STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.7 12.4 15.4 23.6 28.9 34.2 34.9 33.2 30.3 21.5 16.4 11.2 22.4 MINIMUN AIR TEMPERATURE (C) 0.8 5.4 7.0 13.5 18.6 21.9 22.9 20.1 16.8 9.7 7.2 1.0 12.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 10 18 23 14 2 0 1 0 68 DAYS WITH MINIMUM TEMP. <=-4 2 0 0 0 0 0 0 0 0 0 0 0 2 DAYS WITH FREEZING MIN.<= 0 17 2 1 0 0 0 0 0 0 0 2 13 35 TEMPERATURE RECORDS LOWEST(C) -4.6 -2.6 0.0 7.4 13.2 16.8 15.4 12.8 13.0 3.4 -0.4 -3.4 -4.6 DAY 1 18 25 1 10 7 31 4 18 9 21 8 MAXIMUM AIR TEMPERATURE (C) 11.5 17.8 20.5 28.7 34.4 40.0 40.3 39.6 36.8 28.0 22.9 18.1 28.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 10 27 30 31 31 30 4 1 0 164 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 23.8 23.8 28.4 34.6 41.0 44.4 44.2 42.6 39.6 37.4 30.0 23.4 44.4 DAY 28 28 19 20 27 21 6 14 14 1 2 30 DIF. BETWEEN (MAX.-MIN.) (C) 10.7 12.4 13.5 15.2 15.8 18.1 17.4 19.5 20.0 18.3 15.7 17.1 16.1 MEAN DAILY TEMP. (MDT) (C) 6.1 11.6 13.8 21.1 26.5 30.9 31.6 29.9 26.8 18.9 15.1 9.6 20.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.2 30.4 170.4 298.3 329.8 274.5 174.1 20.0 10.9 0.0 1308.6 HEATING DEG. DAYS(BASE 18 0C) 367.7 179.8 140.3 1.1 0.0 0.0 0.0 0.0 0.0 28.0 122.4 261.8 1101.1 DEWPOINT (MEAN C) -0.5 0.5 -1.4 3.3 5.0 0.7 2.0 -1.3 -4.7 -4.8 -1.3 -5.5 -0.7 MIXING RATIO (G/KG) 4.21 4.72 4.23 5.62 6.31 4.80 5.15 4.08 3.11 3.11 4.08 2.88 4.36 VAPOUR PRESSURE (HPA) 6.09 6.80 6.09 8.06 9.04 6.86 7.35 5.85 4.47 4.51 5.89 4.18 6.27 SATURATION DEF. (HPA) 4.45 8.39 12.47 22.41 32.90 49.55 50.89 48.16 41.29 22.96 14.44 9.90 26.48 RELATIVE HUMIDITY (MEAN %) 66 50 37 30 25 14 14 13 12 19 33 34 29 RELATIVE HUMIDITY (MAX. %) 84 76 61 51 43 25 24 26 23 31 50 54 46 RELATIVE HUMIDITY (MIN. %) 51 30 23 19 16 8 9 7 6 11 21 21 19 RELATIVE HUMIDITY (MEAN% 03UTC) 83 76 58 50 43 25 24 26 23 31 49 54 45 RELATIVE HUMIDITY (MEAN% 09UTC) 59 40 28 22 21 11 11 9 8 14 26 27 23 RELATIVE HUMIDITY (MEAN% 15UTC) 61 45 32 23 18 10 10 8 8 16 30 30 24 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 38.0 22.9 13.2 0.8 1.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 76.2 DAYS WITH PRECIPITATION >=10 0 1 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH PRECIPITATION >= 5 4 2 0 0 0 0 0 0 0 0 0 0 6 DAYS WITH PRECIPITATION >= 1 7 2 4 0 1 0 0 0 0 0 0 0 14 DAYS WITH PRECIPITATION 8 6 6 2 2 0 0 0 0 0 0 0 24 GREATEST DAILY PRECIPITATION 9.0 13.0 4.0 0.8 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13.0 DAY 5 5 9 25 4 ** ** ** ** ** ** ** DAY WITH THUNDER STORM 0 0 1 0 1 0 0 0 0 0 0 0 2 DAYS WITH SNOW OR SLEET 3 0 0 0 0 0 0 0 0 0 0 0 3 DAYS WITH DUST 0 2 3 0 1 1 1 0 0 0 2 0 10 WIND DIRECTION (PREVAILING) 135 135 135 135 315 315 360 315 315 315 315 135 315 PREVAILING WIND SPEED(KNOTS) 6.6 7.1 7.1 6.0 8.4 8.0 9.1 9.9 6.0 6.4 8.2 5.9 8.2 PREVAILING WIND PERCENT 20.0 26.4 16.1 13.3 20.6 22.0 24.5 20.0 11.3 14.9 8.7 18.7 12.2 CALMS PERCENT OF WIND 58.1 42.9 47.1 54.0 54.8 53.3 40.6 52.9 48.7 65.6 68.0 73.5 55.0 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 154 150 155 1824 VECTOR WIND DIRECTION (MEAN) 148 162 204 185 301 335 351 345 352 328 212 127 323 VECTOR WIND MAGNITUDE(KNOTS) 0.5 2.4 1.4 1.3 1.5 2.3 4.0 3.0 1.2 1.0 0.9 0.6 0.6 WIND STEADINESES (MEAN %) 19.2 60.0 31.1 43.3 45.5 65.7 78.4 76.9 38.7 45.5 36.0 37.5 18.2 WIND SPEED (MEAN KNOTS) 2.6 4.0 4.5 3.0 3.3 3.5 5.1 3.9 3.1 2.2 2.5 1.6 3.3 FASTEST WIND DIRECTION 160 290 290 320 320 320 350 320 10 340 170 330 290 FASTEST WIND SPEED (KNOTS) 14 23 31 16 17 23 23 19 16 12 14 12 31 DAY 16 23 22 3 9 22 30 2 15 6 13 6 DAYS WITH SKY CLEAR (0-2)/8 12 13 15 11 17 28 31 30 28 24 16 23 248 DAYS WITH P.CLOUDY (3-6)/8 7 8 10 14 12 2 0 1 2 7 11 6 80 DAYS WITH CLOUDY (7-8)/8 12 7 6 5 2 0 0 0 0 0 3 2 37 DAYS WITH VISIBILITY =< 2 KM 1 1 1 0 0 0 0 0 0 0 1 0 4 DURATION OF SUNSHINE HOURS 150.4 181.3 209.6 246.1 309.1 374.9 385.4 362.2 332.3 294.5 222.5 ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 906.2 904.6 903.2 900.7 899.9 895.8 894.7 897.2 899.7 907.4 905.8 907.6 901.9 MAX. QFE PRESSURE IN HPA 913.3 911.6 910.8 909.7 906.5 904.0 900.8 902.8 905.9 914.7 914.0 915.8 915.8 DAY-HOUR 8- 6 8- 6 17- 6 1- 6 9- 6 23- 6 28- 6 26- 6 23- 6 17- 6 30- 6 27- 6 MIN. QFE PRESSURE IN HPA 899.4 896.6 893.4 892.9 892.0 890.1 886.6 888.6 894.3 897.8 897.3 898.8 886.6 DAY-HOUR 31-12 23-12 21-15 13-12 29-15 15-15 13-15 12-15 14-15 3-15 14-12 4-15 MEAN QNH PRESSURE IN HPA 1020.1 1018.4 1016.9 1014.1 1013.2 1008.7 1007.5 1010.3 1013.0 1021.4 1019.7 1021.7 1015.4 MAX. QNH PRESSURE IN HPA 1028.0 1026.1 1025.2 1024.0 1020.5 1017.7 1014.2 1016.4 1019.8 1029.5 1028.7 1030.7 1030.7 DAY-HOUR 8- 6 8- 6 17- 6 1- 6 9- 6 23- 6 28- 6 26- 6 23- 6 17- 6 30- 6 27- 6 MIN. QNH PRESSURE IN HPA 1012.7 1009.6 1006.0 1005.5 1004.5 1002.4 998.6 1000.8 1007.0 1010.9 1010.3 1012.0 998.6 DAY-HOUR 31-12 23-12 21-15 13-12 29-15 15-15 13-15 12-15 14-15 3-15 14-12 4-15 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 906.5 905.0 903.9 901.9 901.6 897.4 896.1 898.7 901.0 908.5 906.9 908.5 903.0 MAX. QFE PRESSURE IN HPA 912.5 910.2 909.0 907.7 905.7 903.0 900.6 902.0 904.8 913.6 912.4 914.3 914.3 DAY 8 8 18 1 9 23 28 26 23 17 21 27 MIN. QFE PRESSURE IN HPA 900.1 900.0 896.1 895.9 897.1 894.6 890.9 893.2 897.3 901.4 898.2 903.7 890.9 DAY 17 23 22 13 29 13 14 12 29 3 14 5 MEAN QNH PRESSURE IN HPA 1020.5 1018.8 1017.6 1015.4 1015.0 1010.5 1009.0 1011.9 1014.4 1022.6 1020.9 1022.7 1016.6 MAX. QNH PRESSURE IN HPA 1027.1 1024.5 1023.2 1021.8 1019.6 1016.6 1014.0 1015.5 1018.6 1028.3 1027.0 1029.1 1029.1 DAY 8 8 18 1 9 23 28 26 23 17 21 27 MIN. QNH PRESSURE IN HPA 1013.4 1013.3 1009.0 1008.8 1010.1 1007.4 1003.3 1005.8 1010.3 1014.9 1011.3 1017.4 1003.3 DAY 17 23 22 13 29 13 14 12 29 3 14 5 MEAN QFF PRESSURE IN HPA 1022.3 1018.2 1015.9 1010.4 1007.9 1001.5 999.7 1003.5 1007.4 1019.2 1019.2 1023.6 1012.4 MAX. QFF PRESSURE IN HPA 1030.0 1026.2 1022.8 1019.1 1014.4 1009.2 1005.5 1008.8 1012.8 1026.7 1028.3 1029.7 1030.0 DAY 8 8 17 1 9 23 28 26 23 9 30 7 MIN. QFF PRESSURE IN HPA 1011.7 1011.0 1006.3 1003.9 1001.5 997.1 992.8 996.1 1002.4 1008.7 1006.3 1017.7 992.8 DAY 31 21 22 13 29 19 14 23 15 3 14 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 907.5 906.3 905.3 902.9 901.9 897.8 896.5 899.2 901.8 909.9 908.0 909.9 903.9 MAX. QFE PRESSURE IN HPA 913.3 911.6 910.8 909.7 906.5 904.0 900.8 902.8 905.9 914.7 914.0 915.8 915.8 DAY 8 8 17 1 9 23 28 26 23 17 30 27 MIN. QFE PRESSURE IN HPA 902.6 899.8 896.5 896.9 896.2 894.6 891.2 893.4 898.4 902.5 899.5 904.8 891.2 DAY 31 4 22 13 29 13 13 12 14 3 14 5 MEAN QNH PRESSURE IN HPA 1021.6 1020.2 1019.2 1016.5 1015.5 1010.9 1009.4 1012.5 1015.3 1024.2 1022.1 1024.2 1017.6 MAX. QNH PRESSURE IN HPA 1028.0 1026.1 1025.2 1024.0 1020.5 1017.7 1014.2 1016.4 1019.8 1029.5 1028.7 1030.7 1030.7 DAY 8 8 17 1 9 23 28 26 23 17 30 27 MIN. QNH PRESSURE IN HPA 1016.2 1013.1 1009.5 1009.9 1009.1 1007.4 1003.6 1006.0 1011.6 1016.1 1012.8 1018.6 1003.6 DAY 31 4 22 13 29 13 13 12 14 3 14 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 906.5 905.0 903.4 901.1 900.4 896.1 894.9 897.5 899.8 907.4 905.6 907.6 902.1 MAX. QFE PRESSURE IN HPA 912.8 910.5 909.3 908.0 904.8 902.2 899.8 900.9 903.9 912.4 912.6 913.6 913.6 DAY 6 8 17 1 9 23 27 26 16 17 30 26 MIN. QFE PRESSURE IN HPA 901.5 898.3 894.6 895.3 894.8 893.2 889.5 891.8 896.3 900.2 897.6 901.7 889.5 DAY 31 23 22 13 29 13 13 12 3 3 14 5 MEAN QNH PRESSURE IN HPA 1020.4 1018.9 1017.1 1014.5 1013.7 1009.1 1007.7 1010.5 1013.1 1021.4 1019.5 1021.7 1015.6 MAX. QNH PRESSURE IN HPA 1027.4 1024.9 1023.6 1022.1 1018.6 1015.7 1013.1 1014.3 1017.6 1027.0 1027.2 1028.3 1028.3 DAY 6 8 17 1 9 23 27 26 16 17 30 26 MIN. QNH PRESSURE IN HPA 1015.0 1011.4 1007.4 1008.1 1007.6 1005.8 1001.8 1004.3 1009.2 1013.5 1010.7 1015.2 1001.8 DAY 31 23 22 13 29 13 13 12 3 3 14 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 905.1 903.3 901.6 899.1 898.2 894.2 893.2 895.6 898.0 905.6 903.8 905.8 900.3 MAX. QFE PRESSURE IN HPA 912.0 907.7 907.7 904.7 902.8 900.0 898.2 899.0 902.6 910.4 909.8 911.5 912.0 DAY 7 8 17 1 9 23 27 25 23 16 30 26 MIN. QFE PRESSURE IN HPA 899.4 896.6 893.4 892.9 892.4 890.8 887.5 889.2 894.6 897.9 897.3 898.9 887.5 DAY 31 23 22 13 29 13 13 12 3 3 14 4 MEAN QNH PRESSURE IN HPA 1019.0 1017.0 1015.0 1012.3 1011.3 1006.9 1005.8 1008.5 1011.1 1019.4 1017.5 1019.7 1013.6 MAX. QNH PRESSURE IN HPA 1026.5 1021.8 1021.8 1018.5 1016.4 1013.3 1011.3 1012.2 1016.2 1024.8 1024.1 1026.0 1026.5 DAY 7 8 17 1 9 23 27 25 23 16 30 26 MIN. QNH PRESSURE IN HPA 1012.7 1009.6 1006.0 1005.5 1004.9 1003.2 999.5 1001.4 1007.4 1011.0 1010.3 1012.1 999.5 DAY 31 23 22 13 29 13 13 12 3 3 14 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 905.4 903.6 901.9 898.6 897.7 893.5 892.8 895.2 898.2 905.8 904.6 906.5 900.3 MAX. QFE PRESSURE IN HPA 912.3 908.7 908.2 904.0 902.8 900.0 898.2 899.0 903.2 911.0 910.0 912.6 912.6 DAY 7 7 17 17 9 23 27 25 23 8 22 26 MIN. QFE PRESSURE IN HPA 900.4 898.4 893.4 893.2 892.0 890.1 886.6 888.6 894.3 897.8 898.5 898.8 886.6 DAY 31 21 21 12 29 15 13 12 14 3 10 4 MEAN QNH PRESSURE IN HPA 1019.2 1017.2 1015.4 1011.8 1010.7 1006.2 1005.4 1008.0 1011.3 1019.7 1018.3 1020.4 1013.6 MAX. QNH PRESSURE IN HPA 1026.9 1022.9 1022.3 1017.7 1016.4 1013.3 1011.3 1012.2 1016.8 1025.4 1024.3 1027.2 1027.2 DAY 7 7 17 17 9 23 27 25 23 8 22 26 MIN. QNH PRESSURE IN HPA 1013.8 1011.6 1006.0 1005.8 1004.5 1002.4 998.6 1000.8 1007.0 1010.9 1011.7 1012.0 998.6 DAY 31 21 21 12 29 15 13 12 14 3 10 4 MEAN QFF PRESSURE IN HPA 1021.0 1016.6 1013.5 1006.8 1003.6 997.2 996.1 999.7 1004.3 1016.2 1016.7 1021.2 1009.4 MAX. QFF PRESSURE IN HPA 1030.2 1024.3 1022.3 1014.1 1011.4 1005.9 1002.9 1004.5 1010.9 1024.3 1026.4 1027.7 1030.2 DAY 7 7 17 1 9 23 27 25 23 8 30 6 MIN. QFF PRESSURE IN HPA 1012.2 1007.7 1001.2 1000.1 996.9 992.6 987.9 991.7 998.7 1004.9 1007.8 1012.9 987.9 DAY 31 21 21 20 29 13 13 12 14 3 13 4 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 11.2 12.3 18.7 24.2 29.2 34.8 36.9 35.8 26.8 22.5 20.3 10.3 23.6 MINIMUN AIR TEMPERATURE (C) 1.8 0.9 8.6 12.5 18.3 22.5 23.8 22.2 14.2 12.9 11.5 1.3 12.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 1 5 23 27 18 3 1 0 0 78 DAYS WITH MINIMUM TEMP. <=-4 3 1 0 0 0 0 0 0 0 0 0 10 14 DAYS WITH FREEZING MIN.<= 0 14 12 0 0 0 0 0 0 0 0 0 16 42 TEMPERATURE RECORDS LOWEST(C) -4.2 -5.2 2.4 1.4 12.6 14.6 19.8 17.2 6.0 4.2 3.6 -10.8 -10.8 DAY 10 20 5 6 9 9 5 22 22 13 13 8 MAXIMUM AIR TEMPERATURE (C) 17.3 18.8 24.4 29.6 34.6 40.7 43.0 42.3 33.3 28.3 25.8 16.7 29.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 12 28 30 31 31 25 11 0 0 169 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 26.4 26.4 30.8 37.4 38.2 45.6 45.6 45.6 40.4 34.4 29.8 26.2 45.6 DAY 3 1 31 26 25 26 19 3 3 2 4 3 DIF. BETWEEN (MAX.-MIN.) (C) 15.5 17.9 15.8 17.1 16.3 18.2 19.2 20.1 19.1 15.4 14.3 15.4 17.1 MEAN DAILY TEMP. (MDT) (C) 9.6 9.8 16.5 21.1 26.5 31.6 33.4 32.2 23.8 20.6 18.7 9.0 21.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 2.0 53.7 169.1 318.1 384.6 348.7 98.6 30.9 9.9 0.0 1415.6 HEATING DEG. DAYS(BASE 18 0C) 262.1 228.8 61.8 16.4 0.0 0.0 0.0 0.0 1.0 11.5 27.3 284.4 893.3 DEWPOINT (MEAN C) -4.1 -7.4 -1.5 -1.7 0.1 2.8 5.0 3.9 2.0 4.7 -1.0 -5.2 -0.2 MIXING RATIO (G/KG) 3.31 2.63 4.15 4.02 4.58 5.39 6.35 5.85 5.05 6.21 4.22 3.15 4.58 VAPOUR PRESSURE (HPA) 4.78 3.79 5.97 5.79 6.57 7.67 9.00 8.32 7.26 8.95 6.10 4.56 6.56 SATURATION DEF. (HPA) 9.46 11.75 16.77 26.54 35.82 50.47 56.35 53.87 30.48 19.71 18.70 9.39 28.28 RELATIVE HUMIDITY (MEAN %) 39 30 31 21 18 15 16 15 22 35 27 35 25 RELATIVE HUMIDITY (MAX. %) 60 55 56 39 36 26 28 25 33 56 43 50 42 RELATIVE HUMIDITY (MIN. %) 24 16 18 12 10 9 9 9 15 23 17 24 16 RELATIVE HUMIDITY (MEAN% 03UTC) 57 55 54 39 35 26 28 25 33 56 43 49 42 RELATIVE HUMIDITY (MEAN% 09UTC) 32 21 21 16 13 12 12 12 18 27 20 30 20 RELATIVE HUMIDITY (MEAN% 15UTC) 35 21 25 15 12 10 11 11 18 30 25 30 20 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 10.1 0.6 5.4 0.5 4.0 0.0 0.0 0.0 0.0 2.0 0.2 0.2 23.0 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH PRECIPITATION >= 5 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH PRECIPITATION >= 1 2 0 1 0 2 0 0 0 0 1 0 0 6 DAYS WITH PRECIPITATION 3 1 6 2 2 0 0 0 0 1 1 1 17 GREATEST DAILY PRECIPITATION 6.0 0.6 3.0 0.3 3.0 0.0 0.0 0.0 0.0 2.0 0.2 0.2 6.0 DAY 25 19 11 18 6 ** ** ** ** 22 18 4 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 2 1 3 3 4 1 2 0 0 1 1 0 18 WIND DIRECTION (PREVAILING) 135 135 135 315 315 315 315 45 315 315 135 135 315 PREVAILING WIND SPEED(KNOTS) 6.3 8.5 6.7 6.0 6.9 7.4 6.8 7.2 9.1 8.5 5.6 7.8 7.6 PREVAILING WIND PERCENT 23.2 14.3 23.2 14.7 14.2 18.0 16.8 11.0 25.3 14.2 28.7 14.8 12.2 CALMS PERCENT OF WIND 59.4 53.6 54.8 55.3 56.1 56.7 47.1 65.8 50.7 66.5 44.7 64.5 56.3 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 153 233 163 307 308 328 356 355 337 326 157 175 329 VECTOR WIND MAGNITUDE(KNOTS) 0.9 0.4 2.7 0.5 0.5 2.4 2.9 1.7 3.4 1.1 2.6 1.3 0.4 WIND STEADINESES (MEAN %) 33.3 11.1 75.0 16.7 16.7 72.7 76.3 73.9 81.0 45.8 76.5 44.8 12.5 WIND SPEED (MEAN KNOTS) 2.7 3.6 3.6 3.0 3.0 3.3 3.8 2.3 4.2 2.4 3.4 2.9 3.2 FASTEST WIND DIRECTION 150 270 180 340 320 280 320 330 340 330 180 140 180 FASTEST WIND SPEED (KNOTS) 23 19 31 19 19 16 16 16 16 17 19 14 31 DAY 16 12 12 18 16 5 10 3 1 16 17 3 DAYS WITH SKY CLEAR (0-2)/8 21 24 15 19 16 30 31 30 27 20 16 22 271 DAYS WITH P.CLOUDY (3-6)/8 6 4 12 8 15 0 0 1 3 9 9 6 73 DAYS WITH CLOUDY (7-8)/8 4 0 4 3 0 0 0 0 0 2 5 3 21 DAYS WITH VISIBILITY =< 2 KM 1 0 3 0 0 2 0 0 0 0 0 0 6 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** 200.3 359.3 375.3 366.3 321.7 281.7 203.6 231.9 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 905.5 901.5 901.9 902.1 899.6 893.2 891.1 893.4 902.6 906.4 904.7 907.0 900.7 MAX. QFE PRESSURE IN HPA 915.8 911.3 909.1 913.5 905.8 900.9 896.2 899.0 911.0 914.7 911.9 916.5 916.5 DAY-HOUR 10- 6 20- 6 18- 6 5- 6 15- 6 9- 3 2- 6 16- 6 23- 6 10- 6 2- 6 8- 6 MIN. QFE PRESSURE IN HPA 894.4 891.1 890.8 894.1 890.3 885.8 885.3 886.8 892.9 898.6 896.6 893.7 885.3 DAY-HOUR 16-12 12-12 12-12 2-12 1-15 28-15 8-12 2-15 1-12 2-12 26- 3 4-12 MEAN QNH PRESSURE IN HPA 1019.4 1014.9 1015.3 1015.6 1012.8 1005.8 1003.5 1006.1 1016.2 1020.3 1018.5 1021.0 1014.1 MAX. QNH PRESSURE IN HPA 1030.7 1025.8 1023.3 1028.2 1019.7 1014.3 1009.1 1012.2 1025.4 1029.5 1026.4 1031.5 1031.5 DAY-HOUR 10- 6 20- 6 18- 6 5- 6 15- 6 9- 3 2- 6 16- 6 23- 6 10- 6 2- 6 8- 6 MIN. QNH PRESSURE IN HPA 1007.1 1003.5 1003.2 1006.8 1002.6 997.7 997.1 998.8 1005.5 1011.8 1009.6 1006.4 997.1 DAY-HOUR 16-12 12-12 12-12 2-12 1-15 28-15 8-12 2-15 1-12 2-12 26- 3 4-12 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 906.0 902.1 902.9 903.5 901.1 894.8 892.7 894.9 903.9 907.6 905.7 907.6 901.9 MAX. QFE PRESSURE IN HPA 914.7 909.9 908.2 911.8 905.4 900.9 896.2 898.2 910.3 913.5 910.3 915.5 915.5 DAY 10 20 18 5 15 9 14 16 23 10 2 8 MIN. QFE PRESSURE IN HPA 898.9 893.3 895.9 897.7 897.2 889.4 888.7 889.9 895.5 903.0 896.6 894.6 888.7 DAY 16 12 12 3 1 29 8 3 1 3 26 4 MEAN QNH PRESSURE IN HPA 1020.0 1015.6 1016.5 1017.2 1014.5 1007.5 1005.3 1007.7 1017.6 1021.6 1019.6 1021.7 1015.4 MAX. QNH PRESSURE IN HPA 1029.5 1024.2 1022.3 1026.3 1019.3 1014.3 1009.1 1011.3 1024.7 1028.2 1024.7 1030.4 1030.4 DAY 10 20 18 5 15 9 14 16 23 10 2 8 MIN. QNH PRESSURE IN HPA 1012.1 1005.9 1008.8 1010.8 1010.2 1001.6 1000.9 1002.2 1008.4 1016.6 1009.6 1007.4 1000.9 DAY 16 12 12 3 1 29 8 3 1 3 26 4 MEAN QFF PRESSURE IN HPA 1020.3 1015.4 1013.6 1012.2 1007.3 998.2 995.3 998.4 1011.8 1017.2 1016.2 1022.3 1010.7 MAX. QFF PRESSURE IN HPA 1032.3 1027.8 1021.1 1025.1 1012.2 1006.9 999.8 1003.2 1021.2 1026.3 1022.0 1036.5 1036.5 DAY 10 20 18 6 8 9 14 24 23 10 20 8 MIN. QFF PRESSURE IN HPA 1010.9 1003.8 1005.2 1003.8 1002.9 991.8 989.6 992.3 999.7 1009.1 1004.0 1002.0 989.6 DAY 17 12 12 26 1 29 8 3 1 2 26 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 907.6 903.4 903.9 904.2 901.5 895.2 892.9 895.5 904.7 908.5 906.8 909.1 902.8 MAX. QFE PRESSURE IN HPA 915.8 911.3 909.1 913.5 905.8 900.7 896.2 899.0 911.0 914.7 911.9 916.5 916.5 DAY 10 20 18 5 15 9 2 16 23 10 2 8 MIN. QFE PRESSURE IN HPA 899.1 894.1 895.4 898.7 896.4 890.3 888.8 890.4 896.6 903.0 899.0 896.1 888.8 DAY 16 12 12 3 1 29 8 2 1 2 26 4 MEAN QNH PRESSURE IN HPA 1021.7 1017.0 1017.6 1017.9 1014.9 1008.0 1005.5 1008.3 1018.5 1022.7 1020.8 1023.3 1016.4 MAX. QNH PRESSURE IN HPA 1030.7 1025.8 1023.3 1028.2 1019.7 1014.1 1009.1 1012.2 1025.4 1029.5 1026.4 1031.5 1031.5 DAY 10 20 18 5 15 9 2 16 23 10 2 8 MIN. QNH PRESSURE IN HPA 1012.3 1006.8 1008.2 1011.9 1009.4 1002.6 1001.0 1002.7 1009.6 1016.6 1012.2 1009.0 1001.0 DAY 16 12 12 3 1 29 8 2 1 2 26 4 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 905.7 901.8 902.2 902.5 899.9 893.6 891.3 893.6 902.8 906.3 904.4 907.1 900.9 MAX. QFE PRESSURE IN HPA 913.3 910.0 907.7 912.7 903.8 899.1 894.8 896.6 909.4 912.5 910.1 914.1 914.1 DAY 10 20 18 5 15 8 3 16 23 10 1 8 MIN. QFE PRESSURE IN HPA 897.0 892.5 893.9 896.7 893.3 888.6 887.7 889.3 895.0 901.1 898.0 895.8 887.7 DAY 16 12 12 3 1 29 8 2 1 2 26 4 MEAN QNH PRESSURE IN HPA 1019.6 1015.3 1015.7 1016.0 1013.2 1006.3 1003.7 1006.3 1016.4 1020.3 1018.2 1021.1 1014.3 MAX. QNH PRESSURE IN HPA 1028.0 1024.3 1021.8 1027.3 1017.5 1012.3 1007.6 1009.6 1023.7 1027.1 1024.4 1028.8 1028.8 DAY 10 20 18 5 15 8 3 16 23 10 1 8 MIN. QNH PRESSURE IN HPA 1010.0 1005.1 1006.6 1009.7 1005.9 1000.8 999.8 1001.5 1007.8 1014.5 1011.1 1008.7 999.8 DAY 16 12 12 3 1 29 8 2 1 2 26 4 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 903.9 899.9 900.0 900.1 897.8 891.5 889.4 891.7 900.7 904.5 902.9 905.3 899.0 MAX. QFE PRESSURE IN HPA 912.4 908.2 905.7 910.6 902.0 897.1 893.8 894.5 908.0 910.5 907.8 912.0 912.4 DAY 28 20 18 5 15 8 13 8 23 10 1 7 MIN. QFE PRESSURE IN HPA 894.4 891.1 890.8 894.1 891.1 886.6 885.3 887.0 892.9 898.6 897.7 893.7 885.3 DAY 16 12 12 2 1 29 8 2 1 2 25 4 MEAN QNH PRESSURE IN HPA 1017.6 1013.3 1013.3 1013.4 1010.9 1004.0 1001.7 1004.1 1014.1 1018.3 1016.5 1019.1 1012.2 MAX. QNH PRESSURE IN HPA 1027.0 1022.3 1019.6 1025.0 1015.5 1010.1 1006.5 1007.3 1022.1 1024.9 1021.9 1026.5 1027.0 DAY 28 20 18 5 15 8 13 8 23 10 1 7 MIN. QNH PRESSURE IN HPA 1007.1 1003.5 1003.2 1006.8 1003.5 998.6 997.1 999.0 1005.5 1011.8 1010.8 1006.4 997.1 DAY 16 12 12 2 1 29 8 2 1 2 25 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 904.5 900.2 900.3 900.1 897.7 891.0 889.3 891.6 901.0 905.0 903.8 906.0 899.2 MAX. QFE PRESSURE IN HPA 913.3 907.9 905.9 911.0 901.4 896.7 893.5 894.8 908.3 910.6 908.6 913.5 913.5 DAY 28 20 18 5 15 9 13 15 23 9 2 7 MIN. QFE PRESSURE IN HPA 895.3 892.7 892.0 894.1 890.3 885.8 885.8 886.8 893.1 899.0 898.1 894.8 885.8 DAY 16 12 12 2 1 28 8 2 4 2 25 4 MEAN QNH PRESSURE IN HPA 1018.2 1013.6 1013.7 1013.4 1010.7 1003.4 1001.5 1004.0 1014.5 1018.9 1017.5 1019.9 1012.4 MAX. QNH PRESSURE IN HPA 1028.0 1022.0 1019.8 1025.4 1014.9 1009.7 1006.2 1007.6 1022.5 1025.0 1022.8 1028.2 1028.2 DAY 28 20 18 5 15 9 13 15 23 9 2 7 MIN. QNH PRESSURE IN HPA 1008.1 1005.3 1004.5 1006.8 1002.6 997.7 997.7 998.8 1005.7 1012.2 1011.2 1007.6 997.7 DAY 16 12 12 2 1 28 8 2 4 2 25 4 MEAN QFF PRESSURE IN HPA 1018.5 1013.4 1010.7 1008.3 1003.6 994.0 991.6 994.7 1008.6 1014.4 1014.1 1020.6 1007.7 MAX. QFF PRESSURE IN HPA 1029.3 1025.2 1018.0 1024.7 1009.4 1002.1 996.5 999.0 1018.7 1022.7 1019.7 1032.5 1032.5 DAY 28 20 18 5 7 9 13 23 23 10 19 7 MIN. QFF PRESSURE IN HPA 1006.4 1002.4 999.7 998.8 995.5 988.0 986.5 988.8 997.5 1005.1 1006.0 1003.7 986.5 DAY 5 12 12 26 1 28 8 2 2 2 25 3 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 12.0 12.6 16.2 22.3 27.8 33.5 38.0 34.9 29.9 22.8 17.7 8.4 23.0 MINIMUN AIR TEMPERATURE (C) 1.8 3.0 6.3 13.6 16.8 22.4 25.1 20.4 16.8 12.0 6.9 1.1 12.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 3 24 28 11 5 0 0 0 71 DAYS WITH MINIMUM TEMP. <=-4 1 2 1 0 0 0 0 0 0 0 2 0 6 DAYS WITH FREEZING MIN.<= 0 15 7 7 0 0 0 0 0 0 0 4 10 43 TEMPERATURE RECORDS LOWEST(C) -4.4 -5.0 -4.6 5.8 12.6 14.0 17.4 16.4 11.0 2.8 -5.0 -2.6 -5.0 DAY 25 27 7 1 19 1 28 9 5 29 28 19 MAXIMUM AIR TEMPERATURE (C) 18.3 18.4 22.0 27.4 32.9 39.0 43.7 41.3 36.5 29.3 24.7 13.5 28.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 7 27 29 31 31 30 15 3 0 174 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.6 24.6 30.6 32.8 38.6 44.0 46.2 44.2 39.8 36.6 30.0 18.0 46.2 DAY 17 23 25 20 7 14 12 23 12 4 1 2 DIF. BETWEEN (MAX.-MIN.) (C) 16.5 15.4 15.7 13.8 16.1 16.6 18.6 20.9 19.7 17.3 17.8 12.4 16.7 MEAN DAILY TEMP. (MDT) (C) 10.1 10.7 14.1 20.5 24.9 30.7 34.4 30.9 26.6 20.7 15.8 7.3 20.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 2.9 26.0 119.4 291.5 416.9 305.9 169.3 55.5 2.9 0.0 1390.3 HEATING DEG. DAYS(BASE 18 0C) 245.8 204.9 132.6 8.8 0.0 0.0 0.0 0.0 0.0 21.6 91.5 330.5 1035.6 DEWPOINT (MEAN C) -5.2 -5.4 -5.7 0.4 1.1 1.3 1.4 -2.6 -4.9 -2.6 -9.7 -1.4 -2.8 MIXING RATIO (G/KG) 3.01 3.09 3.16 4.74 5.00 4.86 4.82 3.68 3.22 3.78 2.28 4.01 3.80 VAPOUR PRESSURE (HPA) 4.36 4.46 4.56 6.80 7.17 6.95 6.85 5.27 4.63 5.46 3.30 5.81 5.47 SATURATION DEF. (HPA) 10.62 11.07 15.09 21.23 31.64 47.09 62.22 53.72 39.84 24.56 18.79 5.58 28.45 RELATIVE HUMIDITY (MEAN %) 34 32 27 28 21 15 11 10 13 22 16 55 24 RELATIVE HUMIDITY (MAX. %) 53 50 44 47 34 27 17 19 24 37 27 76 38 RELATIVE HUMIDITY (MIN. %) 21 20 16 18 14 9 8 6 7 14 9 39 15 RELATIVE HUMIDITY (MEAN% 03UTC) 52 49 41 45 34 27 17 19 23 36 27 74 37 RELATIVE HUMIDITY (MEAN% 09UTC) 25 26 22 22 16 12 9 8 9 17 12 47 19 RELATIVE HUMIDITY (MEAN% 15UTC) 28 24 22 23 18 11 8 7 10 19 17 52 20 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 2.5 4.3 24.2 20.3 2.4 0.0 0.0 0.0 0.0 8.0 0.0 17.5 79.2 DAYS WITH PRECIPITATION >=10 0 0 1 1 0 0 0 0 0 0 0 0 2 DAYS WITH PRECIPITATION >= 5 0 0 1 1 0 0 0 0 0 1 0 2 5 DAYS WITH PRECIPITATION >= 1 1 2 3 4 1 0 0 0 0 2 0 5 18 DAYS WITH PRECIPITATION 4 4 5 6 4 0 0 0 0 2 0 6 31 GREATEST DAILY PRECIPITATION 2.0 2.0 18.0 12.0 2.0 0.0 0.0 0.0 0.0 5.0 0.0 7.0 18.0 DAY 26 6 22 24 31 ** ** ** ** 23 ** 25 DAY WITH THUNDER STORM 0 0 0 5 0 0 0 0 0 0 0 1 6 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 1 0 1 1 0 1 1 2 2 0 1 0 10 WIND DIRECTION (PREVAILING) 135 135 135 135 315 315 360 45 315 135 135 135 135 PREVAILING WIND SPEED(KNOTS) 6.1 8.0 6.8 8.5 8.4 8.3 9.9 9.6 9.9 8.5 7.2 7.8 7.6 PREVAILING WIND PERCENT 17.4 20.0 11.6 20.7 16.8 16.0 13.5 18.7 20.0 12.3 22.0 5.8 11.9 CALMS PERCENT OF WIND 67.7 59.3 63.9 42.0 52.3 56.7 63.9 51.0 47.3 69.0 63.3 84.5 60.2 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 149 153 242 157 332 307 3 4 335 82 140 156 26 VECTOR WIND MAGNITUDE(KNOTS) 1.0 0.9 0.2 2.3 1.4 1.3 2.3 3.1 0.8 0.3 1.7 0.2 0.3 WIND STEADINESES (MEAN %) 50.0 25.7 7.7 50.0 36.8 39.4 67.6 67.4 17.4 12.5 65.4 20.0 9.4 WIND SPEED (MEAN KNOTS) 2.0 3.5 2.6 4.6 3.8 3.3 3.4 4.6 4.6 2.4 2.6 1.0 3.2 FASTEST WIND DIRECTION 310 330 320 180 330 320 20 340 330 140 320 140 330 FASTEST WIND SPEED (KNOTS) 16 21 16 19 16 19 16 17 19 17 14 12 21 DAY 1 25 10 23 14 23 17 15 1 22 12 31 DAYS WITH SKY CLEAR (0-2)/8 22 15 19 10 19 25 29 30 29 29 27 13 267 DAYS WITH P.CLOUDY (3-6)/8 5 10 6 12 9 5 2 1 1 1 3 11 66 DAYS WITH CLOUDY (7-8)/8 4 3 6 8 3 0 0 0 0 1 0 7 32 DAYS WITH VISIBILITY =< 2 KM 0 0 0 0 1 0 0 0 0 0 1 2 4 DURATION OF SUNSHINE HOURS 244.0 215.7 271.8 248.6 ****** 335.3 365.3 375.1 327.3 309.4 286.9 183.7 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 906.3 903.7 902.5 900.9 901.0 895.5 890.3 895.1 899.4 904.5 905.4 907.6 901.0 MAX. QFE PRESSURE IN HPA 915.9 909.8 911.7 906.6 907.0 904.9 896.0 900.4 906.9 914.7 913.4 912.9 915.9 DAY-HOUR 7- 6 14- 6 3- 6 1- 6 26- 6 1- 6 28- 6 25- 6 22- 6 27- 6 16- 6 20- 6 MIN. QFE PRESSURE IN HPA 898.8 893.7 892.4 894.0 894.6 887.2 885.0 890.0 894.4 897.1 896.8 900.5 885.0 DAY-HOUR 22-12 23-12 26-15 24-15 10-15 22-15 10-15 23-15 19-15 13-12 25-15 4-12 MEAN QNH PRESSURE IN HPA 1020.3 1017.4 1016.1 1014.3 1014.4 1008.4 1002.6 1007.9 1012.7 1018.2 1019.3 1021.7 1014.4 MAX. QNH PRESSURE IN HPA 1030.8 1024.1 1026.2 1020.6 1021.0 1018.7 1008.9 1013.8 1020.9 1029.5 1028.1 1027.5 1030.8 DAY-HOUR 7- 6 14- 6 3- 6 1- 6 26- 6 1- 6 28- 6 25- 6 22- 6 27- 6 16- 6 20- 6 MIN. QNH PRESSURE IN HPA 1012.0 1006.4 1004.9 1006.7 1007.4 999.2 996.8 1002.3 1007.1 1010.1 1009.8 1013.9 996.8 DAY-HOUR 22-12 23-12 26-15 24-15 10-15 22-15 10-15 23-15 19-15 13-12 25-15 4-12 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 906.9 904.5 903.3 902.0 902.4 897.0 891.8 896.4 900.8 905.5 906.3 908.3 902.1 MAX. QFE PRESSURE IN HPA 913.9 909.0 910.0 906.3 906.7 904.0 895.8 899.7 906.8 913.6 912.2 911.8 913.9 DAY 8 26 3 1 27 1 29 25 22 27 16 11 MIN. QFE PRESSURE IN HPA 901.0 898.6 896.1 898.2 898.5 892.1 888.2 893.5 897.3 899.6 899.6 903.2 888.2 DAY 1 24 27 18 11 14 17 8 1 13 26 4 MEAN QNH PRESSURE IN HPA 1020.9 1018.3 1017.0 1015.6 1015.9 1010.0 1004.3 1009.3 1014.2 1019.4 1020.3 1022.4 1015.6 MAX. QNH PRESSURE IN HPA 1028.6 1023.2 1024.3 1020.3 1020.7 1017.7 1008.7 1013.0 1020.8 1028.3 1026.7 1026.3 1028.6 DAY 8 26 3 1 27 1 29 25 22 27 16 11 MIN. QNH PRESSURE IN HPA 1014.4 1011.8 1009.0 1011.3 1011.7 1004.6 1000.3 1006.2 1010.3 1012.9 1012.9 1016.8 1000.3 DAY 1 24 27 18 11 14 17 8 1 13 26 4 MEAN QFF PRESSURE IN HPA 1021.1 1017.7 1015.2 1011.0 1009.3 1001.2 994.0 1000.6 1007.3 1015.1 1018.5 1023.7 1011.2 MAX. QFF PRESSURE IN HPA 1030.8 1026.3 1024.8 1017.9 1014.6 1012.9 1000.1 1004.4 1014.0 1026.2 1030.0 1028.7 1030.8 DAY 8 26 3 1 27 1 28 25 22 27 28 11 MIN. QFF PRESSURE IN HPA 1011.8 1008.9 1003.9 1006.2 1004.8 994.1 989.2 996.6 1002.5 1006.6 1010.6 1017.5 989.2 DAY 12 23 26 18 6 14 11 23 1 13 12 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 908.4 905.6 904.4 902.7 902.9 897.4 892.0 897.0 901.6 906.7 907.7 909.6 903.0 MAX. QFE PRESSURE IN HPA 915.9 909.8 911.7 906.6 907.0 904.9 896.0 900.4 906.9 914.7 913.4 912.9 915.9 DAY 7 14 3 1 26 1 28 25 22 27 16 20 MIN. QFE PRESSURE IN HPA 902.4 899.3 896.5 898.5 899.1 892.4 888.2 893.4 898.9 900.6 902.3 903.4 888.2 DAY 1 23 27 24 10 14 16 8 19 13 26 4 MEAN QNH PRESSURE IN HPA 1022.6 1019.5 1018.2 1016.2 1016.5 1010.5 1004.6 1010.0 1015.1 1020.7 1021.8 1023.8 1016.6 MAX. QNH PRESSURE IN HPA 1030.8 1024.1 1026.2 1020.6 1021.0 1018.7 1008.9 1013.8 1020.9 1029.5 1028.1 1027.5 1030.8 DAY 7 14 3 1 26 1 28 25 22 27 16 20 MIN. QNH PRESSURE IN HPA 1016.0 1012.5 1009.5 1011.7 1012.3 1004.9 1000.3 1006.0 1012.1 1014.0 1015.8 1017.1 1000.3 DAY 1 23 27 24 10 14 16 8 19 13 26 4 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 906.2 903.8 902.8 901.3 901.2 895.9 890.6 895.3 899.7 904.8 905.4 907.7 901.2 MAX. QFE PRESSURE IN HPA 913.9 908.3 909.7 905.0 905.7 903.8 894.8 898.8 904.7 912.3 911.3 911.3 913.9 DAY 7 14 3 1 26 1 28 25 22 27 16 10 MIN. QFE PRESSURE IN HPA 900.5 897.2 896.1 896.9 897.4 890.8 887.0 891.6 896.4 899.1 900.6 901.0 887.0 DAY 22 23 26 24 10 22 16 8 19 13 25 4 MEAN QNH PRESSURE IN HPA 1020.2 1017.5 1016.4 1014.7 1014.6 1008.8 1003.0 1008.2 1013.0 1018.6 1019.2 1021.8 1014.7 MAX. QNH PRESSURE IN HPA 1028.6 1022.5 1024.0 1018.8 1019.6 1017.5 1007.6 1012.0 1018.5 1026.9 1025.8 1025.8 1028.6 DAY 7 14 3 1 26 1 28 25 22 27 16 10 MIN. QNH PRESSURE IN HPA 1013.9 1010.2 1009.0 1009.9 1010.5 1003.2 999.0 1004.1 1009.4 1012.3 1014.0 1014.4 999.0 DAY 22 23 26 24 10 22 16 8 19 13 25 4 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 904.7 902.0 900.9 899.3 899.2 893.9 888.8 893.5 897.6 902.7 903.6 906.0 899.3 MAX. QFE PRESSURE IN HPA 912.4 906.7 908.0 903.0 904.3 901.8 892.7 896.8 902.1 910.1 909.4 910.1 912.4 DAY 7 14 3 1 26 1 28 25 22 26 16 10 MIN. QFE PRESSURE IN HPA 898.8 893.7 893.3 894.9 895.0 888.0 885.0 890.3 894.5 897.1 897.6 900.5 885.0 DAY 22 23 26 16 10 22 11 8 19 13 25 4 MEAN QNH PRESSURE IN HPA 1018.5 1015.5 1014.3 1012.5 1012.5 1006.6 1001.0 1006.1 1010.7 1016.2 1017.3 1019.9 1012.6 MAX. QNH PRESSURE IN HPA 1027.0 1020.7 1022.1 1016.6 1018.1 1015.3 1005.3 1009.8 1015.6 1024.4 1023.7 1024.4 1027.0 DAY 7 14 3 1 26 1 28 25 22 26 16 10 MIN. QNH PRESSURE IN HPA 1012.0 1006.4 1005.9 1007.7 1007.8 1000.1 996.8 1002.6 1007.3 1010.1 1010.7 1013.9 996.8 DAY 22 23 26 16 10 22 11 8 19 13 25 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 905.5 902.5 901.2 899.5 899.2 893.4 888.4 893.4 897.5 902.7 904.1 906.4 899.5 MAX. QFE PRESSURE IN HPA 913.0 906.8 908.0 903.5 904.4 901.6 892.9 896.3 903.0 910.3 910.0 910.6 913.0 DAY 7 14 3 12 26 1 28 25 22 26 27 10 MIN. QFE PRESSURE IN HPA 899.8 894.1 892.4 894.0 894.6 887.2 885.0 890.0 894.4 897.3 896.8 901.2 885.0 DAY 11 23 26 24 10 22 10 23 19 12 25 4 MEAN QNH PRESSURE IN HPA 1019.4 1016.1 1014.6 1012.7 1012.4 1006.0 1000.5 1006.0 1010.5 1016.3 1017.8 1020.4 1012.7 MAX. QNH PRESSURE IN HPA 1027.6 1020.8 1022.1 1017.2 1018.2 1015.1 1005.5 1009.2 1016.6 1024.7 1024.3 1025.0 1027.6 DAY 7 14 3 12 26 1 28 25 22 26 27 10 MIN. QNH PRESSURE IN HPA 1013.1 1006.8 1004.9 1006.7 1007.4 999.2 996.8 1002.3 1007.1 1010.3 1009.8 1014.6 996.8 DAY 11 23 26 24 10 22 10 23 19 12 25 4 MEAN QFF PRESSURE IN HPA 1019.5 1015.6 1012.7 1008.1 1005.7 997.1 990.2 997.2 1003.7 1012.0 1016.0 1021.6 1008.3 MAX. QFF PRESSURE IN HPA 1029.6 1021.9 1022.5 1013.7 1011.7 1009.2 996.7 1000.7 1011.4 1022.7 1027.2 1026.0 1029.6 DAY 7 14 3 1 26 1 28 25 22 27 27 10 MIN. QFF PRESSURE IN HPA 1011.0 1003.1 999.5 1003.0 1001.3 989.0 985.0 992.1 999.4 1004.1 1007.6 1014.6 985.0 DAY 17 23 26 24 10 22 11 23 19 12 25 4 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.9 13.5 16.0 23.4 29.0 34.7 33.9 33.8 32.0 23.0 14.3 12.0 22.7 MINIMUN AIR TEMPERATURE (C) 0.8 5.9 8.8 13.8 18.0 21.9 22.6 20.6 18.6 11.0 4.1 2.1 12.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 2 6 21 22 14 10 0 0 0 75 DAYS WITH MINIMUM TEMP. <=-4 3 0 0 0 0 0 0 0 0 0 1 2 6 DAYS WITH FREEZING MIN.<= 0 14 2 0 0 0 0 0 0 0 0 3 11 30 TEMPERATURE RECORDS LOWEST(C) -8.8 -2.0 3.0 4.4 11.6 13.6 18.2 14.8 10.4 2.8 -4.6 -6.2 -8.8 DAY 15 24 18 7 1 18 23 31 1 21 19 3 MAXIMUM AIR TEMPERATURE (C) 11.4 19.5 21.5 29.2 34.5 40.2 39.1 39.6 38.7 30.0 20.4 19.0 28.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 15 31 30 31 31 30 19 0 0 187 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 21.4 26.4 28.2 34.0 40.8 44.6 43.2 43.0 42.4 35.0 28.6 26.0 44.6 DAY 7 10 31 23 31 9 9 24 10 14 7 29 DIF. BETWEEN (MAX.-MIN.) (C) 10.6 13.6 12.7 15.4 16.5 18.3 16.5 19.0 20.1 19.0 16.3 16.9 16.2 MEAN DAILY TEMP. (MDT) (C) 6.1 12.7 15.2 21.5 26.3 31.0 30.8 30.1 28.6 20.5 12.3 10.5 20.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 1.2 51.0 162.9 300.9 305.3 282.2 228.8 28.0 0.0 0.0 1360.3 HEATING DEG. DAYS(BASE 18 0C) 368.8 158.6 96.4 15.8 0.0 0.0 0.0 0.0 0.0 15.7 172.2 231.3 1058.8 DEWPOINT (MEAN C) -3.3 -3.6 0.6 -0.4 4.3 -0.2 1.5 1.2 1.5 -4.6 -6.4 -8.3 -1.5 MIXING RATIO (G/KG) 3.44 3.57 4.72 4.42 6.23 4.66 4.90 4.95 4.97 3.41 2.78 2.46 4.21 VAPOUR PRESSURE (HPA) 4.99 5.15 6.78 6.36 8.90 6.64 7.00 7.08 7.11 4.91 4.03 3.57 6.04 SATURATION DEF. (HPA) 5.95 11.26 12.38 24.13 33.07 50.89 47.79 48.07 43.26 25.11 13.47 11.40 27.23 RELATIVE HUMIDITY (MEAN %) 53 37 41 24 24 13 14 15 16 19 27 27 26 RELATIVE HUMIDITY (MAX. %) 74 57 64 41 43 24 27 26 26 32 42 46 42 RELATIVE HUMIDITY (MIN. %) 37 22 24 15 14 8 9 9 11 11 17 16 16 RELATIVE HUMIDITY (MEAN% 03UTC) 71 55 61 41 41 22 27 25 25 29 42 43 40 RELATIVE HUMIDITY (MEAN% 09UTC) 45 30 34 18 18 9 11 11 13 14 21 20 20 RELATIVE HUMIDITY (MEAN% 15UTC) 53 33 34 19 21 10 10 10 14 19 25 29 23 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 17.8 11.0 16.4 7.0 2.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 54.7 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH PRECIPITATION >= 5 2 0 1 1 0 0 0 0 0 0 0 0 4 DAYS WITH PRECIPITATION >= 1 4 4 6 1 1 0 0 0 0 0 0 0 16 DAYS WITH PRECIPITATION 6 7 13 2 7 0 0 0 0 0 1 2 38 GREATEST DAILY PRECIPITATION 7.0 4.0 5.0 7.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.0 DAY 12 17 5 17 9 ** ** ** ** ** ** ** DAY WITH THUNDER STORM 0 1 1 1 3 0 0 0 0 0 0 1 7 DAYS WITH SNOW OR SLEET 3 0 0 0 0 0 0 0 0 0 0 0 3 DAYS WITH DUST 0 4 0 1 0 2 0 3 4 0 0 0 14 WIND DIRECTION (PREVAILING) 135 135 135 315 315 360 360 315 135 135 315 135 135 PREVAILING WIND SPEED(KNOTS) 7.4 8.9 9.9 10.3 7.6 11.0 10.2 10.7 7.6 9.9 8.4 9.6 8.6 PREVAILING WIND PERCENT 13.5 26.2 14.2 16.0 15.5 15.3 25.2 18.7 18.0 18.1 14.0 29.0 13.7 CALMS PERCENT OF WIND 72.3 39.3 48.4 36.0 58.1 46.7 31.6 38.1 56.7 50.3 69.3 58.7 50.5 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 102 171 205 246 325 350 356 347 87 206 316 136 351 VECTOR WIND MAGNITUDE(KNOTS) 0.3 1.0 0.8 1.3 0.9 2.8 5.3 3.5 0.8 0.2 0.9 2.6 0.7 WIND STEADINESES (MEAN %) 15.0 18.2 17.8 22.0 27.3 56.0 77.9 60.3 25.8 4.3 37.5 68.4 15.9 WIND SPEED (MEAN KNOTS) 2.0 5.5 4.5 5.9 3.3 5.0 6.8 5.8 3.1 4.7 2.4 3.8 4.4 FASTEST WIND DIRECTION 150 320 330 270 300 320 340 320 50 350 320 120 320 FASTEST WIND SPEED (KNOTS) 14 29 29 29 19 19 17 17 12 19 16 17 29 DAY 5 21 19 10 14 27 22 1 1 2 12 21 DAYS WITH SKY CLEAR (0-2)/8 10 11 7 13 16 22 28 31 30 29 20 19 236 DAYS WITH P.CLOUDY (3-6)/8 14 10 15 8 12 8 3 0 0 2 10 11 93 DAYS WITH CLOUDY (7-8)/8 7 8 9 9 3 0 0 0 0 0 0 1 37 DAYS WITH VISIBILITY =< 2 KM 2 0 0 0 0 0 0 0 4 0 0 0 6 DURATION OF SUNSHINE HOURS 184.3 202.3 218.7 269.8 310.0 350.6 363.3 362.8 317.7 313.9 231.9 250.7 3376.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 906.9 902.9 901.6 901.4 900.2 895.4 896.0 896.7 898.0 904.3 908.5 907.9 901.7 MAX. QFE PRESSURE IN HPA 914.2 911.5 908.1 908.7 906.0 900.2 902.9 904.6 908.0 912.8 920.6 916.0 920.6 DAY-HOUR 26- 6 14- 6 6- 6 7- 6 7- 6 28- 6 3- 6 30- 6 25- 6 19- 6 19- 6 4- 6 MIN. QFE PRESSURE IN HPA 899.8 891.9 895.2 892.1 892.2 890.0 890.3 890.3 889.0 895.8 901.1 901.8 889.0 DAY-HOUR 19-12 5-12 26-15 10-12 29-15 19-15 7-12 8-15 20-15 6-12 28-12 15- 9 MEAN QNH PRESSURE IN HPA 1020.9 1016.5 1015.0 1014.8 1013.6 1008.3 1009.0 1009.7 1011.1 1018.1 1022.7 1022.0 1015.1 MAX. QNH PRESSURE IN HPA 1028.9 1026.0 1022.2 1022.9 1019.9 1013.5 1016.5 1018.4 1022.1 1027.4 1036.0 1030.9 1036.0 DAY-HOUR 26- 6 14- 6 6- 6 7- 6 7- 6 28- 6 3- 6 30- 6 25- 6 19- 6 19- 6 4- 6 MIN. QNH PRESSURE IN HPA 1013.1 1004.4 1008.0 1004.6 1004.7 1002.3 1002.6 1002.6 1001.2 1008.7 1014.5 1015.3 1001.2 DAY-HOUR 19-12 5-12 26-15 10-12 29-15 19-15 7-12 8-15 20-15 6-12 28-12 15- 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 907.2 903.5 902.6 902.6 901.7 897.2 897.5 898.1 899.3 905.6 909.4 908.6 902.8 MAX. QFE PRESSURE IN HPA 912.9 910.3 906.9 907.7 905.9 899.9 902.5 904.2 906.6 912.4 919.6 914.8 919.6 DAY 26 14 29 5 7 28 3 30 25 20 19 4 MIN. QFE PRESSURE IN HPA 902.2 894.4 898.3 898.6 896.3 894.6 893.4 894.4 894.6 899.4 903.7 903.0 893.4 DAY 12 5 26 19 29 24 7 9 20 6 29 15 MEAN QNH PRESSURE IN HPA 1021.3 1017.2 1016.2 1016.2 1015.2 1010.2 1010.6 1011.2 1012.6 1019.5 1023.7 1022.8 1016.4 MAX. QNH PRESSURE IN HPA 1027.5 1024.7 1020.9 1021.8 1019.8 1013.2 1016.1 1017.9 1020.6 1027.0 1034.9 1029.6 1034.9 DAY 26 14 29 5 7 28 3 30 25 20 19 4 MIN. QNH PRESSURE IN HPA 1015.7 1007.1 1011.4 1011.8 1009.2 1007.4 1006.0 1007.1 1007.4 1012.7 1017.4 1016.6 1006.0 DAY 12 5 26 19 29 24 7 9 20 6 29 15 MEAN QFF PRESSURE IN HPA 1023.1 1016.2 1013.8 1011.2 1008.1 1001.0 1001.7 1002.6 1004.9 1015.5 1023.2 1023.4 1012.1 MAX. QFF PRESSURE IN HPA 1031.7 1026.2 1019.5 1021.4 1014.5 1004.4 1007.3 1011.3 1014.0 1025.7 1037.8 1032.5 1037.8 DAY 14 14 6 5 7 17 3 31 25 20 19 3 MIN. QFF PRESSURE IN HPA 1013.8 1006.1 1006.4 1005.4 1000.0 997.7 996.7 998.6 999.0 1008.1 1015.3 1014.7 996.7 DAY 7 5 26 25 29 6 7 9 19 6 29 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 908.6 904.8 903.5 903.4 902.2 897.4 897.8 898.6 900.2 906.7 910.7 910.0 903.7 MAX. QFE PRESSURE IN HPA 914.2 911.5 908.1 908.7 906.0 900.2 902.9 904.6 908.0 912.8 920.6 916.0 920.6 DAY 26 14 6 7 7 28 3 30 25 19 19 4 MIN. QFE PRESSURE IN HPA 903.0 894.2 899.1 897.5 896.7 894.8 894.1 894.5 895.2 900.3 905.1 903.8 894.1 DAY 12 5 26 10 29 19 7 8 19 6 29 15 MEAN QNH PRESSURE IN HPA 1022.8 1018.6 1017.2 1017.1 1015.7 1010.5 1010.9 1011.8 1013.6 1020.7 1025.1 1024.4 1017.3 MAX. QNH PRESSURE IN HPA 1028.9 1026.0 1022.2 1022.9 1019.9 1013.5 1016.5 1018.4 1022.1 1027.4 1036.0 1030.9 1036.0 DAY 26 14 6 7 7 28 3 30 25 19 19 4 MIN. QNH PRESSURE IN HPA 1016.6 1006.9 1012.3 1010.6 1009.7 1007.6 1006.8 1007.3 1008.0 1013.6 1018.9 1017.5 1006.8 DAY 12 5 26 10 29 19 7 8 19 6 29 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 907.1 903.1 901.8 901.8 900.6 895.9 896.3 896.9 898.3 904.4 908.5 907.9 901.9 MAX. QFE PRESSURE IN HPA 912.7 910.0 905.8 907.2 904.2 898.5 902.0 902.7 905.9 910.8 917.8 913.5 917.8 DAY 26 23 6 7 3 3 3 30 25 20 19 4 MIN. QFE PRESSURE IN HPA 901.6 892.3 897.4 895.1 895.0 893.2 892.1 892.9 891.1 897.5 903.2 901.8 891.1 DAY 19 5 26 10 29 19 7 8 20 6 28 15 MEAN QNH PRESSURE IN HPA 1021.2 1016.8 1015.3 1015.3 1014.0 1008.8 1009.3 1009.9 1011.5 1018.1 1022.7 1022.0 1015.4 MAX. QNH PRESSURE IN HPA 1027.3 1024.3 1019.7 1021.2 1017.9 1011.7 1015.5 1016.3 1019.8 1025.2 1032.9 1028.2 1032.9 DAY 26 23 6 7 3 3 3 30 25 20 19 4 MIN. QNH PRESSURE IN HPA 1015.1 1004.8 1010.5 1007.9 1007.8 1005.8 1004.6 1005.5 1003.5 1010.6 1016.8 1015.3 1003.5 DAY 19 5 26 10 29 19 7 8 20 6 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 905.5 901.3 899.9 899.6 898.4 893.7 894.5 895.1 896.2 902.5 906.9 906.3 900.0 MAX. QFE PRESSURE IN HPA 910.9 908.6 905.5 905.4 903.5 896.5 900.6 900.7 903.9 909.1 916.4 912.0 916.4 DAY 26 23 22 7 7 28 3 30 25 19 18 3 MIN. QFE PRESSURE IN HPA 899.8 891.9 895.4 892.1 893.2 890.8 890.3 890.9 889.3 895.8 901.1 902.5 889.3 DAY 19 5 26 10 29 19 7 8 20 6 28 17 MEAN QNH PRESSURE IN HPA 1019.3 1014.7 1013.2 1012.9 1011.6 1006.3 1007.3 1008.0 1009.2 1016.1 1020.9 1020.2 1013.3 MAX. QNH PRESSURE IN HPA 1025.3 1022.8 1019.4 1019.3 1017.2 1009.5 1014.0 1014.1 1017.6 1023.3 1031.4 1026.5 1031.4 DAY 26 23 22 7 7 28 3 30 25 19 18 3 MIN. QNH PRESSURE IN HPA 1013.1 1004.4 1008.2 1004.6 1005.8 1003.2 1002.6 1003.3 1001.5 1008.7 1014.5 1016.1 1001.5 DAY 19 5 26 10 29 19 7 8 20 6 28 17 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 905.9 901.9 900.2 899.6 898.2 893.2 894.1 894.8 896.0 902.6 907.3 906.9 900.0 MAX. QFE PRESSURE IN HPA 911.7 909.1 904.1 904.9 903.0 896.1 900.0 900.4 903.3 909.7 917.2 912.2 917.2 DAY 26 23 15 7 7 28 3 30 25 19 18 3 MIN. QFE PRESSURE IN HPA 900.6 894.4 895.2 893.2 892.2 890.0 890.3 890.3 889.0 896.1 901.6 902.8 889.0 DAY 6 5 26 10 29 19 7 8 20 6 6 22 MEAN QNH PRESSURE IN HPA 1019.8 1015.5 1013.5 1012.8 1011.4 1005.8 1006.9 1007.6 1008.9 1016.2 1021.3 1020.9 1013.4 MAX. QNH PRESSURE IN HPA 1026.2 1023.3 1017.8 1018.7 1016.6 1009.0 1013.3 1013.8 1016.9 1024.0 1032.2 1026.7 1032.2 DAY 26 23 15 7 7 28 3 30 25 19 18 3 MIN. QNH PRESSURE IN HPA 1014.0 1007.1 1008.0 1005.8 1004.7 1002.3 1002.6 1002.6 1001.2 1009.0 1015.1 1016.4 1001.2 DAY 6 5 26 10 29 19 7 8 20 6 6 22 MEAN QFF PRESSURE IN HPA 1021.3 1014.4 1011.1 1007.9 1004.2 996.5 998.0 999.0 1001.1 1012.0 1020.7 1021.4 1009.0 MAX. QFF PRESSURE IN HPA 1030.5 1024.3 1017.4 1016.8 1010.8 1001.0 1004.3 1007.2 1010.5 1022.5 1033.5 1030.3 1033.5 DAY 14 23 15 4 7 17 3 31 25 20 19 3 MIN. QFF PRESSURE IN HPA 1011.9 1005.6 1003.0 999.7 995.8 992.4 993.0 993.9 993.3 1004.1 1012.8 1015.1 992.4 DAY 6 5 26 10 29 5 7 8 20 6 6 29 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 11.2 12.1 15.7 21.9 28.5 34.4 38.4 34.9 30.9 24.8 16.0 11.2 23.3 MINIMUN AIR TEMPERATURE (C) 2.2 0.9 6.4 12.4 17.6 23.1 26.0 20.2 18.1 14.4 7.6 3.2 12.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 3 25 30 12 4 0 0 0 74 DAYS WITH MINIMUM TEMP. <=-4 0 6 0 0 0 0 0 0 0 0 0 1 7 DAYS WITH FREEZING MIN.<= 0 9 14 1 0 0 0 0 0 0 0 0 7 31 TEMPERATURE RECORDS LOWEST(C) -2.4 -8.4 -1.0 2.8 9.8 16.6 19.8 11.8 12.6 9.4 1.8 -4.2 -8.4 DAY 19 9 10 13 7 30 1 29 17 21 25 29 MAXIMUM AIR TEMPERATURE (C) 17.2 18.4 21.3 27.4 33.5 39.7 44.1 41.5 37.2 30.9 21.3 16.6 29.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 8 26 30 31 31 30 19 0 0 175 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 22.6 27.6 27.8 34.0 39.6 43.8 46.6 45.0 41.2 37.2 27.8 23.8 46.6 DAY 1 23 4 28 28 16 23 15 1 4 5 10 DIF. BETWEEN (MAX.-MIN.) (C) 15.0 17.5 14.9 15.0 15.9 16.6 18.1 21.3 19.1 16.5 13.7 13.4 16.4 MEAN DAILY TEMP. (MDT) (C) 9.7 9.7 13.9 19.9 25.6 31.4 35.0 30.8 27.6 22.7 14.4 9.9 20.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.9 0.0 25.5 146.4 312.1 434.9 304.3 199.1 70.4 0.4 0.0 1494.0 HEATING DEG. DAYS(BASE 18 0C) 258.0 238.3 130.5 25.8 0.0 0.0 0.0 0.0 0.0 2.6 117.5 250.9 1023.5 DEWPOINT (MEAN C) -5.7 -10.0 -5.8 -1.2 0.6 2.1 2.3 -0.9 -2.9 -0.1 0.3 -0.9 -1.9 MIXING RATIO (G/KG) 2.97 2.27 3.14 4.53 4.61 5.21 5.31 4.21 3.59 4.36 4.46 4.08 4.06 VAPOUR PRESSURE (HPA) 4.29 3.28 4.51 6.50 6.62 7.43 7.54 6.02 5.16 6.30 6.45 5.91 5.83 SATURATION DEF. (HPA) 9.90 12.53 14.33 21.24 34.07 48.94 62.73 53.21 41.90 26.93 12.74 8.10 28.89 RELATIVE HUMIDITY (MEAN %) 35 23 28 27 19 15 12 12 12 22 38 47 24 RELATIVE HUMIDITY (MAX. %) 52 39 48 46 34 27 20 22 18 32 56 71 39 RELATIVE HUMIDITY (MIN. %) 24 13 17 17 11 9 8 7 8 15 26 31 16 RELATIVE HUMIDITY (MEAN% 03UTC) 50 38 47 43 33 27 20 22 18 32 55 69 38 RELATIVE HUMIDITY (MEAN% 09UTC) 29 17 21 21 14 11 9 9 11 19 30 37 19 RELATIVE HUMIDITY (MEAN% 15UTC) 34 20 22 23 14 12 9 9 10 20 36 45 21 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 8.2 0.0 17.0 17.9 0.9 2.7 0.0 0.0 0.0 3.6 1.8 8.1 60.2 DAYS WITH PRECIPITATION >=10 0 0 0 1 0 0 0 0 0 0 0 0 1 DAYS WITH PRECIPITATION >= 5 0 0 2 1 0 0 0 0 0 0 0 0 3 DAYS WITH PRECIPITATION >= 1 3 0 4 5 0 1 0 0 0 1 0 3 17 DAYS WITH PRECIPITATION 3 0 5 9 3 3 0 0 0 1 5 5 34 GREATEST DAILY PRECIPITATION 4.0 0.0 7.0 12.0 0.6 2.0 0.0 0.0 0.0 3.6 0.9 4.0 12.0 DAY 17 ** 13 25 29 25 ** ** ** 24 28 11 DAY WITH THUNDER STORM 0 0 0 1 0 1 0 0 0 0 0 0 2 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 5 3 0 0 8 3 0 2 2 0 0 23 WIND DIRECTION (PREVAILING) 135 135 135 180 315 315 45 315 135 135 135 135 135 PREVAILING WIND SPEED(KNOTS) 10.6 7.9 7.6 6.5 6.8 7.0 8.4 8.1 6.0 6.2 6.0 5.8 7.3 PREVAILING WIND PERCENT 28.4 12.1 16.8 12.7 13.5 16.7 18.1 17.4 12.0 12.3 13.3 16.8 11.6 CALMS PERCENT OF WIND 51.0 56.4 39.4 48.7 55.5 46.7 54.2 53.5 60.0 70.3 71.3 70.3 56.4 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 143 197 208 196 343 325 18 345 8 106 118 137 128 VECTOR WIND MAGNITUDE(KNOTS) 3.1 1.7 1.8 1.2 1.1 1.4 2.2 2.6 0.5 0.7 R< 0.1 0.9 R< 0.1 WIND STEADINESES (MEAN %) 64.6 44.7 34.0 36.4 37.9 38.9 64.7 70.3 20.0 38.9 1.2 52.9 1.2 WIND SPEED (MEAN KNOTS) 4.8 3.8 5.3 3.3 2.9 3.6 3.4 3.7 2.5 1.8 1.9 1.7 3.2 FASTEST WIND DIRECTION 160 210 300 360 280 130 340 350 320 50 130 150 300 FASTEST WIND SPEED (KNOTS) 19 19 29 17 14 14 12 16 14 16 12 12 29 DAY 27 22 13 22 5 3 8 11 15 14 3 1 DAYS WITH SKY CLEAR (0-2)/8 18 19 8 11 18 20 15 31 29 12 7 13 201 DAYS WITH P.CLOUDY (3-6)/8 10 9 16 13 8 8 16 0 1 17 19 15 132 DAYS WITH CLOUDY (7-8)/8 3 0 7 6 5 2 0 0 0 2 4 3 32 DAYS WITH VISIBILITY =< 2 KM 0 4 2 1 0 1 3 0 0 0 0 0 11 DURATION OF SUNSHINE HOURS 234.4 252.6 245.1 248.8 316.2 327.2 342.4 375.1 325.2 272.4 229.8 225.9 3395.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 904.2 904.0 899.9 900.4 900.7 895.5 891.2 895.4 900.6 904.7 906.5 905.6 900.7 MAX. QFE PRESSURE IN HPA 913.3 912.1 913.7 908.0 908.5 900.4 895.6 901.1 907.1 910.2 917.0 915.6 917.0 DAY-HOUR 19- 6 17- 6 11- 6 14- 6 7- 6 8- 6 9- 6 29- 6 19- 6 9- 6 8- 6 28- 6 MIN. QFE PRESSURE IN HPA 892.1 896.1 890.6 892.3 893.0 889.3 884.6 889.9 894.1 900.0 899.7 894.8 884.6 DAY-HOUR 16-15 27-12 29-15 10-12 4-15 19-15 16-15 5-15 3-15 23-12 12-12 10-12 MEAN QNH PRESSURE IN HPA 1018.0 1017.7 1013.2 1013.7 1014.0 1008.4 1003.6 1008.2 1014.0 1018.4 1020.5 1019.5 1014.1 MAX. QNH PRESSURE IN HPA 1028.0 1026.6 1028.4 1022.1 1022.7 1013.8 1008.5 1014.5 1021.1 1024.5 1032.0 1030.5 1032.0 DAY-HOUR 19- 6 17- 6 11- 6 14- 6 7- 6 8- 6 9- 6 29- 6 19- 6 9- 6 8- 6 28- 6 MIN. QNH PRESSURE IN HPA 1004.6 1009.0 1003.0 1004.8 1005.6 1001.5 996.4 1002.2 1006.8 1013.3 1013.0 1007.6 996.4 DAY-HOUR 16-15 27-12 29-15 10-12 4-15 19-15 16-15 5-15 3-15 23-12 12-12 10-12 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 905.1 904.4 900.9 901.5 902.0 897.1 892.7 896.8 902.0 905.8 907.5 906.2 901.8 MAX. QFE PRESSURE IN HPA 911.6 911.1 911.4 907.5 908.0 900.1 895.4 900.4 906.1 909.5 915.2 914.6 915.2 DAY 19 8 11 14 7 15 9 29 19 9 8 29 MIN. QFE PRESSURE IN HPA 895.5 898.6 894.5 895.5 895.3 893.7 888.7 893.5 897.0 902.5 903.1 898.8 888.7 DAY 17 23 30 11 5 30 16 6 3 23 20 10 MEAN QNH PRESSURE IN HPA 1018.9 1018.1 1014.3 1015.0 1015.6 1010.1 1005.2 1009.8 1015.5 1019.7 1021.6 1020.2 1015.3 MAX. QNH PRESSURE IN HPA 1026.1 1025.5 1025.9 1021.6 1022.1 1013.4 1008.2 1013.8 1020.0 1023.8 1030.0 1029.4 1030.0 DAY 19 8 11 14 7 15 9 29 19 9 8 29 MIN. QNH PRESSURE IN HPA 1008.4 1011.8 1007.3 1008.4 1008.1 1006.4 1000.9 1006.2 1010.0 1016.1 1016.7 1012.0 1000.9 DAY 17 23 30 11 5 30 16 6 3 23 20 10 MEAN QFF PRESSURE IN HPA 1019.2 1018.3 1012.5 1010.6 1008.7 1001.0 994.8 1001.0 1008.4 1014.8 1019.9 1020.5 1010.8 MAX. QFF PRESSURE IN HPA 1028.7 1030.0 1025.9 1019.9 1018.5 1004.6 998.1 1007.2 1013.8 1018.4 1028.5 1032.5 1032.5 DAY 19 8 11 14 7 12 28 29 17 10 8 29 MIN. QFF PRESSURE IN HPA 1005.1 1007.2 1003.3 1002.4 999.7 997.0 991.3 996.2 1001.9 1011.0 1013.8 1009.0 991.3 DAY 17 23 29 10 5 18 17 1 3 23 13 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 906.3 906.1 901.9 902.4 902.6 897.4 893.0 897.3 902.8 906.7 908.5 907.6 902.7 MAX. QFE PRESSURE IN HPA 913.3 912.1 913.7 908.0 908.5 900.4 895.6 901.1 907.1 910.2 917.0 915.6 917.0 DAY 19 17 11 14 7 8 9 29 19 9 8 28 MIN. QFE PRESSURE IN HPA 896.6 899.6 894.4 895.8 895.6 893.8 888.7 893.8 897.5 903.5 904.0 899.4 888.7 DAY 17 27 25 11 5 30 16 6 3 23 20 10 MEAN QNH PRESSURE IN HPA 1020.2 1020.1 1015.4 1016.0 1016.2 1010.5 1005.6 1010.3 1016.4 1020.7 1022.7 1021.7 1016.3 MAX. QNH PRESSURE IN HPA 1028.0 1026.6 1028.4 1022.1 1022.7 1013.8 1008.5 1014.5 1021.1 1024.5 1032.0 1030.5 1032.0 DAY 19 17 11 14 7 8 9 29 19 9 8 28 MIN. QNH PRESSURE IN HPA 1009.6 1012.9 1007.1 1008.7 1008.5 1006.5 1000.9 1006.5 1010.6 1017.2 1017.7 1012.7 1000.9 DAY 17 27 25 11 5 30 16 6 3 23 20 10 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 904.4 904.4 900.2 900.7 900.9 895.9 891.5 895.5 901.0 904.7 906.3 905.4 900.9 MAX. QFE PRESSURE IN HPA 911.8 910.8 911.7 906.6 906.4 898.9 894.2 899.3 905.1 908.5 913.9 914.0 914.0 DAY 19 7 11 13 7 7 9 29 16 9 8 28 MIN. QFE PRESSURE IN HPA 894.3 896.8 891.8 893.8 895.3 891.9 887.7 892.2 896.3 901.4 901.9 896.9 887.7 DAY 17 27 25 10 5 30 16 5 3 23 12 10 MEAN QNH PRESSURE IN HPA 1018.2 1018.1 1013.5 1014.0 1014.3 1008.8 1003.9 1008.4 1014.4 1018.5 1020.2 1019.2 1014.3 MAX. QNH PRESSURE IN HPA 1026.3 1025.2 1026.2 1020.6 1020.4 1012.1 1006.9 1012.5 1018.9 1022.7 1028.6 1028.7 1028.7 DAY 19 7 11 13 7 7 9 29 16 9 8 28 MIN. QNH PRESSURE IN HPA 1007.0 1009.8 1004.3 1006.5 1008.1 1004.4 999.8 1004.7 1009.2 1014.9 1015.4 1009.9 999.8 DAY 17 27 25 10 5 30 16 5 3 23 12 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 902.5 902.4 898.1 898.7 899.0 893.8 889.6 893.7 898.7 902.9 905.0 904.1 899.0 MAX. QFE PRESSURE IN HPA 910.4 910.7 909.8 905.6 904.2 896.9 892.8 897.4 903.1 906.5 912.4 913.2 913.2 DAY 19 7 11 13 12 7 9 29 20 9 8 28 MIN. QFE PRESSURE IN HPA 893.1 896.1 891.4 892.3 893.7 889.9 885.6 890.4 894.5 900.0 899.7 894.8 885.6 DAY 17 27 29 10 4 30 16 5 2 23 12 10 MEAN QNH PRESSURE IN HPA 1016.1 1016.0 1011.2 1011.8 1012.2 1006.5 1001.8 1006.4 1011.9 1016.5 1018.8 1017.8 1012.3 MAX. QNH PRESSURE IN HPA 1024.8 1025.1 1024.1 1019.5 1017.9 1009.9 1005.4 1010.5 1016.7 1020.5 1027.0 1027.8 1027.8 DAY 19 7 11 13 12 7 9 29 20 9 8 28 MIN. QNH PRESSURE IN HPA 1005.7 1009.0 1003.8 1004.8 1006.4 1002.2 997.5 1002.7 1007.3 1013.3 1013.0 1007.6 997.5 DAY 17 27 29 10 4 30 16 5 2 23 12 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 902.9 902.6 898.4 898.6 898.7 893.4 889.2 893.5 898.5 903.2 905.5 904.7 899.1 MAX. QFE PRESSURE IN HPA 910.3 911.6 909.9 905.4 904.2 897.0 892.4 897.3 902.5 907.5 913.6 914.2 914.2 DAY 19 7 11 13 6 11 9 28 19 8 8 28 MIN. QFE PRESSURE IN HPA 892.1 897.1 890.6 893.3 893.0 889.3 884.6 889.9 894.1 900.2 900.7 895.3 884.6 DAY 16 27 29 10 4 19 16 5 3 6 19 10 MEAN QNH PRESSURE IN HPA 1016.5 1016.1 1011.6 1011.8 1011.9 1006.1 1001.4 1006.2 1011.7 1016.9 1019.4 1018.5 1012.3 MAX. QNH PRESSURE IN HPA 1024.7 1026.1 1024.2 1019.3 1017.9 1010.0 1004.9 1010.3 1016.1 1021.6 1028.3 1028.9 1028.9 DAY 19 7 11 13 6 11 9 28 19 8 8 28 MIN. QNH PRESSURE IN HPA 1004.6 1010.1 1003.0 1005.9 1005.6 1001.5 996.4 1002.2 1006.8 1013.5 1014.1 1008.1 996.4 DAY 16 27 29 10 4 19 16 5 3 6 19 10 MEAN QFF PRESSURE IN HPA 1016.7 1016.3 1009.8 1007.3 1005.1 997.0 991.0 997.3 1004.4 1011.9 1017.7 1018.7 1007.8 MAX. QFF PRESSURE IN HPA 1026.8 1029.4 1024.5 1018.2 1014.2 1002.1 994.8 1004.0 1009.6 1016.2 1027.0 1030.9 1030.9 DAY 19 7 11 13 6 1 9 29 20 24 8 28 MIN. QFF PRESSURE IN HPA 1000.9 1006.4 998.4 999.9 998.8 992.2 986.4 993.1 998.1 1007.2 1010.6 1004.7 986.4 DAY 16 22 29 10 4 19 16 5 3 6 12 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.1 12.1 18.2 25.1 29.8 33.8 36.7 35.0 31.1 24.2 18.8 14.6 24.1 MINIMUN AIR TEMPERATURE (C) 1.4 3.8 9.6 14.5 17.6 20.5 25.3 23.1 18.6 12.1 7.9 4.4 13.2 DAYS WITH MINIMUM TEMP. >=21 0 0 1 3 6 12 28 22 8 1 0 0 81 DAYS WITH MINIMUM TEMP. <=-4 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH FREEZING MIN.<= 0 15 8 2 0 0 0 0 0 0 0 0 1 26 TEMPERATURE RECORDS LOWEST(C) -4.4 -3.8 -1.0 5.2 9.6 17.8 19.6 17.2 13.0 8.0 4.4 -1.6 -4.4 DAY 17 24 4 8 3 1 27 27 17 15 25 19 MAXIMUM AIR TEMPERATURE (C) 15.8 17.5 23.4 30.6 35.2 39.0 42.0 40.7 37.5 31.0 26.1 21.8 30.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 4 19 27 30 31 31 30 17 0 0 189 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.8 26.4 34.6 37.0 39.6 40.6 47.6 44.8 42.2 38.8 28.6 25.4 47.6 DAY 25 8 29 21 12 28 9 22 5 1 10 24 DIF. BETWEEN (MAX.-MIN.) (C) 14.4 13.7 13.8 16.1 17.6 18.5 16.7 17.6 18.9 18.9 18.2 17.4 16.9 MEAN DAILY TEMP. (MDT) (C) 8.6 10.7 16.5 22.6 26.4 29.7 33.7 31.9 28.1 21.5 17.0 13.1 21.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 17.1 80.4 172.7 261.9 392.3 337.9 211.6 51.6 0.0 0.0 1525.5 HEATING DEG. DAYS(BASE 18 0C) 290.0 210.2 90.3 8.2 0.0 0.0 0.0 0.0 0.0 0.3 38.4 152.0 789.4 DEWPOINT (MEAN C) -4.6 -4.3 -1.9 -1.7 -0.3 -0.8 5.4 3.9 -0.8 -3.2 -6.0 -6.8 -1.8 MIXING RATIO (G/KG) 3.16 3.30 4.06 4.02 4.35 4.15 6.51 5.82 4.30 3.47 2.82 2.80 4.06 VAPOUR PRESSURE (HPA) 4.56 4.76 5.85 5.78 6.24 5.95 9.25 8.31 6.17 5.02 4.09 4.07 5.84 SATURATION DEF. (HPA) 8.55 10.34 16.65 28.07 37.82 48.52 55.15 50.33 41.57 27.38 18.83 13.45 29.72 RELATIVE HUMIDITY (MEAN %) 39 37 31 20 16 12 16 16 15 18 20 26 22 RELATIVE HUMIDITY (MAX. %) 62 58 51 37 31 23 29 28 26 30 31 38 37 RELATIVE HUMIDITY (MIN. %) 24 24 18 12 9 7 10 11 9 12 13 18 14 RELATIVE HUMIDITY (MEAN% 03UTC) 60 56 50 35 30 23 29 28 26 30 29 36 36 RELATIVE HUMIDITY (MEAN% 09UTC) 30 30 25 14 12 9 12 12 11 14 15 21 17 RELATIVE HUMIDITY (MEAN% 15UTC) 36 33 25 17 14 8 12 11 13 17 24 28 20 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 1.3 20.1 11.5 10.0 3.7 0.0 6.0 0.0 0.0 0.0 0.0 0.0 52.6 DAYS WITH PRECIPITATION >=10 0 1 0 1 0 0 0 0 0 0 0 0 2 DAYS WITH PRECIPITATION >= 5 0 1 1 1 0 0 1 0 0 0 0 0 4 DAYS WITH PRECIPITATION >= 1 0 3 3 1 1 0 1 0 0 0 0 0 9 DAYS WITH PRECIPITATION 8 5 7 2 2 0 1 0 0 0 0 2 27 GREATEST DAILY PRECIPITATION 0.7 14.0 9.1 10.0 3.0 0.0 6.0 0.0 0.0 0.0 0.0 0.0 14.0 DAY 6 12 10 23 17 ** 17 ** ** ** ** ** DAY WITH THUNDER STORM 0 0 0 1 1 0 1 0 0 0 0 0 3 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 2 2 3 5 1 0 0 0 0 1 0 0 14 WIND DIRECTION (PREVAILING) 135 135 135 315 315 360 315 360 315 315 135 135 135 PREVAILING WIND SPEED(KNOTS) 5.8 6.5 6.8 7.4 7.3 7.6 7.5 8.3 7.8 7.9 6.0 5.8 6.1 PREVAILING WIND PERCENT 20.6 15.0 12.9 12.7 11.6 18.7 17.4 22.6 12.7 18.7 29.3 21.9 12.1 CALMS PERCENT OF WIND 64.5 57.1 61.3 52.0 51.6 46.7 47.1 41.9 64.0 56.8 62.0 65.2 55.8 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 157 176 172 231 313 360 349 349 345 322 127 126 354 VECTOR WIND MAGNITUDE(KNOTS) 1.2 0.5 1.7 1.1 1.3 3.0 2.8 3.4 0.9 0.7 1.7 1.1 0.5 WIND STEADINESES (MEAN %) 57.1 16.1 60.7 30.6 38.2 76.9 71.8 75.6 39.1 22.6 77.3 55.0 16.1 WIND SPEED (MEAN KNOTS) 2.1 3.1 2.8 3.6 3.4 3.9 3.9 4.5 2.3 3.1 2.2 2.0 3.1 FASTEST WIND DIRECTION 210 310 150 200 120 360 330 310 330 330 120 150 330 FASTEST WIND SPEED (KNOTS) 16 16 16 16 14 14 17 14 14 16 10 12 17 DAY 13 16 18 5 16 10 20 3 8 9 12 24 DAYS WITH SKY CLEAR (0-2)/8 15 11 8 12 21 30 25 27 29 27 23 13 241 DAYS WITH P.CLOUDY (3-6)/8 13 9 7 15 10 0 6 4 1 4 6 15 90 DAYS WITH CLOUDY (7-8)/8 3 8 16 3 0 0 0 0 0 0 1 3 34 DAYS WITH VISIBILITY =< 2 KM 1 1 1 1 0 0 0 0 0 0 0 0 4 DURATION OF SUNSHINE HOURS 226.6 200.7 199.2 284.7 353.6 381.0 359.5 359.3 325.5 315.0 278.0 243.1 3526.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 903.3 903.6 901.8 900.9 900.2 897.9 893.6 897.0 899.4 904.6 907.0 908.4 901.5 MAX. QFE PRESSURE IN HPA 913.0 917.1 909.3 912.0 908.7 904.5 901.1 902.2 906.5 911.9 913.9 916.6 917.1 DAY-HOUR 22- 6 23- 6 27- 6 12- 6 3- 6 6- 6 20- 6 8- 6 13- 6 10- 6 21- 6 9- 6 MIN. QFE PRESSURE IN HPA 889.9 890.4 891.0 891.1 889.7 891.8 883.6 888.8 891.9 895.2 900.8 900.4 883.6 DAY-HOUR 13- 9 15-12 1-12 24-12 30-12 29-15 8-15 22-15 5-12 1-15 1-15 21-12 MEAN QNH PRESSURE IN HPA 1017.0 1017.3 1015.3 1014.3 1013.5 1011.0 1006.3 1010.0 1012.7 1018.3 1021.0 1022.6 1014.9 MAX. QNH PRESSURE IN HPA 1027.6 1032.1 1023.6 1026.5 1022.9 1018.3 1014.5 1015.7 1020.5 1026.4 1028.6 1031.6 1032.1 DAY-HOUR 22- 6 23- 6 27- 6 12- 6 3- 6 6- 6 20- 6 8- 6 13- 6 10- 6 21- 6 9- 6 MIN. QNH PRESSURE IN HPA 1002.2 1002.7 1003.4 1003.5 1002.0 1004.3 995.3 1001.0 1004.4 1008.0 1014.2 1013.8 995.3 DAY-HOUR 13- 9 15-12 1-12 24-12 30-12 29-15 8-15 22-15 5-12 1-15 1-15 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 904.0 904.4 902.8 902.2 901.8 899.5 895.1 898.5 901.0 905.8 907.8 909.4 902.7 MAX. QFE PRESSURE IN HPA 911.3 915.5 908.3 911.5 908.5 903.8 900.8 901.7 905.9 910.4 912.8 916.0 916.0 DAY 22 23 22 12 8 5 21 8 13 14 21 10 MIN. QFE PRESSURE IN HPA 890.6 893.4 894.5 894.9 894.1 895.8 887.4 892.7 895.7 899.5 904.5 903.2 887.4 DAY 13 16 15 24 30 30 8 22 5 2 17 21 MEAN QNH PRESSURE IN HPA 1017.7 1018.2 1016.4 1015.7 1015.3 1012.7 1007.9 1011.6 1014.4 1019.7 1022.0 1023.7 1016.3 MAX. QNH PRESSURE IN HPA 1025.8 1030.4 1022.5 1026.0 1022.7 1017.5 1014.2 1015.2 1019.8 1024.8 1027.4 1030.9 1030.9 DAY 22 23 22 12 8 5 21 8 13 14 21 10 MIN. QNH PRESSURE IN HPA 1003.0 1006.0 1007.3 1007.7 1006.8 1008.7 999.4 1005.3 1008.6 1012.8 1018.3 1016.8 999.4 DAY 13 16 15 24 30 30 8 22 5 2 17 21 MEAN QFF PRESSURE IN HPA 1018.4 1017.8 1013.7 1010.3 1008.1 1004.0 997.9 1002.4 1007.0 1015.3 1020.0 1023.2 1011.5 MAX. QFF PRESSURE IN HPA 1027.0 1032.4 1022.0 1022.3 1017.9 1008.7 1005.5 1006.9 1013.6 1021.8 1026.0 1031.8 1032.4 DAY 4 23 4 12 3 6 21 8 13 25 21 9 MIN. QFF PRESSURE IN HPA 1000.8 1004.5 1000.6 1001.0 997.7 998.7 987.6 994.3 998.6 1005.0 1015.0 1016.2 987.6 DAY 13 16 30 24 30 30 8 22 5 2 11 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 905.4 905.7 903.9 902.9 902.2 899.7 895.5 899.0 901.6 906.8 909.0 910.5 903.5 MAX. QFE PRESSURE IN HPA 913.0 917.1 909.3 912.0 908.7 904.5 901.1 902.2 906.5 911.9 913.9 916.6 917.1 DAY 22 23 27 12 3 6 20 8 13 10 21 9 MIN. QFE PRESSURE IN HPA 891.3 894.4 894.5 894.9 894.0 895.5 887.8 893.9 896.2 900.1 905.7 904.7 887.8 DAY 13 16 15 24 30 29 8 22 5 1 1 21 MEAN QNH PRESSURE IN HPA 1019.2 1019.6 1017.7 1016.5 1015.7 1013.0 1008.3 1012.2 1015.1 1020.8 1023.3 1024.9 1017.2 MAX. QNH PRESSURE IN HPA 1027.6 1032.1 1023.6 1026.5 1022.9 1018.3 1014.5 1015.7 1020.5 1026.4 1028.6 1031.6 1032.1 DAY 22 23 27 12 3 6 20 8 13 10 21 9 MIN. QNH PRESSURE IN HPA 1003.7 1007.1 1007.3 1007.7 1006.7 1008.4 999.9 1006.6 1009.1 1013.4 1019.6 1018.5 999.9 DAY 13 16 15 24 30 29 8 22 5 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 903.3 903.8 902.2 901.1 900.5 898.0 893.9 897.2 899.6 904.6 906.9 908.2 901.6 MAX. QFE PRESSURE IN HPA 911.2 915.1 909.2 909.7 906.9 902.8 899.5 900.4 903.9 909.7 911.9 914.3 915.1 DAY 22 23 27 12 8 6 20 8 13 10 21 29 MIN. QFE PRESSURE IN HPA 889.9 893.2 893.4 892.6 891.6 893.3 887.0 891.5 894.8 897.4 902.9 901.4 887.0 DAY 13 16 15 24 30 29 8 22 5 1 1 21 MEAN QNH PRESSURE IN HPA 1017.0 1017.5 1015.7 1014.5 1013.9 1011.2 1006.6 1010.3 1012.8 1018.4 1020.9 1022.4 1015.1 MAX. QNH PRESSURE IN HPA 1025.6 1029.9 1023.4 1024.0 1020.9 1016.4 1012.8 1013.8 1017.6 1024.0 1026.4 1029.1 1029.9 DAY 22 23 27 12 8 6 20 8 13 10 21 29 MIN. QNH PRESSURE IN HPA 1002.2 1005.8 1006.0 1005.2 1004.1 1005.9 999.0 1004.0 1007.6 1010.5 1016.5 1014.9 999.0 DAY 13 16 15 24 30 29 8 22 5 1 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 901.7 901.9 900.1 899.0 898.5 896.3 892.1 895.3 897.6 902.7 905.4 906.7 899.8 MAX. QFE PRESSURE IN HPA 909.7 912.8 907.0 907.5 904.7 900.7 898.2 898.0 901.2 907.5 910.2 913.2 913.2 DAY 22 23 27 12 8 6 21 8 12 25 21 9 MIN. QFE PRESSURE IN HPA 890.6 890.4 891.0 891.1 889.7 892.3 884.4 889.6 891.9 895.5 900.9 900.4 884.4 DAY 13 15 1 24 30 29 8 22 5 1 1 21 MEAN QNH PRESSURE IN HPA 1015.1 1015.4 1013.4 1012.2 1011.6 1009.2 1004.6 1008.1 1010.7 1016.3 1019.3 1020.7 1013.1 MAX. QNH PRESSURE IN HPA 1024.0 1027.4 1021.0 1021.6 1018.5 1014.1 1011.3 1011.1 1014.6 1021.6 1024.5 1027.8 1027.8 DAY 22 23 27 12 8 6 21 8 12 25 21 9 MIN. QNH PRESSURE IN HPA 1003.0 1002.7 1003.4 1003.5 1002.0 1004.8 996.1 1001.9 1004.4 1008.4 1014.3 1013.8 996.1 DAY 13 15 1 24 30 29 8 22 5 1 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 902.4 902.2 900.3 899.2 898.1 896.0 891.7 895.1 897.4 902.9 905.8 907.5 899.9 MAX. QFE PRESSURE IN HPA 910.6 913.2 906.2 907.7 904.5 900.8 898.2 898.0 901.7 907.8 911.0 914.6 914.6 DAY 4 23 27 12 8 6 21 29 12 9 21 9 MIN. QFE PRESSURE IN HPA 894.5 890.6 891.8 891.7 890.0 891.8 883.6 888.8 892.1 895.2 900.8 901.3 883.6 DAY 13 15 15 21 30 29 8 22 4 1 1 21 MEAN QNH PRESSURE IN HPA 1016.0 1015.8 1013.6 1012.4 1011.3 1008.9 1004.2 1007.9 1010.4 1016.5 1019.7 1021.5 1013.2 MAX. QNH PRESSURE IN HPA 1025.0 1027.8 1020.1 1021.8 1018.3 1014.2 1011.3 1011.1 1015.2 1021.9 1025.4 1029.4 1029.4 DAY 4 23 27 12 8 6 21 29 12 9 21 9 MIN. QNH PRESSURE IN HPA 1007.3 1003.0 1004.3 1004.2 1002.3 1004.3 995.3 1001.0 1004.6 1008.0 1014.2 1014.7 995.3 DAY 13 15 15 21 30 29 8 22 4 1 1 21 MEAN QFF PRESSURE IN HPA 1016.7 1015.4 1010.7 1007.0 1004.0 1000.2 994.2 998.8 1003.0 1012.1 1017.7 1021.0 1008.4 MAX. QFF PRESSURE IN HPA 1026.1 1030.6 1018.5 1017.9 1012.1 1005.6 1002.7 1002.8 1008.5 1019.3 1023.6 1030.1 1030.6 DAY 4 23 4 12 8 6 21 28 12 25 25 9 MIN. QFF PRESSURE IN HPA 1007.5 1002.1 999.9 996.2 993.6 995.1 983.0 989.9 994.8 1000.1 1011.5 1013.6 983.0 DAY 13 15 15 21 30 29 8 22 5 1 1 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.7 15.3 16.0 24.4 30.5 36.3 35.8 33.7 31.2 24.9 16.7 10.9 23.7 MINIMUN AIR TEMPERATURE (C) 1.9 7.4 7.7 14.0 17.9 22.7 24.6 19.9 18.7 13.0 7.5 1.4 13.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 1 3 25 25 8 6 0 0 0 68 DAYS WITH MINIMUM TEMP. <=-4 3 0 0 0 0 0 0 0 0 0 0 1 4 DAYS WITH FREEZING MIN.<= 0 11 1 1 0 0 0 0 0 0 0 0 13 26 TEMPERATURE RECORDS LOWEST(C) -6.0 -1.4 -0.8 5.2 13.6 19.8 17.0 14.6 11.0 8.6 0.6 -5.2 -6.0 DAY 3 1 7 12 6 27 21 28 30 27 14 6 MAXIMUM AIR TEMPERATURE (C) 13.7 20.7 20.9 29.7 35.9 42.0 40.9 39.8 37.8 31.8 22.8 17.7 29.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 16 31 30 31 31 29 28 0 0 197 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.4 26.4 32.6 34.0 40.8 45.6 46.6 42.6 41.0 34.8 28.6 25.0 46.6 DAY 9 20 26 29 20 29 6 31 1 12 8 14 DIF. BETWEEN (MAX.-MIN.) (C) 11.8 13.3 13.2 15.7 18.0 19.3 16.3 19.9 19.1 18.8 15.3 16.3 16.4 MEAN DAILY TEMP. (MDT) (C) 7.8 14.1 14.3 21.9 26.9 32.4 32.7 29.9 28.2 22.4 15.1 9.6 21.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 4.4 54.4 182.7 340.9 363.9 275.3 217.1 53.1 0.9 0.0 1492.7 HEATING DEG. DAYS(BASE 18 0C) 317.0 116.0 129.6 8.2 0.0 0.0 0.0 0.0 0.0 1.2 98.1 261.5 931.6 DEWPOINT (MEAN C) -1.4 0.0 1.6 -1.0 -3.1 0.1 3.9 -1.2 -1.3 -3.3 -2.5 -8.3 -1.4 MIXING RATIO (G/KG) 4.04 4.53 5.07 4.34 3.53 4.42 5.99 4.02 4.09 3.43 3.70 2.44 4.13 VAPOUR PRESSURE (HPA) 5.84 6.52 7.28 6.24 5.07 6.32 8.51 5.76 5.86 4.95 5.35 3.55 5.94 SATURATION DEF. (HPA) 6.05 11.65 12.17 25.79 40.45 56.30 52.77 49.19 42.38 28.30 14.79 10.30 29.18 RELATIVE HUMIDITY (MEAN %) 53 39 44 22 13 11 15 12 15 17 31 29 25 RELATIVE HUMIDITY (MAX. %) 76 61 66 40 26 21 25 24 27 28 48 44 41 RELATIVE HUMIDITY (MIN. %) 36 25 30 13 7 7 10 7 9 10 19 18 16 RELATIVE HUMIDITY (MEAN% 03UTC) 73 59 64 39 26 21 25 24 27 26 46 43 39 RELATIVE HUMIDITY (MEAN% 09UTC) 44 31 36 16 9 9 13 8 11 13 24 22 20 RELATIVE HUMIDITY (MEAN% 15UTC) 53 38 40 18 9 9 12 9 11 19 30 30 23 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 30.0 15.3 40.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 85.3 DAYS WITH PRECIPITATION >=10 1 1 3 0 0 0 0 0 0 0 0 0 5 DAYS WITH PRECIPITATION >= 5 2 1 3 0 0 0 0 0 0 0 0 0 6 DAYS WITH PRECIPITATION >= 1 6 2 5 0 0 0 0 0 0 0 0 0 13 DAYS WITH PRECIPITATION 11 5 7 3 0 0 0 0 1 0 2 2 31 GREATEST DAILY PRECIPITATION 15.0 13.0 14.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15.0 DAY 18 6 2 ** ** ** ** ** ** ** ** ** DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH DUST 2 1 0 2 4 2 1 0 0 0 0 0 12 WIND DIRECTION (PREVAILING) 315 135 135 315 315 315 315 360 135 135 315 135 135 PREVAILING WIND SPEED(KNOTS) 8.5 7.5 6.1 7.7 7.9 6.5 8.3 8.8 7.1 6.1 7.5 5.8 6.5 PREVAILING WIND PERCENT 14.8 30.0 14.8 9.3 14.2 8.7 20.0 18.1 9.3 20.0 14.7 18.1 11.7 CALMS PERCENT OF WIND 67.7 54.3 65.2 64.0 51.0 64.7 45.2 52.9 67.3 63.9 56.7 67.7 60.1 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 320 148 174 272 349 345 340 356 40 128 193 129 356 VECTOR WIND MAGNITUDE(KNOTS) 0.6 2.9 0.6 1.1 1.8 1.4 3.2 2.8 0.5 1.1 0.3 0.5 0.5 WIND STEADINESES (MEAN %) 25.0 82.9 25.0 40.7 50.0 58.3 71.1 73.7 23.8 52.4 10.0 26.3 17.2 WIND SPEED (MEAN KNOTS) 2.4 3.5 2.4 2.7 3.6 2.4 4.5 3.8 2.1 2.1 3.0 1.9 2.9 FASTEST WIND DIRECTION 130 330 220 330 330 20 340 30 330 150 170 330 330 FASTEST WIND SPEED (KNOTS) 14 14 14 19 19 14 16 14 12 10 14 12 19 DAY 9 6 22 22 3 17 19 2 8 11 26 10 DAYS WITH SKY CLEAR (0-2)/8 8 11 11 16 29 29 28 30 30 30 15 21 258 DAYS WITH P.CLOUDY (3-6)/8 16 9 11 8 2 1 3 1 0 1 12 5 69 DAYS WITH CLOUDY (7-8)/8 7 8 9 6 0 0 0 0 0 0 3 5 38 DAYS WITH VISIBILITY =< 2 KM 1 0 0 0 1 0 1 0 0 0 0 0 3 DURATION OF SUNSHINE HOURS 165.1 197.0 217.9 260.1 367.2 363.9 355.5 370.5 330.9 314.9 248.8 245.8 3437.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 905.9 903.6 901.5 901.4 898.9 894.8 893.2 896.5 898.3 903.7 905.3 909.4 901.0 MAX. QFE PRESSURE IN HPA 917.9 911.8 910.9 908.3 905.6 902.4 898.8 904.8 907.5 909.8 913.4 918.4 918.4 DAY-HOUR 2- 6 12- 6 19- 6 11- 6 28- 6 1- 6 28- 6 20- 6 30- 6 27- 6 14- 6 6- 6 MIN. QFE PRESSURE IN HPA 894.9 894.0 893.3 892.9 888.6 886.1 887.9 890.8 891.9 898.7 897.9 899.2 886.1 DAY-HOUR 18-12 6- 9 2-15 14-15 20-15 25-12 25-15 6-15 16-12 31-12 26-12 15-12 MEAN QNH PRESSURE IN HPA 1019.8 1017.3 1014.9 1014.8 1012.1 1007.6 1005.8 1009.5 1011.4 1017.4 1019.2 1023.7 1014.5 MAX. QNH PRESSURE IN HPA 1033.0 1026.3 1025.3 1022.5 1019.5 1016.0 1012.0 1018.6 1021.6 1024.1 1028.1 1033.6 1033.6 DAY-HOUR 2- 6 12- 6 19- 6 11- 6 28- 6 1- 6 28- 6 20- 6 30- 6 27- 6 14- 6 6- 6 MIN. QNH PRESSURE IN HPA 1007.7 1006.7 1005.9 1005.5 1000.8 998.0 1000.0 1003.2 1004.4 1011.9 1011.0 1012.4 998.0 DAY-HOUR 18-12 6- 9 2-15 14-15 20-15 25-12 25-15 6-15 16-12 31-12 26-12 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 906.5 904.3 902.2 902.8 900.5 896.6 894.7 898.0 899.6 904.9 906.1 910.2 902.2 MAX. QFE PRESSURE IN HPA 915.8 910.6 910.3 907.3 905.4 902.0 898.7 903.9 906.9 909.0 911.4 917.5 917.5 DAY 2 12 19 11 28 1 19 20 30 27 14 6 MIN. QFE PRESSURE IN HPA 898.2 895.6 896.2 896.4 894.3 888.8 891.8 894.1 895.0 902.4 900.6 901.6 888.8 DAY 18 21 3 9 20 25 3 7 16 22 1 16 MEAN QNH PRESSURE IN HPA 1020.5 1018.0 1015.8 1016.4 1013.9 1009.6 1007.5 1011.1 1012.9 1018.8 1020.0 1024.5 1015.7 MAX. QNH PRESSURE IN HPA 1030.7 1025.0 1024.7 1021.4 1019.3 1015.5 1011.9 1017.6 1020.9 1023.2 1025.9 1032.6 1032.6 DAY 2 12 19 11 28 1 19 20 30 27 14 6 MIN. QNH PRESSURE IN HPA 1011.3 1008.5 1009.1 1009.4 1007.0 1001.0 1004.3 1006.8 1007.8 1016.0 1014.0 1015.1 1001.0 DAY 18 21 3 9 20 25 3 7 16 22 1 16 MEAN QFF PRESSURE IN HPA 1021.5 1016.4 1013.8 1011.2 1006.4 999.9 997.7 1002.6 1005.4 1014.1 1018.3 1025.5 1011.1 MAX. QFF PRESSURE IN HPA 1035.3 1024.5 1024.7 1020.4 1012.2 1006.3 1003.5 1009.5 1016.4 1020.7 1026.7 1035.4 1035.4 DAY 3 12 19 11 12 1 29 20 30 27 30 6 MIN. QFF PRESSURE IN HPA 1008.7 1002.8 1006.9 1003.4 998.2 990.3 993.0 998.4 999.3 1011.0 1009.6 1012.2 990.3 DAY 18 21 13 8 20 25 6 7 16 15 1 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 907.7 905.5 903.3 903.6 900.9 896.9 895.1 898.6 900.4 906.0 907.3 911.5 903.1 MAX. QFE PRESSURE IN HPA 917.9 911.8 910.9 908.3 905.6 902.4 898.8 904.8 907.5 909.8 913.4 918.4 918.4 DAY 2 12 19 11 28 1 28 20 30 27 14 6 MIN. QFE PRESSURE IN HPA 900.0 896.1 897.1 897.4 894.3 889.7 891.7 894.3 895.5 903.4 901.3 903.4 889.7 DAY 18 6 2 8 20 25 6 7 16 22 1 16 MEAN QNH PRESSURE IN HPA 1021.8 1019.4 1016.9 1017.2 1014.4 1009.9 1007.9 1011.8 1013.8 1019.9 1021.4 1026.0 1016.7 MAX. QNH PRESSURE IN HPA 1033.0 1026.3 1025.3 1022.5 1019.5 1016.0 1012.0 1018.6 1021.6 1024.1 1028.1 1033.6 1033.6 DAY 2 12 19 11 28 1 28 20 30 27 14 6 MIN. QNH PRESSURE IN HPA 1013.3 1009.0 1010.1 1010.5 1007.0 1002.0 1004.2 1007.0 1008.4 1017.1 1014.7 1017.1 1002.0 DAY 18 6 2 8 20 25 6 7 16 22 1 16 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 905.9 903.8 901.9 901.7 899.1 895.1 893.5 896.6 898.6 903.8 905.2 909.2 901.2 MAX. QFE PRESSURE IN HPA 916.2 909.8 909.9 906.9 903.8 901.3 897.7 902.5 906.2 907.7 911.1 915.9 916.2 DAY 2 12 19 11 28 1 28 20 30 27 14 6 MIN. QFE PRESSURE IN HPA 897.5 894.0 895.6 894.7 891.7 888.2 890.7 892.7 893.4 901.0 899.5 901.0 888.2 DAY 18 6 2 8 20 25 6 6 16 31 26 15 MEAN QNH PRESSURE IN HPA 1019.8 1017.5 1015.4 1015.2 1012.3 1007.9 1006.2 1009.6 1011.8 1017.5 1019.0 1023.5 1014.6 MAX. QNH PRESSURE IN HPA 1031.1 1024.1 1024.2 1020.9 1017.5 1014.7 1010.8 1016.1 1020.1 1021.8 1025.5 1030.8 1031.1 DAY 2 12 19 11 28 1 28 20 30 27 14 6 MIN. QNH PRESSURE IN HPA 1010.6 1006.7 1008.5 1007.5 1004.2 1000.3 1003.1 1005.3 1006.0 1014.4 1012.8 1014.4 1000.3 DAY 18 6 2 8 20 25 6 6 16 31 26 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 904.5 902.1 900.0 899.4 897.2 893.2 891.6 894.9 896.5 902.1 903.7 907.8 899.4 MAX. QFE PRESSURE IN HPA 915.3 907.8 907.1 904.7 902.2 899.8 895.9 900.4 904.5 905.2 909.6 914.7 915.3 DAY 2 12 19 11 28 1 28 20 30 27 14 6 MIN. QFE PRESSURE IN HPA 894.9 895.4 894.3 893.4 889.0 886.1 889.0 891.3 891.9 898.7 897.9 899.2 886.1 DAY 18 20 2 14 20 25 25 6 16 31 26 15 MEAN QNH PRESSURE IN HPA 1018.3 1015.6 1013.3 1012.6 1010.2 1005.8 1004.1 1007.7 1009.5 1015.6 1017.4 1021.9 1012.7 MAX. QNH PRESSURE IN HPA 1030.2 1021.9 1021.1 1018.5 1015.7 1013.1 1008.8 1013.8 1018.3 1019.0 1023.9 1029.5 1030.2 DAY 2 12 19 11 28 1 28 20 30 27 14 6 MIN. QNH PRESSURE IN HPA 1007.7 1008.2 1007.0 1006.0 1001.2 998.0 1001.2 1003.7 1004.4 1011.9 1011.0 1012.4 998.0 DAY 18 20 2 14 20 25 25 6 16 31 26 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 905.1 902.5 900.1 899.5 896.7 892.5 891.2 894.7 896.2 902.0 904.3 908.4 899.4 MAX. QFE PRESSURE IN HPA 916.0 908.0 906.4 904.4 902.0 898.7 896.2 900.0 904.1 905.4 910.4 914.3 916.0 DAY 2 12 19 11 27 1 28 19 30 27 30 6 MIN. QFE PRESSURE IN HPA 896.1 894.5 893.3 892.9 888.6 886.4 887.9 890.8 892.1 899.2 898.6 899.6 886.4 DAY 18 20 2 14 20 24 25 6 16 31 26 15 MEAN QNH PRESSURE IN HPA 1018.9 1016.0 1013.4 1012.7 1009.7 1005.0 1003.6 1007.5 1009.1 1015.5 1018.1 1022.6 1012.7 MAX. QNH PRESSURE IN HPA 1030.9 1022.1 1020.4 1018.2 1015.5 1011.9 1009.1 1013.3 1017.8 1019.3 1024.8 1029.1 1030.9 DAY 2 12 19 11 27 1 28 19 30 27 30 6 MIN. QNH PRESSURE IN HPA 1009.0 1007.3 1005.9 1005.5 1000.8 998.3 1000.0 1003.2 1004.6 1012.4 1011.8 1012.9 998.3 DAY 18 20 2 14 20 24 25 6 16 31 26 15 MEAN QFF PRESSURE IN HPA 1020.0 1014.4 1011.3 1007.5 1002.2 995.4 993.9 999.0 1001.6 1010.8 1016.4 1023.5 1008.0 MAX. QFF PRESSURE IN HPA 1034.9 1022.0 1020.8 1015.9 1007.7 1002.2 1000.7 1005.2 1013.1 1016.8 1026.2 1032.5 1034.9 DAY 2 1 19 11 12 1 28 19 30 27 30 6 MIN. QFF PRESSURE IN HPA 1007.4 1002.5 1003.5 999.2 991.7 987.9 989.4 994.4 995.9 1007.8 1007.8 1011.4 987.9 DAY 18 20 21 14 20 25 25 6 16 8 26 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.3 12.1 17.6 27.5 33.2 34.2 34.4 33.4 32.0 23.3 14.4 12.3 23.7 MINIMUN AIR TEMPERATURE (C) 1.5 1.1 6.7 15.2 20.1 21.0 21.3 19.4 19.9 12.1 6.9 4.6 12.5 DAYS WITH MINIMUM TEMP. >=21 0 0 1 1 13 14 17 8 8 1 0 0 63 DAYS WITH MINIMUM TEMP. <=-4 6 3 0 0 0 0 0 0 0 0 0 0 9 DAYS WITH FREEZING MIN.<= 0 12 11 2 0 0 0 0 0 0 0 0 3 28 TEMPERATURE RECORDS LOWEST(C) -8.4 -5.6 0.0 7.2 14.6 15.0 15.0 15.8 16.2 7.6 1.0 -1.4 -8.4 DAY 15 10 5 3 14 15 27 20 25 8 29 29 MAXIMUM AIR TEMPERATURE (C) 16.3 18.3 23.7 33.3 39.0 39.9 40.0 39.6 38.4 29.8 19.6 17.9 29.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 25 31 30 31 31 30 19 0 0 199 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 25.0 24.4 32.8 37.0 42.6 44.4 44.8 42.6 42.0 35.0 29.6 27.6 44.8 DAY 28 26 24 22 26 26 8 4 3 1 2 1 DIF. BETWEEN (MAX.-MIN.) (C) 14.8 17.2 17.0 18.1 18.9 18.9 18.7 20.2 18.5 17.7 12.7 13.3 17.2 MEAN DAILY TEMP. (MDT) (C) 8.9 9.7 15.2 24.2 29.6 30.5 30.6 29.5 29.2 21.0 13.3 11.3 21.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 11.2 104.5 265.8 283.7 299.1 264.4 245.0 30.6 1.2 0.0 1505.6 HEATING DEG. DAYS(BASE 18 0C) 284.4 240.7 111.3 0.0 0.0 0.0 0.0 0.0 0.0 3.5 153.3 208.2 1001.4 DEWPOINT (MEAN C) -8.1 -7.1 -9.1 -2.5 -1.5 1.4 2.2 1.5 3.0 2.9 1.7 -0.8 -1.4 MIXING RATIO (G/KG) 2.52 2.62 2.41 3.74 3.91 5.00 5.30 4.86 5.43 5.40 4.92 4.19 4.19 VAPOUR PRESSURE (HPA) 3.64 3.79 3.48 5.37 5.59 7.12 7.54 6.95 7.77 7.77 7.11 6.05 6.02 SATURATION DEF. (HPA) 9.95 11.46 18.22 33.29 47.78 49.68 49.43 47.12 42.26 22.46 10.32 8.98 29.25 RELATIVE HUMIDITY (MEAN %) 31 30 19 16 12 14 15 14 17 30 47 45 24 RELATIVE HUMIDITY (MAX. %) 47 51 36 28 21 23 25 24 27 45 68 65 38 RELATIVE HUMIDITY (MIN. %) 19 17 10 10 7 10 10 9 12 20 33 31 16 RELATIVE HUMIDITY (MEAN% 03UTC) 44 50 34 28 21 23 25 24 27 45 67 64 38 RELATIVE HUMIDITY (MEAN% 09UTC) 23 24 13 12 9 11 11 12 14 25 37 37 19 RELATIVE HUMIDITY (MEAN% 15UTC) 32 23 17 12 9 11 11 11 15 27 48 45 22 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 4.2 0.0 0.7 0.0 0.0 0.0 0.0 0.0 0.0 3.0 20.4 3.9 32.2 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 1 0 1 DAYS WITH PRECIPITATION >= 5 0 0 0 0 0 0 0 0 0 0 1 0 1 DAYS WITH PRECIPITATION >= 1 2 0 0 0 0 0 0 0 0 2 3 1 8 DAYS WITH PRECIPITATION 6 1 1 1 1 0 0 0 1 2 5 4 22 GREATEST DAILY PRECIPITATION 2.0 0.0 0.7 0.0 0.0 0.0 0.0 0.0 0.0 2.0 16.0 2.6 16.0 DAY 29 ** 27 ** ** ** ** ** ** 4 10 11 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 3 1 6 1 0 1 0 0 0 1 0 1 14 WIND DIRECTION (PREVAILING) 135 135 135 135 315 315 360 360 135 135 315 135 135 PREVAILING WIND SPEED(KNOTS) 6.6 6.0 6.3 6.2 5.9 7.9 9.1 8.6 5.7 6.2 5.7 5.9 6.0 PREVAILING WIND PERCENT 24.5 13.8 11.6 8.7 9.7 19.3 23.2 25.2 13.3 17.4 12.7 20.0 11.0 CALMS PERCENT OF WIND 56.8 62.8 63.2 62.0 68.4 41.3 33.5 45.8 52.7 58.7 74.7 49.0 55.7 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 152 207 198 243 291 348 351 359 37 96 319 165 352 VECTOR WIND MAGNITUDE(KNOTS) 2.1 0.3 0.9 0.3 0.5 2.5 4.1 3.1 0.5 0.3 0.5 1.2 0.5 WIND STEADINESES (MEAN %) 72.4 11.1 32.1 12.5 27.8 61.0 74.5 75.6 17.2 13.0 33.3 38.7 16.7 WIND SPEED (MEAN KNOTS) 2.9 2.7 2.8 2.4 1.8 4.1 5.5 4.1 2.9 2.3 1.5 3.1 3.0 FASTEST WIND DIRECTION 240 340 300 280 220 300 360 330 30 330 300 300 280 FASTEST WIND SPEED (KNOTS) 12 14 16 19 12 14 16 16 14 12 10 12 19 DAY 6 3 2 21 6 13 9 11 9 2 1 6 DAYS WITH SKY CLEAR (0-2)/8 18 21 22 18 25 30 29 30 25 24 13 17 272 DAYS WITH P.CLOUDY (3-6)/8 5 7 6 11 6 0 2 1 5 5 10 7 65 DAYS WITH CLOUDY (7-8)/8 8 1 3 1 0 0 0 0 0 2 7 7 29 DAYS WITH VISIBILITY =< 2 KM 0 1 0 0 0 1 0 0 0 0 0 0 2 DURATION OF SUNSHINE HOURS 210.1 262.3 266.4 302.2 353.2 362.5 371.2 369.0 307.5 285.8 210.4 212.4 3513.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 904.2 903.8 901.8 900.4 896.7 894.7 895.2 896.5 897.8 904.1 907.1 905.8 900.7 MAX. QFE PRESSURE IN HPA 914.1 914.5 908.4 906.7 903.4 901.9 901.7 901.9 905.9 911.5 917.5 914.0 917.5 DAY-HOUR 31- 6 11- 6 16- 6 2- 6 4- 6 14- 3 30- 6 23- 6 29- 6 16- 6 17- 6 17- 6 MIN. QFE PRESSURE IN HPA 895.8 890.8 891.0 894.4 890.2 886.8 887.5 888.3 887.3 895.5 899.4 894.7 886.8 DAY-HOUR 21-12 7-12 2-12 21-12 27-15 26-15 8-15 31-15 1-15 1-15 5-15 15-12 MEAN QNH PRESSURE IN HPA 1017.9 1017.5 1015.3 1013.7 1009.7 1007.5 1008.0 1009.4 1010.9 1017.8 1021.2 1019.7 1014.1 MAX. QNH PRESSURE IN HPA 1028.8 1029.3 1022.6 1020.7 1017.1 1015.4 1015.2 1015.4 1019.8 1026.0 1032.6 1028.7 1032.6 DAY-HOUR 31- 6 11- 6 16- 6 2- 6 4- 6 14- 3 30- 6 23- 6 29- 6 16- 6 17- 6 17- 6 MIN. QNH PRESSURE IN HPA 1008.7 1003.2 1003.4 1007.1 1002.5 998.8 999.5 1000.4 999.3 1008.4 1012.7 1007.5 998.8 DAY-HOUR 21-12 7-12 2-12 21-12 27-15 26-15 8-15 31-15 1-15 1-15 5-15 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 904.8 904.6 903.0 901.8 898.3 896.2 896.6 897.8 898.9 905.2 907.9 906.6 901.8 MAX. QFE PRESSURE IN HPA 913.4 913.8 907.6 905.9 902.6 901.9 901.6 900.9 904.7 910.3 916.1 912.7 916.1 DAY 31 11 4 3 4 14 31 13 30 16 17 17 MIN. QFE PRESSURE IN HPA 898.1 894.8 898.8 898.4 893.8 890.6 890.1 892.6 890.7 900.2 901.5 897.4 890.1 DAY 21 7 5 22 27 25 9 31 2 2 6 15 MEAN QNH PRESSURE IN HPA 1018.6 1018.4 1016.6 1015.3 1011.4 1009.2 1009.6 1010.9 1012.1 1019.0 1022.0 1020.6 1015.3 MAX. QNH PRESSURE IN HPA 1028.1 1028.5 1021.7 1019.8 1016.2 1015.4 1015.1 1014.3 1018.5 1024.7 1031.0 1027.3 1031.0 DAY 31 11 4 3 4 14 31 13 30 16 17 17 MIN. QNH PRESSURE IN HPA 1011.2 1007.6 1012.0 1011.6 1006.5 1003.0 1002.4 1005.2 1003.1 1013.5 1015.0 1010.5 1002.4 DAY 21 7 5 22 27 25 9 31 2 2 6 15 MEAN QFF PRESSURE IN HPA 1019.3 1018.6 1014.6 1009.2 1003.0 1000.2 1000.6 1002.6 1004.2 1014.6 1020.8 1020.4 1010.7 MAX. QFF PRESSURE IN HPA 1030.2 1031.1 1022.4 1016.7 1009.3 1010.1 1007.2 1007.3 1011.4 1021.4 1030.5 1028.6 1031.1 DAY 31 11 4 3 4 14 26 13 29 5 17 17 MIN. QFF PRESSURE IN HPA 1009.1 1004.8 1005.2 1004.3 996.6 992.7 991.9 997.0 993.9 1006.8 1011.0 1010.2 991.9 DAY 29 7 25 22 27 25 9 31 2 2 6 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 906.3 905.9 904.1 902.7 899.0 896.7 897.1 898.5 900.0 906.3 909.0 907.9 902.8 MAX. QFE PRESSURE IN HPA 914.1 914.5 908.4 906.7 903.4 901.2 901.7 901.9 905.9 911.5 917.5 914.0 917.5 DAY 31 11 16 2 4 14 30 23 29 16 17 17 MIN. QFE PRESSURE IN HPA 898.9 895.2 898.3 899.3 894.7 891.6 890.8 893.8 891.5 901.3 902.2 899.0 890.8 DAY 21 7 2 21 27 26 9 31 2 1 6 15 MEAN QNH PRESSURE IN HPA 1020.2 1019.8 1017.9 1016.2 1012.2 1009.7 1010.1 1011.7 1013.4 1020.3 1023.2 1022.0 1016.4 MAX. QNH PRESSURE IN HPA 1028.8 1029.3 1022.6 1020.7 1017.1 1014.6 1015.2 1015.4 1019.8 1026.0 1032.6 1028.7 1032.6 DAY 31 11 16 2 4 14 30 23 29 16 17 17 MIN. QNH PRESSURE IN HPA 1012.1 1008.0 1011.4 1012.5 1007.5 1004.1 1003.2 1006.5 1004.0 1014.7 1015.7 1012.2 1003.2 DAY 21 7 2 21 27 26 9 31 2 1 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 904.3 904.2 902.2 900.8 897.2 895.1 895.4 896.7 898.2 904.2 907.2 905.7 900.9 MAX. QFE PRESSURE IN HPA 911.4 911.5 906.2 905.5 901.7 899.3 900.2 900.2 904.5 909.1 915.4 911.9 915.4 DAY 31 11 21 2 4 3 30 23 29 16 17 17 MIN. QFE PRESSURE IN HPA 897.1 891.9 894.8 896.9 892.8 889.4 889.5 891.5 889.8 898.5 900.6 896.1 889.4 DAY 21 7 2 21 27 26 9 31 1 1 6 15 MEAN QNH PRESSURE IN HPA 1018.1 1018.0 1015.7 1014.2 1010.2 1007.9 1008.3 1009.7 1011.3 1017.9 1021.2 1019.6 1014.3 MAX. QNH PRESSURE IN HPA 1025.9 1026.0 1020.1 1019.4 1015.2 1012.5 1013.5 1013.5 1018.3 1023.3 1030.3 1026.4 1030.3 DAY 31 11 21 2 4 3 30 23 29 16 17 17 MIN. QNH PRESSURE IN HPA 1010.1 1004.4 1007.6 1009.9 1005.4 1001.6 1001.8 1004.0 1002.1 1011.7 1014.0 1009.0 1001.6 DAY 21 7 2 21 27 26 9 31 1 1 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 902.6 902.0 899.9 898.5 894.9 893.1 893.6 894.9 896.1 902.3 905.6 904.2 899.0 MAX. QFE PRESSURE IN HPA 910.3 909.6 903.6 902.9 899.4 897.6 899.2 898.3 902.5 907.2 914.0 910.8 914.0 DAY 30 10 3 2 5 16 30 13 29 16 17 17 MIN. QFE PRESSURE IN HPA 895.8 890.8 891.0 894.4 890.8 887.0 887.8 888.9 888.1 896.0 899.4 894.7 887.0 DAY 21 7 2 21 27 26 9 31 1 1 6 15 MEAN QNH PRESSURE IN HPA 1016.1 1015.5 1013.2 1011.7 1007.7 1005.7 1006.3 1007.6 1009.1 1015.8 1019.5 1017.9 1012.2 MAX. QNH PRESSURE IN HPA 1024.7 1023.9 1017.3 1016.5 1012.7 1010.7 1012.4 1011.4 1016.1 1021.2 1028.7 1025.2 1028.7 DAY 30 10 3 2 5 16 30 13 29 16 17 17 MIN. QNH PRESSURE IN HPA 1008.7 1003.2 1003.4 1007.1 1003.2 999.0 999.9 1001.1 1000.2 1008.9 1012.7 1007.5 999.0 DAY 21 7 2 21 27 26 9 31 1 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 902.9 902.2 900.0 898.2 894.2 892.5 893.4 894.6 896.0 902.4 906.1 904.9 899.0 MAX. QFE PRESSURE IN HPA 911.4 910.0 904.3 902.3 899.1 898.1 899.2 898.5 902.0 907.1 914.6 910.5 914.6 DAY 30 10 3 2 3 16 30 23 29 16 17 17 MIN. QFE PRESSURE IN HPA 895.9 892.2 893.3 895.4 890.2 886.8 887.5 888.3 887.3 895.5 899.4 895.0 886.8 DAY 21 7 2 22 27 26 8 31 1 1 5 15 MEAN QNH PRESSURE IN HPA 1016.5 1015.7 1013.3 1011.3 1007.0 1005.0 1006.1 1007.4 1008.9 1016.0 1020.0 1018.7 1012.2 MAX. QNH PRESSURE IN HPA 1025.9 1024.3 1018.1 1015.8 1012.3 1011.2 1012.4 1011.7 1015.5 1021.1 1029.4 1024.9 1029.4 DAY 30 10 3 2 3 16 30 23 29 16 17 17 MIN. QNH PRESSURE IN HPA 1008.8 1004.7 1005.9 1008.2 1002.5 998.8 999.5 1000.4 999.3 1008.4 1012.7 1007.8 998.8 DAY 21 7 2 22 27 26 8 31 1 1 5 15 MEAN QFF PRESSURE IN HPA 1017.1 1015.8 1011.1 1005.2 998.5 996.0 997.2 999.1 1000.9 1011.5 1018.9 1018.5 1007.5 MAX. QFF PRESSURE IN HPA 1027.5 1027.6 1018.4 1011.4 1004.4 1003.7 1004.5 1004.6 1008.8 1017.8 1029.2 1026.6 1029.2 DAY 30 10 3 2 3 16 30 20 29 5 17 29 MIN. QFF PRESSURE IN HPA 1007.6 1002.4 1001.8 1000.5 992.6 988.4 989.2 992.0 990.9 1000.9 1008.3 1007.1 988.4 DAY 21 7 24 22 26 26 8 31 1 1 5 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 9.1 12.8 19.4 27.2 32.1 34.9 36.9 34.4 31.0 25.7 17.7 14.0 24.6 MINIMUN AIR TEMPERATURE (C) 1.1 2.5 9.1 15.7 20.0 22.3 25.2 21.1 18.5 14.7 7.6 7.6 13.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 1 9 20 27 18 6 0 0 0 81 DAYS WITH MINIMUM TEMP. <=-4 2 0 0 0 0 0 0 0 0 0 0 0 2 DAYS WITH FREEZING MIN.<= 0 15 11 0 0 0 0 0 0 0 0 0 0 26 TEMPERATURE RECORDS LOWEST(C) -7.2 -2.6 2.0 9.8 15.4 15.6 15.0 15.8 13.2 8.6 0.6 2.2 -7.2 DAY 29 13 12 19 7 25 31 16 22 11 21 25 MAXIMUM AIR TEMPERATURE (C) 15.1 19.1 25.5 32.9 37.6 40.4 42.6 40.5 37.2 32.2 24.5 19.1 30.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 28 31 30 31 31 29 25 2 0 209 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.6 27.0 30.6 37.0 41.6 45.4 47.6 43.6 41.8 37.2 30.6 25.4 47.6 DAY 15 20 31 26 16 30 8 27 6 1 6 5 DIF. BETWEEN (MAX.-MIN.) (C) 14.0 16.6 16.4 17.2 17.6 18.1 17.4 19.4 18.7 17.5 16.9 11.5 16.8 MEAN DAILY TEMP. (MDT) (C) 8.1 10.8 17.3 24.3 28.8 31.4 33.9 30.8 27.9 23.5 16.1 13.4 22.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 2.3 101.1 241.9 311.0 400.6 303.4 205.8 83.7 1.4 0.0 1651.4 HEATING DEG. DAYS(BASE 18 0C) 307.5 203.1 54.8 0.0 0.0 0.0 0.0 0.0 0.0 0.3 75.5 145.7 786.8 DEWPOINT (MEAN C) -4.9 -5.3 -0.5 0.1 5.2 5.2 9.2 6.0 4.1 2.1 -2.4 4.5 2.0 MIXING RATIO (G/KG) 3.06 3.02 4.24 4.49 6.33 6.44 8.47 6.85 5.82 5.06 3.75 6.03 5.30 VAPOUR PRESSURE (HPA) 4.43 4.36 6.10 6.45 9.03 9.15 11.98 9.76 8.33 7.29 5.43 8.71 7.59 SATURATION DEF. (HPA) 7.86 11.64 17.98 31.23 40.69 49.31 53.43 47.35 39.32 27.35 16.28 7.91 29.20 RELATIVE HUMIDITY (MEAN %) 42 33 30 19 20 17 20 19 19 23 28 57 27 RELATIVE HUMIDITY (MAX. %) 60 51 51 29 33 27 30 29 29 34 43 76 41 RELATIVE HUMIDITY (MIN. %) 28 21 19 13 14 13 15 14 14 16 19 42 19 RELATIVE HUMIDITY (MEAN% 03UTC) 60 51 48 29 33 27 30 29 29 33 42 73 40 RELATIVE HUMIDITY (MEAN% 09UTC) 34 26 23 15 16 14 17 15 16 17 21 48 22 RELATIVE HUMIDITY (MEAN% 15UTC) 41 31 28 17 17 15 17 17 18 26 29 62 27 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 0.2 10.0 25.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26.5 61.7 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 0 1 1 DAYS WITH PRECIPITATION >= 5 0 2 3 0 0 0 0 0 0 0 0 1 6 DAYS WITH PRECIPITATION >= 1 0 2 3 0 0 0 0 0 0 0 0 6 11 DAYS WITH PRECIPITATION 3 2 4 0 0 0 0 0 0 0 1 10 20 GREATEST DAILY PRECIPITATION 0.2 5.0 9.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13.0 13.0 DAY 5 11 26 ** ** ** ** ** ** ** ** 13 DAY WITH THUNDER STORM 0 0 1 0 0 0 0 0 0 0 0 2 3 DAYS WITH SNOW OR SLEET 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH DUST 1 3 1 0 6 2 1 2 1 1 3 0 21 WIND DIRECTION (PREVAILING) 315 135 135 135 315 315 360 360 360 135 135 135 315 PREVAILING WIND SPEED(KNOTS) 6.4 5.4 5.9 5.9 7.9 9.0 8.9 7.2 6.8 6.6 6.6 6.1 7.3 PREVAILING WIND PERCENT 18.1 15.7 22.6 14.7 18.1 22.0 21.9 18.1 13.3 18.7 16.7 14.8 12.4 CALMS PERCENT OF WIND 54.8 50.0 45.8 42.7 49.7 38.7 42.6 36.8 55.3 54.2 58.7 52.9 48.5 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 236 181 152 219 284 339 350 360 1 113 157 133 345 VECTOR WIND MAGNITUDE(KNOTS) 0.1 1.3 0.9 0.5 1.8 2.8 3.1 2.8 1.1 0.7 1.0 1.0 0.5 WIND STEADINESES (MEAN %) 3.8 40.6 27.3 15.2 51.4 63.6 68.9 63.6 39.3 23.3 35.7 35.7 14.7 WIND SPEED (MEAN KNOTS) 2.6 3.2 3.3 3.3 3.5 4.4 4.5 4.4 2.8 3.0 2.8 2.8 3.4 FASTEST WIND DIRECTION 330 210 200 310 320 330 340 330 330 150 160 180 160 FASTEST WIND SPEED (KNOTS) 14 17 16 12 16 16 14 16 16 17 19 14 19 DAY 27 21 10 2 11 11 16 12 18 31 18 20 DAYS WITH SKY CLEAR (0-2)/8 17 18 18 15 24 23 30 30 29 27 20 12 263 DAYS WITH P.CLOUDY (3-6)/8 12 7 9 14 4 7 1 1 1 3 8 10 77 DAYS WITH CLOUDY (7-8)/8 2 3 4 1 3 0 0 0 0 1 2 9 25 DAYS WITH VISIBILITY =< 2 KM 0 0 0 0 0 0 1 0 1 1 2 0 5 DURATION OF SUNSHINE HOURS 250.7 252.6 255.0 311.2 331.0 353.9 348.9 363.7 323.1 308.8 262.4 180.4 3541.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 906.3 903.7 901.7 899.8 896.9 893.4 892.6 897.0 899.8 903.6 905.3 907.2 900.6 MAX. QFE PRESSURE IN HPA 913.7 913.7 911.5 908.0 902.7 902.2 900.4 904.4 909.2 911.9 914.0 913.5 914.0 DAY-HOUR 29- 6 9- 6 1- 6 2- 6 12- 6 2- 6 29- 6 14- 6 22- 6 11- 6 20- 6 18- 6 MIN. QFE PRESSURE IN HPA 897.8 889.4 890.6 892.7 887.2 887.1 885.2 889.1 892.2 897.1 895.4 897.2 885.2 DAY-HOUR 19-15 21-12 25-15 9-15 25-15 18-15 11-15 27-15 5-15 1-15 17-12 5-12 MEAN QNH PRESSURE IN HPA 1020.2 1017.4 1015.2 1013.1 1009.9 1006.1 1005.2 1010.1 1013.1 1017.2 1019.2 1021.2 1014.0 MAX. QNH PRESSURE IN HPA 1028.4 1028.4 1026.0 1022.1 1016.3 1015.7 1013.8 1018.2 1023.4 1026.4 1028.7 1028.2 1028.7 DAY-HOUR 29- 6 9- 6 1- 6 2- 6 12- 6 2- 6 29- 6 14- 6 22- 6 11- 6 20- 6 18- 6 MIN. QNH PRESSURE IN HPA 1010.9 1001.6 1003.0 1005.3 999.2 999.1 997.0 1001.3 1004.7 1010.1 1008.2 1010.2 997.0 DAY-HOUR 19-15 21-12 25-15 9-15 25-15 18-15 11-15 27-15 5-15 1-15 17-12 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 906.9 904.6 902.9 901.3 898.5 895.0 894.2 898.5 901.1 904.7 906.4 907.7 901.8 MAX. QFE PRESSURE IN HPA 912.4 912.5 911.1 907.2 902.1 901.5 899.9 903.2 908.3 911.2 912.8 912.9 912.9 DAY 29 10 2 2 13 2 29 14 22 11 20 18 MIN. QFE PRESSURE IN HPA 901.2 894.5 891.6 896.2 893.0 889.9 888.3 892.9 895.0 900.0 899.6 899.7 888.3 DAY 24 21 26 13 30 18 12 27 6 2 12 5 MEAN QNH PRESSURE IN HPA 1020.9 1018.3 1016.5 1014.7 1011.7 1007.8 1006.9 1011.7 1014.5 1018.5 1020.4 1021.8 1015.3 MAX. QNH PRESSURE IN HPA 1027.0 1027.1 1025.5 1021.2 1015.6 1015.0 1013.2 1016.8 1022.5 1025.6 1027.4 1027.5 1027.5 DAY 29 10 2 2 13 2 29 14 22 11 20 18 MIN. QNH PRESSURE IN HPA 1014.6 1007.3 1004.1 1009.1 1005.6 1002.2 1000.4 1005.5 1007.8 1013.3 1012.9 1013.0 1000.4 DAY 24 21 26 13 30 18 12 27 6 2 12 5 MEAN QFF PRESSURE IN HPA 1022.2 1018.2 1013.5 1008.6 1003.4 998.4 996.7 1002.9 1007.1 1013.4 1018.5 1020.6 1010.3 MAX. QFF PRESSURE IN HPA 1032.0 1028.4 1025.4 1016.4 1008.2 1006.5 1005.1 1009.7 1017.5 1022.4 1028.1 1027.9 1032.0 DAY 29 10 12 3 1 3 30 14 22 11 20 18 MIN. QFF PRESSURE IN HPA 1014.4 1002.0 999.8 1002.9 996.3 992.2 988.9 995.7 999.1 1006.5 1008.8 1011.0 988.9 DAY 4 21 26 13 30 18 12 27 6 2 12 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 908.2 905.9 903.9 902.0 899.0 895.4 894.6 899.1 902.0 905.8 907.6 909.0 902.7 MAX. QFE PRESSURE IN HPA 913.7 913.7 911.5 908.0 902.7 902.2 900.4 904.4 909.2 911.9 914.0 913.5 914.0 DAY 29 9 1 2 12 2 29 14 22 11 20 18 MIN. QFE PRESSURE IN HPA 902.8 894.8 892.2 897.4 893.1 890.1 888.6 893.4 896.6 901.3 900.3 900.7 888.6 DAY 24 21 26 13 25 18 11 27 6 1 17 5 MEAN QNH PRESSURE IN HPA 1022.4 1019.8 1017.6 1015.6 1012.2 1008.3 1007.3 1012.3 1015.5 1019.7 1021.6 1023.2 1016.3 MAX. QNH PRESSURE IN HPA 1028.4 1028.4 1026.0 1022.1 1016.3 1015.7 1013.8 1018.2 1023.4 1026.4 1028.7 1028.2 1028.7 DAY 29 9 1 2 12 2 29 14 22 11 20 18 MIN. QNH PRESSURE IN HPA 1016.4 1007.6 1004.7 1010.5 1005.7 1002.4 1000.8 1006.0 1009.6 1014.7 1013.6 1014.1 1000.8 DAY 24 21 26 13 25 18 11 27 6 1 17 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 906.4 904.1 902.1 900.2 897.1 893.7 892.8 897.2 900.0 903.6 905.1 907.0 900.8 MAX. QFE PRESSURE IN HPA 912.5 912.2 909.8 906.5 900.7 900.2 898.7 901.2 907.3 910.1 911.9 911.0 912.5 DAY 29 9 1 1 1 2 28 14 22 10 2 9 MIN. QFE PRESSURE IN HPA 901.6 891.2 891.7 896.2 890.7 888.9 887.4 891.4 894.9 899.2 897.3 898.5 887.4 DAY 4 21 26 10 25 18 11 27 6 1 17 5 MEAN QNH PRESSURE IN HPA 1020.3 1017.8 1015.6 1013.6 1010.1 1006.4 1005.4 1010.2 1013.3 1017.3 1018.9 1021.0 1014.2 MAX. QNH PRESSURE IN HPA 1027.1 1026.7 1024.1 1020.5 1014.1 1013.5 1011.9 1014.6 1021.4 1024.4 1026.4 1025.4 1027.1 DAY 29 9 1 1 1 2 28 14 22 10 2 9 MIN. QNH PRESSURE IN HPA 1015.1 1003.6 1004.2 1009.1 1003.1 1001.1 999.4 1003.8 1007.7 1012.4 1010.3 1011.7 999.4 DAY 4 21 26 10 25 18 11 27 6 1 17 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 904.7 901.9 899.9 897.9 895.1 891.8 891.0 895.3 898.0 901.8 903.5 905.7 898.9 MAX. QFE PRESSURE IN HPA 911.0 910.4 907.7 904.3 898.7 898.2 896.9 899.7 904.8 908.4 910.4 910.1 911.0 DAY 29 9 1 1 11 2 29 14 22 10 2 17 MIN. QFE PRESSURE IN HPA 899.0 889.4 890.8 893.1 888.7 887.3 885.6 889.2 892.5 897.5 895.4 897.2 885.6 DAY 19 21 26 9 25 18 11 27 5 1 17 5 MEAN QNH PRESSURE IN HPA 1018.5 1015.4 1013.2 1011.0 1008.0 1004.3 1003.4 1008.2 1011.1 1015.3 1017.2 1019.6 1012.1 MAX. QNH PRESSURE IN HPA 1025.4 1024.8 1021.8 1018.1 1011.9 1011.3 1009.9 1013.0 1018.6 1022.6 1024.8 1024.4 1025.4 DAY 29 9 1 1 11 2 29 14 22 10 2 17 MIN. QNH PRESSURE IN HPA 1012.2 1001.6 1003.2 1005.7 1000.9 999.3 997.5 1001.4 1005.1 1010.6 1008.2 1010.2 997.5 DAY 19 21 26 9 25 18 11 27 5 1 17 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 905.3 902.1 900.0 897.6 894.6 891.3 890.6 895.2 897.9 901.9 904.2 906.4 898.9 MAX. QFE PRESSURE IN HPA 911.3 910.1 908.2 904.6 899.3 897.6 896.7 900.4 904.8 909.5 910.2 911.4 911.4 DAY 29 9 1 2 11 2 29 14 22 10 2 17 MIN. QFE PRESSURE IN HPA 897.8 890.0 890.6 892.7 887.2 887.1 885.2 889.1 892.2 897.1 896.9 899.1 885.2 DAY 19 21 25 9 25 18 11 27 5 1 17 5 MEAN QNH PRESSURE IN HPA 1019.1 1015.6 1013.3 1010.6 1007.4 1003.7 1002.9 1008.0 1011.1 1015.4 1018.0 1020.4 1012.1 MAX. QNH PRESSURE IN HPA 1025.8 1024.4 1022.3 1018.4 1012.5 1010.7 1009.7 1013.8 1018.6 1023.8 1024.5 1025.9 1025.9 DAY 29 9 1 2 11 2 29 14 22 10 2 17 MIN. QNH PRESSURE IN HPA 1010.9 1002.3 1003.0 1005.3 999.2 999.1 997.0 1001.3 1004.7 1010.1 1009.9 1012.3 997.0 DAY 19 21 25 9 25 18 11 27 5 1 17 5 MEAN QFF PRESSURE IN HPA 1020.4 1015.2 1010.2 1004.4 999.1 994.3 992.7 999.0 1003.6 1010.2 1016.0 1019.1 1007.0 MAX. QFF PRESSURE IN HPA 1030.4 1025.9 1023.0 1012.6 1005.0 1002.2 1001.1 1006.1 1013.4 1019.6 1025.9 1026.0 1030.4 DAY 29 9 11 2 11 2 30 14 22 10 20 17 MIN. QFF PRESSURE IN HPA 1011.6 997.4 998.0 998.2 989.8 988.9 985.5 991.1 995.7 1003.1 1006.1 1008.8 985.5 DAY 19 21 25 9 25 18 11 27 5 1 17 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.3 14.1 19.7 24.6 31.1 35.0 36.2 36.0 32.2 25.9 15.8 10.6 24.3 MINIMUN AIR TEMPERATURE (C) 2.8 5.5 9.1 14.6 18.3 23.1 24.8 23.0 18.1 13.4 7.9 1.3 13.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 2 5 25 30 22 4 0 0 0 88 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 3 3 DAYS WITH FREEZING MIN.<= 0 14 1 1 0 0 0 0 0 0 0 0 15 31 TEMPERATURE RECORDS LOWEST(C) -2.6 -3.4 -1.0 5.6 13.4 18.4 18.4 19.5 11.2 9.0 1.0 -6.4 -6.4 DAY 18 5 8 6 9 1 31 1 30 11 19 25 MAXIMUM AIR TEMPERATURE (C) 15.7 19.8 25.7 30.1 36.8 40.2 41.7 42.0 38.8 33.1 21.5 16.9 30.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 6 14 31 30 31 31 30 27 0 0 200 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.4 26.4 30.6 38.2 41.6 44.2 45.6 44.8 41.4 37.4 28.6 25.2 45.6 DAY 7 12 14 29 25 19 19 19 5 7 1 11 DIF. BETWEEN (MAX.-MIN.) (C) 12.9 14.3 16.6 15.5 18.5 17.1 16.9 19.0 20.7 19.7 13.6 15.6 16.7 MEAN DAILY TEMP. (MDT) (C) 9.3 12.6 17.4 22.4 27.6 31.7 33.3 32.5 28.4 23.2 14.7 9.1 21.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.2 11.3 70.9 203.3 320.4 380.1 357.5 223.1 73.3 1.3 0.0 1641.4 HEATING DEG. DAYS(BASE 18 0C) 272.1 154.0 66.0 8.4 0.0 0.0 0.0 0.0 0.0 0.0 112.5 275.3 888.2 DEWPOINT (MEAN C) -1.7 -3.6 -4.2 2.3 1.6 1.7 3.9 1.9 -2.0 -2.0 0.5 -3.8 -0.5 MIXING RATIO (G/KG) 3.90 3.47 3.40 5.27 4.96 5.02 5.76 5.08 3.86 3.76 4.61 3.41 4.38 VAPOUR PRESSURE (HPA) 5.63 5.01 4.89 7.55 7.11 7.16 8.21 7.25 5.55 5.43 6.66 4.92 6.28 SATURATION DEF. (HPA) 7.89 12.13 19.73 25.27 40.18 51.18 54.01 54.80 45.10 30.00 12.40 8.91 30.13 RELATIVE HUMIDITY (MEAN %) 48 32 22 26 17 14 15 13 12 17 39 40 25 RELATIVE HUMIDITY (MAX. %) 70 51 39 43 30 22 24 22 21 26 60 63 39 RELATIVE HUMIDITY (MIN. %) 32 21 13 17 10 9 10 9 8 12 26 25 16 RELATIVE HUMIDITY (MEAN% 03UTC) 69 50 37 42 29 22 24 22 21 26 59 62 39 RELATIVE HUMIDITY (MEAN% 09UTC) 40 24 16 21 13 11 12 10 9 13 31 29 19 RELATIVE HUMIDITY (MEAN% 15UTC) 48 31 20 24 14 11 12 10 12 20 37 39 23 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 49.3 0.1 0.0 4.1 1.3 0.0 0.0 0.0 0.0 0.0 6.5 2.1 63.4 DAYS WITH PRECIPITATION >=10 2 0 0 0 0 0 0 0 0 0 0 0 2 DAYS WITH PRECIPITATION >= 5 2 0 0 0 0 0 0 0 0 0 1 0 3 DAYS WITH PRECIPITATION >= 1 3 0 0 2 0 0 0 0 0 0 1 1 7 DAYS WITH PRECIPITATION 5 1 0 5 2 0 0 0 0 0 5 3 21 GREATEST DAILY PRECIPITATION 29.0 0.1 0.0 2.0 0.9 0.0 0.0 0.0 0.0 0.0 6.1 2.0 29.0 DAY 12 21 ** 12 3 ** ** ** ** ** 7 10 DAY WITH THUNDER STORM 0 0 0 1 1 0 0 0 0 0 0 0 2 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 1 1 3 3 2 1 1 1 0 0 0 2 15 WIND DIRECTION (PREVAILING) 135 135 135 225 315 315 360 360 135 135 135 315 135 PREVAILING WIND SPEED(KNOTS) 6.5 11.1 10.0 9.9 12.0 13.3 11.1 10.8 8.0 8.1 10.1 8.0 8.7 PREVAILING WIND PERCENT 11.0 26.4 23.2 12.7 14.2 21.3 21.9 18.1 19.3 26.5 20.7 16.1 15.4 CALMS PERCENT OF WIND 58.1 36.4 38.1 45.3 50.3 38.0 31.0 32.3 36.0 54.2 40.7 48.4 42.5 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 136 160 172 225 293 339 359 21 42 122 46 197 28 VECTOR WIND MAGNITUDE(KNOTS) 0.9 2.3 3.0 1.6 1.4 3.4 5.6 2.9 2.0 2.1 0.6 1.8 0.4 WIND STEADINESES (MEAN %) 29.0 31.1 41.1 32.0 31.8 47.9 74.7 45.3 34.5 60.0 10.7 33.3 7.0 WIND SPEED (MEAN KNOTS) 3.1 7.4 7.3 5.0 4.4 7.1 7.5 6.4 5.8 3.5 5.6 5.4 5.7 FASTEST WIND DIRECTION 240 340 180 360 230 340 330 340 360 360 320 200 180 FASTEST WIND SPEED (KNOTS) 23 27 49 27 29 31 31 31 21 19 19 25 49 DAY 29 4 28 30 4 22 29 13 29 22 7 21 DAYS WITH SKY CLEAR (0-2)/8 18 11 17 11 22 24 29 27 29 28 16 16 248 DAYS WITH P.CLOUDY (3-6)/8 9 13 11 13 7 6 2 4 1 3 9 10 88 DAYS WITH CLOUDY (7-8)/8 4 4 3 6 2 0 0 0 0 0 5 5 29 DAYS WITH VISIBILITY =< 2 KM 2 0 1 1 0 0 0 1 0 0 0 1 6 DURATION OF SUNSHINE HOURS 254.1 205.8 282.8 252.5 342.8 349.2 368.7 359.3 331.3 312.0 231.4 221.9 3511.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 905.5 904.7 902.5 899.2 898.0 895.1 894.8 894.5 900.4 904.1 906.9 905.2 900.9 MAX. QFE PRESSURE IN HPA 915.6 914.8 917.3 909.5 903.6 901.7 901.4 900.5 906.5 909.9 917.2 915.3 917.3 DAY-HOUR 26- 6 6- 6 11- 6 1- 6 9- 6 25- 6 30- 6 1- 6 23- 6 10- 6 18- 6 3- 6 MIN. QFE PRESSURE IN HPA 896.7 897.0 894.0 891.2 891.6 885.8 888.7 887.9 894.4 899.3 898.9 893.7 885.8 DAY-HOUR 8-12 25-12 29-12 4-12 20-15 20-15 24-15 17-15 18-15 14-12 6-12 21-12 MEAN QNH PRESSURE IN HPA 1019.4 1018.5 1016.0 1012.4 1011.1 1008.0 1007.6 1007.2 1013.7 1017.8 1020.9 1019.0 1014.3 MAX. QNH PRESSURE IN HPA 1030.5 1029.6 1032.4 1023.8 1017.3 1015.2 1014.9 1013.9 1020.5 1024.2 1032.2 1030.2 1032.4 DAY-HOUR 26- 6 6- 6 11- 6 1- 6 9- 6 25- 6 30- 6 1- 6 23- 6 10- 6 18- 6 3- 6 MIN. QNH PRESSURE IN HPA 1009.7 1010.0 1006.7 1003.6 1004.1 997.7 1000.9 1000.0 1007.1 1012.5 1012.1 1006.4 997.7 DAY-HOUR 8-12 25-12 29-12 4-12 20-15 20-15 24-15 17-15 18-15 14-12 6-12 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 906.0 905.4 903.6 900.6 899.7 896.7 896.3 895.9 901.7 905.2 907.9 906.0 902.1 MAX. QFE PRESSURE IN HPA 913.9 913.4 916.5 907.7 903.1 900.6 901.0 900.1 905.9 909.1 915.4 914.0 916.5 DAY 26 6 11 1 17 25 30 1 30 10 18 4 MIN. QFE PRESSURE IN HPA 897.9 898.1 897.1 891.5 895.4 890.0 892.6 891.4 897.5 901.6 902.1 894.6 890.0 DAY 12 25 29 4 20 21 25 17 18 15 13 22 MEAN QNH PRESSURE IN HPA 1020.0 1019.3 1017.2 1014.0 1013.0 1009.7 1009.2 1008.8 1015.1 1019.1 1022.0 1019.9 1015.6 MAX. QNH PRESSURE IN HPA 1028.6 1028.1 1031.5 1021.8 1016.7 1014.0 1014.4 1013.4 1019.8 1023.3 1030.3 1028.7 1031.5 DAY 26 6 11 1 17 25 30 1 30 10 18 4 MIN. QNH PRESSURE IN HPA 1011.0 1011.2 1010.1 1004.0 1008.2 1002.3 1005.2 1003.8 1010.6 1015.1 1015.6 1007.4 1002.3 DAY 12 25 29 4 20 21 25 17 18 15 13 22 MEAN QFF PRESSURE IN HPA 1020.5 1018.3 1014.3 1008.7 1005.3 1000.5 999.5 999.4 1007.6 1014.2 1020.4 1020.6 1010.8 MAX. QFF PRESSURE IN HPA 1031.5 1031.2 1032.2 1019.4 1009.8 1005.4 1006.4 1005.7 1014.6 1018.1 1030.8 1031.4 1032.2 DAY 26 5 11 1 9 25 31 1 30 10 19 5 MIN. QFF PRESSURE IN HPA 1008.0 1007.3 1004.6 1000.9 999.0 992.3 995.2 993.5 1002.5 1009.1 1012.5 1003.5 992.3 DAY 8 25 21 4 20 20 25 17 18 15 2 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 907.4 906.8 904.6 901.1 900.0 897.1 896.7 896.4 902.4 906.2 908.9 907.4 902.9 MAX. QFE PRESSURE IN HPA 915.6 914.8 917.3 909.5 903.6 901.7 901.4 900.5 906.5 909.9 917.2 915.3 917.3 DAY 26 6 11 1 9 25 30 1 23 10 18 3 MIN. QFE PRESSURE IN HPA 899.4 899.5 898.0 893.3 895.4 890.5 893.3 891.8 898.0 902.8 902.4 896.3 890.5 DAY 12 25 29 4 20 20 27 17 18 15 13 22 MEAN QNH PRESSURE IN HPA 1021.5 1020.8 1018.4 1014.6 1013.3 1010.1 1009.7 1009.4 1016.0 1020.2 1023.2 1021.4 1016.5 MAX. QNH PRESSURE IN HPA 1030.5 1029.6 1032.4 1023.8 1017.3 1015.2 1014.9 1013.9 1020.5 1024.2 1032.2 1030.2 1032.4 DAY 26 6 11 1 9 25 30 1 23 10 18 3 MIN. QNH PRESSURE IN HPA 1012.7 1012.8 1011.1 1005.9 1008.2 1002.9 1005.9 1004.3 1011.1 1016.4 1016.0 1009.2 1002.9 DAY 12 25 29 4 20 20 27 17 18 15 13 22 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 905.5 904.8 902.7 899.3 898.1 895.5 895.1 894.7 900.5 904.1 906.7 904.9 901.0 MAX. QFE PRESSURE IN HPA 913.6 913.0 915.0 908.6 902.4 900.6 899.5 898.8 904.5 908.0 914.5 913.5 915.0 DAY 26 6 11 1 9 25 30 1 30 10 18 3 MIN. QFE PRESSURE IN HPA 897.9 898.1 896.4 891.4 893.6 888.7 891.2 890.1 896.8 901.2 900.3 893.9 888.7 DAY 8 25 29 4 20 20 26 17 10 15 13 22 MEAN QNH PRESSURE IN HPA 1019.3 1018.7 1016.3 1012.6 1011.2 1008.4 1007.9 1007.5 1013.9 1017.8 1020.7 1018.7 1014.4 MAX. QNH PRESSURE IN HPA 1028.3 1027.6 1029.8 1022.8 1016.0 1014.0 1012.8 1012.0 1018.3 1022.1 1029.3 1028.2 1029.8 DAY 26 6 11 1 9 25 30 1 30 10 18 3 MIN. QNH PRESSURE IN HPA 1011.0 1011.2 1009.4 1003.8 1006.3 1000.9 1003.6 1002.4 1009.8 1014.6 1013.6 1006.6 1000.9 DAY 8 25 29 4 20 20 26 17 10 15 13 22 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 904.0 903.0 900.7 897.3 896.2 893.5 893.3 892.9 898.7 902.4 905.2 903.4 899.2 MAX. QFE PRESSURE IN HPA 912.0 911.4 912.4 905.3 899.7 898.5 897.7 896.7 903.0 906.2 913.0 912.7 913.0 DAY 26 6 11 1 9 25 30 1 23 10 18 3 MIN. QFE PRESSURE IN HPA 896.7 897.0 894.0 891.2 892.0 886.4 889.5 888.1 894.5 899.3 898.9 893.7 886.4 DAY 8 25 29 4 20 20 24 17 18 14 6 21 MEAN QNH PRESSURE IN HPA 1017.8 1016.6 1014.1 1010.3 1009.1 1006.2 1005.9 1005.5 1011.9 1016.0 1019.0 1017.1 1012.5 MAX. QNH PRESSURE IN HPA 1026.5 1025.9 1027.0 1019.2 1013.0 1011.7 1010.8 1009.7 1016.6 1020.1 1027.6 1027.3 1027.6 DAY 26 6 11 1 9 25 30 1 23 10 18 3 MIN. QNH PRESSURE IN HPA 1009.7 1010.0 1006.7 1003.6 1004.5 998.3 1001.8 1000.2 1007.3 1012.5 1012.1 1006.4 998.3 DAY 8 25 29 4 20 20 24 17 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 904.8 903.4 900.8 897.5 895.9 892.9 892.9 892.6 898.6 902.7 905.9 904.2 899.4 MAX. QFE PRESSURE IN HPA 912.0 911.6 911.8 905.3 899.6 898.1 897.5 896.4 902.9 906.6 913.1 913.4 913.4 DAY 26 6 11 1 9 25 30 1 30 10 18 3 MIN. QFE PRESSURE IN HPA 897.6 897.0 894.3 892.1 891.6 885.8 888.7 887.9 894.4 899.6 900.3 894.5 885.8 DAY 21 25 29 21 20 20 24 17 18 14 6 21 MEAN QNH PRESSURE IN HPA 1018.6 1017.1 1014.3 1010.6 1008.8 1005.5 1005.5 1005.2 1011.8 1016.2 1019.8 1018.0 1012.6 MAX. QNH PRESSURE IN HPA 1026.5 1026.1 1026.3 1019.2 1012.9 1011.2 1010.6 1009.4 1016.5 1020.6 1027.7 1028.1 1028.1 DAY 26 6 11 1 9 25 30 1 30 10 18 3 MIN. QNH PRESSURE IN HPA 1010.7 1010.0 1007.0 1004.6 1004.1 997.7 1000.9 1000.0 1007.1 1012.9 1013.6 1007.3 997.7 DAY 21 25 29 21 20 20 24 17 18 14 6 21 MEAN QFF PRESSURE IN HPA 1019.1 1016.0 1011.2 1005.2 1001.0 996.2 995.7 995.7 1004.1 1011.2 1018.3 1018.7 1007.7 MAX. QFF PRESSURE IN HPA 1029.2 1028.6 1026.8 1016.0 1006.3 1002.7 1002.3 1001.2 1011.5 1015.4 1028.3 1029.3 1029.3 DAY 26 5 11 1 9 25 30 1 30 10 18 4 MIN. QFF PRESSURE IN HPA 1008.9 1005.5 1001.0 998.3 994.4 987.3 990.7 989.6 999.0 1007.8 1010.2 1004.5 987.3 DAY 8 25 29 21 20 19 24 17 18 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 11.0 15.5 18.3 25.3 28.2 35.7 39.3 34.7 30.5 25.9 15.3 10.5 24.2 MINIMUN AIR TEMPERATURE (C) 3.3 6.3 8.6 14.9 16.8 23.7 27.1 21.9 17.5 14.1 5.3 2.9 13.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 3 7 24 31 19 4 0 0 0 88 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 4 4 DAYS WITH FREEZING MIN.<= 0 5 1 3 0 0 0 0 0 0 0 7 8 24 TEMPERATURE RECORDS LOWEST(C) -2.6 -3.4 -2.6 7.2 6.6 20.0 23.0 15.8 12.2 8.8 -2.2 -8.4 -8.4 DAY 21 18 3 2 3 1 6 10 28 16 24 13 MAXIMUM AIR TEMPERATURE (C) 17.0 21.7 24.3 31.2 34.0 41.4 45.2 40.8 37.2 32.6 21.9 16.6 30.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 19 27 30 31 31 30 31 1 0 202 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 25.6 28.4 30.4 37.0 39.2 45.0 47.6 45.4 40.6 37.2 30.4 27.0 47.6 DAY 13 25 20 27 23 29 30 1 10 3 1 19 DIF. BETWEEN (MAX.-MIN.) (C) 13.7 15.4 15.7 16.3 17.2 17.7 18.1 18.9 19.7 18.5 16.6 13.7 16.8 MEAN DAILY TEMP. (MDT) (C) 10.1 14.0 16.5 23.1 25.4 32.5 36.2 31.3 27.4 23.4 13.6 9.8 21.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.8 7.8 84.0 146.7 346.5 469.9 320.8 191.1 75.4 2.4 0.0 1645.4 HEATING DEG. DAYS(BASE 18 0C) 243.7 121.9 84.4 6.0 1.6 0.0 0.0 0.0 0.0 0.0 146.5 258.6 862.7 DEWPOINT (MEAN C) -3.7 -4.3 -3.1 2.6 0.1 3.9 6.7 4.0 0.4 -1.2 -5.0 -3.4 -0.2 MIXING RATIO (G/KG) 3.46 3.29 3.74 5.39 4.51 5.74 7.19 5.86 4.58 4.01 3.12 3.56 4.54 VAPOUR PRESSURE (HPA) 5.00 4.74 5.37 7.73 6.47 8.18 10.17 8.36 6.58 5.78 4.52 5.16 6.51 SATURATION DEF. (HPA) 8.97 14.17 17.20 26.39 33.72 52.49 63.24 49.33 39.59 29.28 14.28 8.60 29.77 RELATIVE HUMIDITY (MEAN %) 43 29 27 27 18 15 15 16 16 18 27 43 25 RELATIVE HUMIDITY (MAX. %) 62 48 48 45 30 24 24 27 27 28 43 63 39 RELATIVE HUMIDITY (MIN. %) 29 17 16 16 11 10 10 11 11 12 18 28 16 RELATIVE HUMIDITY (MEAN% 03UTC) 59 46 46 43 30 24 24 27 27 27 42 60 38 RELATIVE HUMIDITY (MEAN% 09UTC) 34 21 20 21 14 13 12 12 13 13 21 33 19 RELATIVE HUMIDITY (MEAN% 15UTC) 44 30 25 24 14 12 13 13 14 21 28 46 24 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 11.3 1.0 6.6 5.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.4 31.8 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH PRECIPITATION >= 5 1 0 1 0 0 0 0 0 0 0 0 0 2 DAYS WITH PRECIPITATION >= 1 4 1 1 2 0 0 0 0 0 0 0 3 11 DAYS WITH PRECIPITATION 5 2 7 6 0 0 0 0 0 0 0 6 26 GREATEST DAILY PRECIPITATION 5.0 1.0 5.0 3.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.8 5.0 DAY 24 5 27 21 ** ** ** ** ** ** ** 6 DAY WITH THUNDER STORM 0 0 0 3 0 0 0 0 0 0 0 0 3 DAYS WITH SNOW OR SLEET 0 1 1 0 0 0 0 0 0 0 0 1 3 DAYS WITH DUST 0 3 2 3 1 3 1 0 0 0 0 2 15 WIND DIRECTION (PREVAILING) 135 135 180 135 315 315 45 360 315 135 90 270 135 PREVAILING WIND SPEED(KNOTS) 10.3 10.2 15.1 11.6 12.0 11.4 14.4 14.2 10.8 9.1 7.8 7.2 9.6 PREVAILING WIND PERCENT 25.2 20.7 14.8 16.7 23.2 18.7 20.6 18.1 15.3 16.8 12.7 12.3 11.5 CALMS PERCENT OF WIND 47.1 29.3 37.4 42.7 45.8 49.3 43.2 42.6 44.7 52.9 64.0 59.4 46.6 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 153 191 200 197 335 351 57 1 3 103 105 196 24 VECTOR WIND MAGNITUDE(KNOTS) 3.1 4.2 3.7 2.4 4.2 3.2 3.3 5.9 2.8 1.7 0.8 0.5 0.3 WIND STEADINESES (MEAN %) 58.5 48.3 49.3 34.8 67.7 59.3 51.6 79.7 48.3 41.5 27.6 14.3 5.2 WIND SPEED (MEAN KNOTS) 5.3 8.7 7.5 6.9 6.2 5.4 6.4 7.4 5.8 4.1 2.9 3.5 5.8 FASTEST WIND DIRECTION 170 210 160 240 310 330 80 360 350 150 160 150 160 FASTEST WIND SPEED (KNOTS) 31 31 45 35 27 29 27 33 23 16 17 39 45 DAY 28 26 26 22 9 6 14 9 4 4 20 6 DAYS WITH SKY CLEAR (0-2)/8 14 14 13 10 20 29 28 29 30 29 22 17 255 DAYS WITH P.CLOUDY (3-6)/8 8 11 10 10 11 0 3 2 0 2 6 9 72 DAYS WITH CLOUDY (7-8)/8 9 3 8 10 0 1 0 0 0 0 2 5 38 DAYS WITH VISIBILITY =< 2 KM 0 0 0 0 0 0 1 0 0 0 0 1 2 DURATION OF SUNSHINE HOURS 195.4 233.1 247.3 248.8 341.3 343.1 340.5 364.7 331.7 317.5 268.0 218.5 3449.9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 905.4 900.9 901.7 901.2 900.6 894.3 891.0 896.2 899.5 904.0 906.9 908.1 900.8 MAX. QFE PRESSURE IN HPA 913.6 910.5 914.2 908.3 910.1 902.3 898.7 901.3 908.0 910.3 918.4 919.9 919.9 DAY-HOUR 12- 6 6- 6 3- 6 8- 6 2- 6 1- 6 3- 6 5- 6 27- 6 16- 6 25- 6 12- 6 MIN. QFE PRESSURE IN HPA 893.4 889.8 891.9 894.1 890.9 883.8 884.0 889.1 892.0 898.3 897.4 899.5 883.8 DAY-HOUR 28-15 19-12 12-15 17-12 29-15 30-15 25-15 1-15 10-15 5-15 14-12 6- 9 MEAN QNH PRESSURE IN HPA 1019.2 1014.3 1015.1 1014.6 1013.9 1007.0 1003.4 1009.1 1012.7 1017.7 1020.9 1022.3 1014.2 MAX. QNH PRESSURE IN HPA 1028.3 1024.9 1028.9 1022.5 1024.4 1015.8 1011.9 1014.7 1022.1 1024.7 1033.6 1035.2 1035.2 DAY-HOUR 12- 6 6- 6 3- 6 8- 6 2- 6 1- 6 3- 6 5- 6 27- 6 16- 6 25- 6 12- 6 MIN. QNH PRESSURE IN HPA 1006.0 1002.1 1004.4 1006.8 1003.3 995.5 995.7 1001.3 1004.5 1011.4 1010.5 1012.8 995.5 DAY-HOUR 28-15 19-12 12-15 17-12 29-15 30-15 25-15 1-15 10-15 5-15 14-12 6- 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 906.0 901.9 902.8 902.5 902.3 896.1 892.5 897.6 900.9 905.2 907.8 908.7 902.0 MAX. QFE PRESSURE IN HPA 912.4 908.5 913.8 907.0 909.6 902.2 898.5 901.0 907.3 909.5 916.1 918.2 918.2 DAY 12 6 3 8 2 1 3 5 27 16 26 12 MIN. QFE PRESSURE IN HPA 897.4 893.0 895.4 897.1 897.8 888.4 887.5 891.2 895.7 900.8 901.3 901.6 887.5 DAY 29 19 27 14 29 30 26 1 12 1 14 28 MEAN QNH PRESSURE IN HPA 1020.0 1015.4 1016.4 1016.1 1015.8 1009.0 1005.0 1010.7 1014.3 1019.0 1021.9 1022.9 1015.5 MAX. QNH PRESSURE IN HPA 1027.0 1022.7 1028.5 1021.0 1023.9 1015.7 1011.7 1014.4 1021.4 1023.8 1031.0 1033.3 1033.3 DAY 12 6 3 8 2 1 3 5 27 16 26 12 MIN. QNH PRESSURE IN HPA 1010.5 1005.6 1008.2 1010.1 1010.9 1000.5 999.5 1003.6 1008.6 1014.2 1014.7 1015.1 999.5 DAY 29 19 27 14 29 30 26 1 12 1 14 28 MEAN QFF PRESSURE IN HPA 1020.3 1014.0 1013.8 1010.7 1009.2 999.4 994.2 1001.7 1007.2 1014.0 1021.1 1023.6 1010.8 MAX. QFF PRESSURE IN HPA 1027.6 1023.2 1031.2 1018.0 1021.0 1007.1 1001.4 1006.1 1015.5 1020.0 1033.1 1038.3 1038.3 DAY 12 6 3 3 2 1 3 31 28 16 24 12 MIN. QFF PRESSURE IN HPA 1007.4 1004.9 1003.1 1003.8 1002.9 989.8 988.3 992.2 1000.2 1008.4 1011.6 1012.6 988.3 DAY 29 14 21 14 23 30 30 1 11 1 1 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 907.4 903.0 903.9 903.2 902.7 896.4 892.8 898.2 901.6 906.0 909.0 910.1 902.9 MAX. QFE PRESSURE IN HPA 913.6 910.5 914.2 908.3 910.1 902.3 898.7 901.3 908.0 910.3 918.4 919.9 919.9 DAY 12 6 3 8 2 1 3 5 27 16 25 12 MIN. QFE PRESSURE IN HPA 899.5 893.2 896.6 897.6 896.8 889.0 887.9 892.4 896.7 901.6 901.4 902.2 887.9 DAY 29 19 21 14 29 30 26 1 11 1 14 6 MEAN QNH PRESSURE IN HPA 1021.5 1016.6 1017.6 1016.9 1016.2 1009.3 1005.3 1011.4 1015.1 1020.0 1023.2 1024.4 1016.5 MAX. QNH PRESSURE IN HPA 1028.3 1024.9 1028.9 1022.5 1024.4 1015.8 1011.9 1014.7 1022.1 1024.7 1033.6 1035.2 1035.2 DAY 12 6 3 8 2 1 3 5 27 16 25 12 MIN. QNH PRESSURE IN HPA 1012.8 1005.8 1009.6 1010.7 1009.8 1001.2 1000.0 1004.9 1009.7 1015.1 1014.9 1015.7 1000.0 DAY 29 19 21 14 29 30 26 1 11 1 14 6 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 905.3 901.0 902.0 901.4 900.8 894.6 891.2 896.3 899.6 904.0 906.7 907.9 900.9 MAX. QFE PRESSURE IN HPA 911.4 909.0 912.7 906.2 907.8 900.7 897.4 899.0 906.3 907.6 916.3 917.9 917.9 DAY 12 6 2 3 2 1 3 4 27 15 25 12 MIN. QFE PRESSURE IN HPA 896.8 890.9 894.4 896.6 893.5 887.0 886.8 890.9 895.1 900.3 899.1 899.5 886.8 DAY 28 19 21 17 29 30 26 1 10 26 14 6 MEAN QNH PRESSURE IN HPA 1019.2 1014.4 1015.5 1014.8 1014.2 1007.3 1003.6 1009.3 1012.9 1017.7 1020.7 1022.0 1014.3 MAX. QNH PRESSURE IN HPA 1025.9 1023.2 1027.3 1020.1 1021.9 1014.1 1010.5 1012.2 1020.3 1021.7 1031.3 1033.0 1033.0 DAY 12 6 2 3 2 1 3 4 27 15 25 12 MIN. QNH PRESSURE IN HPA 1009.8 1003.3 1007.1 1009.6 1006.2 999.0 998.8 1003.3 1007.9 1013.6 1012.3 1012.8 998.8 DAY 28 19 21 17 29 30 26 1 10 26 14 6 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 903.7 899.0 899.7 899.4 898.8 892.5 889.4 894.5 897.7 902.3 905.2 906.6 899.1 MAX. QFE PRESSURE IN HPA 909.4 907.3 911.6 904.1 906.1 898.6 894.9 897.7 904.3 906.2 915.2 915.6 915.6 DAY 12 6 2 3 2 1 3 4 27 15 25 12 MIN. QFE PRESSURE IN HPA 894.1 889.8 892.1 894.1 891.0 884.2 884.8 889.2 892.6 898.5 897.4 900.3 884.2 DAY 28 19 12 17 29 30 25 1 10 5 14 19 MEAN QNH PRESSURE IN HPA 1017.4 1012.2 1013.0 1012.6 1011.9 1005.1 1001.7 1007.2 1010.7 1015.8 1019.1 1020.6 1012.3 MAX. QNH PRESSURE IN HPA 1023.7 1021.4 1026.1 1017.8 1020.0 1011.8 1007.7 1010.8 1018.1 1020.1 1030.0 1030.5 1030.5 DAY 12 6 2 3 2 1 3 4 27 15 25 12 MIN. QNH PRESSURE IN HPA 1006.8 1002.1 1004.6 1006.8 1003.4 995.9 996.6 1001.4 1005.2 1011.7 1010.5 1013.6 995.9 DAY 28 19 12 17 29 30 25 1 10 5 14 19 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 904.4 899.4 899.9 899.5 898.4 891.9 889.2 894.3 897.5 902.4 905.8 907.5 899.2 MAX. QFE PRESSURE IN HPA 910.7 908.0 912.4 903.9 906.0 898.3 894.0 897.5 904.7 906.8 915.7 915.8 915.8 DAY 12 6 2 7 2 1 3 4 27 15 25 12 MIN. QFE PRESSURE IN HPA 893.4 891.3 891.9 894.8 890.9 883.8 884.0 889.1 892.0 898.3 897.8 901.1 883.8 DAY 28 19 12 27 29 30 25 1 10 5 14 19 MEAN QNH PRESSURE IN HPA 1018.2 1012.7 1013.2 1012.8 1011.6 1004.4 1001.5 1007.1 1010.6 1016.0 1019.7 1021.6 1012.4 MAX. QNH PRESSURE IN HPA 1025.1 1022.1 1027.0 1017.6 1019.9 1011.4 1006.7 1010.6 1018.5 1020.8 1030.6 1030.7 1030.7 DAY 12 6 2 7 2 1 3 4 27 15 25 12 MIN. QNH PRESSURE IN HPA 1006.0 1003.7 1004.4 1007.6 1003.3 995.5 995.7 1001.3 1004.5 1011.4 1010.9 1014.5 995.5 DAY 28 19 12 27 29 30 25 1 10 5 14 19 MEAN QFF PRESSURE IN HPA 1018.4 1011.1 1010.4 1007.2 1004.9 994.8 990.6 998.1 1003.4 1010.9 1018.9 1022.2 1007.6 MAX. QFF PRESSURE IN HPA 1025.6 1022.6 1029.6 1013.6 1016.8 1002.6 996.4 1002.1 1012.7 1016.3 1032.7 1035.4 1035.4 DAY 31 6 2 3 2 1 3 30 27 16 25 12 MIN. QFF PRESSURE IN HPA 1004.3 1001.4 998.8 1000.6 995.4 984.4 984.4 990.2 995.8 1004.5 1009.0 1011.2 984.4 DAY 28 19 12 27 29 30 25 1 10 5 14 19 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 11.9 16.2 20.2 23.2 30.5 35.7 35.2 36.0 30.0 24.1 18.5 9.5 24.2 MINIMUN AIR TEMPERATURE (C) 5.0 5.7 9.1 13.8 18.8 23.0 22.9 22.4 16.9 12.2 9.1 2.8 13.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 9 25 24 22 2 0 0 0 82 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 1 1 DAYS WITH FREEZING MIN.<= 0 4 1 1 0 0 0 0 0 0 0 2 13 21 TEMPERATURE RECORDS LOWEST(C) -2.6 0.0 -0.8 7.8 13.6 18.6 16.6 17.2 8.2 6.2 -2.0 -5.4 -5.4 DAY 1 18 23 19 7 2 20 24 28 28 30 4 MAXIMUM AIR TEMPERATURE (C) 17.3 23.0 26.7 28.7 36.3 41.4 40.8 42.5 36.8 31.0 24.5 14.4 30.3 DAYS WITH MAXIMUM TEMP. >=30 0 1 10 12 30 30 31 31 30 19 0 0 194 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.2 31.2 34.6 33.6 41.4 44.2 43.6 47.2 41.6 36.0 29.4 22.4 47.2 DAY 6 15 7 30 23 29 2 12 6 4 8 14 DIF. BETWEEN (MAX.-MIN.) (C) 12.3 17.3 17.6 14.9 17.5 18.4 17.9 20.1 19.9 18.8 15.4 11.6 16.8 MEAN DAILY TEMP. (MDT) (C) 11.2 14.4 17.9 21.3 27.5 32.2 31.9 32.5 26.9 21.6 16.8 8.6 21.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 3.9 19.3 36.9 201.7 336.1 336.4 356.1 179.5 46.6 1.8 0.0 1518.3 HEATING DEG. DAYS(BASE 18 0C) 212.3 119.3 60.2 2.1 0.0 0.0 0.0 0.0 0.0 3.3 54.9 291.8 743.9 DEWPOINT (MEAN C) 0.6 -6.4 -3.5 2.1 0.6 1.9 4.7 3.7 1.1 -0.4 0.4 -0.6 0.3 MIXING RATIO (G/KG) 4.73 2.77 3.49 5.26 4.60 5.06 6.17 5.75 4.90 4.29 4.66 4.36 4.67 VAPOUR PRESSURE (HPA) 6.81 4.00 5.04 7.54 6.59 7.22 8.79 8.19 7.04 6.21 6.72 6.29 6.70 SATURATION DEF. (HPA) 7.70 15.71 20.67 22.17 38.85 53.41 50.12 54.17 38.22 25.78 15.85 6.23 29.07 RELATIVE HUMIDITY (MEAN %) 50 24 25 29 16 13 17 14 17 22 33 55 26 RELATIVE HUMIDITY (MAX. %) 70 43 44 50 28 22 26 23 28 34 48 75 41 RELATIVE HUMIDITY (MIN. %) 36 13 15 18 10 9 11 10 12 15 23 39 18 RELATIVE HUMIDITY (MEAN% 03UTC) 68 43 41 48 28 22 26 23 28 33 47 72 40 RELATIVE HUMIDITY (MEAN% 09UTC) 44 16 19 24 13 11 14 11 14 17 26 46 21 RELATIVE HUMIDITY (MEAN% 15UTC) 48 22 23 23 13 11 13 12 15 22 34 59 25 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 14.9 0.0 0.5 12.0 0.0 0.0 0.0 0.0 0.0 0.0 6.0 57.6 91.0 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 0 3 3 DAYS WITH PRECIPITATION >= 5 2 0 0 1 0 0 0 0 0 0 1 4 8 DAYS WITH PRECIPITATION >= 1 3 0 0 2 0 0 0 0 0 0 1 8 14 DAYS WITH PRECIPITATION 7 1 3 6 0 0 0 0 0 0 1 9 27 GREATEST DAILY PRECIPITATION 6.0 0.0 0.4 9.0 0.0 0.0 0.0 0.0 0.0 0.0 6.0 20.0 20.0 DAY 11 ** 20 14 ** ** ** ** ** ** 16 17 DAY WITH THUNDER STORM 0 0 0 1 1 0 1 0 0 0 0 0 3 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 1 2 3 1 3 0 0 0 0 1 0 11 WIND DIRECTION (PREVAILING) 135 90 270 135 270 315 315 360 315 135 135 135 315 PREVAILING WIND SPEED(KNOTS) 10.6 7.8 10.2 12.0 8.9 12.6 11.4 11.1 8.7 8.4 9.1 9.2 9.8 PREVAILING WIND PERCENT 18.7 15.2 14.2 15.3 10.3 11.3 20.0 20.0 17.3 13.5 27.3 23.2 11.5 CALMS PERCENT OF WIND 56.1 50.3 43.2 46.7 47.7 53.3 35.5 45.8 50.0 41.3 33.3 34.2 44.8 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 120 138 257 172 223 317 321 343 321 82 158 168 284 VECTOR WIND MAGNITUDE(KNOTS) 2.8 2.6 0.6 1.8 1.2 2.8 4.8 3.3 2.4 0.6 2.5 1.8 0.2 WIND STEADINESES (MEAN %) 70.0 56.5 11.5 32.1 25.0 58.3 68.6 63.5 54.5 12.5 39.7 26.9 3.8 WIND SPEED (MEAN KNOTS) 4.0 4.6 5.2 5.6 4.8 4.8 7.0 5.2 4.4 4.8 6.3 6.7 5.3 FASTEST WIND DIRECTION 150 300 280 180 160 300 330 310 360 160 230 330 180 FASTEST WIND SPEED (KNOTS) 23 21 25 35 31 21 23 21 19 19 23 21 35 DAY 13 20 20 17 13 13 16 18 8 14 23 27 DAYS WITH SKY CLEAR (0-2)/8 12 18 15 10 21 22 26 29 29 29 14 14 239 DAYS WITH P.CLOUDY (3-6)/8 9 10 11 9 10 8 5 2 1 2 12 7 86 DAYS WITH CLOUDY (7-8)/8 10 1 5 11 0 0 0 0 0 0 4 10 41 DAYS WITH VISIBILITY =< 2 KM 0 0 3 1 1 0 0 0 0 0 1 0 6 DURATION OF SUNSHINE HOURS 181.4 257.6 275.4 234.1 338.3 342.3 359.6 361.5 329.5 308.6 225.6 172.0 3385.9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 903.0 904.1 903.7 900.5 897.7 894.9 895.4 894.8 901.2 906.3 905.3 906.0 901.1 MAX. QFE PRESSURE IN HPA 911.3 912.3 912.7 906.9 903.5 903.2 901.7 901.2 909.0 912.8 913.5 918.0 918.0 DAY-HOUR 1- 6 10- 6 23- 6 12- 6 18- 6 7- 3 18- 6 31- 6 30- 6 27- 6 29- 6 4- 6 MIN. QFE PRESSURE IN HPA 893.5 895.0 893.4 888.0 886.3 886.5 887.8 888.3 894.4 899.5 897.0 897.7 886.3 DAY-HOUR 27- 9 15-12 31-12 17-12 13-12 17-15 10-15 15-15 12-12 3-15 23-12 15-12 MEAN QNH PRESSURE IN HPA 1016.6 1017.8 1017.4 1013.9 1010.7 1007.7 1008.3 1007.6 1014.7 1020.2 1019.2 1019.9 1014.5 MAX. QNH PRESSURE IN HPA 1025.8 1026.9 1027.3 1020.9 1017.2 1016.8 1015.2 1014.6 1023.2 1027.4 1028.2 1033.1 1033.1 DAY-HOUR 1- 6 10- 6 23- 6 12- 6 18- 6 7- 3 18- 6 31- 6 30- 6 27- 6 29- 6 4- 6 MIN. QNH PRESSURE IN HPA 1006.2 1007.8 1006.0 1000.1 998.2 998.4 999.9 1000.4 1007.1 1012.8 1010.0 1010.8 998.2 DAY-HOUR 27- 9 15-12 31-12 17-12 13-12 17-15 10-15 15-15 12-12 3-15 23-12 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 903.5 905.1 905.0 901.7 899.4 896.5 896.7 896.2 902.5 907.5 906.1 906.5 902.2 MAX. QFE PRESSURE IN HPA 910.7 910.7 911.4 906.5 903.0 903.2 901.0 900.7 908.1 911.9 912.7 917.2 917.2 DAY 1 10 23 12 22 7 18 30 30 9 29 4 MIN. QFE PRESSURE IN HPA 895.1 900.4 897.7 893.6 891.0 889.6 891.4 892.3 896.7 903.2 898.0 900.2 889.6 DAY 27 15 31 17 13 18 11 16 12 4 24 15 MEAN QNH PRESSURE IN HPA 1017.1 1018.9 1018.8 1015.2 1012.6 1009.5 1009.7 1009.1 1016.1 1021.6 1020.0 1020.4 1015.8 MAX. QNH PRESSURE IN HPA 1025.1 1025.1 1025.9 1020.5 1016.6 1016.8 1014.4 1014.1 1022.2 1026.4 1027.3 1032.2 1032.2 DAY 1 10 23 12 22 7 18 30 30 9 29 4 MIN. QNH PRESSURE IN HPA 1007.9 1013.8 1010.8 1006.3 1003.4 1001.9 1003.8 1004.8 1009.7 1016.8 1011.1 1013.5 1001.9 DAY 27 15 31 17 13 18 11 16 12 4 24 15 MEAN QFF PRESSURE IN HPA 1016.7 1017.4 1015.7 1010.2 1005.0 1000.0 1000.4 999.7 1009.2 1017.3 1017.5 1021.2 1010.9 MAX. QFF PRESSURE IN HPA 1027.9 1025.0 1025.8 1016.1 1009.6 1008.6 1006.3 1006.4 1018.5 1023.9 1029.0 1036.1 1036.1 DAY 1 9 23 12 8 7 18 31 30 27 29 4 MIN. QFF PRESSURE IN HPA 1005.1 1008.6 1004.7 999.9 994.5 991.4 993.6 994.4 1002.1 1011.6 1006.2 1010.0 991.4 DAY 27 15 31 17 13 18 11 13 12 4 24 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 904.7 906.2 905.9 902.5 899.7 896.9 897.2 896.8 903.4 908.5 907.2 907.8 903.1 MAX. QFE PRESSURE IN HPA 911.3 912.3 912.7 906.9 903.5 903.1 901.7 901.2 909.0 912.8 913.5 918.0 918.0 DAY 1 10 23 12 18 6 18 31 30 27 29 4 MIN. QFE PRESSURE IN HPA 895.5 900.2 897.8 893.1 891.2 890.2 892.9 893.3 897.7 904.1 899.3 900.7 890.2 DAY 27 15 31 17 13 18 11 16 12 3 24 15 MEAN QNH PRESSURE IN HPA 1018.4 1020.2 1019.8 1016.1 1013.0 1009.9 1010.3 1009.8 1017.1 1022.6 1021.3 1021.9 1016.7 MAX. QNH PRESSURE IN HPA 1025.8 1026.9 1027.3 1020.9 1017.2 1016.7 1015.2 1014.6 1023.2 1027.4 1028.2 1033.1 1033.1 DAY 1 10 23 12 18 6 18 31 30 27 29 4 MIN. QNH PRESSURE IN HPA 1008.4 1013.5 1010.9 1005.7 1003.6 1002.5 1005.5 1005.9 1010.8 1017.8 1012.5 1014.1 1002.5 DAY 27 15 31 17 13 18 11 16 12 3 24 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 903.1 904.3 904.0 900.8 897.8 895.2 895.5 895.0 901.5 906.2 905.2 906.1 901.2 MAX. QFE PRESSURE IN HPA 909.1 910.0 911.5 905.2 902.0 901.6 900.0 899.7 906.8 910.7 910.6 916.1 916.1 DAY 12 10 23 12 18 6 18 30 30 27 29 3 MIN. QFE PRESSURE IN HPA 893.5 897.8 895.7 889.6 888.1 889.3 891.6 891.0 896.2 901.5 898.0 898.7 888.1 DAY 27 15 31 17 13 18 10 12 12 3 23 15 MEAN QNH PRESSURE IN HPA 1016.7 1018.1 1017.7 1014.1 1010.9 1008.0 1008.4 1007.9 1015.0 1020.2 1019.0 1020.0 1014.7 MAX. QNH PRESSURE IN HPA 1023.3 1024.3 1026.0 1019.0 1015.5 1015.1 1013.3 1013.0 1020.8 1025.1 1025.0 1031.0 1031.0 DAY 12 10 23 12 18 6 18 30 30 27 29 3 MIN. QNH PRESSURE IN HPA 1006.2 1010.9 1008.6 1001.9 1000.2 1001.5 1004.1 1003.4 1009.1 1015.0 1011.1 1011.9 1000.2 DAY 27 15 31 17 13 18 10 12 12 3 23 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 901.6 902.2 901.9 898.8 896.0 893.2 894.0 893.2 899.4 904.5 903.7 904.6 899.4 MAX. QFE PRESSURE IN HPA 907.4 909.1 908.7 903.2 899.9 899.5 898.4 897.9 905.3 909.0 908.8 915.1 915.1 DAY 12 8 23 29 3 6 18 30 30 27 30 3 MIN. QFE PRESSURE IN HPA 894.1 895.0 893.4 888.0 886.3 887.4 889.1 889.1 894.4 899.9 897.0 897.7 886.3 DAY 27 15 31 17 13 17 11 12 12 3 23 15 MEAN QNH PRESSURE IN HPA 1015.1 1015.8 1015.4 1012.0 1008.9 1005.8 1006.8 1005.8 1012.6 1018.3 1017.4 1018.3 1012.7 MAX. QNH PRESSURE IN HPA 1021.5 1023.3 1022.9 1016.8 1013.2 1012.8 1011.6 1011.0 1019.2 1023.2 1023.0 1029.9 1029.9 DAY 12 8 23 29 3 6 18 30 30 27 30 3 MIN. QNH PRESSURE IN HPA 1006.8 1007.8 1006.0 1000.1 998.2 999.4 1001.3 1001.3 1007.1 1013.2 1010.0 1010.8 998.2 DAY 27 15 31 17 13 17 11 12 12 3 23 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 902.2 902.6 902.0 898.8 895.6 892.7 893.6 892.9 899.4 904.8 904.4 905.3 899.5 MAX. QFE PRESSURE IN HPA 909.2 909.7 908.5 903.8 899.3 898.8 898.2 897.9 905.5 908.9 908.9 915.8 915.8 DAY 11 8 23 12 18 6 18 30 30 27 29 3 MIN. QFE PRESSURE IN HPA 895.9 895.8 893.4 888.3 886.7 886.5 887.8 888.3 894.6 899.5 898.7 899.5 886.5 DAY 23 15 31 17 13 17 10 15 11 3 27 16 MEAN QNH PRESSURE IN HPA 1015.8 1016.1 1015.5 1012.0 1008.4 1005.3 1006.2 1005.5 1012.7 1018.6 1018.2 1019.1 1012.8 MAX. QNH PRESSURE IN HPA 1023.4 1024.0 1022.7 1017.5 1012.5 1012.0 1011.3 1011.0 1019.4 1023.1 1023.1 1030.7 1030.7 DAY 11 8 23 12 18 6 18 30 30 27 29 3 MIN. QNH PRESSURE IN HPA 1008.8 1008.7 1006.0 1000.4 998.7 998.4 999.9 1000.4 1007.4 1012.8 1011.9 1012.8 998.4 DAY 23 15 31 17 13 17 10 15 11 3 27 16 MEAN QFF PRESSURE IN HPA 1015.2 1014.5 1012.3 1007.0 1000.8 995.7 996.9 996.1 1005.7 1014.1 1015.6 1019.9 1007.8 MAX. QFF PRESSURE IN HPA 1023.4 1024.4 1022.0 1013.4 1006.2 1003.8 1003.5 1002.9 1015.4 1021.0 1025.2 1032.7 1032.7 DAY 1 8 23 12 7 1 18 30 30 27 29 3 MIN. QFF PRESSURE IN HPA 1005.1 1003.1 1000.1 993.9 989.8 987.8 990.0 989.4 999.4 1007.6 1007.7 1010.1 987.8 DAY 7 15 31 17 13 17 10 12 11 3 23 16 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.0 10.9 19.2 25.1 29.0 35.1 37.8 35.0 32.8 25.5 16.2 13.4 24.2 MINIMUN AIR TEMPERATURE (C) 2.0 2.6 9.8 13.8 18.2 21.9 25.2 22.6 19.9 13.8 6.2 3.9 13.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 3 5 16 26 21 11 1 0 0 83 DAYS WITH MINIMUM TEMP. <=-4 1 2 0 0 0 0 0 0 0 0 0 4 7 DAYS WITH FREEZING MIN.<= 0 11 11 0 0 0 0 0 0 0 0 0 4 26 TEMPERATURE RECORDS LOWEST(C) -4.6 -5.2 1.2 1.8 10.6 17.0 17.8 16.0 16.8 5.2 0.6 -6.4 -6.4 DAY 28 18 27 7 8 12 29 18 11 27 27 31 MAXIMUM AIR TEMPERATURE (C) 15.4 16.6 24.9 30.9 34.2 40.6 43.3 41.0 39.6 32.0 22.7 19.8 30.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 3 20 28 30 31 31 30 24 1 0 198 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 22.6 26.4 32.2 37.6 38.0 46.2 46.6 45.2 41.6 35.8 30.4 28.0 46.6 DAY 3 21 12 26 18 23 15 8 6 1 6 6 DIF. BETWEEN (MAX.-MIN.) (C) 13.4 14.0 15.1 17.1 16.0 18.7 18.1 18.4 19.7 18.2 16.5 15.9 16.8 MEAN DAILY TEMP. (MDT) (C) 8.7 9.6 17.4 22.3 26.2 31.3 34.2 31.8 29.7 22.9 14.5 11.9 21.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 13.5 88.2 163.8 307.8 410.7 333.9 262.4 85.4 2.2 0.0 1667.9 HEATING DEG. DAYS(BASE 18 0C) 288.2 234.7 58.5 25.1 0.0 0.0 0.0 0.0 0.0 9.2 117.0 194.1 926.8 DEWPOINT (MEAN C) -3.0 -3.2 -0.4 1.3 3.2 5.2 5.6 5.4 2.2 -0.5 -1.5 -4.1 0.9 MIXING RATIO (G/KG) 3.58 3.55 4.50 4.89 5.62 6.34 6.52 6.39 5.12 4.18 3.92 3.27 4.82 VAPOUR PRESSURE (HPA) 5.18 5.11 6.46 7.03 8.05 9.03 9.26 9.11 7.33 6.03 5.68 4.75 6.92 SATURATION DEF. (HPA) 7.84 8.90 17.13 27.46 33.40 50.18 58.94 49.72 45.10 28.65 14.01 11.87 29.43 RELATIVE HUMIDITY (MEAN %) 45 41 31 23 21 17 15 17 15 20 32 32 26 RELATIVE HUMIDITY (MAX. %) 67 66 53 36 34 28 24 27 24 31 49 48 41 RELATIVE HUMIDITY (MIN. %) 30 27 20 16 15 12 10 12 10 13 22 21 17 RELATIVE HUMIDITY (MEAN% 03UTC) 66 65 51 36 34 28 24 27 24 30 48 47 40 RELATIVE HUMIDITY (MEAN% 09UTC) 34 33 23 18 17 14 12 14 13 15 24 25 20 RELATIVE HUMIDITY (MEAN% 15UTC) 48 36 27 20 17 14 12 14 14 21 35 36 25 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 2.4 1.6 4.4 0.1 1.2 0.0 0.0 0.0 0.0 0.0 1.5 1.0 12.2 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH PRECIPITATION >= 5 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH PRECIPITATION >= 1 1 1 2 0 0 0 0 0 0 0 1 1 6 DAYS WITH PRECIPITATION 3 2 5 2 3 0 1 0 0 0 3 2 21 GREATEST DAILY PRECIPITATION 2.0 1.0 3.0 0.1 0.8 0.0 0.0 0.0 0.0 0.0 1.0 1.0 3.0 DAY 7 26 6 18 1 ** ** ** ** ** 17 18 DAY WITH THUNDER STORM 0 0 1 0 1 0 0 0 0 0 0 0 2 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 3 0 1 3 2 0 0 0 0 0 0 1 10 WIND DIRECTION (PREVAILING) 135 315 180 360 315 315 360 360 135 135 135 135 315 PREVAILING WIND SPEED(KNOTS) 10.6 9.4 12.4 10.5 10.7 13.7 12.8 10.9 9.9 9.7 9.2 10.4 10.7 PREVAILING WIND PERCENT 25.2 21.4 21.9 14.0 23.2 21.3 21.9 22.6 16.0 18.1 18.0 28.4 15.2 CALMS PERCENT OF WIND 30.3 34.3 32.3 34.0 26.5 34.7 34.2 30.3 32.7 41.9 54.0 35.5 35.0 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 151 258 177 294 322 341 8 3 104 118 159 155 7 VECTOR WIND MAGNITUDE(KNOTS) 2.3 0.6 2.7 1.6 2.1 3.8 4.7 4.1 0.7 1.1 1.0 2.7 0.5 WIND STEADINESES (MEAN %) 30.7 9.7 37.0 21.6 28.8 52.1 61.0 55.4 12.3 20.8 24.4 42.2 7.6 WIND SPEED (MEAN KNOTS) 7.5 6.2 7.3 7.4 7.3 7.3 7.7 7.4 5.7 5.3 4.1 6.4 6.6 FASTEST WIND DIRECTION 210 330 160 330 360 330 360 330 20 360 170 210 330 FASTEST WIND SPEED (KNOTS) 29 21 29 31 29 27 29 23 19 19 17 31 31 DAY 23 23 11 30 21 24 26 16 11 12 6 26 DAYS WITH SKY CLEAR (0-2)/8 19 13 12 17 19 29 24 28 28 30 19 16 254 DAYS WITH P.CLOUDY (3-6)/8 8 10 12 8 11 1 7 3 2 1 9 12 84 DAYS WITH CLOUDY (7-8)/8 4 5 7 5 1 0 0 0 0 0 2 3 27 DAYS WITH VISIBILITY =< 2 KM 1 0 0 0 1 0 0 0 0 0 0 0 2 DURATION OF SUNSHINE HOURS 227.4 229.5 237.3 276.6 319.0 376.5 354.1 353.7 320.8 316.7 249.7 224.0 3485.3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 904.6 902.7 901.0 902.6 899.4 894.8 893.2 895.4 898.3 905.1 906.5 907.5 900.9 MAX. QFE PRESSURE IN HPA 913.6 913.2 907.9 911.3 904.2 901.4 899.0 901.2 903.4 911.9 912.2 916.7 916.7 DAY-HOUR 8- 6 15- 6 27- 6 6- 6 8- 6 4- 6 28- 6 17- 6 22- 6 12- 6 15- 6 29- 6 MIN. QFE PRESSURE IN HPA 891.9 895.7 888.9 892.3 889.7 884.1 884.6 888.2 892.0 895.3 897.5 897.9 884.1 DAY-HOUR 23- 9 5-12 24-12 30-12 6-15 27-15 4-15 8-12 5-15 4-15 8-15 24-12 MEAN QNH PRESSURE IN HPA 1018.4 1016.2 1014.5 1016.1 1012.6 1007.6 1005.8 1008.2 1011.4 1018.9 1020.4 1021.6 1014.3 MAX. QNH PRESSURE IN HPA 1028.3 1027.8 1022.0 1025.8 1017.9 1014.9 1012.2 1014.6 1017.1 1026.4 1026.7 1031.7 1031.7 DAY-HOUR 8- 6 15- 6 27- 6 6- 6 8- 6 4- 6 28- 6 17- 6 22- 6 12- 6 15- 6 29- 6 MIN. QNH PRESSURE IN HPA 1004.4 1008.6 1001.1 1004.8 1002.0 995.8 996.4 1000.3 1004.5 1008.1 1010.6 1011.0 995.8 DAY-HOUR 23- 9 5-12 24-12 30-12 6-15 27-15 4-15 8-12 5-15 4-15 8-15 24-12 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 905.1 903.4 902.1 904.1 900.9 896.6 894.7 896.7 899.7 906.2 907.5 908.2 902.1 MAX. QFE PRESSURE IN HPA 911.6 911.9 907.5 910.4 903.7 901.4 898.7 900.4 903.0 910.9 911.2 915.0 915.0 DAY 8 15 27 6 12 6 28 18 22 12 29 29 MIN. QFE PRESSURE IN HPA 892.7 896.7 893.1 894.6 892.5 889.8 888.6 891.0 895.7 900.3 901.4 899.4 888.6 DAY 23 5 24 30 6 28 6 8 6 4 9 24 MEAN QNH PRESSURE IN HPA 1018.9 1017.1 1015.6 1017.9 1014.3 1009.5 1007.5 1009.7 1013.0 1020.2 1021.6 1022.3 1015.6 MAX. QNH PRESSURE IN HPA 1026.1 1026.4 1021.6 1024.8 1017.4 1014.9 1011.9 1013.8 1016.6 1025.3 1025.6 1029.8 1029.8 DAY 8 15 27 6 12 6 28 18 22 12 29 29 MIN. QNH PRESSURE IN HPA 1005.3 1009.7 1005.7 1007.4 1005.1 1002.1 1000.8 1003.4 1008.6 1013.6 1014.9 1012.7 1000.8 DAY 23 5 24 30 6 28 6 8 6 4 9 24 MEAN QFF PRESSURE IN HPA 1019.7 1017.4 1012.5 1012.6 1007.2 1000.3 997.2 1000.5 1005.0 1015.2 1020.2 1022.0 1010.8 MAX. QFF PRESSURE IN HPA 1028.8 1029.1 1021.4 1023.7 1012.6 1006.1 1003.3 1006.2 1009.2 1022.3 1026.4 1033.4 1033.4 DAY 13 18 27 6 8 16 29 18 22 27 29 30 MIN. QFF PRESSURE IN HPA 1003.6 1008.6 1000.0 999.6 997.7 991.6 989.8 993.0 999.7 1006.7 1010.8 1008.5 989.8 DAY 23 2 24 30 6 28 4 8 6 5 6 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 906.5 904.8 903.2 904.8 901.4 896.8 895.0 897.3 900.5 907.3 908.7 909.7 903.0 MAX. QFE PRESSURE IN HPA 913.6 913.2 907.9 911.3 904.2 901.4 899.0 901.2 903.4 911.9 912.2 916.7 916.7 DAY 8 15 27 6 8 4 28 17 22 12 15 29 MIN. QFE PRESSURE IN HPA 892.8 898.8 893.1 895.8 893.4 890.1 888.7 891.3 896.4 901.5 903.0 900.9 888.7 DAY 23 5 24 30 6 28 5 8 5 4 6 24 MEAN QNH PRESSURE IN HPA 1020.5 1018.6 1016.8 1018.6 1014.8 1009.8 1007.8 1010.3 1013.9 1021.4 1022.9 1024.0 1016.6 MAX. QNH PRESSURE IN HPA 1028.3 1027.8 1022.0 1025.8 1017.9 1014.9 1012.2 1014.6 1017.1 1026.4 1026.7 1031.7 1031.7 DAY 8 15 27 6 8 4 28 17 22 12 15 29 MIN. QNH PRESSURE IN HPA 1005.4 1012.0 1005.7 1008.7 1006.0 1002.4 1000.9 1003.7 1009.4 1015.0 1016.6 1014.3 1000.9 DAY 23 5 24 30 6 28 5 8 5 4 6 24 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 904.6 902.9 901.4 902.8 899.7 895.1 893.4 895.7 898.5 905.2 906.4 907.5 901.1 MAX. QFE PRESSURE IN HPA 911.9 911.8 905.5 909.5 902.5 900.2 896.9 899.2 901.0 909.8 910.4 914.4 914.4 DAY 8 18 27 9 8 6 28 17 22 12 27 29 MIN. QFE PRESSURE IN HPA 891.9 897.4 891.0 894.0 891.4 888.3 887.2 890.6 894.3 898.6 900.6 898.7 887.2 DAY 23 5 24 30 6 27 5 8 5 4 8 24 MEAN QNH PRESSURE IN HPA 1018.4 1016.5 1014.8 1016.4 1012.9 1007.9 1006.0 1008.5 1011.6 1019.0 1020.3 1021.6 1014.5 MAX. QNH PRESSURE IN HPA 1026.4 1026.3 1019.4 1023.8 1016.1 1013.5 1009.9 1012.4 1014.4 1024.1 1024.8 1029.2 1029.2 DAY 8 18 27 9 8 6 28 17 22 12 27 29 MIN. QNH PRESSURE IN HPA 1004.4 1010.5 1003.4 1006.7 1003.8 1000.4 999.2 1003.0 1007.0 1011.8 1014.0 1011.9 999.2 DAY 23 5 24 30 6 27 5 8 5 4 8 24 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 903.1 901.0 899.4 900.6 897.7 893.2 891.7 893.8 896.5 903.3 904.7 905.9 899.2 MAX. QFE PRESSURE IN HPA 910.9 909.3 903.3 906.8 900.8 898.2 895.3 897.4 899.3 908.8 908.7 912.8 912.8 DAY 9 15 27 6 24 16 28 17 22 12 27 30 MIN. QFE PRESSURE IN HPA 892.6 895.7 888.9 892.3 890.0 885.9 885.3 888.2 893.1 896.0 897.9 897.9 885.3 DAY 23 5 24 30 6 27 5 8 5 4 8 24 MEAN QNH PRESSURE IN HPA 1016.7 1014.5 1012.6 1014.0 1010.7 1005.8 1004.2 1006.4 1009.5 1017.0 1018.5 1019.8 1012.5 MAX. QNH PRESSURE IN HPA 1025.3 1023.6 1016.9 1020.8 1014.2 1011.3 1008.1 1010.5 1012.5 1023.0 1022.9 1027.4 1027.4 DAY 9 15 27 6 24 16 28 17 22 12 27 30 MIN. QNH PRESSURE IN HPA 1005.2 1008.6 1001.1 1004.8 1002.3 997.8 997.1 1000.3 1005.7 1008.9 1011.0 1011.0 997.1 DAY 23 5 24 30 6 27 5 8 5 4 8 24 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 903.8 901.2 899.3 900.5 897.3 892.6 891.3 893.4 896.1 903.5 905.1 906.4 899.2 MAX. QFE PRESSURE IN HPA 911.6 908.9 903.2 906.7 900.5 897.7 895.3 897.0 898.6 909.2 909.0 913.1 913.1 DAY 9 15 27 6 24 15 28 17 22 12 27 29 MIN. QFE PRESSURE IN HPA 894.4 896.1 889.6 892.6 889.7 884.1 884.6 888.3 892.0 895.3 897.5 899.9 884.1 DAY 3 4 24 29 6 27 4 8 5 4 8 24 MEAN QNH PRESSURE IN HPA 1017.5 1014.6 1012.5 1013.9 1010.3 1005.2 1003.8 1006.1 1009.0 1017.1 1018.9 1020.4 1012.4 MAX. QNH PRESSURE IN HPA 1026.1 1023.1 1016.8 1020.7 1013.9 1010.8 1008.1 1010.0 1011.8 1023.4 1023.2 1027.7 1027.7 DAY 9 15 27 6 24 15 28 17 22 12 27 29 MIN. QNH PRESSURE IN HPA 1007.1 1009.0 1001.9 1005.2 1002.0 995.8 996.4 1000.4 1004.5 1008.1 1010.6 1013.2 995.8 DAY 3 4 24 29 6 27 4 8 5 4 8 24 MEAN QFF PRESSURE IN HPA 1018.2 1014.8 1009.3 1008.5 1003.1 995.7 993.5 996.8 1001.0 1012.1 1017.5 1020.1 1007.5 MAX. QFF PRESSURE IN HPA 1028.1 1026.2 1016.3 1019.9 1007.4 1002.3 999.5 1002.1 1004.2 1019.5 1023.9 1032.3 1032.3 DAY 13 18 27 6 8 15 28 17 22 24 27 31 MIN. QFF PRESSURE IN HPA 1003.7 1007.2 996.3 998.6 995.4 985.2 984.6 989.9 995.4 1001.6 1007.6 1008.8 984.6 DAY 3 2 24 29 6 27 4 8 5 4 8 24 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 BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1993-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.0 13.2 17.7 24.5 29.8 34.8 36.5 34.7 30.8 24.2 16.8 11.4 23.7 MINIMUN AIR TEMPERATURE (C) 2.0 3.9 8.2 14.0 18.2 22.3 24.4 21.3 17.9 12.7 7.4 2.9 12.9 DAYS WITH MINIMUM TEMP. >=21 0.0 0.0 0.2 1.3 6.5 20.9 26.0 16.1 5.6 0.3 0.1 0.0 77.0 DAYS WITH MINIMUM TEMP. <=-4 1.7 1.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 2.0 5.1 DAYS WITH FREEZING MIN.<= 0 12.0 6.3 1.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.4 8.8 30.0 TEMPERATURE RECORDS LOWEST(C) -8.8 -8.4 -4.6 1.4 6.6 13.6 15.0 11.8 6.0 2.8 -5.0 -10.8 -10.8 YEAR-DAY 96-15 97- 9 95- 7 94- 6 3- 3 96-18 0-27 97-29 94-22 95-29 95-28 94- 8 94- 8 MAXIMUM AIR TEMPERATURE (C) 15.5 19.2 23.5 30.0 35.3 40.4 42.1 40.9 37.4 30.8 23.0 17.5 29.6 DAYS WITH MAXIMUM TEMP. >=30 0.0 0.1 2.5 15.8 28.8 29.9 31.0 31.0 29.5 19.8 0.6 0.0 189.0 DAYS WITH MAXIMUM TEMP. <= 0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 TEMPERATURE RECORDS HIGHEST(C) 26.4 31.2 34.6 38.2 42.6 46.2 47.6 47.2 42.4 38.8 30.6 28.0 47.6 YEAR-DAY 94- 3 4-15 98-29 2-29 0-26 5-23 98- 9 4-12 96-10 98- 1 1- 6 5- 6 98- 9 DIF. BETWEEN (MAX.-MIN.) (C) 13.5 15.3 15.3 16.0 17.1 18.1 17.7 19.6 19.5 18.1 15.6 14.6 16.7 MEAN DAILY TEMP. (MDT) (C) 8.8 11.6 15.8 22.0 26.8 31.3 33.2 31.1 27.6 21.8 15.2 10.2 21.3 STANDARD DEVIATION OF MDT(C) 1.48 1.78 1.48 1.33 1.33 0.79 1.63 1.05 1.48 1.40 1.72 1.76 1.44 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.4 7.2 62.1 180.5 309.9 378.8 312.7 200.4 54.2 2.7 0.0 1508.9 HEATING DEG. DAYS(BASE 18 0C) 286.0 185.4 93.6 9.7 0.1 0.0 0.0 0.0 0.1 7.5 102.1 242.0 926.5 DEWPOINT (MEAN C) -3.5 -4.6 -2.7 0.3 1.3 2.0 4.1 2.0 -0.2 -1.0 -2.5 -3.4 -0.7 MIXING RATIO (G/KG) 3.49 3.29 3.87 4.67 4.96 5.16 6.03 5.19 4.46 4.19 3.79 3.59 4.39 VAPOUR PRESSURE (HPA) 5.05 4.75 5.57 6.71 7.11 7.36 8.57 7.40 6.40 6.05 5.49 5.19 6.30 SATURATION DEF. (HPA) 8.09 11.62 16.22 25.79 36.95 50.62 55.16 50.70 40.79 26.04 14.99 9.28 28.85 RELATIVE HUMIDITY (MEAN %) 44 34 30 24 18 14 15 14 15 22 31 40 25 RELATIVE HUMIDITY (MAX. %) 64 54 51 41 33 25 25 25 26 34 47 59 40 RELATIVE HUMIDITY (MIN. %) 30 20 18 15 11 9 10 9 10 14 20 27 16 RELATIVE HUMIDITY (MEAN% 03UTC) 62 53 49 40 32 24 25 25 25 33 46 57 39 RELATIVE HUMIDITY (MEAN% 09UTC) 36 26 23 18 14 11 12 11 12 17 24 32 20 RELATIVE HUMIDITY (MEAN% 15UTC) 43 30 26 20 15 11 12 11 13 21 31 41 23 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 14.6 6.7 12.7 6.0 1.3 0.2 0.5 0.0 0.0 1.3 2.8 9.6 55.7 DAYS WITH PRECIPITATION >=10 0.2 0.2 0.3 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.3 1.3 DAYS WITH PRECIPITATION >= 5 1.1 0.5 0.9 0.4 0.0 0.0 0.1 0.0 0.0 0.1 0.2 0.5 3.8 DAYS WITH PRECIPITATION >= 1 2.8 1.3 2.5 1.3 0.5 0.1 0.1 0.0 0.0 0.5 0.5 2.2 11.8 DAYS WITH PRECIPITATION 5.5 2.8 5.3 3.5 2.0 0.2 0.2 0.0 0.2 0.5 1.8 4.0 26.0 GREATEST DAILY PRECIPITATION 29.0 14.0 18.0 12.0 3.0 2.0 6.0 0.0 0.0 5.0 16.0 20.0 29.0 YEAR-DAY 2-12 98-12 95-22 95-24 94- 6 97-25 98-17 **-** **-** 95-23 0-10 4-17 2 DAY WITH THUNDER STORM 0.0 0.1 0.3 1.0 0.6 0.1 0.2 0.0 0.0 0.0 0.0 0.3 2.6 DAYS WITH SNOW OR SLEET 0.6 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.9 DAYS WITH DUST 1.2 1.8 2.2 1.9 1.7 1.9 0.8 0.6 0.7 0.5 0.6 0.5 14.4 WIND DIRECTION (PREVAILING) 135 135 135 135 315 315 360 360 315 135 135 135 135 PREVAILING WIND SPEED(KNOTS) 7.9 8.3 7.8 8.1 8.8 9.6 9.9 9.6 8.5 7.7 7.3 7.7 7.7 PREVAILING WIND PERCENT 19.6 18.7 15.7 12.7 15.8 17.1 18.0 17.3 12.8 15.4 17.0 17.9 12.2 CALMS PERCENT OF WIND 57.2 48.2 49.2 48.1 51.4 48.2 42.3 45.4 51.2 57.3 58.5 58.8 51.3 NO. OF WIND OBSERVATION 155.0 141.2 155.0 150.0 155.0 150.0 155.0 155.0 150.0 154.9 150.0 155.0 1826.1 VECTOR WIND DIRECTION (MEAN) 145 171 186 213 316 339 356 356 1 98 151 155 352 VECTOR WIND MAGNITUDE(KNOTS) 1.3 1.5 1.5 1.0 1.3 2.5 3.5 3.2 1.1 0.5 0.8 1.2 0.4 WIND STEADINESES (MEAN %) 38.2 32.6 33.3 22.7 32.5 55.6 66.0 65.3 28.9 15.6 25.0 36.4 9.8 WIND SPEED (MEAN KNOTS) 3.4 4.6 4.5 4.4 4.0 4.5 5.3 4.9 3.8 3.2 3.2 3.3 4.1 FASTEST WIND DIRECTION 170 210 180 240 160 340 330 360 350 350 230 150 180 FASTEST WIND SPEED (KNOTS) 31 31 49 35 31 31 31 33 23 19 23 39 49 YEAR-DAY 3-28 3-26 2-28 3-22 4-13 2-22 2-29 3- 9 3- 4 96- 2 4-23 3- 6 2 DAYS WITH SKY CLEAR (0-2)/8 15.7 15.3 13.8 13.3 20.5 26.2 27.2 29.4 28.6 26.0 17.5 16.6 250.1 DAYS WITH P.CLOUDY (3-6)/8 9.4 9.0 10.5 11.0 9.0 3.5 3.8 1.6 1.4 4.4 9.5 9.5 82.6 DAYS WITH CLOUDY (7-8)/8 5.9 3.9 6.7 5.7 1.5 0.2 0.0 0.0 0.0 0.6 2.9 4.8 32.2 DAYS WITH VISIBILITY =< 2 KM 0.7 0.5 0.8 0.3 0.3 0.3 0.5 0.1 0.4 0.1 0.4 0.3 4.7 DURATION OF SUNSHINE HOURS 210.3 224.2 243.9 265.3 323.5 355.4 360.7 364.9 325.0 303.9 242.2 217.5 3436.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1993-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 905.2 903.4 901.9 900.9 899.2 895.0 893.3 895.8 899.6 904.8 906.3 907.2 901.0 MAX. QFE PRESSURE IN HPA 917.9 917.1 917.3 913.5 910.1 904.9 902.9 904.8 911.0 914.7 920.6 919.9 920.6 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 99-20 94-23 93-17 96-19 3-12 96-19 MIN. QFE PRESSURE IN HPA 889.9 889.4 888.9 888.0 886.3 883.8 883.6 886.8 887.3 895.2 895.4 893.7 883.6 YEAR-DAY 98-13 1-21 5-24 4-17 4-13 3-30 98- 8 94- 2 0- 1 98- 1 1-17 94- 4 98- 8 MEAN QNH PRESSURE IN HPA 1019.0 1017.0 1015.4 1014.3 1012.4 1007.8 1005.9 1008.7 1012.9 1018.6 1020.2 1021.2 1014.5 MAX. QNH PRESSURE IN HPA 1033.0 1032.1 1032.4 1028.2 1024.4 1018.7 1016.5 1018.6 1025.4 1029.5 1036.0 1035.2 1036.0 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 99-20 94-23 93-17 96-19 3-12 96-19 MIN. QNH PRESSURE IN HPA 1002.2 1001.6 1001.1 1000.1 998.2 995.5 995.3 998.8 999.3 1008.0 1008.2 1006.4 995.3 YEAR-DAY 98-13 1-21 5-24 4-17 4-13 3-30 98- 8 94- 2 0- 1 98- 1 1-17 94- 4 98- 8 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.7 904.1 902.9 902.2 900.8 896.7 894.7 897.2 900.9 906.0 907.2 907.9 902.2 MAX. QFE PRESSURE IN HPA 915.8 915.5 916.5 911.8 909.6 904.0 902.5 904.2 910.3 913.6 919.6 918.2 919.6 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 96-30 94-23 93-17 96-19 3-12 96-19 MIN. QFE PRESSURE IN HPA 890.6 893.0 891.6 891.5 891.0 888.4 887.4 889.9 890.7 899.4 896.6 894.6 887.4 YEAR-DAY 98-13 3-19 1-26 2- 4 4-13 3-30 98- 8 94- 3 0- 2 96- 6 94-26 94- 4 98- 8 MEAN QNH PRESSURE IN HPA 1019.6 1017.8 1016.5 1015.7 1014.2 1009.6 1007.5 1010.3 1014.4 1019.9 1021.2 1022.0 1015.7 MAX. QNH PRESSURE IN HPA 1030.7 1030.4 1031.5 1026.3 1023.9 1017.7 1016.1 1017.9 1024.7 1028.3 1034.9 1033.3 1034.9 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 96-30 94-23 93-17 96-19 3-12 96-19 MIN. QNH PRESSURE IN HPA 1003.0 1005.6 1004.1 1004.0 1003.4 1000.5 999.4 1002.2 1003.1 1012.7 1009.6 1007.4 999.4 YEAR-DAY 98-13 3-19 1-26 2- 4 4-13 3-30 98- 8 94- 3 0- 2 96- 6 94-26 94- 4 98- 8 MEAN QFF PRESSURE IN HPA 1020.4 1017.2 1014.1 1010.5 1006.8 1000.4 997.7 1001.4 1007.1 1015.4 1019.5 1022.3 1011.1 MAX. QFF PRESSURE IN HPA 1035.3 1032.4 1032.2 1025.1 1021.0 1012.9 1007.3 1011.3 1021.2 1026.7 1037.8 1038.3 1038.3 YEAR-DAY 99- 3 98-23 2-11 94- 6 3- 2 95- 1 96- 3 96-31 94-23 93- 9 96-19 3-12 3-12 MIN. QFF PRESSURE IN HPA 1000.8 1002.0 999.8 999.6 994.5 989.8 987.6 992.2 993.9 1005.0 1004.0 1002.0 987.6 YEAR-DAY 98-13 1-21 1-26 5-30 4-13 3-30 98- 8 3- 1 0- 2 98- 2 94-26 94- 4 98- 8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1993-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 907.1 905.4 904.0 903.0 901.2 897.0 895.1 897.8 901.8 907.0 908.3 909.2 903.1 MAX. QFE PRESSURE IN HPA 917.9 917.1 917.3 913.5 910.1 904.9 902.9 904.8 911.0 914.7 920.6 919.9 920.6 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 99-20 94-23 93-17 96-19 3-12 96-19 MIN. QFE PRESSURE IN HPA 891.3 893.2 892.2 893.1 891.2 889.0 887.8 890.4 891.5 900.1 899.0 896.1 887.8 YEAR-DAY 98-13 3-19 1-26 4-17 4-13 3-30 98- 8 94- 2 0- 2 98- 1 94-26 94- 4 98- 8 MEAN QNH PRESSURE IN HPA 1021.1 1019.2 1017.7 1016.6 1014.7 1010.0 1007.9 1010.9 1015.3 1021.1 1022.5 1023.5 1016.7 MAX. QNH PRESSURE IN HPA 1033.0 1032.1 1032.4 1028.2 1024.4 1018.7 1016.5 1018.6 1025.4 1029.5 1036.0 1035.2 1036.0 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 99-20 94-23 93-17 96-19 3-12 96-19 MIN. QNH PRESSURE IN HPA 1003.7 1005.8 1004.7 1005.7 1003.6 1001.2 999.9 1002.7 1004.0 1013.4 1012.2 1009.0 999.9 YEAR-DAY 98-13 3-19 1-26 4-17 4-13 3-30 98- 8 94- 2 0- 2 98- 1 94-26 94- 4 98- 8 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.3 903.6 902.2 901.2 899.5 895.4 893.5 896.0 899.8 904.9 906.1 907.1 901.2 MAX. QFE PRESSURE IN HPA 916.2 915.1 915.0 912.7 907.8 903.8 902.0 902.7 909.4 912.5 917.8 917.9 917.9 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 96-30 94-23 94-10 96-19 3-12 3-12 MIN. QFE PRESSURE IN HPA 889.9 890.9 891.0 889.6 888.1 887.0 886.8 889.3 889.8 897.4 897.3 893.9 886.8 YEAR-DAY 98-13 3-19 5-24 4-17 4-13 3-30 3-26 94- 2 0- 1 98- 1 1-17 2-22 3-26 MEAN QNH PRESSURE IN HPA 1019.1 1017.3 1015.8 1014.6 1012.7 1008.2 1006.2 1008.9 1013.1 1018.7 1020.1 1021.1 1014.6 MAX. QNH PRESSURE IN HPA 1031.1 1029.9 1029.8 1027.3 1021.9 1017.5 1015.5 1016.3 1023.7 1027.1 1032.9 1033.0 1033.0 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 96-30 94-23 94-10 96-19 3-12 3-12 MIN. QNH PRESSURE IN HPA 1002.2 1003.3 1003.4 1001.9 1000.2 999.0 998.8 1001.5 1002.1 1010.5 1010.3 1006.6 998.8 YEAR-DAY 98-13 3-19 5-24 4-17 4-13 3-30 3-26 94- 2 0- 1 98- 1 1-17 2-22 3-26 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.7 901.7 900.2 899.0 897.5 893.4 891.7 894.2 897.8 903.0 904.6 905.6 899.4 MAX. QFE PRESSURE IN HPA 915.3 912.8 912.4 910.6 906.1 901.8 900.6 900.7 908.0 910.5 916.4 915.6 916.4 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 96-30 94-23 94-10 96-18 3-12 96-18 MIN. QFE PRESSURE IN HPA 890.6 889.4 888.9 888.0 886.3 884.2 884.4 887.0 888.1 895.5 895.4 893.7 884.2 YEAR-DAY 98-13 1-21 5-24 4-17 4-13 3-30 98- 8 94- 2 0- 1 98- 1 1-17 94- 4 3-30 MEAN QNH PRESSURE IN HPA 1017.3 1015.2 1013.5 1012.3 1010.5 1006.0 1004.2 1006.9 1010.9 1016.7 1018.3 1019.4 1012.6 MAX. QNH PRESSURE IN HPA 1030.2 1027.4 1027.0 1025.0 1020.0 1015.3 1014.0 1014.1 1022.1 1024.9 1031.4 1030.5 1031.4 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 96-30 94-23 94-10 96-18 3-12 96-18 MIN. QNH PRESSURE IN HPA 1003.0 1001.6 1001.1 1000.1 998.2 995.9 996.1 999.0 1000.2 1008.4 1008.2 1006.4 995.9 YEAR-DAY 98-13 1-21 5-24 4-17 4-13 3-30 98- 8 94- 2 0- 1 98- 1 1-17 94- 4 3-30 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1993-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 904.2 902.0 900.3 899.0 897.1 892.8 891.4 894.0 897.7 903.2 905.1 906.2 899.4 MAX. QFE PRESSURE IN HPA 916.0 913.2 912.4 911.0 906.0 901.6 900.0 900.4 908.3 911.0 917.2 915.8 917.2 YEAR-DAY 99- 2 98-23 3- 2 94- 5 3- 2 95- 1 96- 3 96-30 94-23 93- 8 96-18 3-12 96-18 MIN. QFE PRESSURE IN HPA 892.1 890.0 889.6 888.3 886.7 883.8 883.6 886.8 887.3 895.2 896.8 894.5 883.6 YEAR-DAY 97-16 1-21 5-24 4-17 4-13 3-30 98- 8 94- 2 0- 1 98- 1 95-25 2-21 98- 8 MEAN QNH PRESSURE IN HPA 1018.0 1015.5 1013.7 1012.2 1010.1 1005.4 1003.8 1006.7 1010.8 1016.9 1019.0 1020.2 1012.7 MAX. QNH PRESSURE IN HPA 1030.9 1027.8 1027.0 1025.4 1019.9 1015.1 1013.3 1013.8 1022.5 1025.4 1032.2 1030.7 1032.2 YEAR-DAY 99- 2 98-23 3- 2 94- 5 3- 2 95- 1 96- 3 96-30 94-23 93- 8 96-18 3-12 96-18 MIN. QNH PRESSURE IN HPA 1004.6 1002.3 1001.9 1000.4 998.7 995.5 995.3 998.8 999.3 1008.0 1009.8 1007.3 995.3 YEAR-DAY 97-16 1-21 5-24 4-17 4-13 3-30 98- 8 94- 2 0- 1 98- 1 95-25 2-21 98- 8 MEAN QFF PRESSURE IN HPA 1018.6 1014.9 1011.1 1006.9 1002.7 996.2 993.9 997.7 1003.5 1012.3 1017.3 1020.5 1008.0 MAX. QFF PRESSURE IN HPA 1034.9 1030.6 1029.6 1024.7 1016.8 1009.2 1004.5 1007.2 1018.7 1024.3 1033.5 1035.4 1035.4 YEAR-DAY 99- 2 98-23 3- 2 94- 5 3- 2 95- 1 0-30 96-31 94-23 93- 8 96-19 3-12 3-12 MIN. QFF PRESSURE IN HPA 1000.9 997.4 996.3 993.9 989.8 984.4 983.0 988.8 990.9 1000.1 1006.0 1003.7 983.0 YEAR-DAY 97-16 1-21 5-24 4-17 4-13 3-30 98- 8 94- 2 0- 1 98- 1 94-25 94- 3 98- 8 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 1 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 6.7 12.4 15.4 23.6 28.9 34.2 34.9 33.2 30.3 21.5 16.4 11.2 22.4 1994 11.2 12.3 18.7 24.2 29.2 34.8 36.9 35.8 26.8 22.5 20.3 10.3 23.6 1995 12.0 12.6 16.2 22.3 27.8 33.5 38.0 34.9 29.9 22.8 17.7 8.4 23.0 1996 6.9 13.5 16.0 23.4 29.0 34.7 33.9 33.8 32.0 23.0 14.3 12.0 22.7 1997 11.2 12.1 15.7 21.9 28.5 34.4 38.4 34.9 30.9 24.8 16.0 11.2 23.3 1998 10.1 12.1 18.2 25.1 29.8 33.8 36.7 35.0 31.1 24.2 18.8 14.6 24.1 1999 8.7 15.3 16.0 24.4 30.5 36.3 35.8 33.7 31.2 24.9 16.7 10.9 23.7 2000 10.3 12.1 17.6 27.5 33.2 34.2 34.4 33.4 32.0 23.3 14.4 12.3 23.7 2001 9.1 12.8 19.4 27.2 32.1 34.9 36.9 34.4 31.0 25.7 17.7 14.0 24.6 2002 10.3 14.1 19.7 24.6 31.1 35.0 36.2 36.0 32.2 25.9 15.8 10.6 24.3 2003 11.0 15.5 18.3 25.3 28.2 35.7 39.3 34.7 30.5 25.9 15.3 10.5 24.2 2004 11.9 16.2 20.2 23.2 30.5 35.7 35.2 36.0 30.0 24.1 18.5 9.5 24.2 2005 10.0 10.9 19.2 25.1 29.0 35.1 37.8 35.0 32.8 25.5 16.2 13.4 24.2 MEAN 10.0 13.2 17.7 24.5 29.8 34.8 36.5 34.7 30.8 24.2 16.8 11.4 23.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 2 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 0.8 5.4 7.0 13.5 18.6 21.9 22.9 20.1 16.8 9.7 7.2 1.0 12.1 1994 1.8 0.9 8.6 12.5 18.3 22.5 23.8 22.2 14.2 12.9 11.5 1.3 12.5 1995 1.8 3.0 6.3 13.6 16.8 22.4 25.1 20.4 16.8 12.0 6.9 1.1 12.2 1996 0.8 5.9 8.8 13.8 18.0 21.9 22.6 20.6 18.6 11.0 4.1 2.1 12.4 1997 2.2 0.9 6.4 12.4 17.6 23.1 26.0 20.2 18.1 14.4 7.6 3.2 12.7 1998 1.4 3.8 9.6 14.5 17.6 20.5 25.3 23.1 18.6 12.1 7.9 4.4 13.2 1999 1.9 7.4 7.7 14.0 17.9 22.7 24.6 19.9 18.7 13.0 7.5 1.4 13.1 2000 1.5 1.1 6.7 15.2 20.1 21.0 21.3 19.4 19.9 12.1 6.9 4.6 12.5 2001 1.1 2.5 9.1 15.7 20.0 22.3 25.2 21.1 18.5 14.7 7.6 7.6 13.8 2002 2.8 5.5 9.1 14.6 18.3 23.1 24.8 23.0 18.1 13.4 7.9 1.3 13.5 2003 3.3 6.3 8.6 14.9 16.8 23.7 27.1 21.9 17.5 14.1 5.3 2.9 13.5 2004 5.0 5.7 9.1 13.8 18.8 23.0 22.9 22.4 16.9 12.2 9.1 2.8 13.5 2005 2.0 2.6 9.8 13.8 18.2 21.9 25.2 22.6 19.9 13.8 6.2 3.9 13.3 MEAN 2.0 3.9 8.2 14.0 18.2 22.3 24.4 21.3 17.9 12.7 7.4 2.9 12.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 3 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF MAXIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 11.5 17.8 20.5 28.7 34.4 40.0 40.3 39.6 36.8 28.0 22.9 18.1 28.2 1994 17.3 18.8 24.4 29.6 34.6 40.7 43.0 42.3 33.3 28.3 25.8 16.7 29.6 1995 18.3 18.4 22.0 27.4 32.9 39.0 43.7 41.3 36.5 29.3 24.7 13.5 28.9 1996 11.4 19.5 21.5 29.2 34.5 40.2 39.1 39.6 38.7 30.0 20.4 19.0 28.6 1997 17.2 18.4 21.3 27.4 33.5 39.7 44.1 41.5 37.2 30.9 21.3 16.6 29.1 1998 15.8 17.5 23.4 30.6 35.2 39.0 42.0 40.7 37.5 31.0 26.1 21.8 30.1 1999 13.7 20.7 20.9 29.7 35.9 42.0 40.9 39.8 37.8 31.8 22.8 17.7 29.5 2000 16.3 18.3 23.7 33.3 39.0 39.9 40.0 39.6 38.4 29.8 19.6 17.9 29.7 2001 15.1 19.1 25.5 32.9 37.6 40.4 42.6 40.5 37.2 32.2 24.5 19.1 30.6 2002 15.7 19.8 25.7 30.1 36.8 40.2 41.7 42.0 38.8 33.1 21.5 16.9 30.2 2003 17.0 21.7 24.3 31.2 34.0 41.4 45.2 40.8 37.2 32.6 21.9 16.6 30.3 2004 17.3 23.0 26.7 28.7 36.3 41.4 40.8 42.5 36.8 31.0 24.5 14.4 30.3 2005 15.4 16.6 24.9 30.9 34.2 40.6 43.3 41.0 39.6 32.0 22.7 19.8 30.1 MEAN 15.5 19.2 23.5 30.0 35.3 40.4 42.1 40.9 37.4 30.8 23.0 17.5 29.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 4 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 10.7 12.4 13.5 15.2 15.8 18.1 17.4 19.5 20.0 18.3 15.7 17.1 16.1 1994 15.5 17.9 15.8 17.1 16.3 18.2 19.2 20.1 19.1 15.4 14.3 15.4 17.1 1995 16.5 15.4 15.7 13.8 16.1 16.6 18.6 20.9 19.7 17.3 17.8 12.4 16.7 1996 10.6 13.6 12.7 15.4 16.5 18.3 16.5 19.0 20.1 19.0 16.3 16.9 16.2 1997 15.0 17.5 14.9 15.0 15.9 16.6 18.1 21.3 19.1 16.5 13.7 13.4 16.4 1998 14.4 13.7 13.8 16.1 17.6 18.5 16.7 17.6 18.9 18.9 18.2 17.4 16.9 1999 11.8 13.3 13.2 15.7 18.0 19.3 16.3 19.9 19.1 18.8 15.3 16.3 16.4 2000 14.8 17.2 17.0 18.1 18.9 18.9 18.7 20.2 18.5 17.7 12.7 13.3 17.2 2001 14.0 16.6 16.4 17.2 17.6 18.1 17.4 19.4 18.7 17.5 16.9 11.5 16.8 2002 12.9 14.3 16.6 15.5 18.5 17.1 16.9 19.0 20.7 19.7 13.6 15.6 16.7 2003 13.7 15.4 15.7 16.3 17.2 17.7 18.1 18.9 19.7 18.5 16.6 13.7 16.8 2004 12.3 17.3 17.6 14.9 17.5 18.4 17.9 20.1 19.9 18.8 15.4 11.6 16.8 2005 13.4 14.0 15.1 17.1 16.0 18.7 18.1 18.4 19.7 18.2 16.5 15.9 16.8 MEAN 13.5 15.3 15.3 16.0 17.1 18.1 17.7 19.6 19.5 18.1 15.6 14.6 16.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 5 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF MEAN DAILY TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 6.1 11.6 13.8 21.1 26.5 30.9 31.6 29.9 26.8 18.9 15.1 9.6 20.2 1994 9.6 9.8 16.5 21.1 26.5 31.6 33.4 32.2 23.8 20.6 18.7 9.0 21.1 1995 10.1 10.7 14.1 20.5 24.9 30.7 34.4 30.9 26.6 20.7 15.8 7.3 20.6 1996 6.1 12.7 15.2 21.5 26.3 31.0 30.8 30.1 28.6 20.5 12.3 10.5 20.5 1997 9.7 9.7 13.9 19.9 25.6 31.4 35.0 30.8 27.6 22.7 14.4 9.9 20.9 1998 8.6 10.7 16.5 22.6 26.4 29.7 33.7 31.9 28.1 21.5 17.0 13.1 21.6 1999 7.8 14.1 14.3 21.9 26.9 32.4 32.7 29.9 28.2 22.4 15.1 9.6 21.3 2000 8.9 9.7 15.2 24.2 29.6 30.5 30.6 29.5 29.2 21.0 13.3 11.3 21.1 2001 8.1 10.8 17.3 24.3 28.8 31.4 33.9 30.8 27.9 23.5 16.1 13.4 22.2 2002 9.3 12.6 17.4 22.4 27.6 31.7 33.3 32.5 28.4 23.2 14.7 9.1 21.9 2003 10.1 14.0 16.5 23.1 25.4 32.5 36.2 31.3 27.4 23.4 13.6 9.8 21.9 2004 11.2 14.4 17.9 21.3 27.5 32.2 31.9 32.5 26.9 21.6 16.8 8.6 21.9 2005 8.7 9.6 17.4 22.3 26.2 31.3 34.2 31.8 29.7 22.9 14.5 11.9 21.7 MEAN 8.8 11.6 15.8 22.0 26.8 31.3 33.2 31.1 27.6 21.8 15.2 10.2 21.3 SD 1.48 1.78 1.48 1.33 1.33 0.79 1.63 1.05 1.48 1.40 1.72 1.76 1.44 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 6 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M TEMPERATURE RECORDS LOWEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 -4.6 -2.6 0.0 7.4 13.2 16.8 15.4 12.8 13.0 3.4 -0.4 -3.4 -4.6 DAY 1 18 25 1 10 7 31 4 18 9 21 8 1994 -4.2 -5.2 2.4 1.4 12.6 14.6 19.8 17.2 6.0 4.2 3.6 -10.8 -10.8 DAY 10 20 5 6 9 9 5 22 22 13 13 8 1995 -4.4 -5.0 -4.6 5.8 12.6 14.0 17.4 16.4 11.0 2.8 -5.0 -2.6 -5.0 DAY 25 27 7 1 19 1 28 9 5 29 28 19 1996 -8.8 -2.0 3.0 4.4 11.6 13.6 18.2 14.8 10.4 2.8 -4.6 -6.2 -8.8 DAY 15 24 18 7 1 18 23 31 1 21 19 3 1997 -2.4 -8.4 -1.0 2.8 9.8 16.6 19.8 11.8 12.6 9.4 1.8 -4.2 -8.4 DAY 19 9 10 13 7 30 1 29 17 21 25 29 1998 -4.4 -3.8 -1.0 5.2 9.6 17.8 19.6 17.2 13.0 8.0 4.4 -1.6 -4.4 DAY 17 24 4 8 3 1 27 27 17 15 25 19 1999 -6.0 -1.4 -0.8 5.2 13.6 19.8 17.0 14.6 11.0 8.6 0.6 -5.2 -6.0 DAY 3 1 7 12 6 27 21 28 30 27 14 6 2000 -8.4 -5.6 0.0 7.2 14.6 15.0 15.0 15.8 16.2 7.6 1.0 -1.4 -8.4 DAY 15 10 5 3 14 15 27 20 25 8 29 29 2001 -7.2 -2.6 2.0 9.8 15.4 15.6 15.0 15.8 13.2 8.6 0.6 2.2 -7.2 DAY 29 13 12 19 7 25 31 16 22 11 21 25 2002 -2.6 -3.4 -1.0 5.6 13.4 18.4 18.4 19.5 11.2 9.0 1.0 -6.4 -6.4 DAY 18 5 8 6 9 1 31 1 30 11 19 25 2003 -2.6 -3.4 -2.6 7.2 6.6 20.0 23.0 15.8 12.2 8.8 -2.2 -8.4 -8.4 DAY 21 18 3 2 3 1 6 10 28 16 24 13 2004 -2.6 0.0 -0.8 7.8 13.6 18.6 16.6 17.2 8.2 6.2 -2.0 -5.4 -5.4 DAY 1 18 23 19 7 2 20 24 28 28 30 4 2005 -4.6 -5.2 1.2 1.8 10.6 17.0 17.8 16.0 16.8 5.2 0.6 -6.4 -6.4 DAY 28 18 27 7 8 12 29 18 11 27 27 31 1993-2005 -8.8 -8.4 -4.6 1.4 6.6 13.6 15.0 11.8 6.0 2.8 -5.0 -10.8 -10.8 YEAR-DAY 96-15 97- 9 95- 7 94- 6 3- 3 96-18 0-27 97-29 94-22 95-29 95-28 94- 8 94 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 7 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M TEMPERATURE RECORDS HIGHEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 23.8 23.8 28.4 34.6 41.0 44.4 44.2 42.6 39.6 37.4 30.0 23.4 44.4 DAY 28 28 19 20 27 21 6 14 14 1 2 30 1994 26.4 26.4 30.8 37.4 38.2 45.6 45.6 45.6 40.4 34.4 29.8 26.2 45.6 DAY 3 1 31 26 25 26 19 3 3 2 4 3 1995 24.6 24.6 30.6 32.8 38.6 44.0 46.2 44.2 39.8 36.6 30.0 18.0 46.2 DAY 17 23 25 20 7 14 12 23 12 4 1 2 1996 21.4 26.4 28.2 34.0 40.8 44.6 43.2 43.0 42.4 35.0 28.6 26.0 44.6 DAY 7 10 31 23 31 9 9 24 10 14 7 29 1997 22.6 27.6 27.8 34.0 39.6 43.8 46.6 45.0 41.2 37.2 27.8 23.8 46.6 DAY 1 23 4 28 28 16 23 15 1 4 5 10 1998 21.8 26.4 34.6 37.0 39.6 40.6 47.6 44.8 42.2 38.8 28.6 25.4 47.6 DAY 25 8 29 21 12 28 9 22 5 1 10 24 1999 21.4 26.4 32.6 34.0 40.8 45.6 46.6 42.6 41.0 34.8 28.6 25.0 46.6 DAY 9 20 26 29 20 29 6 31 1 12 8 14 2000 25.0 24.4 32.8 37.0 42.6 44.4 44.8 42.6 42.0 35.0 29.6 27.6 44.8 DAY 28 26 24 22 26 26 8 4 3 1 2 1 2001 21.6 27.0 30.6 37.0 41.6 45.4 47.6 43.6 41.8 37.2 30.6 25.4 47.6 DAY 15 20 31 26 16 30 8 27 6 1 6 5 2002 24.4 26.4 30.6 38.2 41.6 44.2 45.6 44.8 41.4 37.4 28.6 25.2 45.6 DAY 7 12 14 29 25 19 19 19 5 7 1 11 2003 25.6 28.4 30.4 37.0 39.2 45.0 47.6 45.4 40.6 37.2 30.4 27.0 47.6 DAY 13 25 20 27 23 29 30 1 10 3 1 19 2004 24.2 31.2 34.6 33.6 41.4 44.2 43.6 47.2 41.6 36.0 29.4 22.4 47.2 DAY 6 15 7 30 23 29 2 12 6 4 8 14 2005 22.6 26.4 32.2 37.6 38.0 46.2 46.6 45.2 41.6 35.8 30.4 28.0 46.6 DAY 3 21 12 26 18 23 15 8 6 1 6 6 1993-2005 26.4 31.2 34.6 38.2 42.6 46.2 47.6 47.2 42.4 38.8 30.6 28.0 47.6 YEAR-DAY 94- 3 4-15 98-29 2-29 0-26 5-23 98- 9 4-12 96-10 98- 1 1- 6 5- 6 98 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 8 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M 0C COOLING DEGREE DAYS (BASE 21) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 0.0 0.0 0.2 30.4 170.4 298.3 329.8 274.5 174.1 20.0 10.9 0.0 1308.6 1994 0.0 0.0 2.0 53.7 169.1 318.1 384.6 348.7 98.6 30.9 9.9 0.0 1415.6 1995 0.0 0.0 2.9 26.0 119.4 291.5 416.9 305.9 169.3 55.5 2.9 0.0 1390.3 1996 0.0 0.0 1.2 51.0 162.9 300.9 305.3 282.2 228.8 28.0 0.0 0.0 1360.3 1997 0.0 0.9 0.0 25.5 146.4 312.1 434.9 304.3 199.1 70.4 0.4 0.0 1494.0 1998 0.0 0.0 17.1 80.4 172.7 261.9 392.3 337.9 211.6 51.6 0.0 0.0 1525.5 1999 0.0 0.0 4.4 54.4 182.7 340.9 363.9 275.3 217.1 53.1 0.9 0.0 1492.7 2000 0.0 0.0 11.2 104.5 265.8 283.7 299.1 264.4 245.0 30.6 1.2 0.0 1505.6 2001 0.0 0.0 2.3 101.1 241.9 311.0 400.6 303.4 205.8 83.7 1.4 0.0 1651.4 2002 0.0 0.2 11.3 70.9 203.3 320.4 380.1 357.5 223.1 73.3 1.3 0.0 1641.4 2003 0.0 0.8 7.8 84.0 146.7 346.5 469.9 320.8 191.1 75.4 2.4 0.0 1645.4 2004 0.0 3.9 19.3 36.9 201.7 336.1 336.4 356.1 179.5 46.6 1.8 0.0 1518.3 2005 0.0 0.0 13.5 88.2 163.8 307.8 410.7 333.9 262.4 85.4 2.2 0.0 1667.9 MEAN 0.0 0.4 7.2 62.1 180.5 309.9 378.8 312.7 200.4 54.2 2.7 0.0 1508.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 9 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M 0C HEATING DEGREE DAYS (BASE 18) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 367.7 179.8 140.3 1.1 0.0 0.0 0.0 0.0 0.0 28.0 122.4 261.8 1101.1 1994 262.1 228.8 61.8 16.4 0.0 0.0 0.0 0.0 1.0 11.5 27.3 284.4 893.3 1995 245.8 204.9 132.6 8.8 0.0 0.0 0.0 0.0 0.0 21.6 91.5 330.5 1035.6 1996 368.8 158.6 96.4 15.8 0.0 0.0 0.0 0.0 0.0 15.7 172.2 231.3 1058.8 1997 258.0 238.3 130.5 25.8 0.0 0.0 0.0 0.0 0.0 2.6 117.5 250.9 1023.5 1998 290.0 210.2 90.3 8.2 0.0 0.0 0.0 0.0 0.0 0.3 38.4 152.0 789.4 1999 317.0 116.0 129.6 8.2 0.0 0.0 0.0 0.0 0.0 1.2 98.1 261.5 931.6 2000 284.4 240.7 111.3 0.0 0.0 0.0 0.0 0.0 0.0 3.5 153.3 208.2 1001.4 2001 307.5 203.1 54.8 0.0 0.0 0.0 0.0 0.0 0.0 0.3 75.5 145.7 786.8 2002 272.1 154.0 66.0 8.4 0.0 0.0 0.0 0.0 0.0 0.0 112.5 275.3 888.2 2003 243.7 121.9 84.4 6.0 1.6 0.0 0.0 0.0 0.0 0.0 146.5 258.6 862.7 2004 212.3 119.3 60.2 2.1 0.0 0.0 0.0 0.0 0.0 3.3 54.9 291.8 743.9 2005 288.2 234.7 58.5 25.1 0.0 0.0 0.0 0.0 0.0 9.2 117.0 194.1 926.8 MEAN 286.0 185.4 93.6 9.7 0.1 0.0 0.0 0.0 0.1 7.5 102.1 242.0 926.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 10 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 -0.5 0.5 -1.4 3.3 5.0 0.7 2.0 -1.3 -4.7 -4.8 -1.3 -5.5 -0.7 1994 -4.1 -7.4 -1.5 -1.7 0.1 2.8 5.0 3.9 2.0 4.7 -1.0 -5.2 -0.2 1995 -5.2 -5.4 -5.7 0.4 1.1 1.3 1.4 -2.6 -4.9 -2.6 -9.7 -1.4 -2.8 1996 -3.3 -3.6 0.6 -0.4 4.3 -0.2 1.5 1.2 1.5 -4.6 -6.4 -8.3 -1.5 1997 -5.7 -10.0 -5.8 -1.2 0.6 2.1 2.3 -0.9 -2.9 -0.1 0.3 -0.9 -1.9 1998 -4.6 -4.3 -1.9 -1.7 -0.3 -0.8 5.4 3.9 -0.8 -3.2 -6.0 -6.8 -1.8 1999 -1.4 0.0 1.6 -1.0 -3.1 0.1 3.9 -1.2 -1.3 -3.3 -2.5 -8.3 -1.4 2000 -8.1 -7.1 -9.1 -2.5 -1.5 1.4 2.2 1.5 3.0 2.9 1.7 -0.8 -1.4 2001 -4.9 -5.3 -0.5 0.1 5.2 5.2 9.2 6.0 4.1 2.1 -2.4 4.5 2.0 2002 -1.7 -3.6 -4.2 2.3 1.6 1.7 3.9 1.9 -2.0 -2.0 0.5 -3.8 -0.5 2003 -3.7 -4.3 -3.1 2.6 0.1 3.9 6.7 4.0 0.4 -1.2 -5.0 -3.4 -0.2 2004 0.6 -6.4 -3.5 2.1 0.6 1.9 4.7 3.7 1.1 -0.4 0.4 -0.6 0.3 2005 -3.0 -3.2 -0.4 1.3 3.2 5.2 5.6 5.4 2.2 -0.5 -1.5 -4.1 0.9 MEAN -3.5 -4.6 -2.7 0.3 1.3 2.0 4.1 2.0 -0.2 -1.0 -2.5 -3.4 -0.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 11 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 4.21 4.72 4.23 5.62 6.31 4.80 5.15 4.08 3.11 3.11 4.08 2.88 4.36 1994 3.31 2.63 4.15 4.02 4.58 5.39 6.35 5.85 5.05 6.21 4.22 3.15 4.58 1995 3.01 3.09 3.16 4.74 5.00 4.86 4.82 3.68 3.22 3.78 2.28 4.01 3.80 1996 3.44 3.57 4.72 4.42 6.23 4.66 4.90 4.95 4.97 3.41 2.78 2.46 4.21 1997 2.97 2.27 3.14 4.53 4.61 5.21 5.31 4.21 3.59 4.36 4.46 4.08 4.06 1998 3.16 3.30 4.06 4.02 4.35 4.15 6.51 5.82 4.30 3.47 2.82 2.80 4.06 1999 4.04 4.53 5.07 4.34 3.53 4.42 5.99 4.02 4.09 3.43 3.70 2.44 4.13 2000 2.52 2.62 2.41 3.74 3.91 5.00 5.30 4.86 5.43 5.40 4.92 4.19 4.19 2001 3.06 3.02 4.24 4.49 6.33 6.44 8.47 6.85 5.82 5.06 3.75 6.03 5.30 2002 3.90 3.47 3.40 5.27 4.96 5.02 5.76 5.08 3.86 3.76 4.61 3.41 4.38 2003 3.46 3.29 3.74 5.39 4.51 5.74 7.19 5.86 4.58 4.01 3.12 3.56 4.54 2004 4.73 2.77 3.49 5.26 4.60 5.06 6.17 5.75 4.90 4.29 4.66 4.36 4.67 2005 3.58 3.55 4.50 4.89 5.62 6.34 6.52 6.39 5.12 4.18 3.92 3.27 4.82 MEAN 3.49 3.29 3.87 4.67 4.96 5.16 6.03 5.19 4.46 4.19 3.79 3.59 4.39 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 12 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 6.09 6.80 6.09 8.06 9.04 6.86 7.35 5.85 4.47 4.51 5.89 4.18 6.27 1994 4.78 3.79 5.97 5.79 6.57 7.67 9.00 8.32 7.26 8.95 6.10 4.56 6.56 1995 4.36 4.46 4.56 6.80 7.17 6.95 6.85 5.27 4.63 5.46 3.30 5.81 5.47 1996 4.99 5.15 6.78 6.36 8.90 6.64 7.00 7.08 7.11 4.91 4.03 3.57 6.04 1997 4.29 3.28 4.51 6.50 6.62 7.43 7.54 6.02 5.16 6.30 6.45 5.91 5.83 1998 4.56 4.76 5.85 5.78 6.24 5.95 9.25 8.31 6.17 5.02 4.09 4.07 5.84 1999 5.84 6.52 7.28 6.24 5.07 6.32 8.51 5.76 5.86 4.95 5.35 3.55 5.94 2000 3.64 3.79 3.48 5.37 5.59 7.12 7.54 6.95 7.77 7.77 7.11 6.05 6.02 2001 4.43 4.36 6.10 6.45 9.03 9.15 11.98 9.76 8.33 7.29 5.43 8.71 7.59 2002 5.63 5.01 4.89 7.55 7.11 7.16 8.21 7.25 5.55 5.43 6.66 4.92 6.28 2003 5.00 4.74 5.37 7.73 6.47 8.18 10.17 8.36 6.58 5.78 4.52 5.16 6.51 2004 6.81 4.00 5.04 7.54 6.59 7.22 8.79 8.19 7.04 6.21 6.72 6.29 6.70 2005 5.18 5.11 6.46 7.03 8.05 9.03 9.26 9.11 7.33 6.03 5.68 4.75 6.92 MEAN 5.05 4.75 5.57 6.71 7.11 7.36 8.57 7.40 6.40 6.05 5.49 5.19 6.30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 13 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 4.45 8.39 12.47 22.41 32.90 49.55 50.89 48.16 41.29 22.96 14.44 9.90 26.48 1994 9.46 11.75 16.77 26.54 35.82 50.47 56.35 53.87 30.48 19.71 18.70 9.39 28.28 1995 10.62 11.07 15.09 21.23 31.64 47.09 62.22 53.72 39.84 24.56 18.79 5.58 28.45 1996 5.95 11.26 12.38 24.13 33.07 50.89 47.79 48.07 43.26 25.11 13.47 11.40 27.23 1997 9.90 12.53 14.33 21.24 34.07 48.94 62.73 53.21 41.90 26.93 12.74 8.10 28.89 1998 8.55 10.34 16.65 28.07 37.82 48.52 55.15 50.33 41.57 27.38 18.83 13.45 29.72 1999 6.05 11.65 12.17 25.79 40.45 56.30 52.77 49.19 42.38 28.30 14.79 10.30 29.18 2000 9.95 11.46 18.22 33.29 47.78 49.68 49.43 47.12 42.26 22.46 10.32 8.98 29.25 2001 7.86 11.64 17.98 31.23 40.69 49.31 53.43 47.35 39.32 27.35 16.28 7.91 29.20 2002 7.89 12.13 19.73 25.27 40.18 51.18 54.01 54.80 45.10 30.00 12.40 8.91 30.13 2003 8.97 14.17 17.20 26.39 33.72 52.49 63.24 49.33 39.59 29.28 14.28 8.60 29.77 2004 7.70 15.71 20.67 22.17 38.85 53.41 50.12 54.17 38.22 25.78 15.85 6.23 29.07 2005 7.84 8.90 17.13 27.46 33.40 50.18 58.94 49.72 45.10 28.65 14.01 11.87 29.43 MEAN 8.09 11.62 16.22 25.79 36.95 50.62 55.16 50.70 40.79 26.04 14.99 9.28 28.85 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 14 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 66 50 37 30 25 14 14 13 12 19 33 34 29 1994 39 30 31 21 18 15 16 15 22 35 27 35 25 1995 34 32 27 28 21 15 11 10 13 22 16 55 24 1996 53 37 41 24 24 13 14 15 16 19 27 27 26 1997 35 23 28 27 19 15 12 12 12 22 38 47 24 1998 39 37 31 20 16 12 16 16 15 18 20 26 22 1999 53 39 44 22 13 11 15 12 15 17 31 29 25 2000 31 30 19 16 12 14 15 14 17 30 47 45 24 2001 42 33 30 19 20 17 20 19 19 23 28 57 27 2002 48 32 22 26 17 14 15 13 12 17 39 40 25 2003 43 29 27 27 18 15 15 16 16 18 27 43 25 2004 50 24 25 29 16 13 17 14 17 22 33 55 26 2005 45 41 31 23 21 17 15 17 15 20 32 32 26 MEAN 44 34 30 24 18 14 15 14 15 22 31 40 25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 15 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 84 76 61 51 43 25 24 26 23 31 50 54 46 1994 60 55 56 39 36 26 28 25 33 56 43 50 42 1995 53 50 44 47 34 27 17 19 24 37 27 76 38 1996 74 57 64 41 43 24 27 26 26 32 42 46 42 1997 52 39 48 46 34 27 20 22 18 32 56 71 39 1998 62 58 51 37 31 23 29 28 26 30 31 38 37 1999 76 61 66 40 26 21 25 24 27 28 48 44 41 2000 47 51 36 28 21 23 25 24 27 45 68 65 38 2001 60 51 51 29 33 27 30 29 29 34 43 76 41 2002 70 51 39 43 30 22 24 22 21 26 60 63 39 2003 62 48 48 45 30 24 24 27 27 28 43 63 39 2004 70 43 44 50 28 22 26 23 28 34 48 75 41 2005 67 66 53 36 34 28 24 27 24 31 49 48 41 MEAN 64 54 51 41 33 25 25 25 26 34 47 59 40 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 16 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 51 30 23 19 16 8 9 7 6 11 21 21 19 1994 24 16 18 12 10 9 9 9 15 23 17 24 16 1995 21 20 16 18 14 9 8 6 7 14 9 39 15 1996 37 22 24 15 14 8 9 9 11 11 17 16 16 1997 24 13 17 17 11 9 8 7 8 15 26 31 16 1998 24 24 18 12 9 7 10 11 9 12 13 18 14 1999 36 25 30 13 7 7 10 7 9 10 19 18 16 2000 19 17 10 10 7 10 10 9 12 20 33 31 16 2001 28 21 19 13 14 13 15 14 14 16 19 42 19 2002 32 21 13 17 10 9 10 9 8 12 26 25 16 2003 29 17 16 16 11 10 10 11 11 12 18 28 16 2004 36 13 15 18 10 9 11 10 12 15 23 39 18 2005 30 27 20 16 15 12 10 12 10 13 22 21 17 MEAN 30 20 18 15 11 9 10 9 10 14 20 27 16 RH=0 =====> RELATIVE HUMIDITY < 0.5% =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 17 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF RELATIVE HUMIDITY AT 03 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 83 76 58 50 43 25 24 26 23 31 49 54 45 1994 57 55 54 39 35 26 28 25 33 56 43 49 42 1995 52 49 41 45 34 27 17 19 23 36 27 74 37 1996 71 55 61 41 41 22 27 25 25 29 42 43 40 1997 50 38 47 43 33 27 20 22 18 32 55 69 38 1998 60 56 50 35 30 23 29 28 26 30 29 36 36 1999 73 59 64 39 26 21 25 24 27 26 46 43 39 2000 44 50 34 28 21 23 25 24 27 45 67 64 38 2001 60 51 48 29 33 27 30 29 29 33 42 73 40 2002 69 50 37 42 29 22 24 22 21 26 59 62 39 2003 59 46 46 43 30 24 24 27 27 27 42 60 38 2004 68 43 41 48 28 22 26 23 28 33 47 72 40 2005 66 65 51 36 34 28 24 27 24 30 48 47 40 MEAN 62 53 49 40 32 24 25 25 25 33 46 57 39 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 18 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF RELATIVE HUMIDITY AT 09 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 59 40 28 22 21 11 11 9 8 14 26 27 23 1994 32 21 21 16 13 12 12 12 18 27 20 30 20 1995 25 26 22 22 16 12 9 8 9 17 12 47 19 1996 45 30 34 18 18 9 11 11 13 14 21 20 20 1997 29 17 21 21 14 11 9 9 11 19 30 37 19 1998 30 30 25 14 12 9 12 12 11 14 15 21 17 1999 44 31 36 16 9 9 13 8 11 13 24 22 20 2000 23 24 13 12 9 11 11 12 14 25 37 37 19 2001 34 26 23 15 16 14 17 15 16 17 21 48 22 2002 40 24 16 21 13 11 12 10 9 13 31 29 19 2003 34 21 20 21 14 13 12 12 13 13 21 33 19 2004 44 16 19 24 13 11 14 11 14 17 26 46 21 2005 34 33 23 18 17 14 12 14 13 15 24 25 20 MEAN 36 26 23 18 14 11 12 11 12 17 24 32 20 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 19 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF RELATIVE HUMIDITY AT 15 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 61 45 32 23 18 10 10 8 8 16 30 30 24 1994 35 21 25 15 12 10 11 11 18 30 25 30 20 1995 28 24 22 23 18 11 8 7 10 19 17 52 20 1996 53 33 34 19 21 10 10 10 14 19 25 29 23 1997 34 20 22 23 14 12 9 9 10 20 36 45 21 1998 36 33 25 17 14 8 12 11 13 17 24 28 20 1999 53 38 40 18 9 9 12 9 11 19 30 30 23 2000 32 23 17 12 9 11 11 11 15 27 48 45 22 2001 41 31 28 17 17 15 17 17 18 26 29 62 27 2002 48 31 20 24 14 11 12 10 12 20 37 39 23 2003 44 30 25 24 14 12 13 13 14 21 28 46 24 2004 48 22 23 23 13 11 13 12 15 22 34 59 25 2005 48 36 27 20 17 14 12 14 14 21 35 36 25 MEAN 43 30 26 20 15 11 12 11 13 21 31 41 23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 20 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 0 0 0 10 27 30 31 31 30 4 1 0 164 1994 0 0 1 12 28 30 31 31 25 11 0 0 169 1995 0 0 1 7 27 29 31 31 30 15 3 0 174 1996 0 0 0 15 31 30 31 31 30 19 0 0 187 1997 0 0 0 8 26 30 31 31 30 19 0 0 175 1998 0 0 4 19 27 30 31 31 30 17 0 0 189 1999 0 0 1 16 31 30 31 31 29 28 0 0 197 2000 0 0 2 25 31 30 31 31 30 19 0 0 199 2001 0 0 2 28 31 30 31 31 29 25 2 0 209 2002 0 0 6 14 31 30 31 31 30 27 0 0 200 2003 0 0 2 19 27 30 31 31 30 31 1 0 202 2004 0 1 10 12 30 30 31 31 30 19 0 0 194 2005 0 0 3 20 28 30 31 31 30 24 1 0 198 MEAN 0.0 0.1 2.5 15.8 28.8 29.9 31.0 31.0 29.5 19.8 0.6 0.0 189.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 21 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 1 0 0 0 0 0 0 0 0 0 0 0 1 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 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 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 22 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 0 0 0 0 10 18 23 14 2 0 1 0 68 1994 0 0 0 1 5 23 27 18 3 1 0 0 78 1995 0 0 0 0 3 24 28 11 5 0 0 0 71 1996 0 0 0 2 6 21 22 14 10 0 0 0 75 1997 0 0 0 0 3 25 30 12 4 0 0 0 74 1998 0 0 1 3 6 12 28 22 8 1 0 0 81 1999 0 0 0 1 3 25 25 8 6 0 0 0 68 2000 0 0 1 1 13 14 17 8 8 1 0 0 63 2001 0 0 0 1 9 20 27 18 6 0 0 0 81 2002 0 0 0 2 5 25 30 22 4 0 0 0 88 2003 0 0 0 3 7 24 31 19 4 0 0 0 88 2004 0 0 0 0 9 25 24 22 2 0 0 0 82 2005 0 0 0 3 5 16 26 21 11 1 0 0 83 MEAN 0.0 0.0 0.2 1.3 6.5 20.9 26.0 16.1 5.6 0.3 0.1 0.0 77.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 23 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 2 0 0 0 0 0 0 0 0 0 0 0 2 1994 3 1 0 0 0 0 0 0 0 0 0 10 14 1995 1 2 1 0 0 0 0 0 0 0 2 0 6 1996 3 0 0 0 0 0 0 0 0 0 1 2 6 1997 0 6 0 0 0 0 0 0 0 0 0 1 7 1998 1 0 0 0 0 0 0 0 0 0 0 0 1 1999 3 0 0 0 0 0 0 0 0 0 0 1 4 2000 6 3 0 0 0 0 0 0 0 0 0 0 9 2001 2 0 0 0 0 0 0 0 0 0 0 0 2 2002 0 0 0 0 0 0 0 0 0 0 0 3 3 2003 0 0 0 0 0 0 0 0 0 0 0 4 4 2004 0 0 0 0 0 0 0 0 0 0 0 1 1 2005 1 2 0 0 0 0 0 0 0 0 0 4 7 MEAN 1.7 1.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 2.0 5.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 24 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 17 2 1 0 0 0 0 0 0 0 2 13 35 1994 14 12 0 0 0 0 0 0 0 0 0 16 42 1995 15 7 7 0 0 0 0 0 0 0 4 10 43 1996 14 2 0 0 0 0 0 0 0 0 3 11 30 1997 9 14 1 0 0 0 0 0 0 0 0 7 31 1998 15 8 2 0 0 0 0 0 0 0 0 1 26 1999 11 1 1 0 0 0 0 0 0 0 0 13 26 2000 12 11 2 0 0 0 0 0 0 0 0 3 28 2001 15 11 0 0 0 0 0 0 0 0 0 0 26 2002 14 1 1 0 0 0 0 0 0 0 0 15 31 2003 5 1 3 0 0 0 0 0 0 0 7 8 24 2004 4 1 1 0 0 0 0 0 0 0 2 13 21 2005 11 11 0 0 0 0 0 0 0 0 0 4 26 MEAN 12.0 6.3 1.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.4 8.8 30.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 25 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MONTHLY TOTAL OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 38.0 22.9 13.2 0.8 1.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 76.2 1994 10.1 0.6 5.4 0.5 4.0 0.0 0.0 0.0 0.0 2.0 0.2 0.2 23.0 1995 2.5 4.3 24.2 20.3 2.4 0.0 0.0 0.0 0.0 8.0 0.0 17.5 79.2 1996 17.8 11.0 16.4 7.0 2.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 54.7 1997 8.2 0.0 17.0 17.9 0.9 2.7 0.0 0.0 0.0 3.6 1.8 8.1 60.2 1998 1.3 20.1 11.5 10.0 3.7 0.0 6.0 0.0 0.0 0.0 0.0 0.0 52.6 1999 30.0 15.3 40.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 85.3 2000 4.2 0.0 0.7 0.0 0.0 0.0 0.0 0.0 0.0 3.0 20.4 3.9 32.2 2001 0.2 10.0 25.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26.5 61.7 2002 49.3 0.1 0.0 4.1 1.3 0.0 0.0 0.0 0.0 0.0 6.5 2.1 63.4 2003 11.3 1.0 6.6 5.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.4 31.8 2004 14.9 0.0 0.5 12.0 0.0 0.0 0.0 0.0 0.0 0.0 6.0 57.6 91.0 2005 2.4 1.6 4.4 0.1 1.2 0.0 0.0 0.0 0.0 0.0 1.5 1.0 12.2 MEAN 14.6 6.7 12.7 6.0 1.3 0.2 0.5 0.0 0.0 1.3 2.8 9.6 55.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 26 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M GREATEST DAILY OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 9.0 13.0 4.0 0.8 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13.0 DAY 5 5 9 25 4 ** ** ** ** ** ** ** 1994 6.0 0.6 3.0 0.3 3.0 0.0 0.0 0.0 0.0 2.0 0.2 0.2 6.0 DAY 25 19 11 18 6 ** ** ** ** 22 18 4 1995 2.0 2.0 18.0 12.0 2.0 0.0 0.0 0.0 0.0 5.0 0.0 7.0 18.0 DAY 26 6 22 24 31 ** ** ** ** 23 ** 25 1996 7.0 4.0 5.0 7.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.0 DAY 12 17 5 17 9 ** ** ** ** ** ** ** 1997 4.0 0.0 7.0 12.0 0.6 2.0 0.0 0.0 0.0 3.6 0.9 4.0 12.0 DAY 17 ** 13 25 29 25 ** ** ** 24 28 11 1998 0.7 14.0 9.1 10.0 3.0 0.0 6.0 0.0 0.0 0.0 0.0 0.0 14.0 DAY 6 12 10 23 17 ** 17 ** ** ** ** ** 1999 15.0 13.0 14.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15.0 DAY 18 6 2 ** ** ** ** ** ** ** ** ** 2000 2.0 0.0 0.7 0.0 0.0 0.0 0.0 0.0 0.0 2.0 16.0 2.6 16.0 DAY 29 ** 27 ** ** ** ** ** ** 4 10 11 2001 0.2 5.0 9.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13.0 13.0 DAY 5 11 26 ** ** ** ** ** ** ** ** 13 2002 29.0 0.1 0.0 2.0 0.9 0.0 0.0 0.0 0.0 0.0 6.1 2.0 29.0 DAY 12 21 ** 12 3 ** ** ** ** ** 7 10 2003 5.0 1.0 5.0 3.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.8 5.0 DAY 24 5 27 21 ** ** ** ** ** ** ** 6 2004 6.0 0.0 0.4 9.0 0.0 0.0 0.0 0.0 0.0 0.0 6.0 20.0 20.0 DAY 11 ** 20 14 ** ** ** ** ** ** 16 17 2005 2.0 1.0 3.0 0.1 0.8 0.0 0.0 0.0 0.0 0.0 1.0 1.0 3.0 DAY 7 26 6 18 1 ** ** ** ** ** 17 18 1993-2005 29.0 14.0 18.0 12.0 3.0 2.0 6.0 0.0 0.0 5.0 16.0 20.0 29.0 YEAR-DAY 2-12 98-12 95-22 95-24 94- 6 97-25 98-17 **-** **-** 95-23 0-10 4-17 2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 27 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 0 1 0 0 0 0 0 0 0 0 0 0 1 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 1 1 0 0 0 0 0 0 0 0 2 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 1 0 0 0 0 0 0 0 0 1 1998 0 1 0 1 0 0 0 0 0 0 0 0 2 1999 1 1 3 0 0 0 0 0 0 0 0 0 5 2000 0 0 0 0 0 0 0 0 0 0 1 0 1 2001 0 0 0 0 0 0 0 0 0 0 0 1 1 2002 2 0 0 0 0 0 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 0 0 0 0 0 3 3 2005 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0.2 0.2 0.3 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.3 1.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 28 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 4 2 0 0 0 0 0 0 0 0 0 0 6 1994 1 0 0 0 0 0 0 0 0 0 0 0 1 1995 0 0 1 1 0 0 0 0 0 1 0 2 5 1996 2 0 1 1 0 0 0 0 0 0 0 0 4 1997 0 0 2 1 0 0 0 0 0 0 0 0 3 1998 0 1 1 1 0 0 1 0 0 0 0 0 4 1999 2 1 3 0 0 0 0 0 0 0 0 0 6 2000 0 0 0 0 0 0 0 0 0 0 1 0 1 2001 0 2 3 0 0 0 0 0 0 0 0 1 6 2002 2 0 0 0 0 0 0 0 0 0 1 0 3 2003 1 0 1 0 0 0 0 0 0 0 0 0 2 2004 2 0 0 1 0 0 0 0 0 0 1 4 8 2005 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 1.1 0.5 0.9 0.4 0.0 0.0 0.1 0.0 0.0 0.1 0.2 0.5 3.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 29 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 7 2 4 0 1 0 0 0 0 0 0 0 14 1994 2 0 1 0 2 0 0 0 0 1 0 0 6 1995 1 2 3 4 1 0 0 0 0 2 0 5 18 1996 4 4 6 1 1 0 0 0 0 0 0 0 16 1997 3 0 4 5 0 1 0 0 0 1 0 3 17 1998 0 3 3 1 1 0 1 0 0 0 0 0 9 1999 6 2 5 0 0 0 0 0 0 0 0 0 13 2000 2 0 0 0 0 0 0 0 0 2 3 1 8 2001 0 2 3 0 0 0 0 0 0 0 0 6 11 2002 3 0 0 2 0 0 0 0 0 0 1 1 7 2003 4 1 1 2 0 0 0 0 0 0 0 3 11 2004 3 0 0 2 0 0 0 0 0 0 1 8 14 2005 1 1 2 0 0 0 0 0 0 0 1 1 6 MEAN 2.8 1.3 2.5 1.3 0.5 0.1 0.1 0.0 0.0 0.5 0.5 2.2 11.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 30 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 8 6 6 2 2 0 0 0 0 0 0 0 24 1994 3 1 6 2 2 0 0 0 0 1 1 1 17 1995 4 4 5 6 4 0 0 0 0 2 0 6 31 1996 6 7 13 2 7 0 0 0 0 0 1 2 38 1997 3 0 5 9 3 3 0 0 0 1 5 5 34 1998 8 5 7 2 2 0 1 0 0 0 0 2 27 1999 11 5 7 3 0 0 0 0 1 0 2 2 31 2000 6 1 1 1 1 0 0 0 1 2 5 4 22 2001 3 2 4 0 0 0 0 0 0 0 1 10 20 2002 5 1 0 5 2 0 0 0 0 0 5 3 21 2003 5 2 7 6 0 0 0 0 0 0 0 6 26 2004 7 1 3 6 0 0 0 0 0 0 1 9 27 2005 3 2 5 2 3 0 1 0 0 0 3 2 21 MEAN 5.5 2.8 5.3 3.5 2.0 0.2 0.2 0.0 0.2 0.5 1.8 4.0 26.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 31 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M NO. OF DAYS WITH THUNDER STORM YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 0 0 1 0 1 0 0 0 0 0 0 0 2 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 5 0 0 0 0 0 0 0 1 6 1996 0 1 1 1 3 0 0 0 0 0 0 1 7 1997 0 0 0 1 0 1 0 0 0 0 0 0 2 1998 0 0 0 1 1 0 1 0 0 0 0 0 3 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 1 0 0 0 0 0 0 0 0 2 3 2002 0 0 0 1 1 0 0 0 0 0 0 0 2 2003 0 0 0 3 0 0 0 0 0 0 0 0 3 2004 0 0 0 1 1 0 1 0 0 0 0 0 3 2005 0 0 1 0 1 0 0 0 0 0 0 0 2 MEAN 0.0 0.1 0.3 1.0 0.6 0.1 0.2 0.0 0.0 0.0 0.0 0.3 2.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 32 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M NO. OF DAYS WITH SNOW OR SLEET YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 3 0 0 0 0 0 0 0 0 0 0 0 3 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 3 0 0 0 0 0 0 0 0 0 0 0 3 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 1 0 0 0 0 0 0 0 0 0 0 0 1 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 1 0 0 0 0 0 0 0 0 0 0 0 1 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 1 1 0 0 0 0 0 0 0 0 1 3 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 0.6 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 33 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M NO. OF DAYS WITH DUST YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 0 2 3 0 1 1 1 0 0 0 2 0 10 1994 2 1 3 3 4 1 2 0 0 1 1 0 18 1995 1 0 1 1 0 1 1 2 2 0 1 0 10 1996 0 4 0 1 0 2 0 3 4 0 0 0 14 1997 0 5 3 0 0 8 3 0 2 2 0 0 23 1998 2 2 3 5 1 0 0 0 0 1 0 0 14 1999 2 1 0 2 4 2 1 0 0 0 0 0 12 2000 3 1 6 1 0 1 0 0 0 1 0 1 14 2001 1 3 1 0 6 2 1 2 1 1 3 0 21 2002 1 1 3 3 2 1 1 1 0 0 0 2 15 2003 0 3 2 3 1 3 1 0 0 0 0 2 15 2004 0 1 2 3 1 3 0 0 0 0 1 0 11 2005 3 0 1 3 2 0 0 0 0 0 0 1 10 MEAN 1.2 1.8 2.2 1.9 1.7 1.9 0.8 0.6 0.7 0.5 0.6 0.5 14.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 34 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M PREVAILING WIND DIRECTION , SPEED (IN KNOTS) AND PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 135 135 135 135 315 315 360 315 315 315 315 135 315 PREVAIL. DIRECT. 6.6 7.1 7.1 6.0 8.4 8.0 9.1 9.9 6.0 6.4 8.2 5.9 8.2 PREVAIL. SPEED 20.0 26.4 16.1 13.3 20.6 22.0 24.5 20.0 11.3 14.9 8.7 18.7 12.2 PREVAIL. PERCENT 58.1 42.9 47.1 54.0 54.8 53.3 40.6 52.9 48.7 65.6 68.0 73.5 55.0 CALMS PERCENT 155 140 155 150 155 150 155 155 150 154 150 155 1824 WIND OBSER. NO. 1994 135 135 135 315 315 315 315 45 315 315 135 135 315 PREVAIL. DIRECT. 6.3 8.5 6.7 6.0 6.9 7.4 6.8 7.2 9.1 8.5 5.6 7.8 7.6 PREVAIL. SPEED 23.2 14.3 23.2 14.7 14.2 18.0 16.8 11.0 25.3 14.2 28.7 14.8 12.2 PREVAIL. PERCENT 59.4 53.6 54.8 55.3 56.1 56.7 47.1 65.8 50.7 66.5 44.7 64.5 56.3 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1995 135 135 135 135 315 315 360 45 315 135 135 135 135 PREVAIL. DIRECT. 6.1 8.0 6.8 8.5 8.4 8.3 9.9 9.6 9.9 8.5 7.2 7.8 7.6 PREVAIL. SPEED 17.4 20.0 11.6 20.7 16.8 16.0 13.5 18.7 20.0 12.3 22.0 5.8 11.9 PREVAIL. PERCENT 67.7 59.3 63.9 42.0 52.3 56.7 63.9 51.0 47.3 69.0 63.3 84.5 60.2 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1996 135 135 135 315 315 360 360 315 135 135 315 135 135 PREVAIL. DIRECT. 7.4 8.9 9.9 10.3 7.6 11.0 10.2 10.7 7.6 9.9 8.4 9.6 8.6 PREVAIL. SPEED 13.5 26.2 14.2 16.0 15.5 15.3 25.2 18.7 18.0 18.1 14.0 29.0 13.7 PREVAIL. PERCENT 72.3 39.3 48.4 36.0 58.1 46.7 31.6 38.1 56.7 50.3 69.3 58.7 50.5 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 1997 135 135 135 180 315 315 45 315 135 135 135 135 135 PREVAIL. DIRECT. 10.6 7.9 7.6 6.5 6.8 7.0 8.4 8.1 6.0 6.2 6.0 5.8 7.3 PREVAIL. SPEED 28.4 12.1 16.8 12.7 13.5 16.7 18.1 17.4 12.0 12.3 13.3 16.8 11.6 PREVAIL. PERCENT 51.0 56.4 39.4 48.7 55.5 46.7 54.2 53.5 60.0 70.3 71.3 70.3 56.4 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1998 135 135 135 315 315 360 315 360 315 315 135 135 135 PREVAIL. DIRECT. 5.8 6.5 6.8 7.4 7.3 7.6 7.5 8.3 7.8 7.9 6.0 5.8 6.1 PREVAIL. SPEED 20.6 15.0 12.9 12.7 11.6 18.7 17.4 22.6 12.7 18.7 29.3 21.9 12.1 PREVAIL. PERCENT 64.5 57.1 61.3 52.0 51.6 46.7 47.1 41.9 64.0 56.8 62.0 65.2 55.8 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1999 315 135 135 315 315 315 315 360 135 135 315 135 135 PREVAIL. DIRECT. 8.5 7.5 6.1 7.7 7.9 6.5 8.3 8.8 7.1 6.1 7.5 5.8 6.5 PREVAIL. SPEED 14.8 30.0 14.8 9.3 14.2 8.7 20.0 18.1 9.3 20.0 14.7 18.1 11.7 PREVAIL. PERCENT 67.7 54.3 65.2 64.0 51.0 64.7 45.2 52.9 67.3 63.9 56.7 67.7 60.1 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 2000 135 135 135 135 315 315 360 360 135 135 315 135 135 PREVAIL. DIRECT. 6.6 6.0 6.3 6.2 5.9 7.9 9.1 8.6 5.7 6.2 5.7 5.9 6.0 PREVAIL. SPEED 24.5 13.8 11.6 8.7 9.7 19.3 23.2 25.2 13.3 17.4 12.7 20.0 11.0 PREVAIL. PERCENT 56.8 62.8 63.2 62.0 68.4 41.3 33.5 45.8 52.7 58.7 74.7 49.0 55.7 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 2001 315 135 135 135 315 315 360 360 360 135 135 135 315 PREVAIL. DIRECT. 6.4 5.4 5.9 5.9 7.9 9.0 8.9 7.2 6.8 6.6 6.6 6.1 7.3 PREVAIL. SPEED 18.1 15.7 22.6 14.7 18.1 22.0 21.9 18.1 13.3 18.7 16.7 14.8 12.4 PREVAIL. PERCENT 54.8 50.0 45.8 42.7 49.7 38.7 42.6 36.8 55.3 54.2 58.7 52.9 48.5 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 2002 135 135 135 225 315 315 360 360 135 135 135 315 135 PREVAIL. DIRECT. 6.5 11.1 10.0 9.9 12.0 13.3 11.1 10.8 8.0 8.1 10.1 8.0 8.7 PREVAIL. SPEED 11.0 26.4 23.2 12.7 14.2 21.3 21.9 18.1 19.3 26.5 20.7 16.1 15.4 PREVAIL. PERCENT 58.1 36.4 38.1 45.3 50.3 38.0 31.0 32.3 36.0 54.2 40.7 48.4 42.5 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 2003 135 135 180 135 315 315 45 360 315 135 90 270 135 PREVAIL. DIRECT. 10.3 10.2 15.1 11.6 12.0 11.4 14.4 14.2 10.8 9.1 7.8 7.2 9.6 PREVAIL. SPEED 25.2 20.7 14.8 16.7 23.2 18.7 20.6 18.1 15.3 16.8 12.7 12.3 11.5 PREVAIL. PERCENT 47.1 29.3 37.4 42.7 45.8 49.3 43.2 42.6 44.7 52.9 64.0 59.4 46.6 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 2004 135 90 270 135 270 315 315 360 315 135 135 135 315 PREVAIL. DIRECT. 10.6 7.8 10.2 12.0 8.9 12.6 11.4 11.1 8.7 8.4 9.1 9.2 9.8 PREVAIL. SPEED 18.7 15.2 14.2 15.3 10.3 11.3 20.0 20.0 17.3 13.5 27.3 23.2 11.5 PREVAIL. PERCENT 56.1 50.3 43.2 46.7 47.7 53.3 35.5 45.8 50.0 41.3 33.3 34.2 44.8 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 2005 135 315 180 360 315 315 360 360 135 135 135 135 315 PREVAIL. DIRECT. 10.6 9.4 12.4 10.5 10.7 13.7 12.8 10.9 9.9 9.7 9.2 10.4 10.7 PREVAIL. SPEED 25.2 21.4 21.9 14.0 23.2 21.3 21.9 22.6 16.0 18.1 18.0 28.4 15.2 PREVAIL. PERCENT 30.3 34.3 32.3 34.0 26.5 34.7 34.2 30.3 32.7 41.9 54.0 35.5 35.0 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1993-2005 135 135 135 135 315 315 360 360 315 135 135 135 135 PREVAIL. DIRECT. 7.9 8.3 7.8 8.1 8.8 9.6 9.9 9.6 8.5 7.7 7.3 7.7 7.7 PREVAIL. SPEED 19.6 18.7 15.7 12.7 15.8 17.1 18.0 17.3 12.8 15.4 17.0 17.9 12.2 PREVAIL. PERCENT MEAN 57.2 48.2 49.2 48.1 51.4 48.2 42.3 45.4 51.2 57.3 58.5 58.8 51.3 CALMS PERCENT MEAN 155.0 141.2 155.0 150.0 155.0 150.0 155.0 155.0 150.0 154.9 150.0 155.0 1826.1 WIND OBSER. NO. =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 35 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M VECTOR WIND DIRECTION , MAGNITUDE (IN KNOTS) AND WIND STEADINESES (%) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 148 162 204 185 301 335 351 345 352 328 212 127 323 VECTOR DIRECT. 0.5 2.4 1.4 1.3 1.5 2.3 4.0 3.0 1.2 1.0 0.9 0.6 0.6 WIND MAGNITUDE 19.2 60.0 31.1 43.3 45.5 65.7 78.4 76.9 38.7 45.5 36.0 37.5 18.2 STEADINESES(%) 1994 153 233 163 307 308 328 356 355 337 326 157 175 329 VECTOR DIRECT. 0.9 0.4 2.7 0.5 0.5 2.4 2.9 1.7 3.4 1.1 2.6 1.3 0.4 WIND MAGNITUDE 33.3 11.1 75.0 16.7 16.7 72.7 76.3 73.9 81.0 45.8 76.5 44.8 12.5 STEADINESES(%) 1995 149 153 242 157 332 307 3 4 335 82 140 156 26 VECTOR DIRECT. 1.0 0.9 0.2 2.3 1.4 1.3 2.3 3.1 0.8 0.3 1.7 0.2 0.3 WIND MAGNITUDE 50.0 25.7 7.7 50.0 36.8 39.4 67.6 67.4 17.4 12.5 65.4 20.0 9.4 STEADINESES(%) 1996 102 171 205 246 325 350 356 347 87 206 316 136 351 VECTOR DIRECT. 0.3 1.0 0.8 1.3 0.9 2.8 5.3 3.5 0.8 0.2 0.9 2.6 0.7 WIND MAGNITUDE 15.0 18.2 17.8 22.0 27.3 56.0 77.9 60.3 25.8 4.3 37.5 68.4 15.9 STEADINESES(%) 1997 143 197 208 196 343 325 18 345 8 106 118 137 128 VECTOR DIRECT. 3.1 1.7 1.8 1.2 1.1 1.4 2.2 2.6 0.5 0.7 R< 0.1 0.9 R< 0.1 WIND MAGNITUDE 64.6 44.7 34.0 36.4 37.9 38.9 64.7 70.3 20.0 38.9 1.2 52.9 1.2 STEADINESES(%) 1998 157 176 172 231 313 360 349 349 345 322 127 126 354 VECTOR DIRECT. 1.2 0.5 1.7 1.1 1.3 3.0 2.8 3.4 0.9 0.7 1.7 1.1 0.5 WIND MAGNITUDE 57.1 16.1 60.7 30.6 38.2 76.9 71.8 75.6 39.1 22.6 77.3 55.0 16.1 STEADINESES(%) 1999 320 148 174 272 349 345 340 356 40 128 193 129 356 VECTOR DIRECT. 0.6 2.9 0.6 1.1 1.8 1.4 3.2 2.8 0.5 1.1 0.3 0.5 0.5 WIND MAGNITUDE 25.0 82.9 25.0 40.7 50.0 58.3 71.1 73.7 23.8 52.4 10.0 26.3 17.2 STEADINESES(%) 2000 152 207 198 243 291 348 351 359 37 96 319 165 352 VECTOR DIRECT. 2.1 0.3 0.9 0.3 0.5 2.5 4.1 3.1 0.5 0.3 0.5 1.2 0.5 WIND MAGNITUDE 72.4 11.1 32.1 12.5 27.8 61.0 74.5 75.6 17.2 13.0 33.3 38.7 16.7 STEADINESES(%) 2001 236 181 152 219 284 339 350 360 1 113 157 133 345 VECTOR DIRECT. 0.1 1.3 0.9 0.5 1.8 2.8 3.1 2.8 1.1 0.7 1.0 1.0 0.5 WIND MAGNITUDE 3.8 40.6 27.3 15.2 51.4 63.6 68.9 63.6 39.3 23.3 35.7 35.7 14.7 STEADINESES(%) 2002 136 160 172 225 293 339 359 21 42 122 46 197 28 VECTOR DIRECT. 0.9 2.3 3.0 1.6 1.4 3.4 5.6 2.9 2.0 2.1 0.6 1.8 0.4 WIND MAGNITUDE 29.0 31.1 41.1 32.0 31.8 47.9 74.7 45.3 34.5 60.0 10.7 33.3 7.0 STEADINESES(%) 2003 153 191 200 197 335 351 57 1 3 103 105 196 24 VECTOR DIRECT. 3.1 4.2 3.7 2.4 4.2 3.2 3.3 5.9 2.8 1.7 0.8 0.5 0.3 WIND MAGNITUDE 58.5 48.3 49.3 34.8 67.7 59.3 51.6 79.7 48.3 41.5 27.6 14.3 5.2 STEADINESES(%) 2004 120 138 257 172 223 317 321 343 321 82 158 168 284 VECTOR DIRECT. 2.8 2.6 0.6 1.8 1.2 2.8 4.8 3.3 2.4 0.6 2.5 1.8 0.2 WIND MAGNITUDE 70.0 56.5 11.5 32.1 25.0 58.3 68.6 63.5 54.5 12.5 39.7 26.9 3.8 STEADINESES(%) 2005 151 258 177 294 322 341 8 3 104 118 159 155 7 VECTOR DIRECT. 2.3 0.6 2.7 1.6 2.1 3.8 4.7 4.1 0.7 1.1 1.0 2.7 0.5 WIND MAGNITUDE 30.7 9.7 37.0 21.6 28.8 52.1 61.0 55.4 12.3 20.8 24.4 42.2 7.6 STEADINESES(%) 1993-2005 145 171 186 213 316 339 356 356 1 98 151 155 352 VECTOR DIRECT. 1.3 1.5 1.5 1.0 1.3 2.5 3.5 3.2 1.1 0.5 0.8 1.2 0.4 WIND MAGNITUDE 38.2 32.6 33.3 22.7 32.5 55.6 66.0 65.3 28.9 15.6 25.0 36.4 9.8 STEADINESES(%) =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 36 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF WIND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 2.6 4.0 4.5 3.0 3.3 3.5 5.1 3.9 3.1 2.2 2.5 1.6 3.3 1994 2.7 3.6 3.6 3.0 3.0 3.3 3.8 2.3 4.2 2.4 3.4 2.9 3.2 1995 2.0 3.5 2.6 4.6 3.8 3.3 3.4 4.6 4.6 2.4 2.6 1.0 3.2 1996 2.0 5.5 4.5 5.9 3.3 5.0 6.8 5.8 3.1 4.7 2.4 3.8 4.4 1997 4.8 3.8 5.3 3.3 2.9 3.6 3.4 3.7 2.5 1.8 1.9 1.7 3.2 1998 2.1 3.1 2.8 3.6 3.4 3.9 3.9 4.5 2.3 3.1 2.2 2.0 3.1 1999 2.4 3.5 2.4 2.7 3.6 2.4 4.5 3.8 2.1 2.1 3.0 1.9 2.9 2000 2.9 2.7 2.8 2.4 1.8 4.1 5.5 4.1 2.9 2.3 1.5 3.1 3.0 2001 2.6 3.2 3.3 3.3 3.5 4.4 4.5 4.4 2.8 3.0 2.8 2.8 3.4 2002 3.1 7.4 7.3 5.0 4.4 7.1 7.5 6.4 5.8 3.5 5.6 5.4 5.7 2003 5.3 8.7 7.5 6.9 6.2 5.4 6.4 7.4 5.8 4.1 2.9 3.5 5.8 2004 4.0 4.6 5.2 5.6 4.8 4.8 7.0 5.2 4.4 4.8 6.3 6.7 5.3 2005 7.5 6.2 7.3 7.4 7.3 7.3 7.7 7.4 5.7 5.3 4.1 6.4 6.6 MEAN 3.4 4.6 4.5 4.4 4.0 4.5 5.3 4.9 3.8 3.2 3.2 3.3 4.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 37 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M FASTEST WIND DIRECTION AND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 160 290 290 320 320 320 350 320 10 340 170 330 290 DIRECTION 14 23 31 16 17 23 23 19 16 12 14 12 31 SPEED 16 23 22 3 9 22 30 2 15 6 13 6 DAY 1994 150 270 180 340 320 280 320 330 340 330 180 140 180 DIRECTION 23 19 31 19 19 16 16 16 16 17 19 14 31 SPEED 16 12 12 18 16 5 10 3 1 16 17 3 DAY 1995 310 330 320 180 330 320 20 340 330 140 320 140 330 DIRECTION 16 21 16 19 16 19 16 17 19 17 14 12 21 SPEED 1 25 10 23 14 23 17 15 1 22 12 31 DAY 1996 150 320 330 270 300 320 340 320 50 350 320 120 320 DIRECTION 14 29 29 29 19 19 17 17 12 19 16 17 29 SPEED 5 21 19 10 14 27 22 1 1 2 12 21 DAY 1997 160 210 300 360 280 130 340 350 320 50 130 150 300 DIRECTION 19 19 29 17 14 14 12 16 14 16 12 12 29 SPEED 27 22 13 22 5 3 8 11 15 14 3 1 DAY 1998 210 310 150 200 120 360 330 310 330 330 120 150 330 DIRECTION 16 16 16 16 14 14 17 14 14 16 10 12 17 SPEED 13 16 18 5 16 10 20 3 8 9 12 24 DAY 1999 130 330 220 330 330 20 340 30 330 150 170 330 330 DIRECTION 14 14 14 19 19 14 16 14 12 10 14 12 19 SPEED 9 6 22 22 3 17 19 2 8 11 26 10 DAY 2000 240 340 300 280 220 300 360 330 30 330 300 300 280 DIRECTION 12 14 16 19 12 14 16 16 14 12 10 12 19 SPEED 6 3 2 21 6 13 9 11 9 2 1 6 DAY 2001 330 210 200 310 320 330 340 330 330 150 160 180 160 DIRECTION 14 17 16 12 16 16 14 16 16 17 19 14 19 SPEED 27 21 10 2 11 11 16 12 18 31 18 20 DAY 2002 240 340 180 360 230 340 330 340 360 360 320 200 180 DIRECTION 23 27 49 27 29 31 31 31 21 19 19 25 49 SPEED 29 4 28 30 4 22 29 13 29 22 7 21 DAY 2003 170 210 160 240 310 330 80 360 350 150 160 150 160 DIRECTION 31 31 45 35 27 29 27 33 23 16 17 39 45 SPEED 28 26 26 22 9 6 14 9 4 4 20 6 DAY 2004 150 300 280 180 160 300 330 310 360 160 230 330 180 DIRECTION 23 21 25 35 31 21 23 21 19 19 23 21 35 SPEED 13 20 20 17 13 13 16 18 8 14 23 27 DAY 2005 210 330 160 330 360 330 360 330 20 360 170 210 330 DIRECTION 29 21 29 31 29 27 29 23 19 19 17 31 31 SPEED 23 23 11 30 21 24 26 16 11 12 6 26 DAY 1993-2005 170 210 180 240 160 340 330 360 350 350 230 150 180 DIRECTION 31 31 49 35 31 31 31 33 23 19 23 39 49 SPEED 3-28 3-26 2-28 3-22 4-13 2-22 2-29 3- 9 3- 4 96- 2 4-23 3- 6 2 YEAR-DAY =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 38 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M NO. OF CLEAR DAYS (0-2)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 12 13 15 11 17 28 31 30 28 24 16 23 248 1994 21 24 15 19 16 30 31 30 27 20 16 22 271 1995 22 15 19 10 19 25 29 30 29 29 27 13 267 1996 10 11 7 13 16 22 28 31 30 29 20 19 236 1997 18 19 8 11 18 20 15 31 29 12 7 13 201 1998 15 11 8 12 21 30 25 27 29 27 23 13 241 1999 8 11 11 16 29 29 28 30 30 30 15 21 258 2000 18 21 22 18 25 30 29 30 25 24 13 17 272 2001 17 18 18 15 24 23 30 30 29 27 20 12 263 2002 18 11 17 11 22 24 29 27 29 28 16 16 248 2003 14 14 13 10 20 29 28 29 30 29 22 17 255 2004 12 18 15 10 21 22 26 29 29 29 14 14 239 2005 19 13 12 17 19 29 24 28 28 30 19 16 254 MEAN 15.7 15.3 13.8 13.3 20.5 26.2 27.2 29.4 28.6 26.0 17.5 16.6 250.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 39 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M NO. OF PARTLY CLOUDY DAYS (3-6)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 7 8 10 14 12 2 0 1 2 7 11 6 80 1994 6 4 12 8 15 0 0 1 3 9 9 6 73 1995 5 10 6 12 9 5 2 1 1 1 3 11 66 1996 14 10 15 8 12 8 3 0 0 2 10 11 93 1997 10 9 16 13 8 8 16 0 1 17 19 15 132 1998 13 9 7 15 10 0 6 4 1 4 6 15 90 1999 16 9 11 8 2 1 3 1 0 1 12 5 69 2000 5 7 6 11 6 0 2 1 5 5 10 7 65 2001 12 7 9 14 4 7 1 1 1 3 8 10 77 2002 9 13 11 13 7 6 2 4 1 3 9 10 88 2003 8 11 10 10 11 0 3 2 0 2 6 9 72 2004 9 10 11 9 10 8 5 2 1 2 12 7 86 2005 8 10 12 8 11 1 7 3 2 1 9 12 84 MEAN 9.4 9.0 10.5 11.0 9.0 3.5 3.8 1.6 1.4 4.4 9.5 9.5 82.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 40 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M NO. OF CLOUDY DAYS (7-8)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 12 7 6 5 2 0 0 0 0 0 3 2 37 1994 4 0 4 3 0 0 0 0 0 2 5 3 21 1995 4 3 6 8 3 0 0 0 0 1 0 7 32 1996 7 8 9 9 3 0 0 0 0 0 0 1 37 1997 3 0 7 6 5 2 0 0 0 2 4 3 32 1998 3 8 16 3 0 0 0 0 0 0 1 3 34 1999 7 8 9 6 0 0 0 0 0 0 3 5 38 2000 8 1 3 1 0 0 0 0 0 2 7 7 29 2001 2 3 4 1 3 0 0 0 0 1 2 9 25 2002 4 4 3 6 2 0 0 0 0 0 5 5 29 2003 9 3 8 10 0 1 0 0 0 0 2 5 38 2004 10 1 5 11 0 0 0 0 0 0 4 10 41 2005 4 5 7 5 1 0 0 0 0 0 2 3 27 MEAN 5.9 3.9 6.7 5.7 1.5 0.2 0.0 0.0 0.0 0.6 2.9 4.8 32.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 41 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 1 1 1 0 0 0 0 0 0 0 1 0 4 1994 1 0 3 0 0 2 0 0 0 0 0 0 6 1995 0 0 0 0 1 0 0 0 0 0 1 2 4 1996 2 0 0 0 0 0 0 0 4 0 0 0 6 1997 0 4 2 1 0 1 3 0 0 0 0 0 11 1998 1 1 1 1 0 0 0 0 0 0 0 0 4 1999 1 0 0 0 1 0 1 0 0 0 0 0 3 2000 0 1 0 0 0 1 0 0 0 0 0 0 2 2001 0 0 0 0 0 0 1 0 1 1 2 0 5 2002 2 0 1 1 0 0 0 1 0 0 0 1 6 2003 0 0 0 0 0 0 1 0 0 0 0 1 2 2004 0 0 3 1 1 0 0 0 0 0 1 0 6 2005 1 0 0 0 1 0 0 0 0 0 0 0 2 MEAN 0.7 0.5 0.8 0.3 0.3 0.3 0.5 0.1 0.4 0.1 0.4 0.3 4.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 42 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MONTHLY TOTAL OF SUNSHINE HOURS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 150.4 181.3 209.6 246.1 309.1 374.9 385.4 362.2 332.3 294.5 222.5 ***** ****** 1994 ***** ***** ***** ***** 200.3 359.3 375.3 366.3 321.7 281.7 203.6 231.9 ****** 1995 244.0 215.7 271.8 248.6 ***** 335.3 365.3 375.1 327.3 309.4 286.9 183.7 ****** 1996 184.3 202.3 218.7 269.8 310.0 350.6 363.3 362.8 317.7 313.9 231.9 250.7 3376.0 1997 234.4 252.6 245.1 248.8 316.2 327.2 342.4 375.1 325.2 272.4 229.8 225.9 3395.1 1998 226.6 200.7 199.2 284.7 353.6 381.0 359.5 359.3 325.5 315.0 278.0 243.1 3526.2 1999 165.1 197.0 217.9 260.1 367.2 363.9 355.5 370.5 330.9 314.9 248.8 245.8 3437.6 2000 210.1 262.3 266.4 302.2 353.2 362.5 371.2 369.0 307.5 285.8 210.4 212.4 3513.0 2001 250.7 252.6 255.0 311.2 331.0 353.9 348.9 363.7 323.1 308.8 262.4 180.4 3541.7 2002 254.1 205.8 282.8 252.5 342.8 349.2 368.7 359.3 331.3 312.0 231.4 221.9 3511.8 2003 195.4 233.1 247.3 248.8 341.3 343.1 340.5 364.7 331.7 317.5 268.0 218.5 3449.9 2004 181.4 257.6 275.4 234.1 338.3 342.3 359.6 361.5 329.5 308.6 225.6 172.0 3385.9 2005 227.4 229.5 237.3 276.6 319.0 376.5 354.1 353.7 320.8 316.7 249.7 224.0 3485.3 MEAN 210.3 224.2 243.9 265.3 323.5 355.4 360.7 364.9 325.0 303.9 242.2 217.5 3436.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 43 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 906.2 904.6 903.2 900.7 899.9 895.8 894.7 897.2 899.7 907.4 905.8 907.6 901.9 1994 905.5 901.5 901.9 902.1 899.6 893.2 891.1 893.4 902.6 906.4 904.7 907.0 900.7 1995 906.3 903.7 902.5 900.9 901.0 895.5 890.3 895.1 899.4 904.5 905.4 907.6 901.0 1996 906.9 902.9 901.6 901.4 900.2 895.4 896.0 896.7 898.0 904.3 908.5 907.9 901.7 1997 904.2 904.0 899.9 900.4 900.7 895.5 891.2 895.4 900.6 904.7 906.5 905.6 900.7 1998 903.3 903.6 901.8 900.9 900.2 897.9 893.6 897.0 899.4 904.6 907.0 908.4 901.5 1999 905.9 903.6 901.5 901.4 898.9 894.8 893.2 896.5 898.3 903.7 905.3 909.4 901.0 2000 904.2 903.8 901.8 900.4 896.7 894.7 895.2 896.5 897.8 904.1 907.1 905.8 900.7 2001 906.3 903.7 901.7 899.8 896.9 893.4 892.6 897.0 899.8 903.6 905.3 907.2 900.6 2002 905.5 904.7 902.5 899.2 898.0 895.1 894.8 894.5 900.4 904.1 906.9 905.2 900.9 2003 905.4 900.9 901.7 901.2 900.6 894.3 891.0 896.2 899.5 904.0 906.9 908.1 900.8 2004 903.0 904.1 903.7 900.5 897.7 894.9 895.4 894.8 901.2 906.3 905.3 906.0 901.1 2005 904.6 902.7 901.0 902.6 899.4 894.8 893.2 895.4 898.3 905.1 906.5 907.5 900.9 MEAN 905.2 903.4 901.9 900.9 899.2 895.0 893.3 895.8 899.6 904.8 906.3 907.2 901.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 44 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MAX. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 913.3 911.6 910.8 909.7 906.5 904.0 900.8 902.8 905.9 914.7 914.0 915.8 915.8 DAY-HOUR 8- 6 8- 6 17- 6 1- 6 9- 6 23- 6 28- 6 26- 6 23- 6 17- 6 30- 6 27- 6 1994 915.8 911.3 909.1 913.5 905.8 900.9 896.2 899.0 911.0 914.7 911.9 916.5 916.5 DAY-HOUR 10- 6 20- 6 18- 6 5- 6 15- 6 9- 3 2- 6 16- 6 23- 6 10- 6 2- 6 8- 6 1995 915.9 909.8 911.7 906.6 907.0 904.9 896.0 900.4 906.9 914.7 913.4 912.9 915.9 DAY-HOUR 7- 6 14- 6 3- 6 1- 6 26- 6 1- 6 28- 6 25- 6 22- 6 27- 6 16- 6 20- 6 1996 914.2 911.5 908.1 908.7 906.0 900.2 902.9 904.6 908.0 912.8 920.6 916.0 920.6 DAY-HOUR 26- 6 14- 6 6- 6 7- 6 7- 6 28- 6 3- 6 30- 6 25- 6 19- 6 19- 6 4- 6 1997 913.3 912.1 913.7 908.0 908.5 900.4 895.6 901.1 907.1 910.2 917.0 915.6 917.0 DAY-HOUR 19- 6 17- 6 11- 6 14- 6 7- 6 8- 6 9- 6 29- 6 19- 6 9- 6 8- 6 28- 6 1998 913.0 917.1 909.3 912.0 908.7 904.5 901.1 902.2 906.5 911.9 913.9 916.6 917.1 DAY-HOUR 22- 6 23- 6 27- 6 12- 6 3- 6 6- 6 20- 6 8- 6 13- 6 10- 6 21- 6 9- 6 1999 917.9 911.8 910.9 908.3 905.6 902.4 898.8 904.8 907.5 909.8 913.4 918.4 918.4 DAY-HOUR 2- 6 12- 6 19- 6 11- 6 28- 6 1- 6 28- 6 20- 6 30- 6 27- 6 14- 6 6- 6 2000 914.1 914.5 908.4 906.7 903.4 901.9 901.7 901.9 905.9 911.5 917.5 914.0 917.5 DAY-HOUR 31- 6 11- 6 16- 6 2- 6 4- 6 14- 3 30- 6 23- 6 29- 6 16- 6 17- 6 17- 6 2001 913.7 913.7 911.5 908.0 902.7 902.2 900.4 904.4 909.2 911.9 914.0 913.5 914.0 DAY-HOUR 29- 6 9- 6 1- 6 2- 6 12- 6 2- 6 29- 6 14- 6 22- 6 11- 6 20- 6 18- 6 2002 915.6 914.8 917.3 909.5 903.6 901.7 901.4 900.5 906.5 909.9 917.2 915.3 917.3 DAY-HOUR 26- 6 6- 6 11- 6 1- 6 9- 6 25- 6 30- 6 1- 6 23- 6 10- 6 18- 6 3- 6 2003 913.6 910.5 914.2 908.3 910.1 902.3 898.7 901.3 908.0 910.3 918.4 919.9 919.9 DAY-HOUR 12- 6 6- 6 3- 6 8- 6 2- 6 1- 6 3- 6 5- 6 27- 6 16- 6 25- 6 12- 6 2004 911.3 912.3 912.7 906.9 903.5 903.2 901.7 901.2 909.0 912.8 913.5 918.0 918.0 DAY-HOUR 1- 6 10- 6 23- 6 12- 6 18- 6 7- 3 18- 6 31- 6 30- 6 27- 6 29- 6 4- 6 2005 913.6 913.2 907.9 911.3 904.2 901.4 899.0 901.2 903.4 911.9 912.2 916.7 916.7 DAY-HOUR 8- 6 15- 6 27- 6 6- 6 8- 6 4- 6 28- 6 17- 6 22- 6 12- 6 15- 6 29- 6 1993-2005 917.9 917.1 917.3 913.5 910.1 904.9 902.9 904.8 911.0 914.7 920.6 919.9 920.6 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 99-20 94-23 93-17 96-19 3-12 96-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 45 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MIN. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 899.4 896.6 893.4 892.9 892.0 890.1 886.6 888.6 894.3 897.8 897.3 898.8 886.6 DAY-HOUR 31-12 23-12 21-15 13-12 29-15 15-15 13-15 12-15 14-15 3-15 14-12 4-15 1994 894.4 891.1 890.8 894.1 890.3 885.8 885.3 886.8 892.9 898.6 896.6 893.7 885.3 DAY-HOUR 16-12 12-12 12-12 2-12 1-15 28-15 8-12 2-15 1-12 2-12 26- 3 4-12 1995 898.8 893.7 892.4 894.0 894.6 887.2 885.0 890.0 894.4 897.1 896.8 900.5 885.0 DAY-HOUR 22-12 23-12 26-15 24-15 10-15 22-15 10-15 23-15 19-15 13-12 25-15 4-12 1996 899.8 891.9 895.2 892.1 892.2 890.0 890.3 890.3 889.0 895.8 901.1 901.8 889.0 DAY-HOUR 19-12 5-12 26-15 10-12 29-15 19-15 7-12 8-15 20-15 6-12 28-12 15- 9 1997 892.1 896.1 890.6 892.3 893.0 889.3 884.6 889.9 894.1 900.0 899.7 894.8 884.6 DAY-HOUR 16-15 27-12 29-15 10-12 4-15 19-15 16-15 5-15 3-15 23-12 12-12 10-12 1998 889.9 890.4 891.0 891.1 889.7 891.8 883.6 888.8 891.9 895.2 900.8 900.4 883.6 DAY-HOUR 13- 9 15-12 1-12 24-12 30-12 29-15 8-15 22-15 5-12 1-15 1-15 21-12 1999 894.9 894.0 893.3 892.9 888.6 886.1 887.9 890.8 891.9 898.7 897.9 899.2 886.1 DAY-HOUR 18-12 6- 9 2-15 14-15 20-15 25-12 25-15 6-15 16-12 31-12 26-12 15-12 2000 895.8 890.8 891.0 894.4 890.2 886.8 887.5 888.3 887.3 895.5 899.4 894.7 886.8 DAY-HOUR 21-12 7-12 2-12 21-12 27-15 26-15 8-15 31-15 1-15 1-15 5-15 15-12 2001 897.8 889.4 890.6 892.7 887.2 887.1 885.2 889.1 892.2 897.1 895.4 897.2 885.2 DAY-HOUR 19-15 21-12 25-15 9-15 25-15 18-15 11-15 27-15 5-15 1-15 17-12 5-12 2002 896.7 897.0 894.0 891.2 891.6 885.8 888.7 887.9 894.4 899.3 898.9 893.7 885.8 DAY-HOUR 8-12 25-12 29-12 4-12 20-15 20-15 24-15 17-15 18-15 14-12 6-12 21-12 2003 893.4 889.8 891.9 894.1 890.9 883.8 884.0 889.1 892.0 898.3 897.4 899.5 883.8 DAY-HOUR 28-15 19-12 12-15 17-12 29-15 30-15 25-15 1-15 10-15 5-15 14-12 6- 9 2004 893.5 895.0 893.4 888.0 886.3 886.5 887.8 888.3 894.4 899.5 897.0 897.7 886.3 DAY-HOUR 27- 9 15-12 31-12 17-12 13-12 17-15 10-15 15-15 12-12 3-15 23-12 15-12 2005 891.9 895.7 888.9 892.3 889.7 884.1 884.6 888.2 892.0 895.3 897.5 897.9 884.1 DAY-HOUR 23- 9 5-12 24-12 30-12 6-15 27-15 4-15 8-12 5-15 4-15 8-15 24-12 1993-2005 889.9 889.4 888.9 888.0 886.3 883.8 883.6 886.8 887.3 895.2 895.4 893.7 883.6 YEAR-DAY 98-13 1-21 5-24 4-17 4-13 3-30 98- 8 94- 2 0- 1 98- 1 1-17 94- 4 98- 8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 46 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 1020.1 1018.4 1016.9 1014.1 1013.2 1008.7 1007.5 1010.3 1013.0 1021.4 1019.7 1021.7 1015.4 1994 1019.4 1014.9 1015.3 1015.6 1012.8 1005.8 1003.5 1006.1 1016.2 1020.3 1018.5 1021.0 1014.1 1995 1020.3 1017.4 1016.1 1014.3 1014.4 1008.4 1002.6 1007.9 1012.7 1018.2 1019.3 1021.7 1014.4 1996 1020.9 1016.5 1015.0 1014.8 1013.6 1008.3 1009.0 1009.7 1011.1 1018.1 1022.7 1022.0 1015.1 1997 1018.0 1017.7 1013.2 1013.7 1014.0 1008.4 1003.6 1008.2 1014.0 1018.4 1020.5 1019.5 1014.1 1998 1017.0 1017.3 1015.3 1014.3 1013.5 1011.0 1006.3 1010.0 1012.7 1018.3 1021.0 1022.6 1014.9 1999 1019.8 1017.3 1014.9 1014.8 1012.1 1007.6 1005.8 1009.5 1011.4 1017.4 1019.2 1023.7 1014.5 2000 1017.9 1017.5 1015.3 1013.7 1009.7 1007.5 1008.0 1009.4 1010.9 1017.8 1021.2 1019.7 1014.1 2001 1020.2 1017.4 1015.2 1013.1 1009.9 1006.1 1005.2 1010.1 1013.1 1017.2 1019.2 1021.2 1014.0 2002 1019.4 1018.5 1016.0 1012.4 1011.1 1008.0 1007.6 1007.2 1013.7 1017.8 1020.9 1019.0 1014.3 2003 1019.2 1014.3 1015.1 1014.6 1013.9 1007.0 1003.4 1009.1 1012.7 1017.7 1020.9 1022.3 1014.2 2004 1016.6 1017.8 1017.4 1013.9 1010.7 1007.7 1008.3 1007.6 1014.7 1020.2 1019.2 1019.9 1014.5 2005 1018.4 1016.2 1014.5 1016.1 1012.6 1007.6 1005.8 1008.2 1011.4 1018.9 1020.4 1021.6 1014.3 MEAN 1019.0 1017.0 1015.4 1014.3 1012.4 1007.8 1005.9 1008.7 1012.9 1018.6 1020.2 1021.2 1014.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 47 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MAX. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 1028.0 1026.1 1025.2 1024.0 1020.5 1017.7 1014.2 1016.4 1019.8 1029.5 1028.7 1030.7 1030.7 DAY-HOUR 8- 6 8- 6 17- 6 1- 6 9- 6 23- 6 28- 6 26- 6 23- 6 17- 6 30- 6 27- 6 1994 1030.7 1025.8 1023.3 1028.2 1019.7 1014.3 1009.1 1012.2 1025.4 1029.5 1026.4 1031.5 1031.5 DAY-HOUR 10- 6 20- 6 18- 6 5- 6 15- 6 9- 3 2- 6 16- 6 23- 6 10- 6 2- 6 8- 6 1995 1030.8 1024.1 1026.2 1020.6 1021.0 1018.7 1008.9 1013.8 1020.9 1029.5 1028.1 1027.5 1030.8 DAY-HOUR 7- 6 14- 6 3- 6 1- 6 26- 6 1- 6 28- 6 25- 6 22- 6 27- 6 16- 6 20- 6 1996 1028.9 1026.0 1022.2 1022.9 1019.9 1013.5 1016.5 1018.4 1022.1 1027.4 1036.0 1030.9 1036.0 DAY-HOUR 26- 6 14- 6 6- 6 7- 6 7- 6 28- 6 3- 6 30- 6 25- 6 19- 6 19- 6 4- 6 1997 1028.0 1026.6 1028.4 1022.1 1022.7 1013.8 1008.5 1014.5 1021.1 1024.5 1032.0 1030.5 1032.0 DAY-HOUR 19- 6 17- 6 11- 6 14- 6 7- 6 8- 6 9- 6 29- 6 19- 6 9- 6 8- 6 28- 6 1998 1027.6 1032.1 1023.6 1026.5 1022.9 1018.3 1014.5 1015.7 1020.5 1026.4 1028.6 1031.6 1032.1 DAY-HOUR 22- 6 23- 6 27- 6 12- 6 3- 6 6- 6 20- 6 8- 6 13- 6 10- 6 21- 6 9- 6 1999 1033.0 1026.3 1025.3 1022.5 1019.5 1016.0 1012.0 1018.6 1021.6 1024.1 1028.1 1033.6 1033.6 DAY-HOUR 2- 6 12- 6 19- 6 11- 6 28- 6 1- 6 28- 6 20- 6 30- 6 27- 6 14- 6 6- 6 2000 1028.8 1029.3 1022.6 1020.7 1017.1 1015.4 1015.2 1015.4 1019.8 1026.0 1032.6 1028.7 1032.6 DAY-HOUR 31- 6 11- 6 16- 6 2- 6 4- 6 14- 3 30- 6 23- 6 29- 6 16- 6 17- 6 17- 6 2001 1028.4 1028.4 1026.0 1022.1 1016.3 1015.7 1013.8 1018.2 1023.4 1026.4 1028.7 1028.2 1028.7 DAY-HOUR 29- 6 9- 6 1- 6 2- 6 12- 6 2- 6 29- 6 14- 6 22- 6 11- 6 20- 6 18- 6 2002 1030.5 1029.6 1032.4 1023.8 1017.3 1015.2 1014.9 1013.9 1020.5 1024.2 1032.2 1030.2 1032.4 DAY-HOUR 26- 6 6- 6 11- 6 1- 6 9- 6 25- 6 30- 6 1- 6 23- 6 10- 6 18- 6 3- 6 2003 1028.3 1024.9 1028.9 1022.5 1024.4 1015.8 1011.9 1014.7 1022.1 1024.7 1033.6 1035.2 1035.2 DAY-HOUR 12- 6 6- 6 3- 6 8- 6 2- 6 1- 6 3- 6 5- 6 27- 6 16- 6 25- 6 12- 6 2004 1025.8 1026.9 1027.3 1020.9 1017.2 1016.8 1015.2 1014.6 1023.2 1027.4 1028.2 1033.1 1033.1 DAY-HOUR 1- 6 10- 6 23- 6 12- 6 18- 6 7- 3 18- 6 31- 6 30- 6 27- 6 29- 6 4- 6 2005 1028.3 1027.8 1022.0 1025.8 1017.9 1014.9 1012.2 1014.6 1017.1 1026.4 1026.7 1031.7 1031.7 DAY-HOUR 8- 6 15- 6 27- 6 6- 6 8- 6 4- 6 28- 6 17- 6 22- 6 12- 6 15- 6 29- 6 1993-2005 1033.0 1032.1 1032.4 1028.2 1024.4 1018.7 1016.5 1018.6 1025.4 1029.5 1036.0 1035.2 1036.0 YEAR-DAY 99- 2 98-23 2-11 94- 5 3- 2 95- 1 96- 3 99-20 94-23 93-17 96-19 3-12 96-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 48 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MIN. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 1012.7 1009.6 1006.0 1005.5 1004.5 1002.4 998.6 1000.8 1007.0 1010.9 1010.3 1012.0 998.6 DAY-HOUR 31-12 23-12 21-15 13-12 29-15 15-15 13-15 12-15 14-15 3-15 14-12 4-15 1994 1007.1 1003.5 1003.2 1006.8 1002.6 997.7 997.1 998.8 1005.5 1011.8 1009.6 1006.4 997.1 DAY-HOUR 16-12 12-12 12-12 2-12 1-15 28-15 8-12 2-15 1-12 2-12 26- 3 4-12 1995 1012.0 1006.4 1004.9 1006.7 1007.4 999.2 996.8 1002.3 1007.1 1010.1 1009.8 1013.9 996.8 DAY-HOUR 22-12 23-12 26-15 24-15 10-15 22-15 10-15 23-15 19-15 13-12 25-15 4-12 1996 1013.1 1004.4 1008.0 1004.6 1004.7 1002.3 1002.6 1002.6 1001.2 1008.7 1014.5 1015.3 1001.2 DAY-HOUR 19-12 5-12 26-15 10-12 29-15 19-15 7-12 8-15 20-15 6-12 28-12 15- 9 1997 1004.6 1009.0 1003.0 1004.8 1005.6 1001.5 996.4 1002.2 1006.8 1013.3 1013.0 1007.6 996.4 DAY-HOUR 16-15 27-12 29-15 10-12 4-15 19-15 16-15 5-15 3-15 23-12 12-12 10-12 1998 1002.2 1002.7 1003.4 1003.5 1002.0 1004.3 995.3 1001.0 1004.4 1008.0 1014.2 1013.8 995.3 DAY-HOUR 13- 9 15-12 1-12 24-12 30-12 29-15 8-15 22-15 5-12 1-15 1-15 21-12 1999 1007.7 1006.7 1005.9 1005.5 1000.8 998.0 1000.0 1003.2 1004.4 1011.9 1011.0 1012.4 998.0 DAY-HOUR 18-12 6- 9 2-15 14-15 20-15 25-12 25-15 6-15 16-12 31-12 26-12 15-12 2000 1008.7 1003.2 1003.4 1007.1 1002.5 998.8 999.5 1000.4 999.3 1008.4 1012.7 1007.5 998.8 DAY-HOUR 21-12 7-12 2-12 21-12 27-15 26-15 8-15 31-15 1-15 1-15 5-15 15-12 2001 1010.9 1001.6 1003.0 1005.3 999.2 999.1 997.0 1001.3 1004.7 1010.1 1008.2 1010.2 997.0 DAY-HOUR 19-15 21-12 25-15 9-15 25-15 18-15 11-15 27-15 5-15 1-15 17-12 5-12 2002 1009.7 1010.0 1006.7 1003.6 1004.1 997.7 1000.9 1000.0 1007.1 1012.5 1012.1 1006.4 997.7 DAY-HOUR 8-12 25-12 29-12 4-12 20-15 20-15 24-15 17-15 18-15 14-12 6-12 21-12 2003 1006.0 1002.1 1004.4 1006.8 1003.3 995.5 995.7 1001.3 1004.5 1011.4 1010.5 1012.8 995.5 DAY-HOUR 28-15 19-12 12-15 17-12 29-15 30-15 25-15 1-15 10-15 5-15 14-12 6- 9 2004 1006.2 1007.8 1006.0 1000.1 998.2 998.4 999.9 1000.4 1007.1 1012.8 1010.0 1010.8 998.2 DAY-HOUR 27- 9 15-12 31-12 17-12 13-12 17-15 10-15 15-15 12-12 3-15 23-12 15-12 2005 1004.4 1008.6 1001.1 1004.8 1002.0 995.8 996.4 1000.3 1004.5 1008.1 1010.6 1011.0 995.8 DAY-HOUR 23- 9 5-12 24-12 30-12 6-15 27-15 4-15 8-12 5-15 4-15 8-15 24-12 1993-2005 1002.2 1001.6 1001.1 1000.1 998.2 995.5 995.3 998.8 999.3 1008.0 1008.2 1006.4 995.3 YEAR-DAY 98-13 1-21 5-24 4-17 4-13 3-30 98- 8 94- 2 0- 1 98- 1 1-17 94- 4 98- 8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 49 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 1014.5 1010.5 1007.9 1002.3 999.8 993.5 992.0 995.3 999.2 1010.6 1010.6 1014.7 1004.2 1994 1012.2 1007.3 1005.4 1003.7 999.2 990.3 987.4 990.3 1003.2 1008.9 1008.0 1014.0 1002.5 1995 1012.8 1009.3 1007.0 1003.0 1001.2 993.3 986.1 992.6 998.9 1006.9 1009.9 1015.3 1003.0 1996 1015.1 1008.3 1005.8 1003.1 1000.1 992.9 993.5 993.6 995.9 1006.3 1014.0 1014.2 1003.6 1997 1010.2 1009.7 1003.5 1001.8 999.7 991.9 985.7 991.8 999.1 1005.6 1010.8 1011.5 1001.8 1998 1009.5 1008.9 1004.7 1001.1 998.9 994.9 989.0 993.3 997.6 1005.9 1010.7 1013.8 1002.4 1999 1012.6 1007.5 1005.1 1002.0 997.2 990.7 988.7 993.5 996.1 1004.8 1009.3 1016.3 1002.0 2000 1010.3 1009.5 1005.3 1000.0 993.8 991.1 991.5 993.5 995.4 1005.4 1011.9 1011.3 1001.6 2001 1013.3 1009.1 1004.3 999.3 994.3 989.3 987.7 993.7 998.0 1004.3 1009.1 1011.9 1001.2 2002 1011.8 1009.5 1012.0 1006.7 1003.1 998.5 997.6 997.4 1005.6 1012.3 1018.7 1019.2 1007.7 2003 1019.1 1012.2 1011.9 1008.7 1006.9 997.2 992.2 999.6 1005.0 1012.0 1019.4 1022.4 1008.9 2004 1015.9 1015.8 1013.8 1008.6 1002.9 997.9 998.5 997.7 1007.1 1015.2 1016.1 1020.4 1009.2 2005 1018.7 1015.9 1010.9 1010.4 1005.1 998.0 995.2 998.6 1002.9 1013.3 1018.5 1020.8 1009.0 MEAN 1013.5 1010.3 1007.5 1003.9 1000.2 993.8 991.2 994.7 1000.3 1008.6 1012.8 1015.8 1004.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 50 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MAX. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 1023.4 1020.3 1017.7 1013.1 1008.7 1003.9 999.6 1002.5 1006.6 1019.5 1022.8 1023.4 1023.4 DAY-HOUR 7- 6 8- 6 17- 6 1- 6 9- 6 23- 6 28- 3 26- 3 17- 3 9- 3 30- 6 27- 6 1994 1024.9 1020.9 1014.8 1019.8 1006.0 1000.5 993.9 996.9 1014.3 1019.3 1015.7 1029.2 1029.2 DAY-HOUR 10- 3 20- 6 18- 6 5- 6 7- 6 9- 3 2- 6 24- 3 23- 3 10- 3 20- 6 8- 6 1995 1024.4 1019.0 1018.2 1010.9 1008.7 1007.8 994.0 998.4 1007.9 1019.9 1022.9 1021.9 1024.4 DAY-HOUR 7- 6 26- 3 3- 6 1- 3 29- 6 1- 6 28- 3 25- 3 22- 6 27- 6 28- 3 19- 6 1996 1023.8 1020.0 1013.7 1014.3 1008.2 999.1 1001.9 1003.9 1007.5 1017.9 1030.1 1025.7 1030.1 DAY-HOUR 14- 6 14- 6 6- 6 5- 3 7- 3 28- 3 4- 3 31- 3 25- 6 20- 3 19- 6 4- 6 1997 1021.7 1021.6 1019.8 1012.3 1010.9 997.4 991.1 999.8 1006.6 1011.6 1022.4 1025.6 1025.6 DAY-HOUR 19- 6 8- 6 11- 6 14- 3 7- 3 2- 3 28- 6 29- 3 19- 6 18- 6 8- 6 29- 6 1998 1020.7 1026.2 1014.8 1014.8 1011.4 1001.6 998.4 999.7 1006.3 1014.2 1018.9 1024.8 1026.2 DAY-HOUR 4- 6 23- 6 4- 6 12- 3 3- 6 6- 3 21- 3 28- 6 13- 3 11- 6 21- 6 9- 6 1999 1027.8 1017.8 1017.4 1012.7 1004.8 999.7 996.0 1002.6 1008.9 1013.1 1020.2 1027.4 1027.8 DAY-HOUR 3- 3 12- 6 19- 6 11- 3 12- 6 2- 3 28- 6 20- 6 30- 3 27- 6 30- 6 6- 3 2000 1022.5 1023.1 1014.9 1009.2 1002.0 1002.7 999.8 1000.1 1005.5 1014.7 1024.1 1021.5 1024.1 DAY-HOUR 31- 6 11- 3 4- 6 3- 3 4- 3 14- 3 26- 3 13- 3 29- 6 5- 6 17- 6 17- 6 2001 1024.7 1020.8 1017.8 1009.1 1001.4 999.1 998.0 1002.7 1010.2 1014.8 1021.4 1019.9 1024.7 DAY-HOUR 29- 6 9- 6 12- 6 2- 6 12- 6 2- 3 30- 3 14- 6 22- 6 11- 3 20- 6 18- 3 2002 1025.2 1023.4 1032.3 1020.4 1011.2 1006.5 1006.5 1005.8 1014.6 1018.2 1030.9 1031.5 1032.3 DAY-HOUR 26- 6 5- 6 11- 6 1- 6 9- 6 25- 6 31- 3 1- 3 30- 3 11- 6 18- 6 4- 6 2003 1029.3 1024.5 1031.1 1018.9 1021.1 1007.1 1001.4 1006.1 1015.5 1020.0 1034.8 1039.6 1039.6 DAY-HOUR 12- 6 6- 6 3- 3 3- 6 2- 6 1- 3 3- 3 31- 3 28- 3 16- 3 25- 6 12- 6 2004 1028.8 1026.1 1026.1 1016.1 1010.6 1008.5 1006.3 1006.4 1018.5 1023.9 1029.1 1036.1 1036.1 DAY-HOUR 1- 6 10- 6 23- 6 8- 6 18- 6 7- 3 18- 3 31- 3 30- 3 27- 3 29- 6 4- 3 2005 1030.4 1029.7 1021.4 1024.4 1012.7 1006.3 1003.4 1006.2 1009.2 1022.4 1026.8 1034.1 1034.1 DAY-HOUR 13- 6 18- 6 27- 3 6- 6 8- 6 4- 6 28- 6 18- 3 22- 3 24- 6 27- 6 29- 6 1993-2005 1030.4 1029.7 1032.3 1024.4 1021.1 1008.5 1006.5 1006.4 1018.5 1023.9 1034.8 1039.6 1039.6 YEAR-DAY 5-13 5-18 2-11 5- 6 3- 2 4- 7 2-31 4-31 4-30 4-27 3-25 3-12 3-12 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 51 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MIN. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 1004.0 999.9 994.9 993.9 989.5 986.6 982.0 985.4 992.4 997.6 997.9 1004.0 982.0 DAY-HOUR 31-12 21-12 21-15 20-15 29-12 15-15 13-15 12-12 14-15 3-12 14-12 5-12 1994 997.9 992.7 991.0 992.5 988.8 981.8 979.8 982.8 990.1 998.6 997.6 995.7 979.8 DAY-HOUR 5-12 12-15 12-12 26-15 1-15 28-15 8-12 1-12 2-12 2-12 26- 3 4- 3 1995 1002.0 995.4 992.7 996.3 994.3 982.9 978.9 986.1 992.3 996.8 1000.0 1007.3 978.9 DAY-HOUR 17-12 23-12 26-15 22-12 10-12 22-15 11-12 23-15 19-12 13-12 25-12 4-12 1996 1004.4 995.8 995.9 991.3 989.5 986.5 986.7 985.3 986.1 996.0 1003.9 1005.8 985.3 DAY-HOUR 6-12 5-12 26-12 10-12 29-15 9-15 7-12 25-12 20-15 6-12 6-12 29-12 1997 995.5 997.6 991.1 990.6 991.7 985.1 979.3 986.2 990.6 998.7 1000.8 995.8 979.3 DAY-HOUR 16-15 27-12 29-15 10-12 4-15 19-15 16-15 5-12 3-12 6-12 12-12 10-12 1998 993.1 993.3 992.6 988.0 986.0 988.1 976.1 983.0 987.9 992.2 1002.6 1003.2 976.1 DAY-HOUR 13- 3 15-12 15-12 21-12 30-12 29-15 8-15 22-15 5-15 1-12 1-12 21-12 1999 997.7 995.2 995.0 992.0 984.3 979.5 982.3 986.9 988.1 998.9 998.1 1002.9 979.5 DAY-HOUR 18-12 20-15 21-12 14-15 20-12 25-12 25-15 14- 9 16-12 22-12 1-12 14-12 2000 997.9 992.4 992.8 992.1 985.5 981.5 981.7 984.9 983.7 993.5 1001.0 998.5 981.5 DAY-HOUR 28-12 7-12 2-12 21-12 27-15 26-15 9-12 31-15 1-12 1-12 5-15 15-12 2001 1003.6 988.8 990.7 991.0 982.9 981.8 978.8 983.9 988.8 995.4 996.4 999.4 978.8 DAY-HOUR 4-12 21-12 25-15 9-12 25-15 18-12 11-15 27-12 5-12 1-12 17-12 5-12 2002 997.1 997.8 1000.4 997.1 994.5 987.3 990.6 989.0 998.6 1005.5 1008.0 1000.6 987.3 DAY-HOUR 8-12 27-12 29-12 21-12 20-15 19-15 24-15 17-12 18-12 14-12 6-12 22- 3 2003 1004.3 998.8 997.8 999.7 994.7 984.4 983.1 989.3 995.9 1003.5 1006.5 1009.7 983.1 DAY-HOUR 28-15 19-12 12-12 27-12 29-12 30-12 26-12 1-12 10-15 5-12 14-12 19-12 2004 1002.7 1001.6 999.9 992.7 988.9 987.8 990.1 989.4 998.5 1006.5 1004.2 1007.1 987.8 DAY-HOUR 27- 9 15-12 31-12 17-12 13-12 17-15 10-15 12-15 11-12 3-12 23-12 15-12 2005 1001.4 1005.4 995.3 996.9 994.9 985.2 984.6 989.7 995.4 1001.5 1006.6 1005.6 984.6 DAY-HOUR 23- 9 2-12 24-12 30-12 6-12 27-15 4-15 8-12 5-15 4-12 6-12 24-12 1993-2005 993.1 988.8 990.7 988.0 982.9 979.5 976.1 982.8 983.7 992.2 996.4 995.7 976.1 YEAR-DAY 98-13 1-21 1-25 98-21 1-25 99-25 98- 8 94- 1 0- 1 98- 1 1-17 94- 4 98- 8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 52 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MEAN ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 53 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MAX. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1993-2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 54 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MIN. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1993-2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 55 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MEAN ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 56 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MAX. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1993-2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 57 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MIN. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1993-2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 58 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MEAN ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 59 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MAX. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1993-2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 60 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MIN. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1993-2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 61 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M AVERAGE OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MEAN ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 62 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MAX. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1993-2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 63 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 M MIN. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1993-2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 64 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MEAN ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 65 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2002 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2003 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2004 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1993-2005 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** YEAR-DAY **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BAFGH (40820) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 66 LATITUDE 31 36 N LONGITUDE 55 26 E DATA PROCESSING CENTER ELEVATION 991.4 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 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ******