8 838.8 839.1 840.1 839.9 835.9 833.2 836.3 839.2 843.0 843.4 843.4 839.5 2004 839.7 841.7 841.7 838.9 838.1 836.3 835.5 835.6 840.2 844.2 843.0 841.5 839.7 2005 840.7 838.6 839.5 841.0 839.0 836.0 834.6 835.6 838.6 843.6 843.0 843.7 839.5 MEAN 840.7 839.7 840.1 840.0 839.0 836.1 834.5 835.9 839.3 843.6 843.1 842.9 839.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 56 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 848.3 843.9 845.0 846.6 842.5 841.7 837.2 838.9 843.3 846.2 849.3 846.8 849.3 DAY 7 1 3 8 11 3 4 12 27 16 26 22 2004 845.1 846.9 846.6 842.4 842.5 840.9 838.8 838.5 844.3 847.2 846.0 848.5 848.5 DAY 1 10 9 28 18 1 18 30 27 15 29 4 2005 846.9 843.3 843.6 844.8 842.1 840.3 837.5 838.2 841.4 846.5 846.4 846.6 846.9 DAY 1 17 29 21 17 4 28 29 3 12 23 8 1995-2005 848.3 846.9 846.6 846.6 842.5 841.7 838.8 838.9 844.3 847.2 849.3 848.5 849.3 YEAR-DAY 3- 7 4-10 4- 9 3- 8 3-11 3- 3 4-18 3-12 4-27 4-15 3-26 4- 4 3-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 57 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 833.9 832.9 832.2 834.2 834.1 831.0 829.9 833.7 834.8 839.7 839.8 837.3 829.9 DAY 29 19 13 21 29 21 26 1 8 7 9 6 2004 833.3 835.6 835.3 831.7 831.1 832.2 831.8 832.2 835.8 841.2 837.4 835.6 831.1 DAY 27 15 15 17 13 15 11 4 12 3 23 16 2005 829.5 833.4 832.1 835.6 833.1 831.8 830.1 831.5 835.6 839.3 839.4 838.5 829.5 DAY 23 9 24 30 6 20 6 8 6 4 8 24 1995-2005 829.5 832.9 832.1 831.7 831.1 831.0 829.9 831.5 834.8 839.3 837.4 835.6 829.5 YEAR-DAY 5-23 3-19 5-24 4-17 4-13 3-21 3-26 5- 8 3- 8 5- 4 4-23 4-16 5-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 58 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 1018.2 1014.7 1015.1 1016.3 1016.0 1011.4 1008.3 1011.8 1015.2 1019.6 1020.1 1020.1 1015.6 2004 1015.8 1018.2 1018.2 1014.9 1013.9 1011.8 1010.9 1011.0 1016.3 1021.0 1019.6 1017.8 1015.8 2005 1017.0 1014.5 1015.6 1017.3 1015.0 1011.5 1009.9 1011.0 1014.5 1020.3 1019.7 1020.5 1015.6 MEAN 1017.0 1015.8 1016.3 1016.2 1015.0 1011.6 1009.7 1011.3 1015.3 1020.3 1019.8 1019.5 1015.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 59 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 1025.8 1020.7 1022.0 1023.8 1019.1 1018.1 1012.9 1014.9 1020.0 1023.4 1027.0 1024.1 1027.0 DAY 7 1 3 8 11 3 4 12 27 16 26 22 2004 1022.1 1024.2 1023.8 1018.9 1019.1 1017.2 1014.7 1014.4 1021.2 1024.5 1023.1 1026.1 1026.1 DAY 1 10 9 28 18 1 18 30 27 15 29 4 2005 1024.2 1020.0 1020.3 1021.7 1018.6 1016.5 1013.2 1014.0 1017.8 1023.7 1023.6 1023.8 1024.2 DAY 1 17 29 21 17 4 28 29 3 12 23 8 1995-2005 1025.8 1024.2 1023.8 1023.8 1019.1 1018.1 1014.7 1014.9 1021.2 1024.5 1027.0 1026.1 1027.0 YEAR-DAY 3- 7 4-10 4- 9 3- 8 3-11 3- 3 4-18 3-12 4-27 4-15 3-26 4- 4 3-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 60 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 1009.0 1007.8 1007.0 1009.4 1009.2 1005.6 1004.3 1008.8 1010.1 1015.8 1015.9 1013.0 1004.3 DAY 29 19 13 21 29 21 26 1 8 7 9 6 2004 1008.3 1011.0 1010.7 1006.4 1005.7 1007.0 1006.6 1007.0 1011.2 1017.5 1013.1 1011.0 1005.7 DAY 27 15 15 17 13 15 11 4 12 3 23 16 2005 1003.9 1008.4 1006.9 1011.0 1008.1 1006.6 1004.6 1006.2 1011.0 1015.3 1015.4 1014.4 1003.9 DAY 23 9 24 30 6 20 6 8 6 4 8 24 1995-2005 1003.9 1007.8 1006.9 1006.4 1005.7 1005.6 1004.3 1006.2 1010.1 1015.3 1013.1 1011.0 1003.9 YEAR-DAY 5-23 3-19 5-24 4-17 4-13 3-21 3-26 5- 8 3- 8 5- 4 4-23 4-16 5-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 61 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 1016.5 1010.6 1010.0 1007.0 1004.5 996.2 990.9 994.2 1000.4 1008.1 1013.9 1016.4 1005.7 2004 1012.8 1013.9 1010.9 1007.0 1002.3 996.4 994.1 994.0 1001.7 1010.0 1012.8 1016.5 1006.0 2005 1015.6 1011.6 1009.7 1007.6 1003.4 996.3 992.3 993.7 1000.2 1009.6 1013.2 1015.7 1005.7 MEAN 1015.0 1012.0 1010.2 1007.2 1003.4 996.3 992.4 994.0 1000.8 1009.3 1013.3 1016.2 1005.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 62 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 1024.0 1018.9 1019.7 1012.7 1009.4 1003.6 996.7 998.1 1007.5 1012.2 1022.2 1021.9 1024.0 DAY 7 6 3 24 1 2 3 30 27 16 26 14 2004 1021.9 1022.9 1016.9 1012.0 1009.6 1004.9 997.8 999.0 1008.6 1014.9 1021.7 1027.1 1027.1 DAY 1 9 23 14 18 1 13 29 27 26 29 30 2005 1021.7 1020.7 1014.5 1012.1 1007.1 1004.1 995.3 997.4 1004.3 1013.2 1017.3 1021.9 1021.9 DAY 14 15 29 18 10 4 29 26 30 30 24 28 1995-2005 1024.0 1022.9 1019.7 1012.7 1009.6 1004.9 997.8 999.0 1008.6 1014.9 1022.2 1027.1 1027.1 YEAR-DAY 3- 7 4- 9 3- 3 3-24 4-18 4- 1 4-13 4-29 4-27 4-26 3-26 4-30 4-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 63 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 1006.3 1003.5 999.0 996.5 995.7 990.0 987.3 991.5 993.8 1003.3 1007.5 1006.9 987.3 DAY 29 20 13 21 29 30 25 1 1 1 9 6 2004 1005.3 1000.3 1004.5 998.6 994.0 989.4 990.5 989.1 995.3 1005.1 1004.5 1007.6 989.1 DAY 15 15 13 17 13 15 11 4 12 3 23 15 2005 1003.7 1004.7 997.1 999.9 998.0 990.4 987.7 987.6 995.0 1003.7 1005.1 1009.3 987.6 DAY 23 5 24 30 6 20 6 8 12 4 8 24 1995-2005 1003.7 1000.3 997.1 996.5 994.0 989.4 987.3 987.6 993.8 1003.3 1004.5 1006.9 987.3 YEAR-DAY 5-23 4-15 5-24 3-21 4-13 4-15 3-25 5- 8 3- 1 3- 1 4-23 3- 6 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 64 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 1018.6 1012.6 1012.0 1009.1 1006.7 998.4 993.1 996.3 1002.5 1010.2 1016.0 1018.5 1007.8 2004 1014.9 1015.9 1013.0 1009.0 1004.5 998.5 996.2 996.1 1003.8 1012.0 1014.9 1018.6 1008.1 2005 1017.6 1013.6 1011.8 1009.8 1005.5 998.4 994.4 995.8 1002.3 1011.7 1015.3 1017.8 1007.8 MEAN 1017.0 1014.1 1012.3 1009.3 1005.6 998.4 994.5 996.1 1002.8 1011.3 1015.4 1018.3 1007.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 65 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 1025.9 1021.0 1021.9 1015.0 1011.6 1005.8 998.9 1000.2 1009.5 1014.2 1024.2 1023.9 1025.9 DAY 7 6 3 24 1 2 3 30 27 16 26 14 2004 1024.0 1024.9 1018.9 1014.0 1011.9 1007.1 999.9 1001.2 1010.6 1017.1 1023.8 1029.2 1029.2 DAY 1 9 23 14 18 1 13 29 27 26 29 30 2005 1023.8 1022.6 1016.7 1014.2 1009.4 1006.2 997.2 999.5 1006.3 1015.3 1019.5 1024.1 1024.1 DAY 14 15 29 18 10 4 29 30 30 30 24 28 1995-2005 1025.9 1024.9 1021.9 1015.0 1011.9 1007.1 999.9 1001.2 1010.6 1017.1 1024.2 1029.2 1029.2 YEAR-DAY 3- 7 4- 9 3- 3 3-24 4-18 4- 1 4-13 4-29 4-27 4-26 3-26 4-30 4-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 66 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 1008.3 1005.6 1000.9 998.4 998.0 992.1 989.5 993.6 995.9 1005.4 1009.6 1009.0 989.5 DAY 29 20 13 21 29 30 25 1 1 1 9 6 2004 1007.4 1002.2 1006.4 998.5 996.1 991.3 992.6 991.2 997.5 1007.2 1006.6 1009.7 991.2 DAY 15 15 13 17 13 15 11 4 12 3 23 15 2005 1005.6 1006.6 999.0 1002.1 1000.1 992.5 989.8 989.8 997.1 1005.7 1007.1 1011.3 989.8 DAY 23 5 24 30 6 20 6 8 12 4 8 24 1995-2005 1005.6 1002.2 999.0 998.4 996.1 991.3 989.5 989.8 995.9 1005.4 1006.6 1009.0 989.5 YEAR-DAY 5-23 4-15 5-24 3-21 4-13 4-15 3-25 5- 8 3- 1 3- 1 4-23 3- 6 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 67 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 840.4 840.8 840.7 841.5 837.7 833.8 837.3 840.6 844.1 844.4 844.0 ****** 1996 842.4 840.8 838.6 841.5 841.6 837.6 837.2 837.8 839.5 843.3 844.5 845.0 840.8 1997 841.4 841.2 838.1 839.7 840.8 837.3 833.6 836.6 841.3 844.1 842.8 842.2 839.9 1998 840.0 840.3 840.0 840.6 840.5 838.6 835.2 838.0 839.9 843.1 844.8 845.6 840.6 1999 840.9 841.1 838.4 840.6 839.6 837.4 834.3 837.5 838.9 843.1 842.9 845.0 840.0 2000 840.1 840.6 840.2 841.0 839.3 836.2 836.0 837.3 839.1 843.0 843.2 842.5 839.9 2001 841.7 840.7 840.5 840.7 838.6 835.2 834.8 838.3 840.4 842.9 843.4 844.2 840.1 2002 841.4 842.2 840.7 839.1 839.0 836.9 836.4 836.2 841.0 843.7 843.8 841.7 840.2 2003 842.1 839.1 839.7 840.8 840.6 836.6 834.0 837.1 839.8 843.7 843.8 843.6 840.1 2004 839.9 842.1 842.3 839.6 838.8 837.0 836.3 836.5 840.9 844.8 843.5 841.7 840.3 2005 841.0 838.9 840.1 841.5 839.7 836.7 835.5 836.3 839.4 844.2 843.5 843.9 840.1 MEAN 841.1 840.7 840.0 840.5 840.0 837.0 835.2 837.2 840.1 843.6 843.7 843.6 840.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 68 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 844.7 845.1 844.9 845.2 842.0 837.6 840.0 844.6 848.6 848.0 846.8 ****** DAY ** 1 3 11 26 2 4 25 13 27 15 19 1996 848.2 846.5 844.4 846.0 845.3 841.8 841.5 841.3 845.1 846.2 849.4 848.3 849.4 DAY 27 8 29 8 17 3 4 30 25 13 19 8 1997 846.1 844.7 845.3 843.6 843.8 841.5 836.3 839.2 845.1 846.9 847.5 845.9 847.5 DAY 7 17 1 13 12 8 26 10 19 9 8 23 1998 845.7 846.8 845.0 848.3 845.7 842.7 839.9 841.5 843.2 847.0 848.4 850.7 850.7 DAY 22 24 28 12 8 6 22 29 26 29 21 10 1999 844.9 844.1 843.4 842.9 844.2 842.4 836.7 842.0 843.5 845.2 846.4 848.3 848.3 DAY 12 12 31 11 28 2 1 19 30 11 15 6 2000 847.3 845.8 842.9 843.8 842.5 839.0 841.4 840.7 843.4 845.9 846.9 847.7 847.7 DAY 31 11 21 2 7 4 31 23 29 29 17 18 2001 845.7 845.0 846.5 846.0 841.9 839.6 839.5 841.0 844.9 845.5 847.4 848.4 848.4 DAY 14 28 1 1 17 3 29 5 23 10 15 9 2002 846.8 848.8 849.0 845.5 842.4 840.6 838.9 840.1 844.6 847.0 847.5 847.1 849.0 DAY 25 6 11 1 25 4 31 30 21 11 18 30 2003 848.7 844.6 845.5 847.1 843.5 842.2 837.7 840.1 844.0 847.0 849.7 846.8 849.7 DAY 12 6 3 8 11 4 3 12 27 15 25 15 2004 845.0 847.6 847.2 842.9 844.1 841.4 839.8 839.5 845.4 847.7 846.7 849.1 849.1 DAY 12 10 9 27 18 1 18 29 27 15 29 4 2005 846.9 843.7 844.0 845.6 842.6 841.4 838.5 839.4 842.0 847.7 847.5 847.2 847.7 DAY 1 18 29 21 17 4 28 29 26 11 23 7 1995-2005 848.7 848.8 849.0 848.3 845.7 842.7 841.5 842.0 845.4 848.6 849.7 850.7 850.7 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 98- 6 96- 4 99-19 4-27 95-27 3-25 98-10 98-10 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 69 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 836.1 835.1 836.0 837.8 835.0 830.5 835.0 837.1 840.4 840.2 839.2 ****** DAY ** 5 14 24 15 14 17 8 1 14 7 12 1996 832.0 832.0 834.6 838.0 838.1 834.8 833.9 835.1 835.8 838.1 840.8 840.2 832.0 DAY 12 5 13 3 29 20 12 8 21 5 29 15 1997 832.0 837.9 830.1 835.1 837.8 831.7 829.8 832.8 838.7 841.7 840.3 836.9 829.8 DAY 17 10 25 5 5 30 16 5 3 24 21 10 1998 828.6 833.2 833.5 834.4 834.9 834.1 831.2 834.9 836.7 839.3 842.3 841.4 828.6 DAY 13 16 2 23 30 30 9 22 4 4 1 21 1999 833.8 830.5 829.2 834.9 835.5 832.0 830.9 833.6 835.5 841.0 838.5 840.3 829.2 DAY 18 6 2 8 21 24 12 14 16 26 12 15 2000 834.2 830.9 835.7 838.7 836.6 833.0 831.3 832.6 832.6 838.5 838.8 834.3 830.9 DAY 17 7 2 21 30 26 10 31 2 2 7 15 2001 835.1 833.9 832.5 836.7 834.3 832.1 831.6 835.1 837.7 839.6 835.7 836.9 831.6 DAY 27 21 26 9 26 12 18 24 14 2 18 5 2002 835.7 836.3 834.9 830.7 835.6 833.4 833.2 833.1 837.8 841.1 839.2 834.5 830.7 DAY 22 25 21 3 21 21 23 7 10 30 13 21 2003 836.3 831.4 832.6 836.6 835.1 831.2 830.8 834.1 836.2 841.2 840.5 836.7 830.8 DAY 29 19 13 22 29 30 26 1 7 1 9 6 2004 834.0 835.6 834.8 830.3 831.8 832.7 832.2 833.1 836.2 841.9 836.9 835.6 830.3 DAY 27 2 15 17 13 18 11 3 12 3 23 16 2005 831.2 833.7 832.4 835.8 833.6 832.1 831.0 831.9 836.1 839.6 838.7 838.1 831.0 DAY 23 5 24 30 6 20 6 8 12 4 8 24 1995-2005 828.6 830.5 829.2 830.3 831.8 831.2 829.8 831.9 832.6 838.1 835.7 834.3 828.6 YEAR-DAY 98-13 99- 6 99- 2 4-17 4-13 3-30 97-16 5- 8 0- 2 96- 5 1-18 0-15 98-13 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 70 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1016.6 1017.0 1016.9 1017.9 1013.4 1008.9 1013.0 1016.9 1020.9 1021.3 1020.8 ****** 1996 1018.9 1017.1 1014.5 1017.9 1018.0 1013.4 1012.8 1013.6 1015.6 1019.9 1021.4 1021.9 1017.1 1997 1017.8 1017.5 1013.9 1015.8 1017.1 1013.0 1008.7 1012.2 1017.7 1021.0 1019.4 1018.7 1016.1 1998 1016.2 1016.4 1016.2 1016.8 1016.7 1014.5 1010.6 1013.8 1016.1 1019.8 1021.7 1022.6 1016.8 1999 1017.2 1017.4 1014.3 1016.9 1015.6 1013.2 1009.5 1013.2 1014.9 1019.8 1019.5 1021.9 1016.1 2000 1016.3 1016.8 1016.3 1017.3 1015.3 1011.6 1011.5 1013.0 1015.1 1019.6 1019.8 1019.1 1016.0 2001 1018.1 1016.9 1016.7 1017.0 1014.5 1010.6 1010.0 1014.2 1016.6 1019.6 1020.1 1021.0 1016.3 2002 1017.7 1018.7 1016.9 1015.1 1015.0 1012.5 1011.9 1011.7 1017.3 1020.4 1020.5 1018.1 1016.3 2003 1018.5 1015.0 1015.8 1017.1 1016.9 1012.2 1009.1 1012.8 1015.9 1020.5 1020.5 1020.3 1016.2 2004 1016.0 1018.6 1018.9 1015.7 1014.7 1012.6 1011.9 1012.0 1017.2 1021.8 1020.2 1018.1 1016.5 2005 1017.3 1014.8 1016.3 1017.9 1015.8 1012.3 1010.9 1011.8 1015.4 1021.1 1020.2 1020.6 1016.2 MEAN 1017.4 1016.9 1016.1 1016.8 1016.1 1012.7 1010.5 1012.8 1016.2 1020.4 1020.4 1020.3 1016.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 71 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1021.6 1022.1 1021.9 1022.2 1018.5 1013.3 1016.1 1021.5 1026.2 1025.5 1024.1 ****** DAY ** 1 3 11 26 2 4 25 13 27 15 19 1996 1025.7 1023.7 1021.3 1023.1 1022.3 1018.2 1017.9 1017.7 1022.1 1023.4 1027.1 1025.8 1027.1 DAY 27 8 29 8 17 3 4 30 25 13 19 8 1997 1023.3 1021.6 1022.3 1020.3 1020.6 1017.9 1011.8 1015.2 1022.1 1024.2 1024.9 1023.0 1024.9 DAY 7 17 1 13 12 8 26 10 19 9 8 23 1998 1022.8 1024.1 1022.0 1025.8 1022.8 1019.3 1016.0 1017.9 1019.9 1024.3 1025.9 1028.6 1028.6 DAY 22 24 28 12 8 6 22 29 26 29 21 10 1999 1021.9 1020.9 1020.1 1019.5 1021.0 1018.9 1012.3 1018.5 1020.2 1022.2 1023.6 1025.8 1025.8 DAY 12 12 31 11 28 2 1 19 30 11 15 6 2000 1024.7 1022.9 1019.5 1020.6 1019.1 1015.0 1017.8 1017.0 1020.1 1023.0 1024.2 1025.1 1025.1 DAY 31 11 21 2 7 4 31 23 29 29 17 18 2001 1022.8 1022.0 1023.7 1023.1 1018.4 1015.7 1015.6 1017.3 1021.9 1022.6 1024.8 1025.9 1025.9 DAY 14 28 1 1 17 3 29 5 23 10 15 9 2002 1024.1 1026.4 1026.6 1022.6 1018.9 1016.8 1014.9 1016.2 1021.5 1024.3 1024.9 1024.4 1026.6 DAY 25 6 11 1 25 4 31 30 21 11 18 30 2003 1026.3 1021.5 1022.6 1024.4 1020.2 1018.7 1013.5 1016.2 1020.8 1024.3 1027.5 1024.1 1027.5 DAY 12 6 3 8 11 4 3 12 27 15 25 15 2004 1022.0 1025.0 1024.5 1019.5 1020.9 1017.8 1015.9 1015.6 1022.4 1025.1 1024.0 1026.8 1026.8 DAY 12 10 9 27 18 1 18 29 27 15 29 4 2005 1024.2 1020.5 1020.8 1022.7 1019.2 1017.8 1014.4 1015.4 1018.5 1025.1 1024.9 1024.5 1025.1 DAY 1 18 29 21 17 4 28 29 26 11 23 7 1995-2005 1026.3 1026.4 1026.6 1025.8 1022.8 1019.3 1017.9 1018.5 1022.4 1026.2 1027.5 1028.6 1028.6 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 98- 6 96- 4 99-19 4-27 95-27 3-25 98-10 98-10 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 72 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1011.6 1010.4 1011.5 1013.6 1010.3 1005.0 1010.3 1012.8 1016.6 1016.4 1015.2 ****** DAY ** 5 14 24 15 14 17 8 1 14 7 12 1996 1006.8 1006.8 1009.8 1013.8 1013.9 1010.1 1009.0 1010.4 1011.2 1013.9 1017.1 1016.4 1006.8 DAY 12 5 13 3 29 20 12 8 21 5 29 15 1997 1006.8 1013.7 1004.6 1010.4 1013.6 1006.4 1004.2 1007.7 1014.6 1018.1 1016.5 1012.5 1004.2 DAY 17 10 25 5 5 30 16 5 3 24 21 10 1998 1002.8 1008.2 1008.6 1009.6 1010.2 1009.2 1005.9 1010.2 1012.3 1015.3 1018.8 1017.8 1002.8 DAY 13 16 2 23 30 30 9 22 4 4 1 21 1999 1008.9 1005.0 1003.5 1010.2 1010.9 1006.8 1005.5 1008.7 1010.9 1017.3 1014.4 1016.5 1003.5 DAY 18 6 2 8 21 24 12 14 16 26 12 15 2000 1009.4 1005.5 1011.1 1014.6 1012.2 1008.0 1006.0 1007.5 1007.5 1014.4 1014.7 1009.5 1005.5 DAY 17 7 2 21 30 26 10 31 2 2 7 15 2001 1010.4 1009.0 1007.4 1012.3 1009.5 1006.9 1006.3 1010.4 1013.5 1015.7 1011.1 1012.5 1006.3 DAY 27 21 26 9 26 12 18 24 14 2 18 5 2002 1011.1 1011.8 1010.2 1005.3 1011.0 1008.4 1008.2 1008.1 1013.6 1017.4 1015.2 1009.7 1005.3 DAY 22 25 21 3 21 21 23 7 10 30 13 21 2003 1011.8 1006.1 1007.5 1012.2 1010.4 1005.9 1005.4 1009.2 1011.7 1017.5 1016.7 1012.3 1005.4 DAY 29 19 13 22 29 30 26 1 7 1 9 6 2004 1009.1 1011.0 1010.1 1004.8 1006.6 1007.6 1007.0 1008.1 1011.7 1018.4 1012.5 1011.0 1004.8 DAY 27 2 15 17 13 18 11 3 12 3 23 16 2005 1005.9 1008.8 1007.3 1011.2 1008.7 1006.9 1005.6 1006.7 1011.6 1015.7 1014.6 1013.9 1005.6 DAY 23 5 24 30 6 20 6 8 12 4 8 24 1995-2005 1002.8 1005.0 1003.5 1004.8 1006.6 1005.9 1004.2 1006.7 1007.5 1013.9 1011.1 1009.5 1002.8 YEAR-DAY 98-13 99- 6 99- 2 4-17 4-13 3-30 97-16 5- 8 0- 2 96- 5 1-18 0-15 98-13 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 73 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** 1003.5 996.1 1000.1 1010.4 1016.6 1020.1 1023.6 ****** 1998 1022.5 1019.3 1016.5 1013.2 1009.1 1003.4 998.0 1002.0 1007.2 1015.8 1022.2 1024.2 1012.8 1999 1021.5 1019.7 1015.1 1013.3 1008.1 1002.4 996.9 1001.3 1006.6 1015.4 1019.6 1025.5 1012.1 2000 1020.8 1020.5 1017.0 1012.6 1008.2 1001.4 999.2 1001.4 1007.1 1015.7 1020.5 1022.3 1012.2 2001 1023.0 1020.1 1016.4 1013.0 1007.1 999.5 997.8 1002.4 1008.6 1014.3 1020.4 1022.6 1012.1 2002 1021.6 1021.3 1016.2 1012.2 1008.1 1001.1 996.7 996.8 1004.5 1011.5 1016.6 1017.2 1010.3 2003 1018.8 1012.6 1011.9 1008.8 1006.2 997.8 993.1 996.7 1003.1 1011.3 1016.8 1018.6 1008.0 2004 1014.5 1016.3 1013.1 1008.8 1004.0 997.7 995.7 996.6 1004.6 1013.0 1015.3 1018.4 1008.2 2005 1017.6 1013.3 1011.4 1009.2 1004.7 997.7 994.3 995.8 1002.9 1012.4 1015.8 1018.2 1007.8 MEAN 1020.0 1017.9 1014.7 1011.4 1006.9 1000.5 996.4 999.2 1006.1 1014.0 1018.6 1021.2 1010.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 74 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** 1010.4 1000.9 1005.9 1015.9 1021.5 1025.1 1034.6 ****** DAY ** ** ** ** ** 8 26 31 30 28 30 23 1998 1034.7 1030.1 1029.3 1022.3 1014.9 1008.6 1003.7 1006.4 1012.0 1022.4 1027.1 1031.1 1034.7 DAY 14 24 5 12 3 20 22 29 26 29 21 9 1999 1028.3 1024.9 1020.9 1017.5 1015.1 1007.6 1000.6 1007.9 1013.2 1019.9 1026.6 1030.7 1030.7 DAY 22 23 19 23 1 2 1 19 30 28 14 6 2000 1033.0 1029.0 1022.5 1019.7 1014.2 1005.0 1006.8 1005.8 1012.9 1021.3 1027.2 1031.9 1033.0 DAY 31 11 16 2 3 16 31 21 29 29 29 17 2001 1030.0 1025.0 1024.3 1019.9 1012.9 1006.0 1004.0 1005.1 1016.2 1017.7 1028.3 1030.6 1030.6 DAY 30 12 1 1 11 1 28 19 23 16 21 18 2002 1031.5 1031.0 1026.2 1022.0 1012.1 1009.0 1002.6 1003.3 1009.8 1016.2 1025.3 1026.9 1031.5 DAY 25 6 11 1 17 4 31 30 21 27 21 30 2003 1026.3 1021.7 1022.2 1014.4 1011.7 1006.0 999.7 1000.9 1010.4 1015.7 1027.1 1026.0 1027.1 DAY 7 6 2 3 11 4 3 30 27 15 25 14 2004 1023.8 1025.7 1019.4 1013.9 1011.8 1005.7 999.3 1001.9 1012.2 1018.6 1025.2 1030.6 1030.6 DAY 1 9 23 12 18 1 18 30 27 27 29 30 2005 1024.4 1022.4 1016.5 1013.8 1008.5 1005.0 997.3 1000.3 1007.0 1017.8 1020.9 1024.4 1024.4 DAY 1 15 29 5 10 4 28 27 29 31 25 28 1995-2005 1034.7 1031.0 1029.3 1022.3 1015.1 1010.4 1006.8 1007.9 1016.2 1022.4 1028.3 1034.6 1034.7 YEAR-DAY 98-14 2- 6 98- 5 98-12 99- 1 97- 8 0-31 99-19 1-23 98-29 1-21 97-23 98-14 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 75 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** 994.3 991.2 994.6 1004.7 1012.4 1016.8 1013.1 ****** DAY ** ** ** ** ** 30 16 26 3 7 12 10 1998 1009.1 1008.0 1007.1 1004.9 1001.5 995.4 992.0 998.1 1000.9 1008.5 1018.1 1016.1 992.0 DAY 13 8 30 23 30 30 13 22 3 1 1 31 1999 1013.7 1008.5 1005.1 1003.0 1003.0 995.9 992.3 996.0 1002.5 1011.2 1010.6 1017.6 992.3 DAY 1 6 2 8 20 24 12 8 12 8 1 15 2000 1013.6 1006.2 1010.1 1005.8 1003.6 998.0 991.1 996.6 999.6 1008.0 1014.3 1011.2 991.1 DAY 28 7 24 21 27 6 10 11 2 1 6 11 2001 1014.2 1009.0 1004.8 1005.2 1001.0 995.3 994.1 997.6 1004.1 1008.7 1008.7 1012.8 994.1 DAY 27 21 23 26 26 12 10 24 1 3 18 5 2002 1011.4 1008.3 1006.9 999.9 1002.4 996.4 991.3 992.4 1000.5 1007.6 1007.3 1006.9 991.3 DAY 8 25 18 3 21 17 23 14 10 22 13 21 2003 1009.2 1003.3 999.3 1001.9 997.9 991.0 989.5 993.1 996.7 1006.7 1010.5 1007.5 989.5 DAY 29 19 13 21 29 30 25 1 1 1 2 6 2004 1007.3 1003.3 1004.9 996.2 995.5 991.8 990.3 992.2 998.2 1008.1 1004.3 1008.2 990.3 DAY 27 15 15 17 13 19 11 3 12 3 23 15 2005 1005.4 1005.4 999.3 1001.9 999.8 991.9 989.2 989.1 997.3 1006.2 1005.2 1010.0 989.1 DAY 23 5 24 27 6 20 6 8 6 4 8 24 1995-2005 1005.4 1003.3 999.3 996.2 995.5 991.0 989.2 989.1 996.7 1006.2 1004.3 1006.9 989.1 YEAR-DAY 5-23 3-19 3-13 4-17 4-13 3-30 5- 6 5- 8 3- 1 5- 4 4-23 2-21 5- 8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 76 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1016.9 1015.2 1011.7 1008.9 1001.2 994.0 998.8 1006.4 1014.9 1019.3 1023.2 ****** 1996 1023.5 1017.3 1013.0 1012.5 1008.5 1000.4 998.6 999.8 1005.0 1013.7 1019.0 1022.0 1011.1 1997 1019.7 1019.1 1013.5 1011.3 1008.6 1000.9 994.3 998.3 1008.0 1014.1 1017.7 1021.3 1010.6 1998 1019.8 1016.8 1013.8 1010.8 1006.8 1001.0 995.7 999.6 1004.9 1013.3 1019.7 1021.6 1010.3 1999 1019.0 1017.2 1012.6 1011.0 1005.7 1000.1 994.7 999.1 1004.3 1013.0 1017.1 1023.0 1009.7 2000 1018.4 1018.1 1014.5 1010.3 1005.8 999.1 996.9 999.2 1004.7 1013.2 1018.1 1019.8 1009.8 2001 1020.5 1017.8 1014.0 1010.7 1004.7 997.3 995.5 1000.1 1006.2 1011.8 1018.0 1020.2 1009.7 2002 1019.1 1018.8 1013.8 1009.8 1005.7 999.9 998.3 998.5 1006.3 1013.4 1018.4 1019.0 1010.1 2003 1020.7 1014.6 1014.0 1010.8 1008.3 999.8 995.2 998.7 1005.1 1013.3 1018.8 1020.6 1010.0 2004 1016.5 1018.4 1015.2 1010.9 1006.1 999.8 997.7 998.6 1006.6 1015.0 1017.3 1020.5 1010.2 2005 1019.7 1015.3 1013.5 1011.3 1006.7 999.8 996.4 997.9 1005.0 1014.5 1017.8 1020.2 1009.8 MEAN 1019.7 1017.3 1013.9 1011.0 1006.9 999.9 996.1 999.0 1005.7 1013.7 1018.3 1021.0 1010.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 77 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1021.7 1021.9 1018.8 1013.2 1008.5 998.6 1002.5 1010.8 1021.7 1027.8 1028.2 ****** DAY ** 2 4 13 26 2 4 11 12 26 30 19 1996 1037.0 1024.2 1022.4 1018.1 1013.2 1007.4 1004.6 1004.8 1012.2 1019.3 1025.3 1025.6 1037.0 DAY 26 8 29 8 12 8 4 31 25 20 19 28 1997 1028.0 1024.7 1026.3 1020.1 1014.0 1007.2 999.0 1003.5 1012.9 1019.1 1022.7 1032.1 1032.1 DAY 20 8 1 13 6 8 26 31 30 28 30 23 1998 1031.8 1027.7 1020.8 1019.9 1012.4 1006.2 1001.3 1004.0 1009.4 1019.8 1024.6 1028.5 1031.8 DAY 15 24 22 12 3 20 22 29 26 29 21 9 1999 1025.8 1022.4 1018.4 1017.1 1012.8 1005.2 998.2 1005.5 1010.7 1017.4 1024.1 1028.1 1028.1 DAY 22 23 19 11 1 2 1 19 30 28 14 6 2000 1030.6 1026.5 1020.0 1017.2 1011.8 1002.4 1004.4 1003.5 1010.3 1018.8 1024.8 1029.1 1030.6 DAY 31 11 1 2 3 16 31 23 29 29 29 18 2001 1027.4 1023.4 1021.8 1017.5 1010.5 1003.7 1001.6 1003.0 1013.7 1015.3 1025.8 1028.1 1028.1 DAY 30 13 1 1 11 1 28 19 23 16 21 18 2002 1029.1 1028.4 1023.6 1019.6 1009.6 1006.5 1004.3 1005.0 1011.7 1018.0 1024.7 1028.8 1029.1 DAY 25 6 11 1 17 4 31 30 21 27 30 30 2003 1028.2 1023.7 1024.2 1016.6 1013.8 1008.3 1001.9 1003.0 1012.4 1017.8 1029.1 1028.0 1029.1 DAY 7 6 2 3 11 4 3 30 27 15 25 14 2004 1025.9 1027.7 1021.5 1015.9 1013.9 1007.8 1001.3 1003.9 1014.2 1020.7 1027.2 1032.7 1032.7 DAY 1 9 23 12 18 1 13 30 27 27 29 30 2005 1026.5 1024.5 1018.6 1016.0 1010.6 1007.1 999.3 1002.3 1009.0 1019.8 1022.9 1026.4 1026.5 DAY 1 15 29 5 10 4 29 27 29 31 25 28 1995-2005 1037.0 1028.4 1026.3 1020.1 1014.0 1008.5 1004.6 1005.5 1014.2 1021.7 1029.1 1032.7 1037.0 YEAR-DAY 96-26 2- 6 97- 1 97-13 97- 6 95- 2 96- 4 99-19 4-27 95-26 3-25 4-30 96-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 78 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1007.7 1006.6 1005.1 1005.2 996.8 988.4 995.0 999.3 1009.6 1012.7 1015.8 ****** DAY ** 5 14 23 16 14 21 8 4 13 7 4 1996 1008.7 1008.4 1007.8 1006.9 1001.2 996.2 994.8 996.1 1001.4 1006.3 1013.7 1014.8 994.8 DAY 12 5 23 10 29 25 14 14 22 5 28 15 1997 1005.5 1009.0 1001.1 1004.8 1002.1 992.3 989.4 993.3 1002.5 1009.8 1014.3 1011.3 989.4 DAY 16 22 25 5 31 30 16 1 3 7 12 10 1998 1006.7 1005.5 1004.7 1002.7 999.2 993.2 989.8 995.8 998.6 1006.1 1015.5 1013.5 989.8 DAY 13 8 30 23 30 30 13 22 3 1 1 31 1999 1011.2 1006.0 1002.7 1000.7 1000.5 993.8 990.0 993.7 1000.1 1008.7 1008.3 1015.3 990.0 DAY 1 6 2 8 20 24 12 8 12 8 1 15 2000 1011.3 1003.8 1006.9 1004.4 1001.3 995.8 988.9 994.5 997.6 1005.5 1012.3 1008.9 988.9 DAY 28 7 2 21 30 6 10 11 2 1 6 11 2001 1011.9 1006.4 1003.8 1003.4 998.7 993.3 991.9 995.4 1001.8 1006.2 1006.1 1010.5 991.9 DAY 27 21 25 26 26 12 10 24 1 3 18 5 2002 1008.9 1005.9 1004.4 997.7 1000.1 996.3 993.1 994.2 1002.3 1009.4 1009.1 1008.8 993.1 DAY 8 25 18 3 21 17 23 14 10 22 13 21 2003 1011.2 1005.3 1001.2 1004.0 999.9 993.1 991.7 995.1 998.7 1008.8 1012.6 1009.4 991.7 DAY 29 19 13 21 29 30 25 1 1 1 2 6 2004 1009.3 1005.3 1007.0 998.3 997.6 993.7 992.3 994.3 1000.3 1010.1 1006.2 1010.2 992.3 DAY 27 15 15 17 13 19 11 3 12 3 23 15 2005 1007.3 1007.3 1001.2 1004.2 1001.8 993.9 991.3 991.3 999.4 1008.3 1007.2 1012.0 991.3 DAY 23 5 24 30 6 20 6 8 6 4 8 24 1995-2005 1005.5 1003.8 1001.1 997.7 997.6 992.3 988.4 991.3 997.6 1005.5 1006.1 1008.8 988.4 YEAR-DAY 97-16 0- 7 97-25 2- 3 4-13 97-30 95-21 5- 8 0- 2 0- 1 1-18 2-21 95-21 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 79 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 841.3 841.4 841.2 841.9 837.7 833.7 837.6 841.0 844.8 845.1 844.6 ****** 1996 843.5 841.9 839.4 842.3 841.9 837.6 837.4 838.2 840.0 843.9 845.0 845.7 841.4 1997 842.2 841.7 838.9 840.2 841.2 837.5 833.8 836.8 841.7 844.6 843.7 843.2 840.5 1998 841.0 841.2 840.7 841.1 840.8 838.7 835.4 838.3 840.4 843.7 845.7 846.6 841.1 1999 842.1 842.1 839.4 841.2 839.8 837.6 834.4 837.7 839.3 843.9 843.8 846.0 840.6 2000 841.2 841.4 840.9 841.7 839.7 836.3 836.3 837.8 839.6 843.8 844.1 843.7 840.5 2001 842.7 841.6 841.2 841.4 839.1 835.4 834.9 838.7 841.1 843.8 844.4 845.3 840.8 2002 842.5 843.2 841.4 839.7 839.5 837.2 836.6 836.6 841.6 844.5 844.9 842.9 840.9 2003 843.1 839.9 840.4 841.6 841.0 836.7 834.2 837.4 840.4 844.4 844.6 844.7 840.7 2004 840.9 843.0 843.2 840.2 839.1 837.1 836.6 836.8 841.7 845.7 844.5 843.0 841.0 2005 842.1 840.0 840.9 842.2 840.0 836.9 835.7 836.7 839.9 845.0 844.5 845.0 840.7 MEAN 842.1 841.6 840.7 841.1 840.3 837.1 835.4 837.5 840.6 844.4 844.6 844.6 840.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 80 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 845.6 846.0 845.7 845.6 842.2 837.4 840.8 845.2 849.6 848.9 847.3 ****** DAY ** 1 3 11 27 7 4 25 13 25 15 23 1996 848.8 847.8 844.4 846.2 846.0 842.0 841.7 842.0 845.5 847.3 849.9 849.5 849.9 DAY 26 8 29 8 17 3 4 31 25 13 16 28 1997 846.6 845.8 846.2 844.3 844.0 841.5 836.2 839.4 845.6 847.5 848.5 847.0 848.5 DAY 19 17 11 13 12 8 25 10 19 9 5 23 1998 847.0 848.0 845.5 848.9 846.5 842.4 840.1 842.1 844.2 847.8 849.3 851.4 851.4 DAY 4 23 28 12 8 5 22 29 26 25 21 10 1999 845.9 846.1 844.0 844.7 844.9 842.4 837.1 842.2 844.3 846.5 847.6 849.5 849.5 DAY 11 12 31 25 28 2 8 20 30 27 14 6 2000 848.1 846.4 844.0 843.9 842.8 839.3 841.9 841.3 844.3 846.6 848.5 848.6 848.6 DAY 31 11 21 2 6 4 30 23 29 31 17 17 2001 847.0 846.0 847.6 847.2 842.3 840.3 839.8 841.4 845.8 846.7 848.2 850.1 850.1 DAY 14 28 2 1 16 2 29 15 23 10 14 9 2002 848.2 849.8 849.9 846.1 842.8 840.6 839.3 840.8 845.6 847.7 848.4 849.1 849.9 DAY 25 6 11 1 11 4 31 29 21 11 18 30 2003 849.8 846.0 846.2 847.9 844.0 842.0 839.0 839.9 844.4 847.6 851.6 848.2 851.6 DAY 12 6 3 8 11 4 3 12 27 15 25 14 2004 845.9 848.6 848.1 843.6 843.8 841.3 840.5 840.0 846.3 848.3 847.9 850.1 850.1 DAY 12 10 9 7 18 1 18 29 26 15 29 4 2005 847.4 844.4 844.7 846.8 843.0 841.6 838.4 839.9 842.6 848.9 848.9 848.1 848.9 DAY 1 15 29 20 10 6 16 29 26 11 23 7 1995-2005 849.8 849.8 849.9 848.9 846.5 842.4 841.9 842.2 846.3 849.6 851.6 851.4 851.6 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 98- 5 0-30 99-20 4-26 95-25 3-25 98-10 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 81 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 835.0 836.4 835.5 837.8 835.0 830.3 835.1 837.8 841.0 840.3 839.2 ****** DAY ** 23 14 24 15 14 17 3 4 14 6 12 1996 833.8 834.4 835.0 838.4 837.9 834.3 833.9 835.2 836.1 839.0 841.2 841.8 833.8 DAY 12 5 7 3 29 20 6 8 21 5 28 15 1997 833.3 838.6 830.4 835.1 838.6 832.2 829.8 833.2 838.6 842.3 840.9 836.6 829.8 DAY 17 10 29 5 5 30 16 5 3 23 20 14 1998 829.2 834.3 831.7 835.7 834.6 833.7 831.4 835.3 836.6 839.7 842.7 841.8 829.2 DAY 13 12 1 23 30 30 9 22 4 1 1 21 1999 834.6 834.0 831.2 835.5 835.5 831.5 831.0 833.8 836.1 841.4 839.1 841.1 831.0 DAY 18 6 2 8 20 24 12 14 16 9 12 15 2000 835.4 831.0 836.1 839.4 836.8 833.0 831.1 833.6 832.5 839.0 839.7 835.2 831.0 DAY 17 7 2 18 30 26 10 31 2 2 6 15 2001 836.2 833.8 833.8 836.7 834.0 832.2 831.6 835.3 838.0 840.6 837.2 837.3 831.6 DAY 27 21 25 9 26 11 12 24 2 2 18 5 2002 837.1 837.3 834.9 829.9 835.8 833.5 833.3 833.7 838.0 841.7 840.4 835.4 829.9 DAY 11 25 28 3 4 21 24 7 18 21 26 21 2003 834.2 831.7 832.1 836.9 835.3 831.1 830.9 834.3 836.2 841.4 841.2 836.5 830.9 DAY 28 19 26 14 29 30 26 2 7 1 14 6 2004 835.2 836.7 836.7 830.5 832.0 832.5 832.6 833.5 836.7 842.4 836.6 836.2 830.5 DAY 27 2 15 17 13 15 11 3 12 3 23 16 2005 834.6 834.6 833.1 836.3 834.4 832.3 831.2 832.5 836.5 839.8 840.9 839.7 831.2 DAY 6 9 24 30 6 19 5 8 5 4 8 24 1995-2005 829.2 831.0 830.4 829.9 832.0 831.1 829.8 832.5 832.5 839.0 836.6 835.2 829.2 YEAR-DAY 98-13 0- 7 97-29 2- 3 4-13 3-30 97-16 5- 8 0- 2 96- 5 4-23 0-15 98-13 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 82 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1017.6 1017.8 1017.5 1018.3 1013.4 1008.8 1013.4 1017.3 1021.7 1022.1 1021.6 ****** 1996 1020.2 1018.3 1015.5 1018.8 1018.4 1013.3 1013.1 1014.1 1016.1 1020.7 1022.0 1022.8 1017.8 1997 1018.7 1018.1 1014.9 1016.4 1017.5 1013.2 1009.0 1012.4 1018.1 1021.5 1020.4 1019.8 1016.7 1998 1017.4 1017.5 1017.0 1017.4 1017.1 1014.6 1010.8 1014.1 1016.6 1020.5 1022.8 1023.9 1017.5 1999 1018.6 1018.6 1015.5 1017.5 1015.9 1013.3 1009.6 1013.5 1015.3 1020.7 1020.6 1023.1 1016.8 2000 1017.5 1017.8 1017.2 1018.1 1015.7 1011.8 1011.8 1013.6 1015.7 1020.6 1021.0 1020.4 1016.8 2001 1019.3 1018.0 1017.6 1017.8 1015.0 1010.8 1010.2 1014.7 1017.4 1020.6 1021.3 1022.3 1017.1 2002 1019.1 1019.9 1017.8 1015.7 1015.6 1012.8 1012.2 1012.1 1018.0 1021.3 1021.8 1019.5 1017.2 2003 1019.8 1016.0 1016.6 1018.0 1017.3 1012.3 1009.4 1013.1 1016.6 1021.3 1021.5 1021.6 1017.0 2004 1017.2 1019.6 1019.9 1016.3 1015.1 1012.7 1012.2 1012.3 1018.1 1022.7 1021.3 1019.6 1017.3 2005 1018.6 1016.1 1017.2 1018.8 1016.1 1012.5 1011.1 1012.3 1016.0 1022.0 1021.3 1021.9 1017.0 MEAN 1018.6 1017.9 1017.0 1017.5 1016.5 1012.8 1010.7 1013.2 1016.8 1021.2 1021.5 1021.5 1017.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 83 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1022.7 1023.1 1022.8 1022.7 1018.7 1013.1 1017.1 1022.2 1027.3 1026.5 1024.7 ****** DAY ** 1 3 11 27 7 4 25 13 25 15 23 1996 1026.4 1025.2 1021.3 1023.4 1023.1 1018.5 1018.1 1018.5 1022.6 1024.7 1027.7 1027.2 1027.7 DAY 26 8 29 8 17 3 4 31 25 13 16 28 1997 1023.8 1022.9 1023.4 1021.2 1020.8 1017.9 1011.7 1015.4 1022.7 1024.9 1026.1 1024.3 1026.1 DAY 19 17 11 13 12 8 25 10 19 9 5 23 1998 1024.3 1025.5 1022.6 1026.5 1023.7 1018.9 1016.2 1018.6 1021.0 1025.2 1027.0 1029.4 1029.4 DAY 4 23 28 12 8 5 22 29 26 25 21 10 1999 1023.0 1023.3 1020.8 1021.6 1021.9 1018.9 1012.8 1018.7 1021.2 1023.7 1025.0 1027.2 1027.2 DAY 11 12 31 25 28 2 8 20 30 27 14 6 2000 1025.6 1023.6 1020.8 1020.7 1019.4 1015.3 1018.4 1017.7 1021.2 1023.8 1026.1 1026.2 1026.2 DAY 31 11 21 2 6 4 30 23 29 31 17 17 2001 1024.3 1023.1 1025.0 1024.5 1018.8 1016.5 1015.9 1017.8 1022.9 1024.0 1025.7 1027.9 1027.9 DAY 14 28 2 1 16 2 29 15 23 10 14 9 2002 1025.7 1027.6 1027.7 1023.3 1019.4 1016.8 1015.3 1017.1 1022.7 1025.1 1025.9 1026.8 1027.7 DAY 25 6 11 1 11 4 31 29 21 11 18 30 2003 1027.6 1023.1 1023.4 1025.4 1020.8 1018.5 1015.0 1016.0 1021.3 1025.0 1029.7 1025.7 1029.7 DAY 12 6 3 8 11 4 3 12 27 15 25 14 2004 1023.0 1026.2 1025.6 1020.3 1020.6 1017.7 1016.7 1016.1 1023.5 1025.8 1025.4 1027.9 1027.9 DAY 12 10 9 7 18 1 18 29 26 15 29 4 2005 1024.8 1021.3 1021.6 1024.1 1019.6 1018.0 1014.3 1016.0 1019.2 1026.5 1026.5 1025.6 1026.5 DAY 1 15 29 20 10 6 16 29 26 11 23 7 1995-2005 1027.6 1027.6 1027.7 1026.5 1023.7 1018.9 1018.4 1018.7 1023.5 1027.3 1029.7 1029.4 1029.7 YEAR-DAY 3-12 2- 6 2-11 98-12 98- 8 98- 5 0-30 99-20 4-26 95-25 3-25 98-10 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 84 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 1010.3 1011.9 1010.9 1013.6 1010.3 1004.8 1010.4 1013.6 1017.3 1016.5 1015.2 ****** DAY ** 23 14 24 15 14 17 3 4 14 6 12 1996 1008.9 1009.6 1010.3 1014.3 1013.7 1009.5 1009.0 1010.5 1011.6 1015.0 1017.5 1018.2 1008.9 DAY 12 5 7 3 29 20 6 8 21 5 28 15 1997 1008.3 1014.5 1004.9 1010.4 1014.5 1007.0 1004.2 1008.2 1014.5 1018.8 1017.2 1012.2 1004.2 DAY 17 10 29 5 5 30 16 5 3 23 20 14 1998 1003.5 1009.5 1006.4 1011.1 1009.8 1008.8 1006.1 1010.7 1012.2 1015.8 1019.3 1018.2 1003.5 DAY 13 12 1 23 30 30 9 22 4 1 1 21 1999 1009.8 1009.1 1005.9 1010.9 1010.9 1006.2 1005.6 1008.9 1011.6 1017.8 1015.1 1017.4 1005.6 DAY 18 6 2 8 20 24 12 14 16 9 12 15 2000 1010.8 1005.6 1011.6 1015.4 1012.4 1008.0 1005.7 1008.7 1007.4 1015.0 1015.8 1010.5 1005.6 DAY 17 7 2 18 30 26 10 31 2 2 6 15 2001 1011.7 1008.9 1008.9 1012.3 1009.1 1007.0 1006.3 1010.7 1013.8 1016.8 1012.9 1013.0 1006.3 DAY 27 21 25 9 26 11 12 24 2 2 18 5 2002 1012.8 1013.0 1010.2 1004.3 1011.2 1008.6 1008.3 1008.8 1013.8 1018.1 1016.6 1010.8 1004.3 DAY 11 25 28 3 4 21 24 7 18 21 26 21 2003 1009.4 1006.4 1006.9 1012.5 1010.7 1005.7 1005.5 1009.5 1011.7 1017.8 1017.5 1012.1 1005.5 DAY 28 19 26 14 29 30 26 2 7 1 14 6 2004 1010.5 1012.3 1012.3 1005.0 1006.8 1007.4 1007.5 1008.6 1012.3 1018.9 1012.2 1011.7 1005.0 DAY 27 2 15 17 13 15 11 3 12 3 23 16 2005 1009.8 1009.8 1008.1 1011.8 1009.6 1007.1 1005.9 1007.4 1012.1 1015.9 1017.2 1015.8 1005.9 DAY 6 9 24 30 6 19 5 8 5 4 8 24 1995-2005 1003.5 1005.6 1004.9 1004.3 1006.8 1005.7 1004.2 1007.4 1007.4 1015.0 1012.2 1010.5 1003.5 YEAR-DAY 98-13 0- 7 97-29 2- 3 4-13 3-30 97-16 5- 8 0- 2 96- 5 4-23 0-15 98-13 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 85 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** 1002.5 996.0 999.6 1009.4 1015.4 1019.8 1023.6 ****** 1998 1022.7 1019.9 1016.4 1012.6 1009.2 1002.7 997.5 1000.9 1006.1 1014.2 1020.9 1024.1 1012.3 1999 1022.1 1020.4 1015.3 1012.3 1007.6 1002.3 996.5 999.9 1005.4 1014.9 1019.3 1025.6 1011.8 2000 1021.5 1020.9 1017.0 1012.3 1007.4 1000.4 998.0 1000.6 1006.4 1015.3 1021.0 1023.1 1012.0 2001 1023.7 1021.0 1016.6 1013.2 1007.0 998.9 996.7 1001.3 1007.9 1014.0 1021.2 1024.0 1012.1 2002 1022.7 1022.0 1016.5 1012.2 1008.1 1000.6 995.6 995.8 1003.5 1010.9 1016.6 1017.8 1010.2 2003 1020.0 1013.4 1012.6 1009.4 1006.5 997.7 992.6 996.3 1003.1 1011.0 1017.0 1019.5 1008.2 2004 1015.7 1017.0 1013.9 1009.0 1003.9 997.9 995.8 996.1 1004.2 1013.0 1015.8 1019.6 1008.5 2005 1018.9 1014.5 1012.3 1009.7 1004.8 997.9 993.9 995.6 1002.7 1012.3 1016.4 1019.1 1008.2 MEAN 1020.9 1018.6 1015.1 1011.3 1006.8 1000.1 995.8 998.5 1005.4 1013.4 1018.7 1021.8 1010.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 86 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** 1008.2 999.4 1004.0 1014.3 1019.7 1026.1 1035.2 ****** DAY ** ** ** ** ** 8 26 31 30 28 5 23 1998 1034.3 1028.8 1023.2 1022.3 1014.7 1008.9 1003.4 1004.9 1010.8 1020.4 1025.6 1030.3 1034.3 DAY 15 24 22 12 3 20 22 30 26 25 21 9 1999 1028.7 1026.3 1021.4 1017.4 1014.3 1007.2 1000.1 1005.3 1013.1 1019.4 1026.2 1030.3 1030.3 DAY 11 7 18 25 1 6 1 20 30 27 14 6 2000 1032.8 1028.8 1023.7 1018.7 1012.7 1004.2 1004.5 1005.6 1012.8 1020.2 1026.9 1032.1 1032.8 DAY 31 11 3 2 3 4 30 23 29 30 29 17 2001 1030.0 1026.9 1025.3 1020.7 1014.3 1006.0 1002.6 1005.1 1015.5 1017.8 1028.5 1031.2 1031.2 DAY 29 13 1 1 13 2 29 15 23 16 20 18 2002 1031.8 1031.3 1026.6 1021.3 1013.0 1008.4 999.8 1002.0 1008.5 1015.9 1021.6 1028.0 1031.8 DAY 26 2 12 1 11 4 31 29 21 26 30 30 2003 1027.5 1023.5 1023.3 1014.9 1011.8 1005.4 999.9 1000.2 1009.6 1015.1 1027.8 1026.6 1027.8 DAY 7 6 2 3 1 1 3 23 27 15 25 14 2004 1023.7 1025.7 1021.2 1014.7 1011.4 1005.1 999.2 1001.0 1010.3 1017.8 1025.7 1030.3 1030.3 DAY 1 9 23 7 18 1 18 29 30 26 29 30 2005 1024.9 1023.0 1016.2 1015.3 1009.0 1005.2 996.5 999.4 1006.9 1017.2 1021.8 1025.2 1025.2 DAY 13 15 27 20 10 4 16 29 29 30 23 28 1995-2005 1034.3 1031.3 1026.6 1022.3 1014.7 1008.9 1004.5 1005.6 1015.5 1020.4 1028.5 1035.2 1035.2 YEAR-DAY 98-15 2- 2 2-12 98-12 98- 3 98-20 0-30 0-23 1-23 98-25 1-20 97-23 97-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 87 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** 994.3 990.9 995.3 1002.9 1011.4 1014.8 1013.9 ****** DAY ** ** ** ** ** 29 16 5 2 1 22 10 1998 1009.0 1010.8 1005.8 1005.5 1001.2 994.8 991.6 997.0 999.7 1006.2 1016.1 1017.0 991.6 DAY 13 8 1 23 30 30 12 13 3 1 1 24 1999 1013.6 1011.1 1007.3 1004.1 1001.5 994.9 992.2 995.9 1000.7 1009.4 1011.4 1017.4 992.2 DAY 9 6 2 8 14 24 12 6 6 9 12 15 2000 1013.5 1008.2 1008.0 1006.6 1002.3 996.2 990.7 996.3 999.4 1007.5 1015.0 1012.3 990.7 DAY 28 7 24 18 27 24 11 4 2 1 2 11 2001 1016.3 1010.1 1006.9 1006.0 999.3 995.1 992.8 997.6 1002.1 1008.5 1011.2 1013.2 992.8 DAY 27 21 23 9 26 16 17 24 1 2 18 5 2002 1014.4 1009.2 1006.1 1001.1 1001.9 995.2 991.2 991.2 999.8 1006.8 1011.5 1008.0 991.2 DAY 12 25 28 3 21 18 24 14 18 14 26 21 2003 1009.1 1002.9 999.0 1003.2 998.1 990.9 988.7 993.0 996.3 1006.1 1010.8 1007.7 988.7 DAY 28 19 26 22 29 30 25 2 7 1 2 6 2004 1008.4 1004.8 1007.0 997.6 996.1 990.9 991.1 991.8 997.6 1008.1 1003.8 1012.1 990.9 DAY 27 15 13 17 13 15 11 4 12 3 23 16 2005 1008.2 1007.4 999.8 1001.6 1000.4 991.5 989.7 989.7 997.6 1005.0 1009.2 1011.8 989.7 DAY 6 5 24 30 6 19 6 8 12 4 8 24 1995-2005 1008.2 1002.9 999.0 997.6 996.1 990.9 988.7 989.7 996.3 1005.0 1003.8 1007.7 988.7 YEAR-DAY 5- 6 3-19 3-26 4-17 4-13 3-30 3-25 5- 8 3- 7 5- 4 4-23 3- 6 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 88 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 1022.0 1015.3 1014.3 1011.1 1008.2 999.4 994.2 997.9 1004.8 1012.7 1018.8 1021.4 1010.0 2004 1017.6 1018.9 1015.7 1010.8 1005.6 999.6 997.4 997.8 1005.9 1014.7 1017.6 1021.6 1010.3 2005 1020.8 1016.4 1014.1 1011.4 1006.5 999.5 995.5 997.3 1004.4 1014.1 1018.3 1021.0 1009.9 MEAN 1020.1 1016.9 1014.7 1011.1 1006.8 999.5 995.7 997.6 1005.0 1013.8 1018.2 1021.3 1010.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 89 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 1029.4 1025.4 1025.2 1016.7 1013.5 1007.1 1001.5 1001.8 1011.3 1016.8 1029.6 1028.5 1029.6 DAY 7 6 2 3 1 1 3 23 27 15 25 14 2004 1025.7 1027.6 1023.0 1016.4 1013.1 1006.8 1001.0 1002.6 1012.1 1019.6 1027.6 1032.3 1032.3 DAY 1 9 23 7 18 1 18 29 30 26 29 30 2005 1026.8 1024.9 1018.0 1017.0 1010.7 1006.8 998.1 1001.1 1008.7 1019.0 1023.7 1027.2 1027.2 DAY 13 15 27 20 10 4 16 29 29 30 23 28 1995-2005 1029.4 1027.6 1025.2 1017.0 1013.5 1007.1 1001.5 1002.6 1012.1 1019.6 1029.6 1032.3 1032.3 YEAR-DAY 3- 7 4- 9 3- 2 5-20 3- 1 3- 1 3- 3 4-29 4-30 4-26 3-25 4-30 4-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 90 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 1011.0 1004.6 1000.7 1004.9 999.8 992.5 990.3 994.6 998.0 1007.8 1012.5 1009.7 990.3 DAY 28 19 26 22 29 30 25 2 7 1 2 6 2004 1010.3 1006.8 1008.9 999.4 997.8 992.6 992.7 993.5 999.2 1009.9 1005.6 1014.1 992.6 DAY 27 15 13 17 13 15 11 4 12 3 23 16 2005 1010.1 1009.3 1001.7 1003.4 1002.2 993.1 991.4 991.4 999.3 1006.7 1011.2 1013.8 991.4 DAY 6 5 24 30 6 19 6 8 12 4 8 24 1995-2005 1010.1 1004.6 1000.7 999.4 997.8 992.5 990.3 991.4 998.0 1006.7 1005.6 1009.7 990.3 YEAR-DAY 5- 6 3-19 3-26 4-17 4-13 3-30 3-25 5- 8 3- 7 5- 4 4-23 3- 6 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 91 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M AVERAGE OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 839.8 840.1 840.3 840.9 837.0 832.8 836.4 839.9 843.2 843.3 843.0 ****** 1996 842.0 840.5 838.6 841.2 841.2 836.5 836.3 837.0 838.6 842.2 843.6 844.3 840.2 1997 841.0 840.6 838.1 839.2 840.3 836.4 832.9 835.5 840.5 843.2 842.2 841.7 839.3 1998 839.6 840.0 839.8 840.2 840.1 837.9 834.5 837.2 839.2 842.4 844.0 845.0 840.0 1999 841.1 841.1 838.5 840.3 838.9 836.8 833.3 836.5 837.9 842.3 842.4 844.5 839.5 2000 839.9 840.6 839.8 840.9 838.9 835.4 835.3 836.6 838.4 842.5 842.8 842.3 839.5 2001 841.7 840.6 840.4 840.5 838.3 834.5 834.0 837.6 840.0 842.5 843.2 844.3 839.8 2002 841.5 842.3 840.6 839.3 839.1 836.5 835.7 835.6 840.3 843.0 843.4 841.6 839.9 2003 842.0 838.9 839.4 840.9 840.1 836.0 833.3 836.3 839.2 843.1 843.1 843.5 839.6 2004 839.8 842.0 842.3 839.5 838.4 836.1 835.8 835.8 840.4 844.3 843.2 842.0 839.9 2005 841.1 839.2 840.1 841.5 839.2 836.1 834.9 835.7 838.6 843.7 843.0 843.7 839.7 MEAN 841.0 840.5 839.8 840.3 839.6 836.3 834.4 836.4 839.4 842.9 843.1 843.2 839.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 92 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MAX. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 844.8 844.3 844.5 845.0 841.6 835.8 839.2 844.0 847.3 847.4 845.8 ****** DAY ** 1 3 11 2 7 4 25 13 25 15 18 1996 847.6 847.0 843.0 844.2 845.0 840.8 841.0 840.5 843.6 845.2 848.7 847.6 848.7 DAY 26 8 29 8 17 3 3 31 25 13 16 28 1997 845.6 844.0 844.9 843.2 843.4 840.3 835.4 838.4 843.8 846.4 846.9 845.4 846.9 DAY 19 17 11 14 16 14 22 31 30 9 5 29 1998 845.4 847.0 845.0 847.9 845.0 841.8 839.1 840.4 842.8 846.2 847.9 849.5 849.5 DAY 22 23 27 12 8 5 22 29 26 25 21 9 1999 845.0 845.2 842.9 843.3 843.8 841.8 836.2 841.0 842.8 844.9 847.8 847.8 847.8 DAY 12 12 31 30 28 2 8 19 30 11 15 6 2000 846.8 845.0 843.5 843.3 842.4 838.5 841.1 840.1 843.2 845.7 846.9 846.9 846.9 DAY 31 11 21 9 7 4 30 23 29 31 17 17 2001 845.6 845.1 846.3 846.1 841.4 839.2 838.7 840.3 844.3 845.1 847.1 848.6 848.6 DAY 14 28 1 1 16 2 29 5 23 10 14 9 2002 847.0 848.5 848.5 844.7 843.2 840.4 838.1 839.7 844.1 845.9 847.5 847.1 848.5 DAY 25 6 11 1 10 4 31 29 21 10 18 14 2003 848.1 844.8 845.1 846.7 843.2 841.5 838.1 838.7 843.5 846.3 849.8 846.6 849.8 DAY 12 6 3 8 11 4 3 11 27 15 25 14 2004 844.4 847.1 847.0 842.5 843.3 840.8 839.2 839.2 844.6 847.1 845.9 848.3 848.3 DAY 12 10 8 27 18 2 18 29 27 15 29 4 2005 845.9 843.0 844.7 845.7 842.4 841.3 837.7 838.9 841.3 847.3 848.2 846.9 848.2 DAY 1 17 10 20 17 6 16 29 26 12 23 8 1995-2005 848.1 848.5 848.5 847.9 845.0 841.8 841.1 841.0 844.6 847.3 849.8 849.5 849.8 YEAR-DAY 3-12 2- 6 2-11 98-12 95- 2 98- 5 0-30 99-19 4-27 95-25 3-25 98- 9 3-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION LORDEGAN (40814) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 93 LATITUDE 31 31 N LONGITUDE 50 49 E DATA PROCESSING CENTER ELEVATION 1580.0 M MIN. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1995 ****** 833.4 835.0 835.0 837.0 834.1 829.4 834.0 836.7 839.8 838.5 838.0 ****** DAY ** 23 14 24 15 13 17 3 4 14 6 12 1996 831.8 835.0 834.0 837.6 837.8 832.8 832.5 833.4 834.5 837.0 840.1 840.4 831.8 DAY 12 5 7 18 29 19 6 8 21 5 28 15 1997 832.2 837.1 828.6 834.4 836.6 830.0 828.7 832.0 837.7 840.6 839