STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1951 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 15.9 16.0 19.3 25.5 30.7 33.3 35.2 34.9 33.3 27.9 21.3 16.2 25.8 MINIMUN AIR TEMPERATURE (C) 10.4 10.8 13.4 17.5 23.2 26.0 27.5 28.2 25.3 20.0 13.9 11.5 19.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 8 26 30 31 31 30 20 1 0 177 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 4.0 5.0 8.0 13.0 18.0 22.0 24.0 24.0 23.0 13.0 9.0 6.0 4.0 DAY 27 10 15 3 6 22 2 7 21 28 24 27 MAXIMUM AIR TEMPERATURE (C) 19.8 19.4 23.2 30.8 35.6 37.3 39.5 38.7 37.1 32.3 25.9 19.6 29.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 17 31 30 31 31 30 23 4 0 197 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 26.0 26.0 28.0 39.0 41.0 43.0 45.0 45.0 40.0 38.0 31.0 27.0 45.0 DAY 3 5 12 20 21 5 26 22 18 4 2 3 DIF. BETWEEN (MAX.-MIN.) (C) 9.4 8.6 9.8 13.3 12.4 11.3 12.0 10.5 11.8 12.3 12.0 8.1 10.9 MEAN DAILY TEMP. (MDT) (C) 15.1 15.1 18.3 24.1 29.4 31.7 33.5 33.4 31.2 26.2 19.9 15.5 24.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 1.5 103.5 259.5 320.0 387.5 385.5 306.5 160.5 23.5 0.0 1948.0 HEATING DEG. DAYS(BASE 18 0C) 96.0 85.5 18.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.0 84.0 291.0 DEWPOINT (MEAN C) 9.5 10.1 12.0 11.8 16.8 19.2 23.9 25.0 22.1 15.8 11.5 10.2 15.6 MIXING RATIO (G/KG) 7.65 7.82 8.90 8.93 12.34 14.49 19.49 20.73 17.35 12.25 8.90 7.92 12.23 VAPOUR PRESSURE (HPA) 12.33 12.59 14.27 14.29 19.54 22.69 30.23 32.17 27.19 19.37 14.28 12.77 19.31 SATURATION DEF. (HPA) 6.30 6.04 8.62 19.75 25.48 29.29 27.48 24.66 25.01 19.47 11.95 6.17 17.52 RELATIVE HUMIDITY (MEAN %) 68 70 64 47 46 45 55 58 54 51 56 69 57 RELATIVE HUMIDITY (MAX. %) 83 88 82 69 68 64 75 76 75 72 78 84 76 RELATIVE HUMIDITY (MIN. %) 52 53 50 31 30 33 42 46 40 37 40 55 42 RELATIVE HUMIDITY (MEAN% 03UTC) 79 87 81 68 66 59 74 76 74 71 76 81 74 RELATIVE HUMIDITY (MEAN% 09UTC) 59 58 54 33 35 38 44 51 44 40 44 60 47 RELATIVE HUMIDITY (MEAN% 15UTC) 71 74 66 55 51 49 57 57 57 55 60 71 60 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 69.0 40.0 43.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 105.4 257.4 DAYS WITH PRECIPITATION >=10 2 2 1 0 0 0 0 0 0 0 0 5 10 DAYS WITH PRECIPITATION >= 5 3 2 2 0 0 0 0 0 0 0 0 6 13 DAYS WITH PRECIPITATION >= 1 3 4 3 0 0 0 0 0 0 0 0 6 16 DAYS WITH PRECIPITATION 3 4 3 0 0 0 0 0 0 0 0 7 17 GREATEST DAILY PRECIPITATION 36.0 17.0 36.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 31.0 36.0 DAY 8 16 21 ** ** ** ** ** ** ** ** 20 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 5 2 0 1 5 1 4 2 3 0 0 1 24 WIND DIRECTION (PREVAILING) 315 315 270 270 315 315 270 270 270 315 315 360 315 PREVAILING WIND SPEED(KNOTS) 7.7 6.4 6.1 6.2 7.0 7.5 6.3 5.4 6.5 6.1 6.2 6.3 6.6 PREVAILING WIND PERCENT 29.0 36.4 30.3 31.3 33.5 39.3 29.0 37.4 35.3 30.3 24.2 32.3 25.7 CALMS PERCENT OF WIND 3.2 2.9 5.8 1.3 0.0 2.7 3.2 1.9 2.0 1.3 1.3 1.3 2.2 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 149 155 1824 VECTOR WIND DIRECTION (MEAN) 359 17 303 288 296 306 266 265 284 318 332 359 305 VECTOR WIND MAGNITUDE(KNOTS) 1.8 1.0 2.4 3.2 4.5 5.6 2.5 2.9 3.3 3.0 2.4 2.5 2.6 WIND STEADINESES (MEAN %) 26.9 16.1 47.1 51.6 65.2 83.6 45.5 64.4 63.5 63.8 50.0 46.3 45.6 WIND SPEED (MEAN KNOTS) 6.7 6.2 5.1 6.2 6.9 6.7 5.5 4.5 5.2 4.7 4.8 5.4 5.7 FASTEST WIND DIRECTION 180 130 160 180 310 340 180 200 290 340 340 340 130 FASTEST WIND SPEED (KNOTS) 34 38 18 18 18 18 18 13 18 13 13 13 38 DAY 8 5 12 10 27 7 11 11 18 6 10 17 DAYS WITH SKY CLEAR (0-2)/8 22 13 10 14 21 30 30 30 30 26 21 17 264 DAYS WITH P.CLOUDY (3-6)/8 4 5 16 14 8 0 1 1 0 5 7 7 68 DAYS WITH CLOUDY (7-8)/8 5 10 5 2 2 0 0 0 0 0 2 7 33 DAYS WITH VISIBILITY =< 2 KM 8 1 1 0 1 0 0 1 1 1 0 0 14 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1951 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1016.4 1015.2 1012.4 1009.8 1005.4 997.9 996.4 998.0 1003.8 1006.8 1013.7 1017.2 1007.7 MAX. QFE PRESSURE IN HPA 1022.3 1021.8 1018.0 1014.6 1011.2 1002.6 1001.0 1007.6 1007.8 1017.2 1020.7 1024.3 1024.3 DAY-HOUR 11- 6 18- 6 8- 6 8- 6 13- 6 7- 6 11- 6 20- 6 23- 6 29- 6 29- 6 26- 6 MIN. QFE PRESSURE IN HPA 1007.5 1001.5 1005.3 1004.1 998.4 992.0 992.2 991.7 1000.2 996.2 1009.4 1008.5 991.7 DAY-HOUR 7-12 5-12 26-12 23-15 31-15 30-15 24-15 5-15 6-12 11-15 1-15 22-15 MEAN QNH PRESSURE IN HPA 1018.5 1017.3 1014.4 1011.8 1007.4 1000.0 998.4 1000.0 1005.8 1008.8 1015.7 1019.2 1009.8 MAX. QNH PRESSURE IN HPA 1024.4 1023.9 1020.1 1016.7 1013.3 1004.6 1003.0 1009.6 1009.8 1019.3 1022.8 1026.4 1026.4 DAY-HOUR 11- 6 18- 6 8- 6 8- 6 13- 6 7- 6 11- 6 20- 6 23- 6 29- 6 29- 6 26- 6 MIN. QNH PRESSURE IN HPA 1009.5 1003.5 1007.3 1006.1 1000.4 994.0 994.2 993.7 1002.2 998.2 1011.4 1010.5 993.7 DAY-HOUR 7-12 5-12 26-12 23-15 31-15 30-15 24-15 5-15 6-12 11-15 1-15 22-15 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 1016.5 1015.3 1012.6 1009.9 1005.4 998.1 996.6 998.2 1003.8 1006.9 1013.6 1017.4 1007.8 MAX. QFE PRESSURE IN HPA 1021.1 1020.3 1017.9 1012.8 1009.7 1002.2 999.9 1003.1 1007.0 1016.0 1016.5 1023.8 1023.8 DAY 11 13 6 9 13 3 11 31 23 29 10 26 MIN. QFE PRESSURE IN HPA 1008.0 1006.1 1006.1 1005.4 999.9 994.5 992.5 993.3 1001.1 997.3 1010.5 1012.8 992.5 DAY 8 5 26 24 31 10 1 5 6 7 1 16 MEAN QNH PRESSURE IN HPA 1018.6 1017.3 1014.6 1011.9 1007.4 1000.1 998.6 1000.2 1005.9 1008.9 1015.6 1019.4 1009.9 MAX. QNH PRESSURE IN HPA 1023.2 1022.4 1020.0 1014.9 1011.7 1004.2 1001.9 1005.1 1009.0 1018.1 1018.6 1025.9 1025.9 DAY 11 13 6 9 13 3 11 31 23 29 10 26 MIN. QNH PRESSURE IN HPA 1010.0 1008.1 1008.1 1007.4 1001.9 996.5 994.5 995.3 1003.1 999.3 1012.6 1014.9 994.5 DAY 8 5 26 24 31 10 1 5 6 7 1 16 MEAN QFF PRESSURE IN HPA 1018.8 1017.6 1014.9 1012.2 1007.6 1000.3 998.7 1000.3 1006.0 1009.1 1015.9 1019.7 1010.1 MAX. QFF PRESSURE IN HPA 1023.5 1022.7 1020.2 1015.1 1012.0 1004.4 1002.1 1005.3 1009.2 1018.3 1018.8 1026.2 1026.2 DAY 11 13 6 9 13 3 11 31 23 29 11 26 MIN. QFF PRESSURE IN HPA 1010.3 1008.4 1008.4 1007.7 1002.1 996.7 994.7 995.4 1003.3 999.5 1012.8 1015.1 994.7 DAY 8 5 26 24 31 30 1 5 6 7 1 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1951 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1017.9 1016.6 1013.6 1011.0 1006.5 998.8 997.2 999.2 1004.8 1008.0 1014.9 1018.3 1008.9 MAX. QFE PRESSURE IN HPA 1022.3 1021.8 1018.0 1014.6 1011.2 1002.6 1001.0 1007.6 1007.8 1017.2 1020.7 1024.3 1024.3 DAY 11 18 8 8 13 7 11 20 23 29 29 26 MIN. QFE PRESSURE IN HPA 1009.7 1004.9 1007.5 1005.5 1000.5 994.7 993.2 993.8 1001.6 998.5 1011.5 1013.5 993.2 DAY 8 5 26 24 31 30 1 5 6 7 1 15 MEAN QNH PRESSURE IN HPA 1020.0 1018.7 1015.6 1013.1 1008.5 1000.8 999.2 1001.2 1006.8 1010.1 1017.0 1020.4 1011.0 MAX. QNH PRESSURE IN HPA 1024.4 1023.9 1020.1 1016.7 1013.3 1004.6 1003.0 1009.6 1009.8 1019.3 1022.8 1026.4 1026.4 DAY 11 18 8 8 13 7 11 20 23 29 29 26 MIN. QNH PRESSURE IN HPA 1011.7 1006.9 1009.5 1007.5 1002.5 996.7 995.2 995.8 1003.6 1000.5 1013.6 1015.6 995.2 DAY 8 5 26 24 31 30 1 5 6 7 1 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 1016.8 1015.8 1012.9 1010.5 1005.9 998.4 997.0 998.4 1004.4 1007.5 1014.3 1017.9 1008.3 MAX. QFE PRESSURE IN HPA 1021.3 1020.7 1017.2 1014.6 1010.2 1002.2 1000.9 1004.0 1007.5 1016.4 1019.2 1022.8 1022.8 DAY 15 17 7 8 13 7 11 31 23 29 29 26 MIN. QFE PRESSURE IN HPA 1009.6 1001.9 1006.1 1005.4 1000.0 994.2 993.2 993.2 1001.4 998.5 1011.2 1012.7 993.2 DAY 8 5 26 20 31 30 1 5 6 7 1 22 MEAN QNH PRESSURE IN HPA 1018.9 1017.9 1014.9 1012.5 1008.0 1000.4 999.0 1000.4 1006.4 1009.6 1016.3 1020.0 1010.4 MAX. QNH PRESSURE IN HPA 1023.4 1022.8 1019.3 1016.7 1012.3 1004.2 1002.9 1006.0 1009.5 1018.5 1021.3 1024.9 1024.9 DAY 15 17 7 8 13 7 11 31 23 29 29 26 MIN. QNH PRESSURE IN HPA 1011.6 1003.9 1008.1 1007.4 1002.0 996.2 995.2 995.2 1003.4 1000.5 1013.3 1014.8 995.2 DAY 8 5 26 20 31 30 1 5 6 7 1 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 1015.3 1014.2 1011.5 1008.9 1004.8 997.5 995.8 997.3 1003.2 1006.0 1012.7 1016.2 1006.9 MAX. QFE PRESSURE IN HPA 1020.0 1019.0 1015.8 1013.3 1008.9 1001.6 999.7 1003.1 1005.7 1014.9 1017.1 1021.6 1021.6 DAY 14 17 7 8 12 3 10 31 23 29 29 26 MIN. QFE PRESSURE IN HPA 1007.5 1001.5 1005.3 1004.5 998.6 992.8 992.4 992.6 1000.2 996.4 1009.8 1009.1 992.4 DAY 7 5 26 20 31 30 1 1 6 7 1 22 MEAN QNH PRESSURE IN HPA 1017.3 1016.2 1013.6 1011.0 1006.9 999.5 997.8 999.3 1005.2 1008.0 1014.8 1018.3 1009.0 MAX. QNH PRESSURE IN HPA 1022.1 1021.1 1017.9 1015.4 1010.9 1003.6 1001.7 1005.1 1007.7 1017.0 1019.2 1023.7 1023.7 DAY 14 17 7 8 12 3 10 31 23 29 29 26 MIN. QNH PRESSURE IN HPA 1009.5 1003.5 1007.3 1006.5 1000.6 994.8 994.4 994.6 1002.2 998.4 1011.8 1011.1 994.4 DAY 7 5 26 20 31 30 1 1 6 7 1 22 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1951 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1015.5 1014.3 1011.4 1008.6 1004.4 997.0 995.4 997.1 1002.8 1005.6 1012.8 1016.1 1006.7 MAX. QFE PRESSURE IN HPA 1019.9 1018.4 1015.5 1013.1 1008.3 1000.9 999.0 1002.4 1005.1 1014.6 1016.5 1021.8 1021.8 DAY 11 12 14 8 7 3 10 31 23 28 29 26 MIN. QFE PRESSURE IN HPA 1008.1 1003.9 1006.0 1004.1 998.4 992.0 992.2 991.7 1000.3 996.2 1009.4 1008.5 991.7 DAY 7 5 26 23 31 30 24 5 6 11 1 22 MEAN QNH PRESSURE IN HPA 1017.6 1016.3 1013.5 1010.6 1006.4 999.0 997.4 999.1 1004.8 1007.6 1014.9 1018.2 1008.8 MAX. QNH PRESSURE IN HPA 1022.0 1020.5 1017.6 1015.2 1010.3 1002.9 1001.0 1004.4 1007.1 1016.7 1018.6 1023.9 1023.9 DAY 11 12 14 8 7 3 10 31 23 28 29 26 MIN. QNH PRESSURE IN HPA 1010.1 1005.9 1008.0 1006.1 1000.4 994.0 994.2 993.7 1002.3 998.2 1011.4 1010.5 993.7 DAY 7 5 26 23 31 30 24 5 6 11 1 22 MEAN QFF PRESSURE IN HPA 1017.9 1016.6 1013.7 1010.8 1006.6 999.2 997.6 999.2 1005.0 1007.8 1015.1 1018.5 1009.0 MAX. QFF PRESSURE IN HPA 1022.3 1020.8 1017.8 1015.4 1010.5 1003.1 1001.2 1004.6 1007.3 1016.9 1018.8 1024.2 1024.2 DAY 11 12 14 8 7 3 10 31 23 28 29 26 MIN. QFF PRESSURE IN HPA 1010.4 1006.2 1008.3 1006.4 1000.6 994.2 994.3 993.8 1002.5 998.4 1011.7 1010.8 993.8 DAY 7 5 26 23 31 30 24 5 6 11 1 22 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 BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 14.1 17.0 20.2 ***** 28.9 30.4 32.4 33.7 31.8 26.7 20.4 16.5 ***** MINIMUN AIR TEMPERATURE (C) 9.2 11.7 13.6 ***** 23.1 26.5 28.1 27.5 25.3 19.7 14.9 12.5 ***** DAYS WITH MINIMUM TEMP. >=21 0 1 2 **** 28 30 31 31 30 12 0 0 **** DAYS WITH MINIMUM TEMP. <=-4 0 0 0 **** 0 0 0 0 0 0 0 0 **** DAYS WITH FREEZING MIN.<= 0 0 0 0 **** 0 0 0 0 0 0 0 0 **** TEMPERATURE RECORDS LOWEST(C) 6.0 6.0 8.0 ***** 18.0 23.0 24.0 26.0 22.0 16.0 10.0 9.0 ***** DAY 6 15 6 ** 2 9 6 11 23 27 16 12 MAXIMUM AIR TEMPERATURE (C) 17.7 20.8 24.4 ***** 34.5 35.7 37.5 40.5 38.5 34.2 26.0 21.4 ***** DAYS WITH MAXIMUM TEMP. >=30 0 0 2 **** 29 30 31 31 30 31 8 0 **** DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 **** 0 0 0 0 0 0 0 0 **** TEMPERATURE RECORDS HIGHEST(C) 23.0 27.0 32.0 ***** 40.0 39.0 40.0 45.0 43.0 38.0 32.0 26.0 ***** DAY 10 22 22 ** 25 5 20 14 2 4 1 2 DIF. BETWEEN (MAX.-MIN.) (C) 8.5 9.1 10.8 ***** 11.4 9.2 9.4 13.0 13.2 14.5 11.1 8.9 ***** MEAN DAILY TEMP. (MDT) (C) 13.4 16.2 19.0 ***** 28.8 31.1 32.8 34.0 31.9 26.9 20.4 17.0 ***** COOLING DEG. DAYS(BASE 21 0C) 0.0 3.0 15.0 ****** 240.5 303.0 366.0 404.0 327.0 183.5 28.0 0.0 ****** HEATING DEG. DAYS(BASE 18 0C) 142.0 69.0 21.0 ****** 0.0 0.0 0.0 0.0 0.0 0.0 5.5 40.0 ****** DEWPOINT (MEAN C) 9.1 10.1 9.3 ***** 16.9 19.3 22.2 23.6 23.2 17.6 14.2 12.5 ***** MIXING RATIO (G/KG) 7.29 7.99 7.63 ****** 12.41 14.42 17.42 19.07 18.37 12.92 10.32 9.09 ****** VAPOUR PRESSURE (HPA) 11.78 12.84 12.24 ****** 19.63 22.62 27.11 29.62 28.76 20.54 16.54 14.67 ****** SATURATION DEF. (HPA) 4.59 7.05 12.29 ****** 21.16 21.49 22.30 23.77 19.34 15.78 8.19 4.41 ****** RELATIVE HUMIDITY (MEAN %) 73 67 53 *** 52 53 57 58 63 60 70 78 *** RELATIVE HUMIDITY (MAX. %) 89 83 74 *** 73 72 77 79 84 82 85 90 *** RELATIVE HUMIDITY (MIN. %) 61 52 36 *** 31 37 40 36 42 37 50 64 *** RELATIVE HUMIDITY (MEAN% 03UTC) 88 80 68 *** 63 67 70 70 79 75 83 87 *** RELATIVE HUMIDITY (MEAN% 09UTC) 66 58 41 *** 34 42 42 39 45 39 55 71 *** RELATIVE HUMIDITY (MEAN% 15UTC) 70 68 58 *** 48 46 50 54 60 59 69 73 *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 102.0 0.0 0.0 ****** 0.0 0.0 0.0 0.0 0.0 0.0 51.3 93.0 ****** DAYS WITH PRECIPITATION >=10 2 0 0 **** 0 0 0 0 0 0 1 2 **** DAYS WITH PRECIPITATION >= 5 3 0 0 **** 0 0 0 0 0 0 1 5 **** DAYS WITH PRECIPITATION >= 1 4 0 0 **** 0 0 0 0 0 0 1 7 **** DAYS WITH PRECIPITATION 4 0 0 **** 0 0 0 0 0 0 2 7 **** GREATEST DAILY PRECIPITATION 79.0 0.0 0.0 ****** 0.0 0.0 0.0 0.0 0.0 0.0 51.0 37.0 ****** DAY 17 ** ** ** ** ** ** ** ** ** 17 23 DAY WITH THUNDER STORM 0 0 0 **** 0 0 0 0 0 0 2 0 **** DAYS WITH SNOW OR SLEET 0 0 0 **** 0 0 0 0 0 0 0 0 **** DAYS WITH DUST 1 4 2 **** 1 6 6 2 0 0 0 0 **** WIND DIRECTION (PREVAILING) 315 315 315 *** 315 315 315 315 90 315 315 315 *** PREVAILING WIND SPEED(KNOTS) 5.3 5.7 5.9 **** 7.1 7.7 6.0 4.0 2.0 4.8 5.5 5.6 **** PREVAILING WIND PERCENT 37.4 30.3 32.3 ***** 29.0 63.8 39.9 22.7 25.8 34.7 30.1 32.3 ***** CALMS PERCENT OF WIND 1.3 5.5 3.2 ***** 5.2 2.5 8.1 6.5 0.8 1.6 1.7 4.4 ***** NO. OF WIND OBSERVATION 155 145 155 **** 248 240 248 247 240 248 239 248 2413 VECTOR WIND DIRECTION (MEAN) 335 353 282 *** 304 305 294 288 291 329 352 347 *** VECTOR WIND MAGNITUDE(KNOTS) 1.4 1.8 1.6 **** 2.3 5.5 3.0 1.5 1.3 1.6 2.6 2.0 **** WIND STEADINESES (MEAN %) 31.1 33.3 26.2 ***** 44.2 85.9 73.2 48.4 37.1 48.5 60.5 50.0 ***** WIND SPEED (MEAN KNOTS) 4.5 5.4 6.1 **** 5.2 6.4 4.1 3.1 3.5 3.3 4.3 4.0 **** FASTEST WIND DIRECTION 130 110 180 *** 310 310 310 310 230 310 50 310 *** FASTEST WIND SPEED (KNOTS) 18 24 24 *** 24 18 24 18 13 18 27 13 *** DAY 3 22 18 ** 21 9 2 14 25 19 17 4 DAYS WITH SKY CLEAR (0-2)/8 17 16 20 **** 19 29 22 24 29 26 18 14 **** DAYS WITH P.CLOUDY (3-6)/8 8 7 3 **** 6 1 9 6 1 4 10 10 **** DAYS WITH CLOUDY (7-8)/8 6 6 8 **** 6 0 0 1 0 1 2 7 **** DAYS WITH VISIBILITY =< 2 KM 1 4 0 **** 0 0 1 1 0 0 0 1 **** DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. 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QNH PRESSURE IN HPA 1011.3 1007.4 1006.0 ****** 1001.0 995.6 993.7 993.3 999.3 1006.1 1011.2 1016.7 ****** DAY-HOUR 10-15 23- 3 24-12 **-** 23- 9 22-15 25-15 6-15 4-15 6-15 11-12 2-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1006.6 1001.1 997.6 998.9 1005.5 1012.3 1016.8 1021.1 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1013.7 1012.0 1002.4 1003.8 1012.9 1019.6 1024.5 1026.6 ****** DAY-HOUR **-** **-** **-** **-** 7- 6 15- 9 4-21 31- 6 28- 6 31-21 19- 6 31- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1001.2 995.8 993.8 993.4 999.5 1006.3 1011.5 1016.9 ****** DAY-HOUR **-** **-** **-** **-** 23- 9 22-15 27-12 6-15 4-15 6-15 11-12 2-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** 1003.9 998.4 995.2 996.3 1003.1 1009.9 1014.1 1018.5 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** 1007.2 1003.5 998.6 999.9 1009.7 1014.5 1020.2 1021.8 ****** DAY ** ** ** ** 12 10 5 31 29 18 19 8 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** 999.3 993.9 992.0 992.1 998.7 1005.8 1010.0 1015.3 ****** DAY ** ** ** ** 23 22 22 7 4 5 11 1 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** 1006.0 1000.4 997.2 998.3 1005.1 1011.9 1016.2 1020.6 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** 1009.2 1005.5 1000.6 1001.9 1011.7 1016.6 1022.3 1023.9 ****** DAY ** ** ** ** 12 10 5 31 29 18 19 8 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** 1001.3 995.9 994.0 994.1 1000.7 1007.8 1012.1 1017.4 ****** DAY ** ** ** ** 23 22 22 7 4 5 11 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1006.1 1000.5 997.3 998.5 1005.3 1012.1 1016.4 1020.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1009.4 1005.7 1000.8 1002.1 1011.9 1016.7 1022.5 1024.1 ****** DAY ** ** ** ** 12 10 5 31 29 18 19 8 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1001.5 996.1 994.1 994.2 1000.9 1008.0 1012.3 1017.6 ****** DAY ** ** ** ** 23 22 22 7 4 5 11 1 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.6 1014.4 1011.9 ****** 1004.7 999.5 995.7 996.9 1003.7 1010.2 1014.4 1018.7 ****** MAX. QFE PRESSURE IN HPA 1023.7 1018.6 1017.8 ****** 1008.4 1008.6 999.6 1000.7 1010.2 1014.6 1020.8 1023.8 ****** DAY 13 14 14 ** 7 15 5 31 28 31 19 7 MIN. QFE PRESSURE IN HPA 1010.2 1005.4 1005.3 ****** 999.8 994.2 992.8 992.5 999.5 1005.1 1010.7 1015.6 ****** DAY 11 23 24 ** 23 22 28 1 4 6 11 22 MEAN QNH PRESSURE IN HPA 1019.6 1016.5 1014.0 ****** 1006.7 1001.5 997.7 998.9 1005.7 1012.2 1016.5 1020.7 ****** MAX. QNH PRESSURE IN HPA 1025.8 1020.7 1019.9 ****** 1010.4 1010.6 1001.6 1002.7 1012.3 1016.7 1022.9 1025.9 ****** DAY 13 14 14 ** 7 15 5 31 28 31 19 7 MIN. QNH PRESSURE IN HPA 1012.3 1007.4 1007.3 ****** 1001.8 996.2 994.8 994.5 1001.5 1007.1 1012.8 1017.7 ****** DAY 11 23 24 ** 23 22 28 1 4 6 11 22 MEAN QFF PRESSURE IN HPA 1020.0 1016.8 1014.2 ****** 1006.8 1001.6 997.9 999.0 1005.9 1012.4 1016.7 1021.0 ****** MAX. QFF PRESSURE IN HPA 1026.1 1021.0 1020.1 ****** 1010.6 1010.8 1001.8 1002.9 1012.4 1016.9 1023.1 1026.1 ****** DAY 13 14 14 ** 7 15 5 31 28 31 19 7 MIN. QFF PRESSURE IN HPA 1012.5 1007.7 1007.6 ****** 1002.0 996.4 994.9 994.6 1001.7 1007.3 1013.0 1017.9 ****** DAY 11 23 24 ** 23 22 28 1 4 6 11 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.6 1015.6 1012.8 ****** 1005.7 1000.0 996.3 997.7 1004.6 1011.2 1015.9 1020.2 ****** MAX. QFE PRESSURE IN HPA 1024.7 1019.6 1018.8 ****** 1011.5 1009.5 1000.0 1001.6 1010.7 1016.4 1022.2 1024.2 ****** DAY 13 14 14 ** 7 15 5 31 28 31 19 31 MIN. QFE PRESSURE IN HPA 1011.8 1009.4 1005.2 ****** 1000.4 995.1 993.3 993.6 1000.0 1005.7 1011.6 1017.2 ****** DAY 11 23 24 ** 23 22 28 1 4 6 11 14 MEAN QNH PRESSURE IN HPA 1020.7 1017.7 1014.9 ****** 1007.7 1002.0 998.3 999.7 1006.6 1013.2 1018.0 1022.3 ****** MAX. QNH PRESSURE IN HPA 1026.8 1021.7 1020.9 ****** 1013.6 1011.5 1002.0 1003.6 1012.8 1018.5 1024.3 1026.3 ****** DAY 13 14 14 ** 7 15 5 31 28 31 19 31 MIN. QNH PRESSURE IN HPA 1013.9 1011.4 1007.2 ****** 1002.4 997.1 995.3 995.6 1002.0 1007.7 1013.7 1019.3 ****** DAY 11 23 24 ** 23 22 28 1 4 6 11 14 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1007.8 1002.2 998.5 999.8 1006.8 1013.4 1018.2 1022.5 ****** MAX. 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QNH PRESSURE IN HPA 1026.1 1021.6 1019.8 ****** 1013.1 1011.8 1002.2 1003.6 1011.6 1018.1 1023.9 1025.5 ****** DAY 13 14 14 ** 7 15 5 24 28 31 19 31 MIN. QNH PRESSURE IN HPA 1013.5 1011.0 1007.0 ****** 1001.0 996.7 994.8 995.6 1001.6 1007.2 1012.8 1018.5 ****** DAY 11 22 23 ** 23 22 25 13 4 6 11 14 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1007.4 1001.9 998.3 999.7 1006.2 1012.9 1017.5 1021.7 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1013.2 1012.0 1002.4 1003.7 1011.8 1018.2 1024.1 1025.8 ****** DAY ** ** ** ** 7 15 5 24 28 31 19 31 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1001.2 996.9 994.9 995.7 1001.7 1007.4 1013.0 1018.7 ****** DAY ** ** ** ** 23 22 25 13 4 6 11 14 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.6 1013.3 1010.6 ****** 1004.0 998.7 995.4 996.1 1002.6 1009.0 1013.6 1017.9 ****** MAX. 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QFF PRESSURE IN HPA ****** ****** ****** ****** 1001.6 996.6 993.8 994.1 999.6 1006.5 1011.5 1016.9 ****** DAY ** ** ** ** 23 22 27 13 4 6 11 2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1016.6 1013.4 1010.9 ****** 1003.6 998.4 994.7 995.8 1002.4 1009.2 1014.0 1018.2 ****** MAX. QFE PRESSURE IN HPA 1022.7 1017.6 1017.5 ****** 1008.3 1009.4 998.3 1000.5 1008.3 1015.2 1020.3 1021.8 ****** DAY 13 14 14 ** 7 15 5 31 27 31 18 31 MIN. QFE PRESSURE IN HPA 1009.3 1005.6 1004.3 ****** 999.1 993.6 991.7 991.3 997.3 1004.1 1009.9 1015.2 ****** DAY 10 22 24 ** 23 22 25 6 4 6 11 2 MEAN QNH PRESSURE IN HPA 1018.6 1015.5 1012.9 ****** 1005.6 1000.5 996.7 997.8 1004.4 1011.3 1016.0 1020.3 ****** MAX. QNH PRESSURE IN HPA 1024.8 1019.7 1019.6 ****** 1010.3 1011.4 1000.3 1002.5 1010.3 1017.3 1022.4 1023.9 ****** DAY 13 14 14 ** 7 15 5 31 27 31 18 31 MIN. QNH PRESSURE IN HPA 1011.3 1007.6 1006.3 ****** 1001.1 995.6 993.7 993.3 999.3 1006.1 1011.9 1017.3 ****** DAY 10 22 24 ** 23 22 25 6 4 6 11 2 MEAN QFF PRESSURE IN HPA 1018.9 1015.8 1013.2 ****** 1005.8 1000.6 996.8 997.9 1004.6 1011.5 1016.3 1020.6 ****** MAX. QFF PRESSURE IN HPA 1025.1 1020.0 1019.8 ****** 1010.5 1011.6 1000.5 1002.7 1010.5 1017.5 1022.6 1024.2 ****** DAY 13 14 14 ** 7 15 5 31 27 31 18 31 MIN. QFF PRESSURE IN HPA 1011.6 1007.9 1006.6 ****** 1001.3 995.8 993.8 993.4 999.5 1006.3 1012.2 1017.5 ****** DAY 10 22 24 ** 23 22 25 6 4 6 11 2 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** 1004.4 998.4 995.3 996.8 1003.1 1010.1 1014.5 1018.7 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** 1008.8 1002.5 1000.0 1000.9 1009.2 1016.5 1020.8 1021.8 ****** DAY ** ** ** ** 6 9 4 30 30 31 18 31 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** 1000.9 994.0 992.5 992.2 997.9 1004.8 1010.3 1015.7 ****** DAY ** ** ** ** 22 22 25 6 4 6 3 2 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** 1006.4 1000.4 997.3 998.9 1005.2 1012.2 1016.6 1020.8 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** 1010.8 1004.5 1002.0 1002.9 1011.2 1018.6 1022.9 1023.9 ****** DAY ** ** ** ** 6 9 4 30 30 31 18 31 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** 1002.9 996.0 994.5 994.2 999.9 1006.8 1012.4 1017.8 ****** DAY ** ** ** ** 22 22 25 6 4 6 3 2 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1006.6 1000.5 997.5 999.0 1005.3 1012.3 1016.8 1021.1 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1011.0 1004.7 1002.2 1003.1 1011.4 1018.8 1023.1 1024.2 ****** DAY ** ** ** ** 6 9 4 30 30 31 18 31 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1003.1 996.2 994.6 994.3 1000.0 1007.0 1012.6 1018.0 ****** DAY ** ** ** ** 22 22 25 6 4 6 3 2 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** 1004.2 998.3 995.3 997.1 1003.4 1010.5 1014.7 1018.9 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** 1009.1 1002.9 1000.2 1001.4 1009.5 1017.3 1021.3 1021.7 ****** DAY ** ** ** ** 6 9 4 30 27 31 18 30 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** 1000.0 994.2 992.4 992.9 998.0 1005.7 1010.6 1015.6 ****** DAY ** ** ** ** 22 21 27 6 4 6 3 13 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** 1006.2 1000.3 997.3 999.1 1005.5 1012.5 1016.7 1021.0 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** 1011.1 1004.9 1002.2 1003.4 1011.5 1019.4 1023.4 1023.8 ****** DAY ** ** ** ** 6 9 4 30 27 31 18 30 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** 1002.0 996.2 994.4 994.9 1000.0 1007.7 1012.7 1017.7 ****** DAY ** ** ** ** 22 21 27 6 4 6 3 13 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1006.4 1000.5 997.4 999.2 1005.6 1012.7 1016.9 1021.2 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1011.3 1005.1 1002.4 1003.5 1011.7 1019.6 1023.6 1024.1 ****** DAY ** ** ** ** 6 9 4 30 30 31 18 30 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1002.2 996.4 994.5 995.0 1000.1 1007.9 1012.8 1017.9 ****** DAY ** ** ** ** 22 21 27 6 4 6 3 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 15.7 16.1 17.0 24.9 28.4 30.9 33.0 33.7 29.7 27.0 21.4 14.0 24.3 MINIMUN AIR TEMPERATURE (C) 10.5 11.3 12.2 18.7 21.5 24.5 27.5 28.1 23.4 20.0 16.5 10.4 18.7 DAYS WITH MINIMUM TEMP. >=21 1 0 0 7 26 29 31 31 29 11 1 0 166 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 7.0 7.0 7.0 14.0 18.0 19.0 25.0 26.0 20.0 17.0 8.0 3.0 3.0 DAY 3 3 15 1 11 17 13 6 30 29 24 24 MAXIMUM AIR TEMPERATURE (C) 21.1 21.1 22.9 31.8 35.0 37.7 39.1 39.6 36.6 34.3 27.3 18.4 30.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 21 31 30 31 31 30 29 15 0 219 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 26.0 26.0 31.0 39.0 40.0 42.0 44.0 43.0 41.0 38.0 31.0 23.0 44.0 DAY 23 28 19 25 7 11 23 11 6 16 2 3 DIF. BETWEEN (MAX.-MIN.) (C) 10.6 9.8 10.7 13.1 13.5 13.2 11.6 11.5 13.2 14.3 10.8 8.0 11.7 MEAN DAILY TEMP. (MDT) (C) 15.8 16.2 17.5 25.2 28.2 31.1 33.3 33.9 30.0 27.1 21.9 14.4 24.6 COOLING DEG. DAYS(BASE 21 0C) 2.5 0.0 3.5 127.5 224.5 302.5 382.5 398.5 270.5 179.0 56.0 0.0 1947.0 HEATING DEG. DAYS(BASE 18 0C) 81.5 55.0 42.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10.5 112.0 301.5 DEWPOINT (MEAN C) 11.1 12.0 10.7 17.3 17.6 20.6 22.9 24.4 22.2 19.0 13.8 9.4 16.8 MIXING RATIO (G/KG) 8.33 8.83 8.25 12.56 12.96 15.60 18.19 19.88 17.33 14.11 10.16 7.54 12.81 VAPOUR PRESSURE (HPA) 13.43 14.20 13.25 19.96 20.50 24.44 28.27 30.87 27.19 22.40 16.30 12.18 20.25 SATURATION DEF. (HPA) 4.81 4.47 6.68 12.71 19.26 21.34 23.07 22.48 15.71 14.45 10.09 4.11 13.27 RELATIVE HUMIDITY (MEAN %) 75 78 68 65 55 57 57 61 66 65 65 75 66 RELATIVE HUMIDITY (MAX. %) 88 90 85 82 77 80 77 82 88 85 81 88 84 RELATIVE HUMIDITY (MIN. %) 59 61 52 47 36 36 38 41 44 41 46 60 47 RELATIVE HUMIDITY (MEAN% 03UTC) 82 86 79 79 66 64 71 74 82 81 75 86 77 RELATIVE HUMIDITY (MEAN% 09UTC) 63 69 60 50 39 38 40 42 45 42 50 67 50 RELATIVE HUMIDITY (MEAN% 15UTC) 74 77 66 63 52 54 55 59 66 66 66 72 64 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 5.0 37.0 27.0 2.0 0.0 0.0 0.0 0.0 0.0 1.0 59.0 121.0 252.0 DAYS WITH PRECIPITATION >=10 0 1 2 0 0 0 0 0 0 0 3 4 10 DAYS WITH PRECIPITATION >= 5 1 2 2 0 0 0 0 0 0 0 3 6 14 DAYS WITH PRECIPITATION >= 1 1 4 2 1 0 0 0 0 0 1 4 7 20 DAYS WITH PRECIPITATION 1 4 2 1 0 0 0 0 0 1 4 8 21 GREATEST DAILY PRECIPITATION 5.0 27.0 15.0 2.0 0.0 0.0 0.0 0.0 0.0 1.0 30.0 58.0 58.0 DAY 9 11 3 8 ** ** ** ** ** 31 20 14 DAY WITH THUNDER STORM 1 0 1 0 0 0 0 0 0 1 0 4 7 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 1 1 2 2 5 2 9 5 5 2 0 0 34 WIND DIRECTION (PREVAILING) 360 315 315 315 315 315 315 315 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 5.1 6.7 8.6 7.1 7.9 8.1 7.9 7.8 6.9 6.6 7.8 6.3 7.5 PREVAILING WIND PERCENT 27.4 43.3 66.1 42.9 60.5 64.2 46.0 43.5 43.8 29.8 34.2 46.8 45.4 CALMS PERCENT OF WIND 6.0 4.5 3.2 2.9 1.6 2.1 8.9 8.9 10.0 16.5 7.5 0.8 6.1 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 27 304 315 298 315 310 301 307 315 316 314 331 313 VECTOR WIND MAGNITUDE(KNOTS) 0.8 2.0 5.0 2.7 5.2 5.7 3.6 3.4 2.6 1.6 2.2 3.2 3.1 WIND STEADINESES (MEAN %) 14.8 35.1 68.5 47.4 78.8 86.4 61.0 61.8 61.9 40.0 42.3 69.6 55.4 WIND SPEED (MEAN KNOTS) 5.4 5.7 7.3 5.7 6.6 6.6 5.9 5.5 4.2 4.0 5.2 4.6 5.6 FASTEST WIND DIRECTION 180 180 310 180 310 310 310 310 310 50 180 310 180 FASTEST WIND SPEED (KNOTS) 30 44 30 24 18 18 18 18 18 24 18 13 44 DAY 23 2 13 25 28 14 4 13 10 31 19 1 DAYS WITH SKY CLEAR (0-2)/8 13 9 12 18 18 27 28 27 30 27 17 13 239 DAYS WITH P.CLOUDY (3-6)/8 13 8 11 9 12 3 3 4 0 3 8 11 85 DAYS WITH CLOUDY (7-8)/8 5 11 8 3 1 0 0 0 0 1 5 7 41 DAYS WITH VISIBILITY =< 2 KM 0 1 0 1 1 1 1 0 4 3 1 2 15 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1016.8 1015.3 1013.9 1009.1 1005.6 999.0 995.5 997.3 1003.9 1011.0 1016.2 1018.6 1008.5 MAX. QFE PRESSURE IN HPA 1026.0 1023.8 1022.7 1016.6 1009.4 1006.9 1000.5 1007.3 1010.7 1016.2 1024.6 1026.8 1026.8 DAY-HOUR 2- 6 16- 6 28- 6 1- 6 15- 6 5-21 18- 9 30- 6 30- 6 22-12 23- 6 22-21 MIN. QFE PRESSURE IN HPA 1008.2 1003.1 1001.8 1003.4 1001.0 992.4 991.3 993.0 998.0 1005.4 1009.4 1012.5 991.3 DAY-HOUR 12- 3 2- 3 20-15 25-15 12-15 27-15 3-15 4-15 10-15 3-15 19-12 20-12 MEAN QNH PRESSURE IN HPA 1018.9 1017.4 1015.9 1011.2 1007.7 1001.1 997.6 999.4 1005.9 1013.0 1018.2 1020.7 1010.6 MAX. QNH PRESSURE IN HPA 1028.1 1025.9 1024.8 1018.7 1011.4 1008.9 1002.5 1009.3 1012.8 1018.3 1026.7 1028.9 1028.9 DAY-HOUR 2- 6 16- 6 28- 6 1- 6 15- 6 5-21 18- 9 30- 6 30- 6 22-12 23- 6 22-21 MIN. QNH PRESSURE IN HPA 1010.2 1005.1 1003.8 1005.4 1003.0 994.4 993.3 995.0 1000.0 1007.4 1011.4 1014.6 993.3 DAY-HOUR 12- 3 2- 3 20-15 25-15 12-15 27-15 3-15 4-15 10-15 3-15 19-12 20-12 MEAN QFF PRESSURE IN HPA 1019.2 1017.7 1016.2 1011.4 1007.8 1001.2 997.7 999.5 1006.0 1013.2 1018.4 1021.0 1010.8 MAX. QFF PRESSURE IN HPA 1028.4 1026.2 1025.0 1018.9 1011.6 1009.1 1002.6 1009.5 1012.9 1018.4 1027.0 1029.2 1029.2 DAY-HOUR 3- 6 16- 6 28- 6 1- 6 15- 6 5-21 18- 9 30- 6 30- 6 22-12 23- 6 22-21 MIN. QFF PRESSURE IN HPA 1010.5 1005.4 1004.1 1005.6 1003.2 994.6 993.5 995.1 1000.2 1007.6 1011.6 1014.8 993.5 DAY-HOUR 12- 3 2- 3 20-15 25-15 12-15 27-15 3-15 4-15 10-15 3-15 19-12 20-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1016.8 1015.4 1014.0 1009.4 1006.0 999.4 995.7 997.1 1003.7 1011.2 1016.3 1018.8 1008.6 MAX. QFE PRESSURE IN HPA 1024.3 1022.9 1020.2 1015.6 1008.1 1006.5 1000.3 1006.8 1008.4 1015.1 1021.7 1026.1 1026.1 DAY 4 16 28 2 1 6 19 31 23 12 23 23 MIN. QFE PRESSURE IN HPA 1008.7 1004.3 1005.2 1005.1 1002.8 993.2 992.2 993.9 999.1 1006.5 1010.8 1014.3 992.2 DAY 12 2 21 19 13 28 6 4 3 4 20 14 MEAN QNH PRESSURE IN HPA 1018.8 1017.4 1016.1 1011.4 1008.0 1001.4 997.7 999.1 1005.8 1013.2 1018.4 1020.9 1010.7 MAX. QNH PRESSURE IN HPA 1026.4 1025.0 1022.3 1017.7 1010.1 1008.5 1002.3 1008.8 1010.4 1017.2 1023.8 1028.2 1028.2 DAY 4 16 28 2 1 6 19 31 23 12 23 23 MIN. QNH PRESSURE IN HPA 1010.7 1006.3 1007.2 1007.1 1004.8 995.2 994.2 995.9 1001.1 1008.5 1012.9 1016.4 994.2 DAY 12 2 21 19 13 28 6 4 3 4 20 14 MEAN QFF PRESSURE IN HPA 1019.1 1017.7 1016.4 1011.6 1008.2 1001.5 997.8 999.2 1005.9 1013.4 1018.6 1021.2 1010.9 MAX. QFF PRESSURE IN HPA 1026.7 1025.3 1022.5 1017.9 1010.3 1008.7 1002.4 1009.0 1010.6 1017.3 1024.1 1028.5 1028.5 DAY 4 16 28 2 1 6 19 31 23 12 23 23 MIN. QFF PRESSURE IN HPA 1011.0 1006.6 1007.5 1007.3 1005.0 995.4 994.4 996.0 1001.3 1008.7 1013.1 1016.6 994.4 DAY 12 2 21 19 13 28 6 4 3 4 20 14 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1016.6 1015.1 1013.9 1009.1 1005.7 999.1 995.7 997.5 1003.9 1010.8 1015.9 1018.7 1008.5 MAX. QFE PRESSURE IN HPA 1024.2 1022.8 1020.8 1014.9 1007.9 1004.6 999.2 1006.5 1009.2 1014.7 1021.4 1025.2 1025.2 DAY 2 16 28 2 15 5 18 30 30 12 23 23 MIN. QFE PRESSURE IN HPA 1008.2 1003.1 1006.9 1005.5 1003.4 993.6 992.0 993.9 999.3 1006.7 1012.1 1014.5 992.0 DAY 12 2 21 19 29 28 6 17 10 3 19 20 MEAN QNH PRESSURE IN HPA 1018.7 1017.1 1016.0 1011.1 1007.8 1001.1 997.7 999.5 1005.9 1012.8 1018.0 1020.8 1010.5 MAX. QNH PRESSURE IN HPA 1026.3 1024.9 1022.9 1017.0 1009.9 1006.6 1001.2 1008.5 1011.2 1016.8 1023.5 1027.3 1027.3 DAY 2 16 28 2 15 5 18 30 30 12 23 23 MIN. QNH PRESSURE IN HPA 1010.2 1005.1 1008.9 1007.5 1005.4 995.6 994.0 995.9 1001.3 1008.7 1014.1 1016.6 994.0 DAY 12 2 21 19 29 28 6 17 10 3 19 20 MEAN QFF PRESSURE IN HPA 1019.0 1017.4 1016.2 1011.3 1007.9 1001.2 997.8 999.6 1006.1 1013.0 1018.2 1021.1 1010.7 MAX. QFF PRESSURE IN HPA 1026.6 1025.2 1023.2 1017.2 1010.1 1006.8 1001.4 1008.7 1011.4 1017.0 1023.8 1027.6 1027.6 DAY 2 16 28 2 15 5 18 30 30 12 23 23 MIN. QFF PRESSURE IN HPA 1010.5 1005.4 1009.2 1007.7 1005.6 995.8 994.2 996.1 1001.5 1008.9 1014.4 1016.8 994.2 DAY 12 2 21 19 29 28 6 17 10 3 19 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.4 1016.5 1015.0 1010.2 1006.7 999.8 996.3 998.1 1004.9 1011.9 1017.4 1019.9 1009.6 MAX. QFE PRESSURE IN HPA 1026.0 1023.8 1022.7 1016.6 1009.4 1005.7 1000.2 1007.3 1010.7 1015.8 1024.6 1026.0 1026.0 DAY 2 16 28 1 15 5 18 30 30 12 23 22 MIN. QFE PRESSURE IN HPA 1010.1 1004.7 1007.3 1006.1 1004.3 993.6 993.3 994.4 1000.6 1008.2 1012.4 1014.6 993.3 DAY 23 2 20 25 29 28 6 17 2 3 19 14 MEAN QNH PRESSURE IN HPA 1020.4 1018.6 1017.0 1012.3 1008.8 1001.8 998.4 1000.1 1006.9 1014.0 1019.4 1022.0 1011.6 MAX. QNH PRESSURE IN HPA 1028.1 1025.9 1024.8 1018.7 1011.4 1007.7 1002.2 1009.3 1012.8 1017.9 1026.7 1028.1 1028.1 DAY 2 16 28 1 15 5 18 30 30 12 23 22 MIN. QNH PRESSURE IN HPA 1012.2 1006.7 1009.3 1008.1 1006.3 995.6 995.3 996.4 1002.6 1010.2 1014.4 1016.7 995.3 DAY 23 2 20 25 29 28 6 17 2 3 19 14 MEAN QFF PRESSURE IN HPA 1020.7 1018.9 1017.1 1012.5 1008.9 1002.0 998.5 1000.3 1007.1 1014.1 1019.7 1022.3 1011.8 MAX. QFF PRESSURE IN HPA 1028.4 1026.2 1025.0 1018.9 1011.6 1007.9 1002.3 1009.5 1012.9 1018.0 1027.0 1028.4 1028.4 DAY 3 16 28 1 15 5 18 30 30 12 23 23 MIN. QFF PRESSURE IN HPA 1012.4 1007.0 1009.6 1008.3 1006.5 995.8 995.5 996.5 1002.8 1010.4 1014.7 1016.9 995.5 DAY 23 2 20 25 29 28 6 17 2 3 19 14 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1016.0 1014.5 1009.6 1006.2 999.7 996.2 998.3 1004.8 1011.5 1016.5 1018.8 1009.1 MAX. QFE PRESSURE IN HPA 1024.2 1023.6 1021.9 1015.5 1008.4 1006.1 1000.5 1007.1 1010.3 1015.8 1023.8 1024.9 1024.9 DAY 1 15 28 1 15 5 18 30 30 12 23 22 MIN. QFE PRESSURE IN HPA 1010.0 1004.8 1006.6 1005.2 1004.2 993.9 993.5 994.6 1000.5 1008.1 1012.0 1013.6 993.5 DAY 23 2 20 25 20 28 6 4 9 3 19 20 MEAN QNH PRESSURE IN HPA 1019.5 1018.1 1016.5 1011.6 1008.2 1001.8 998.2 1000.4 1006.8 1013.5 1018.5 1020.8 1011.2 MAX. QNH PRESSURE IN HPA 1026.3 1025.7 1024.0 1017.6 1010.4 1008.1 1002.5 1009.1 1012.4 1017.9 1025.9 1027.0 1027.0 DAY 1 15 28 1 15 5 18 30 30 12 23 22 MIN. QNH PRESSURE IN HPA 1012.1 1006.8 1008.6 1007.2 1006.2 995.9 995.5 996.6 1002.5 1010.1 1014.0 1015.7 995.5 DAY 23 2 20 25 20 28 6 4 9 3 19 20 MEAN QFF PRESSURE IN HPA 1019.8 1018.3 1016.8 1011.8 1008.4 1001.9 998.3 1000.5 1007.0 1013.7 1018.8 1021.1 1011.4 MAX. QFF PRESSURE IN HPA 1026.6 1025.9 1024.2 1017.8 1010.6 1008.3 1002.6 1009.3 1012.5 1018.0 1026.2 1027.3 1027.3 DAY 1 15 28 1 15 5 18 30 30 12 23 22 MIN. QFF PRESSURE IN HPA 1012.3 1007.1 1008.8 1007.4 1006.4 996.1 995.6 996.7 1002.7 1010.3 1014.3 1015.9 995.6 DAY 23 2 20 25 20 28 6 4 9 3 19 20 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.0 1014.3 1012.9 1008.3 1004.8 998.5 995.0 997.0 1003.4 1010.1 1014.9 1017.5 1007.7 MAX. QFE PRESSURE IN HPA 1023.7 1021.8 1021.0 1015.5 1006.8 1004.5 999.3 1006.1 1008.7 1016.2 1020.9 1023.4 1023.7 DAY 2 15 28 2 10 5 18 31 30 22 23 22 MIN. QFE PRESSURE IN HPA 1008.4 1006.3 1002.1 1003.5 1002.4 992.9 991.9 993.3 998.8 1006.5 1009.4 1012.5 991.9 DAY 23 1 20 25 2 27 3 4 10 3 19 20 MEAN QNH PRESSURE IN HPA 1018.1 1016.3 1014.9 1010.4 1006.9 1000.5 997.0 999.0 1005.4 1012.2 1017.0 1019.5 1009.8 MAX. QNH PRESSURE IN HPA 1025.8 1023.9 1023.1 1017.6 1008.8 1006.5 1001.3 1008.1 1010.7 1018.3 1023.0 1025.5 1025.8 DAY 2 15 28 2 10 5 18 31 30 22 23 22 MIN. QNH PRESSURE IN HPA 1010.4 1008.3 1004.1 1005.5 1004.4 994.9 993.9 995.3 1000.8 1008.5 1011.4 1014.6 993.9 DAY 23 1 20 25 2 27 3 4 10 3 19 20 MEAN QFF PRESSURE IN HPA 1018.4 1016.6 1015.2 1010.5 1007.0 1000.7 997.1 999.2 1005.5 1012.4 1017.2 1019.8 1010.0 MAX. QFF PRESSURE IN HPA 1026.1 1024.2 1023.3 1017.8 1009.0 1006.7 1001.4 1008.3 1010.9 1018.4 1023.3 1025.8 1026.1 DAY 2 15 28 2 10 5 18 31 30 22 23 22 MIN. QFF PRESSURE IN HPA 1010.7 1008.6 1004.4 1005.7 1004.6 995.1 994.1 995.4 1001.0 1008.7 1011.6 1014.8 994.1 DAY 23 1 20 25 2 27 6 4 10 6 19 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1016.5 1014.6 1013.0 1008.3 1004.6 998.1 994.7 996.3 1002.6 1010.0 1015.3 1017.8 1007.6 MAX. QFE PRESSURE IN HPA 1023.4 1022.4 1020.9 1015.6 1006.7 1004.8 998.8 1004.9 1008.2 1014.6 1021.0 1024.4 1024.4 DAY 2 15 28 2 16 5 18 30 30 11 22 22 MIN. QFE PRESSURE IN HPA 1008.6 1006.6 1001.8 1003.4 1001.0 992.4 991.3 993.0 998.0 1005.4 1010.0 1013.4 991.3 DAY 11 1 20 25 12 27 3 4 10 3 19 20 MEAN QNH PRESSURE IN HPA 1018.5 1016.6 1015.1 1010.4 1006.7 1000.1 996.7 998.3 1004.6 1012.0 1017.4 1019.8 1009.7 MAX. QNH PRESSURE IN HPA 1025.5 1024.5 1023.0 1017.7 1008.7 1006.8 1000.8 1006.9 1010.2 1016.7 1023.1 1026.5 1026.5 DAY 2 15 28 2 16 5 18 30 30 11 22 22 MIN. QNH PRESSURE IN HPA 1010.6 1008.6 1003.8 1005.4 1003.0 994.4 993.3 995.0 1000.0 1007.4 1012.1 1015.5 993.3 DAY 11 1 20 25 12 27 3 4 10 3 19 20 MEAN QFF PRESSURE IN HPA 1018.8 1016.9 1015.4 1010.6 1006.8 1000.3 996.8 998.5 1004.8 1012.2 1017.6 1020.1 1009.9 MAX. QFF PRESSURE IN HPA 1025.8 1024.8 1023.3 1017.9 1008.9 1007.0 1000.9 1007.1 1010.4 1016.8 1023.4 1026.8 1026.8 DAY 2 15 28 2 16 5 18 30 30 11 22 22 MIN. QFF PRESSURE IN HPA 1010.9 1008.9 1004.1 1005.6 1003.2 994.6 993.5 995.1 1000.2 1007.6 1012.3 1015.7 993.5 DAY 11 1 20 25 12 27 3 4 10 3 19 20 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1016.5 1015.3 1013.7 1009.0 1005.2 998.7 995.2 997.0 1003.5 1010.8 1016.2 1018.5 1008.3 MAX. QFE PRESSURE IN HPA 1024.2 1022.9 1021.8 1015.5 1007.7 1006.0 999.7 1006.1 1009.2 1015.3 1021.7 1025.5 1025.5 DAY 2 15 28 1 16 5 18 30 30 11 22 22 MIN. QFE PRESSURE IN HPA 1008.5 1006.2 1002.8 1004.0 1002.1 992.9 992.1 993.6 998.7 1006.5 1010.5 1014.5 992.1 DAY 11 1 20 25 12 27 3 17 10 3 19 3 MEAN QNH PRESSURE IN HPA 1018.6 1017.4 1015.7 1011.0 1007.3 1000.7 997.3 999.0 1005.6 1012.8 1018.2 1020.5 1010.3 MAX. QNH PRESSURE IN HPA 1026.3 1025.0 1023.9 1017.6 1009.7 1008.0 1001.7 1008.1 1011.2 1017.4 1023.8 1027.6 1027.6 DAY 2 15 28 1 16 5 18 30 30 11 22 22 MIN. QNH PRESSURE IN HPA 1010.5 1008.2 1004.8 1006.0 1004.1 994.9 994.1 995.6 1000.7 1008.5 1012.6 1016.6 994.1 DAY 11 1 20 25 12 27 3 17 10 3 19 3 MEAN QFF PRESSURE IN HPA 1018.8 1017.7 1016.0 1011.2 1007.4 1000.8 997.4 999.1 1005.7 1013.0 1018.5 1020.8 1010.5 MAX. QFF PRESSURE IN HPA 1026.6 1025.3 1024.1 1017.8 1009.9 1008.2 1001.8 1008.3 1011.4 1017.5 1024.1 1027.9 1027.9 DAY 2 15 28 1 16 5 18 30 30 11 22 22 MIN. QFF PRESSURE IN HPA 1010.8 1008.5 1005.0 1006.1 1004.3 995.1 994.3 995.7 1000.9 1008.7 1012.7 1016.8 994.3 DAY 11 1 20 25 12 27 3 17 10 3 19 3 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1016.8 1015.7 1014.1 1009.4 1005.8 999.2 995.7 997.5 1004.2 1011.6 1016.9 1019.2 1008.8 MAX. QFE PRESSURE IN HPA 1024.2 1023.5 1022.2 1016.0 1008.4 1006.9 1000.1 1007.1 1009.7 1016.0 1022.3 1026.8 1026.8 DAY 2 15 28 1 16 5 18 30 30 11 22 22 MIN. QFE PRESSURE IN HPA 1009.0 1005.4 1003.5 1005.0 1002.9 993.5 992.4 993.3 998.9 1007.3 1010.0 1015.1 992.4 DAY 11 1 20 25 12 27 5 3 10 3 19 3 MEAN QNH PRESSURE IN HPA 1018.9 1017.7 1016.1 1011.4 1007.9 1001.2 997.7 999.5 1006.2 1013.6 1019.0 1021.2 1010.9 MAX. QNH PRESSURE IN HPA 1026.3 1025.6 1024.3 1018.1 1010.4 1008.9 1002.1 1009.1 1011.7 1018.1 1024.4 1028.9 1028.9 DAY 2 15 28 1 16 5 18 30 30 11 22 22 MIN. QNH PRESSURE IN HPA 1011.0 1007.4 1005.5 1007.0 1004.9 995.5 994.4 995.3 1000.9 1009.3 1012.1 1017.2 994.4 DAY 11 1 20 25 12 27 5 3 10 3 19 3 MEAN QFF PRESSURE IN HPA 1019.1 1018.0 1016.4 1011.6 1008.0 1001.3 997.9 999.6 1006.4 1013.8 1019.2 1021.5 1011.1 MAX. QFF PRESSURE IN HPA 1026.6 1025.8 1024.5 1018.3 1010.6 1009.1 1002.2 1009.3 1011.9 1018.2 1024.7 1029.2 1029.2 DAY 2 15 28 1 16 5 18 30 30 11 22 22 MIN. QFF PRESSURE IN HPA 1011.3 1007.7 1005.7 1007.2 1005.1 995.7 994.6 995.4 1001.1 1009.5 1012.2 1017.4 994.6 DAY 11 1 20 25 12 27 5 3 10 3 19 3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 14.8 15.3 18.8 23.4 28.3 31.2 34.0 34.6 31.4 26.6 21.3 16.6 24.7 MINIMUN AIR TEMPERATURE (C) 9.9 10.7 14.0 17.4 22.5 26.1 28.7 29.3 24.4 20.1 17.5 13.2 19.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 5 25 30 31 31 30 14 6 0 172 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 5.0 6.0 8.0 13.0 18.0 23.0 26.0 26.0 21.0 17.0 13.0 9.0 5.0 DAY 8 2 1 5 11 12 4 15 27 30 18 11 MAXIMUM AIR TEMPERATURE (C) 19.7 19.9 24.1 30.1 34.7 36.7 40.1 40.5 38.4 33.6 26.2 20.8 30.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 16 31 30 31 31 30 30 11 0 211 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 26.0 23.0 32.0 36.0 40.0 41.0 43.0 45.0 46.0 36.0 34.0 24.0 46.0 DAY 11 20 18 28 15 25 13 16 1 4 3 1 DIF. BETWEEN (MAX.-MIN.) (C) 9.8 9.2 10.1 12.7 12.2 10.6 11.4 11.2 14.0 13.5 8.7 7.6 10.9 MEAN DAILY TEMP. (MDT) (C) 14.8 15.3 19.0 23.8 28.6 31.4 34.4 34.9 31.4 26.9 21.8 17.0 24.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 9.5 88.5 235.5 311.0 415.0 430.5 312.5 181.5 53.0 0.0 2037.0 HEATING DEG. DAYS(BASE 18 0C) 103.5 76.0 22.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 40.5 242.5 DEWPOINT (MEAN C) 9.4 11.1 13.3 14.9 19.1 24.0 25.5 24.9 21.4 18.4 14.9 13.6 17.5 MIXING RATIO (G/KG) 7.49 8.36 9.73 10.79 14.24 19.32 21.30 20.55 16.71 13.51 10.68 9.80 13.54 VAPOUR PRESSURE (HPA) 12.06 13.44 15.58 17.18 22.44 30.03 32.91 31.85 26.14 21.46 17.12 15.76 21.33 SATURATION DEF. (HPA) 5.15 4.28 6.70 12.75 16.99 16.30 21.29 24.18 21.22 14.57 8.83 3.35 12.97 RELATIVE HUMIDITY (MEAN %) 71 77 71 62 60 67 63 59 59 63 70 84 67 RELATIVE HUMIDITY (MAX. %) 86 92 85 84 81 84 84 78 79 82 86 93 85 RELATIVE HUMIDITY (MIN. %) 56 61 59 41 41 51 46 42 38 43 51 71 50 RELATIVE HUMIDITY (MEAN% 03UTC) 81 85 80 79 71 77 75 74 75 80 78 91 79 RELATIVE HUMIDITY (MEAN% 09UTC) 59 65 62 43 43 52 48 44 39 45 59 76 53 RELATIVE HUMIDITY (MEAN% 15UTC) 71 77 68 59 59 64 56 55 57 58 69 82 65 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 3.0 41.0 57.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 153.0 238.0 492.0 DAYS WITH PRECIPITATION >=10 0 2 3 0 0 0 0 0 0 0 6 6 17 DAYS WITH PRECIPITATION >= 5 0 4 5 0 0 0 0 0 0 0 9 8 26 DAYS WITH PRECIPITATION >= 1 1 5 5 0 0 0 0 0 0 0 13 12 36 DAYS WITH PRECIPITATION 2 6 5 0 0 0 0 0 0 0 13 12 38 GREATEST DAILY PRECIPITATION 3.0 13.0 18.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 42.0 70.0 70.0 DAY 28 10 13 ** ** ** ** ** ** ** 30 1 DAY WITH THUNDER STORM 1 2 3 1 0 0 0 0 0 1 10 10 28 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 0 1 5 9 15 6 2 4 0 0 0 42 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 315 315 45 45 315 315 PREVAILING WIND SPEED(KNOTS) 6.9 6.8 6.6 8.2 7.0 7.4 8.3 6.2 6.2 2.1 4.1 6.9 6.9 PREVAILING WIND PERCENT 42.3 34.4 49.6 44.6 65.3 67.9 29.8 26.6 34.6 27.4 38.3 30.2 39.5 CALMS PERCENT OF WIND 0.8 0.4 0.8 6.7 6.9 5.0 9.3 14.9 0.8 4.0 6.3 6.0 5.2 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 329 343 353 302 311 309 286 289 315 332 50 358 318 VECTOR WIND MAGNITUDE(KNOTS) 1.9 0.5 1.7 3.6 4.9 5.2 2.5 1.8 2.3 1.3 1.8 1.6 2.1 WIND STEADINESES (MEAN %) 35.2 8.9 26.2 59.0 89.1 88.1 51.0 51.4 60.5 38.2 42.9 32.0 42.0 WIND SPEED (MEAN KNOTS) 5.4 5.6 6.5 6.1 5.5 5.9 4.9 3.5 3.8 3.4 4.2 5.0 5.0 FASTEST WIND DIRECTION 130 130 110 230 310 310 310 310 310 130 50 310 50 FASTEST WIND SPEED (KNOTS) 18 44 24 24 18 18 30 24 13 13 47 24 47 DAY 2 7 6 3 5 10 9 9 11 15 25 7 DAYS WITH SKY CLEAR (0-2)/8 21 11 15 18 24 30 28 26 30 26 6 15 250 DAYS WITH P.CLOUDY (3-6)/8 8 12 11 10 7 0 3 5 0 4 13 9 82 DAYS WITH CLOUDY (7-8)/8 2 5 5 2 0 0 0 0 0 1 11 7 33 DAYS WITH VISIBILITY =< 2 KM 1 0 1 3 5 14 3 3 1 1 3 9 44 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1015.0 1014.1 1013.2 1008.4 1004.0 997.3 994.6 996.4 1001.3 1010.3 1014.9 1016.9 1007.2 MAX. QFE PRESSURE IN HPA 1021.1 1020.8 1022.3 1014.5 1008.5 1001.0 1000.7 1003.9 1006.7 1016.2 1019.3 1025.1 1025.1 DAY-HOUR 8- 6 3- 6 2- 6 24- 6 9- 6 18-21 30- 6 29- 6 28- 6 20- 6 19-18 15- 6 MIN. QFE PRESSURE IN HPA 1006.9 1003.7 1003.6 1002.7 998.4 992.4 990.6 991.0 996.1 1002.6 1010.0 1009.4 990.6 DAY-HOUR 28-12 15-12 7-15 3-15 27-15 5-15 11-15 3-15 6-21 1- 3 3-12 30-18 MEAN QNH PRESSURE IN HPA 1017.0 1016.2 1015.3 1010.4 1006.0 999.3 996.6 998.5 1003.3 1012.3 1016.9 1019.0 1009.2 MAX. QNH PRESSURE IN HPA 1023.2 1022.9 1024.4 1016.6 1010.5 1003.0 1002.7 1005.9 1008.7 1018.3 1021.4 1027.2 1027.2 DAY-HOUR 8- 6 3- 6 2- 6 24- 6 9- 6 18-21 30- 6 29- 6 28- 6 20- 6 19-18 15- 6 MIN. QNH PRESSURE IN HPA 1008.9 1005.7 1005.6 1004.7 1000.4 994.4 992.6 993.0 998.1 1004.6 1012.1 1011.4 992.6 DAY-HOUR 28-12 15-12 7-15 3-15 27-15 5-15 11-15 3-15 6-21 1- 3 3-12 30-18 MEAN QFF PRESSURE IN HPA 1017.3 1016.4 1015.5 1010.6 1006.2 999.5 996.8 998.6 1003.5 1012.5 1017.2 1019.2 1009.4 MAX. QFF PRESSURE IN HPA 1023.5 1023.2 1024.7 1016.7 1010.7 1003.2 1002.8 1006.1 1008.9 1018.4 1021.6 1027.5 1027.5 DAY-HOUR 8- 6 3- 6 2- 6 24- 6 9- 6 18-21 30- 6 29- 6 28- 6 20- 6 19-18 15- 6 MIN. QFF PRESSURE IN HPA 1009.2 1006.0 1005.9 1005.0 1000.6 994.6 992.7 993.1 998.2 1004.8 1012.2 1011.7 992.7 DAY-HOUR 28-12 15-12 7-15 3-15 27-15 5-15 11-15 3-15 6-21 1- 3 3-12 30-18 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1015.3 1014.1 1013.7 1008.9 1004.1 997.5 994.8 996.2 1001.1 1010.1 1014.6 1017.0 1007.3 MAX. QFE PRESSURE IN HPA 1019.9 1019.4 1020.4 1012.0 1007.7 1000.9 998.2 1002.3 1006.2 1013.9 1018.6 1023.6 1023.6 DAY 8 19 2 24 16 19 30 30 30 21 20 16 MIN. QFE PRESSURE IN HPA 1009.1 1005.6 1005.9 1006.1 998.5 993.5 990.8 992.3 997.0 1002.9 1010.9 1012.1 990.8 DAY 28 8 7 3 27 6 12 3 7 1 3 6 MEAN QNH PRESSURE IN HPA 1017.3 1016.2 1015.8 1010.9 1006.1 999.5 996.8 998.2 1003.1 1012.1 1016.7 1019.0 1009.3 MAX. QNH PRESSURE IN HPA 1022.0 1021.5 1022.5 1014.0 1009.7 1002.9 1000.2 1004.3 1008.2 1016.0 1020.7 1025.7 1025.7 DAY 8 19 2 24 16 19 30 30 30 21 20 16 MIN. QNH PRESSURE IN HPA 1011.1 1007.6 1007.9 1008.1 1000.5 995.5 992.8 994.3 999.0 1004.9 1013.0 1014.1 992.8 DAY 28 8 7 3 27 6 12 3 7 1 3 6 MEAN QFF PRESSURE IN HPA 1017.6 1016.4 1016.0 1011.2 1006.3 999.7 996.9 998.4 1003.2 1012.3 1016.9 1019.3 1009.5 MAX. QFF PRESSURE IN HPA 1022.3 1021.8 1022.8 1014.3 1009.9 1003.1 1000.3 1004.5 1008.4 1016.2 1020.9 1026.0 1026.0 DAY 8 19 2 24 16 19 30 30 30 21 20 16 MIN. QFF PRESSURE IN HPA 1011.4 1007.9 1008.2 1008.4 1000.7 995.7 992.9 994.4 999.2 1005.1 1013.1 1014.4 992.9 DAY 28 8 7 3 27 6 12 3 7 1 3 6 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1015.0 1014.1 1013.2 1008.4 1004.2 997.4 994.8 996.9 1001.7 1010.2 1014.7 1016.7 1007.3 MAX. QFE PRESSURE IN HPA 1019.3 1019.4 1020.6 1012.8 1007.8 1000.4 999.4 1003.1 1006.0 1014.5 1018.1 1023.4 1023.4 DAY 8 22 2 24 16 26 30 30 30 20 20 15 MIN. QFE PRESSURE IN HPA 1007.3 1005.3 1005.8 1005.1 998.5 994.1 991.3 992.9 997.9 1002.6 1010.8 1011.7 991.3 DAY 28 8 7 3 27 6 12 3 7 1 3 6 MEAN QNH PRESSURE IN HPA 1017.0 1016.1 1015.3 1010.5 1006.3 999.5 996.9 998.9 1003.7 1012.3 1016.7 1018.8 1009.3 MAX. QNH PRESSURE IN HPA 1021.4 1021.5 1022.7 1014.9 1009.8 1002.4 1001.4 1005.1 1008.0 1016.6 1020.2 1025.5 1025.5 DAY 8 22 2 24 16 26 30 30 30 20 20 15 MIN. QNH PRESSURE IN HPA 1009.3 1007.3 1007.8 1007.1 1000.5 996.1 993.3 994.9 999.9 1004.6 1012.9 1013.8 993.3 DAY 28 8 7 3 27 6 12 3 7 1 3 6 MEAN QFF PRESSURE IN HPA 1017.3 1016.4 1015.5 1010.7 1006.5 999.6 997.0 999.1 1003.9 1012.5 1016.9 1019.1 1009.5 MAX. QFF PRESSURE IN HPA 1021.7 1021.7 1023.0 1015.1 1010.0 1002.6 1001.5 1005.3 1008.2 1016.8 1020.4 1025.8 1025.8 DAY 8 22 2 24 16 26 30 30 30 20 20 15 MIN. QFF PRESSURE IN HPA 1009.6 1007.6 1008.1 1007.4 1000.7 996.3 993.4 995.0 1000.1 1004.8 1013.1 1014.0 993.4 DAY 28 8 7 3 27 6 12 3 7 1 3 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1016.1 1015.2 1014.5 1009.2 1005.1 998.1 995.5 997.6 1002.5 1011.5 1016.3 1018.0 1008.3 MAX. QFE PRESSURE IN HPA 1021.1 1020.8 1022.3 1014.5 1008.5 1000.8 1000.7 1003.9 1006.7 1016.2 1019.0 1025.1 1025.1 DAY 8 3 2 24 9 19 30 29 28 20 20 15 MIN. QFE PRESSURE IN HPA 1008.7 1005.0 1007.7 1004.3 999.9 995.3 992.0 993.0 998.8 1004.0 1012.4 1012.7 992.0 DAY 28 15 7 11 27 6 21 3 1 1 26 30 MEAN QNH PRESSURE IN HPA 1018.2 1017.2 1016.6 1011.3 1007.2 1000.1 997.6 999.6 1004.6 1013.5 1018.3 1020.1 1010.3 MAX. QNH PRESSURE IN HPA 1023.2 1022.9 1024.4 1016.6 1010.5 1002.8 1002.7 1005.9 1008.7 1018.3 1021.1 1027.2 1027.2 DAY 8 3 2 24 9 19 30 29 28 20 20 15 MIN. QNH PRESSURE IN HPA 1010.7 1007.0 1009.7 1006.3 1001.9 997.3 994.0 995.0 1000.8 1006.0 1014.4 1014.8 994.0 DAY 28 15 7 11 27 6 21 3 1 1 26 30 MEAN QFF PRESSURE IN HPA 1018.4 1017.5 1016.8 1011.5 1007.3 1000.3 997.7 999.7 1004.7 1013.7 1018.5 1020.4 1010.5 MAX. QFF PRESSURE IN HPA 1023.5 1023.2 1024.7 1016.7 1010.7 1003.0 1002.8 1006.1 1008.9 1018.4 1021.3 1027.5 1027.5 DAY 8 3 2 24 9 19 30 29 28 20 20 15 MIN. QFF PRESSURE IN HPA 1011.0 1007.3 1010.0 1006.5 1002.1 997.5 994.1 995.1 1000.9 1006.2 1014.7 1015.0 994.1 DAY 28 15 7 11 27 6 21 3 1 1 26 30 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1015.2 1014.5 1013.7 1008.6 1004.7 997.9 995.2 997.5 1001.9 1010.8 1015.4 1017.0 1007.7 MAX. QFE PRESSURE IN HPA 1020.2 1019.8 1021.3 1012.8 1007.6 1001.0 999.3 1003.9 1006.2 1014.7 1018.0 1024.1 1024.1 DAY 8 22 2 24 8 19 30 29 28 20 17 15 MIN. QFE PRESSURE IN HPA 1007.6 1006.5 1007.1 1004.1 1000.2 995.3 991.3 992.8 998.4 1003.6 1011.8 1011.2 991.3 DAY 28 15 7 18 27 6 21 3 1 1 3 29 MEAN QNH PRESSURE IN HPA 1017.3 1016.6 1015.7 1010.6 1006.8 999.9 997.2 999.5 1004.0 1012.8 1017.5 1019.1 1009.7 MAX. QNH PRESSURE IN HPA 1022.3 1021.9 1023.4 1014.9 1009.6 1003.0 1001.3 1005.9 1008.2 1016.8 1020.1 1026.2 1026.2 DAY 8 22 2 24 8 19 30 29 28 20 17 15 MIN. QNH PRESSURE IN HPA 1009.6 1008.5 1009.1 1006.1 1002.2 997.3 993.3 994.8 1000.4 1005.6 1013.9 1013.3 993.3 DAY 28 15 7 18 27 6 21 3 1 1 3 29 MEAN QFF PRESSURE IN HPA 1017.5 1016.9 1016.0 1010.8 1006.9 1000.0 997.3 999.6 1004.1 1013.0 1017.7 1019.4 1009.9 MAX. QFF PRESSURE IN HPA 1022.6 1022.1 1023.6 1015.0 1009.8 1003.2 1001.4 1006.1 1008.4 1016.9 1020.3 1026.4 1026.4 DAY 8 22 2 24 8 19 30 29 28 20 17 15 MIN. QFF PRESSURE IN HPA 1009.9 1008.8 1009.4 1006.3 1002.4 997.5 993.4 994.9 1000.5 1005.8 1014.0 1013.5 993.4 DAY 28 15 7 18 27 6 21 3 1 1 3 29 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1013.8 1013.4 1012.1 1007.2 1003.4 996.8 994.0 995.8 1000.5 1009.3 1014.0 1015.8 1006.4 MAX. QFE PRESSURE IN HPA 1018.4 1019.3 1020.2 1011.9 1006.8 999.9 998.0 1001.9 1005.0 1013.3 1016.5 1022.6 1022.6 DAY 8 3 1 24 18 19 30 29 28 20 17 15 MIN. QFE PRESSURE IN HPA 1006.9 1003.7 1004.7 1003.0 998.9 994.0 991.0 991.5 996.4 1003.0 1010.0 1009.6 991.0 DAY 28 15 7 3 27 6 12 3 1 1 3 30 MEAN QNH PRESSURE IN HPA 1015.8 1015.4 1014.1 1009.2 1005.5 998.8 996.0 997.8 1002.6 1011.3 1016.1 1017.9 1008.4 MAX. QNH PRESSURE IN HPA 1020.5 1021.4 1022.3 1013.9 1008.8 1001.9 1000.0 1003.9 1007.0 1015.4 1018.6 1024.7 1024.7 DAY 8 3 1 24 18 19 30 29 28 20 17 15 MIN. QNH PRESSURE IN HPA 1008.9 1005.7 1006.7 1005.0 1000.9 996.0 993.0 993.5 998.4 1005.0 1012.1 1011.6 993.0 DAY 28 15 7 3 27 6 12 3 1 1 3 30 MEAN QFF PRESSURE IN HPA 1016.1 1015.7 1014.4 1009.4 1005.6 999.0 996.2 998.0 1002.7 1011.5 1016.3 1018.1 1008.6 MAX. QFF PRESSURE IN HPA 1020.8 1021.7 1022.6 1014.2 1009.0 1002.1 1000.1 1004.1 1007.2 1015.5 1018.8 1024.9 1024.9 DAY 8 3 1 24 18 19 30 29 28 20 17 15 MIN. QFF PRESSURE IN HPA 1009.2 1006.0 1007.0 1005.2 1001.1 996.2 993.1 993.6 998.5 1005.2 1012.2 1011.9 993.1 DAY 28 15 7 3 27 6 12 3 1 1 3 30 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1014.2 1013.5 1012.3 1007.5 1002.9 996.3 993.6 995.3 1000.2 1009.7 1014.3 1016.5 1006.3 MAX. QFE PRESSURE IN HPA 1019.0 1019.7 1020.5 1011.0 1006.6 999.1 997.1 1001.6 1004.9 1013.2 1018.6 1023.3 1023.3 DAY 7 21 1 24 8 25 30 30 28 19 19 15 MIN. QFE PRESSURE IN HPA 1008.5 1004.2 1003.6 1002.7 998.4 992.4 990.6 991.0 996.3 1003.3 1010.9 1010.2 990.6 DAY 28 15 7 3 27 5 11 3 6 1 23 30 MEAN QNH PRESSURE IN HPA 1016.3 1015.5 1014.3 1009.6 1004.9 998.4 995.6 997.3 1002.2 1011.7 1016.3 1018.5 1008.4 MAX. QNH PRESSURE IN HPA 1021.1 1021.8 1022.6 1013.1 1008.6 1001.1 999.1 1003.6 1006.9 1015.3 1020.7 1025.4 1025.4 DAY 7 21 1 24 8 25 30 30 28 19 19 15 MIN. QNH PRESSURE IN HPA 1010.5 1006.2 1005.6 1004.7 1000.4 994.4 992.6 993.0 998.3 1005.3 1013.0 1012.3 992.6 DAY 28 15 7 3 27 5 11 3 6 1 23 30 MEAN QFF PRESSURE IN HPA 1016.6 1015.8 1014.6 1009.8 1005.1 998.5 995.7 997.5 1002.4 1011.9 1016.6 1018.8 1008.6 MAX. QFF PRESSURE IN HPA 1021.4 1022.1 1022.9 1013.3 1008.8 1001.3 999.2 1003.8 1007.1 1015.5 1020.9 1025.7 1025.7 DAY 7 21 1 24 8 25 30 30 28 19 19 15 MIN. QFF PRESSURE IN HPA 1010.8 1006.5 1005.9 1005.0 1000.6 994.6 992.7 993.1 998.5 1005.5 1013.2 1012.5 992.7 DAY 28 15 7 3 27 5 11 3 6 1 23 30 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1014.9 1013.9 1012.9 1008.5 1003.5 997.1 994.4 995.9 1001.1 1010.4 1014.9 1017.1 1007.0 MAX. QFE PRESSURE IN HPA 1019.2 1020.0 1020.8 1011.9 1007.2 1000.0 997.6 1002.3 1005.6 1014.8 1019.3 1024.4 1024.4 DAY 7 3 1 24 8 22 30 29 28 20 19 15 MIN. QFE PRESSURE IN HPA 1010.4 1004.9 1003.9 1004.2 999.0 992.9 990.9 991.5 996.3 1004.1 1010.7 1009.4 990.9 DAY 28 15 7 3 27 5 11 8 6 1 23 30 MEAN QNH PRESSURE IN HPA 1017.0 1016.0 1014.9 1010.6 1005.6 999.1 996.4 997.9 1003.1 1012.5 1016.9 1019.2 1009.1 MAX. QNH PRESSURE IN HPA 1021.3 1022.1 1022.9 1013.9 1009.2 1002.0 999.6 1004.3 1007.6 1016.9 1021.4 1026.5 1026.5 DAY 7 3 1 24 8 22 30 29 28 20 19 15 MIN. QNH PRESSURE IN HPA 1012.5 1006.9 1005.9 1006.2 1001.0 994.9 992.9 993.5 998.3 1006.1 1012.8 1011.4 992.9 DAY 28 15 7 3 27 5 11 8 6 1 23 30 MEAN QFF PRESSURE IN HPA 1017.3 1016.3 1015.2 1010.8 1005.7 999.2 996.5 998.0 1003.2 1012.6 1017.1 1019.4 1009.3 MAX. QFF PRESSURE IN HPA 1021.6 1022.4 1023.2 1014.1 1009.4 1002.2 999.7 1004.4 1007.8 1017.0 1021.6 1026.8 1026.8 DAY 7 3 1 24 8 22 30 29 28 20 19 15 MIN. QFF PRESSURE IN HPA 1012.7 1007.2 1006.2 1006.4 1001.2 995.1 993.0 993.6 998.4 1006.3 1013.0 1011.7 993.0 DAY 28 15 7 3 28 5 11 8 6 1 23 30 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1015.5 1014.3 1013.5 1008.9 1004.0 997.6 994.8 996.4 1001.5 1010.6 1015.1 1017.4 1007.5 MAX. QFE PRESSURE IN HPA 1020.3 1020.4 1020.8 1011.6 1007.4 1001.0 997.9 1002.6 1005.4 1014.3 1019.2 1024.3 1024.3 DAY 7 3 1 7 8 18 30 29 28 20 19 15 MIN. QFE PRESSURE IN HPA 1010.7 1005.3 1005.7 1005.4 998.7 993.5 991.4 992.4 996.1 1004.4 1011.0 1011.4 991.4 DAY 27 15 6 3 26 5 11 8 6 1 26 30 MEAN QNH PRESSURE IN HPA 1017.6 1016.4 1015.6 1010.9 1006.0 999.7 996.8 998.4 1003.5 1012.7 1017.2 1019.4 1009.5 MAX. QNH PRESSURE IN HPA 1022.4 1022.5 1022.9 1013.7 1009.4 1003.0 999.9 1004.6 1007.4 1016.4 1021.3 1026.4 1026.4 DAY 7 3 1 7 8 18 30 29 28 20 19 15 MIN. QNH PRESSURE IN HPA 1012.8 1007.3 1007.7 1007.4 1000.7 995.5 993.4 994.4 998.1 1006.4 1013.1 1013.5 993.4 DAY 27 15 6 3 26 5 11 8 6 1 26 30 MEAN QFF PRESSURE IN HPA 1017.9 1016.7 1015.8 1011.1 1006.2 999.8 996.9 998.5 1003.7 1012.8 1017.4 1019.7 1009.7 MAX. QFF PRESSURE IN HPA 1022.7 1022.8 1023.2 1013.9 1009.6 1003.2 1000.0 1004.7 1007.6 1016.5 1021.5 1026.7 1026.7 DAY 7 3 1 7 9 18 30 29 29 20 19 15 MIN. QFF PRESSURE IN HPA 1013.0 1007.6 1008.0 1007.6 1000.9 995.7 993.5 994.5 998.2 1006.6 1013.3 1013.7 993.5 DAY 27 15 6 3 26 5 11 8 6 1 26 30 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 14.2 15.8 19.1 23.6 28.0 31.9 33.1 32.9 30.4 25.5 21.6 16.1 24.4 MINIMUN AIR TEMPERATURE (C) 10.2 10.3 14.7 17.9 22.4 23.9 27.1 27.4 23.8 18.2 15.3 12.3 18.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 7 26 30 31 31 30 6 1 0 162 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 5.0 7.0 11.0 14.0 19.0 21.0 23.0 23.0 21.0 14.0 10.0 7.0 5.0 DAY 10 4 1 13 5 3 29 27 15 29 28 7 MAXIMUM AIR TEMPERATURE (C) 18.7 21.1 24.9 30.9 35.0 39.4 39.3 39.3 36.8 32.9 28.2 20.9 30.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 19 29 30 31 31 30 31 7 0 210 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.0 25.0 30.0 38.0 42.0 46.0 44.0 45.0 39.0 36.0 33.0 29.0 46.0 DAY 15 14 7 20 20 18 10 22 1 5 11 1 DIF. BETWEEN (MAX.-MIN.) (C) 8.5 10.8 10.2 13.0 12.6 15.5 12.2 11.9 13.0 14.7 12.9 8.6 12.0 MEAN DAILY TEMP. (MDT) (C) 14.5 15.7 19.8 24.4 28.7 31.7 33.2 33.4 30.3 25.6 21.7 16.6 24.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 9.5 103.5 238.0 320.5 378.5 383.5 278.5 141.5 35.5 1.5 1890.5 HEATING DEG. DAYS(BASE 18 0C) 110.5 65.5 5.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.5 61.5 243.5 DEWPOINT (MEAN C) 10.7 10.6 13.5 14.3 18.7 21.5 23.2 25.2 22.3 17.4 13.8 11.9 16.9 MIXING RATIO (G/KG) 8.07 8.09 9.79 10.42 13.98 16.76 18.57 20.93 17.48 12.73 10.03 8.80 12.97 VAPOUR PRESSURE (HPA) 13.03 13.02 15.66 16.62 22.05 26.15 28.83 32.41 27.36 20.24 16.08 14.16 20.47 SATURATION DEF. (HPA) 3.42 5.38 6.91 13.73 17.06 23.06 23.04 18.93 17.30 13.72 10.66 4.65 13.15 RELATIVE HUMIDITY (MEAN %) 80 73 72 59 60 58 59 67 65 64 63 77 66 RELATIVE HUMIDITY (MAX. %) 92 89 86 78 78 83 82 86 86 87 83 88 85 RELATIVE HUMIDITY (MIN. %) 67 57 54 38 40 36 40 45 42 41 44 63 47 RELATIVE HUMIDITY (MEAN% 03UTC) 90 85 82 71 69 76 74 82 83 84 78 85 80 RELATIVE HUMIDITY (MEAN% 09UTC) 72 60 58 41 41 40 42 48 46 43 47 67 50 RELATIVE HUMIDITY (MEAN% 15UTC) 76 68 71 57 57 51 53 62 60 56 61 74 62 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 30.0 23.0 21.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 144.0 219.0 DAYS WITH PRECIPITATION >=10 1 1 0 0 0 0 0 0 0 0 0 2 4 DAYS WITH PRECIPITATION >= 5 3 1 1 0 0 0 0 0 0 0 0 5 10 DAYS WITH PRECIPITATION >= 1 6 2 7 1 0 0 0 0 0 0 0 6 22 DAYS WITH PRECIPITATION 6 2 9 1 0 0 0 0 0 0 0 6 24 GREATEST DAILY PRECIPITATION 14.0 19.0 9.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 88.0 88.0 DAY 14 1 29 19 ** ** ** ** ** ** ** 8 DAY WITH THUNDER STORM 2 1 1 1 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 0 2 0 0 4 3 6 4 2 0 0 0 21 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 315 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 4.7 6.7 6.3 8.2 10.7 6.3 6.8 5.6 7.5 4.5 5.2 5.6 6.6 PREVAILING WIND PERCENT 47.6 60.3 42.7 47.1 58.1 42.1 48.0 39.5 34.2 48.0 42.9 44.0 46.1 CALMS PERCENT OF WIND 4.0 1.8 2.4 1.7 3.6 7.1 5.6 8.1 8.8 3.2 7.9 8.5 5.2 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 327 313 308 305 310 310 305 290 304 320 313 313 309 VECTOR WIND MAGNITUDE(KNOTS) 1.9 4.2 1.6 4.1 6.4 3.2 3.9 2.9 3.1 2.3 2.2 2.0 3.1 WIND STEADINESES (MEAN %) 50.0 80.8 27.6 64.1 77.1 68.1 76.5 67.4 68.9 67.6 53.7 43.5 62.0 WIND SPEED (MEAN KNOTS) 3.8 5.2 5.8 6.4 8.3 4.7 5.1 4.3 4.5 3.4 4.1 4.6 5.0 FASTEST WIND DIRECTION 180 310 180 310 310 310 310 310 310 310 180 230 310 FASTEST WIND SPEED (KNOTS) 13 24 24 30 30 13 18 13 30 12 13 25 30 DAY 31 23 4 10 2 10 20 30 29 9 24 8 DAYS WITH SKY CLEAR (0-2)/8 19 26 13 19 27 30 31 27 30 31 18 16 287 DAYS WITH P.CLOUDY (3-6)/8 10 2 8 10 4 0 0 3 0 0 11 10 58 DAYS WITH CLOUDY (7-8)/8 2 0 10 1 0 0 0 1 0 0 1 5 20 DAYS WITH VISIBILITY =< 2 KM 0 1 0 0 1 0 0 0 0 0 0 1 3 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1018.8 1015.1 1011.2 1009.9 1004.5 997.6 995.3 996.0 1001.9 1009.7 1013.8 1015.7 1007.5 MAX. QFE PRESSURE IN HPA 1026.1 1020.8 1018.8 1015.2 1011.5 1003.7 1000.2 1001.8 1008.5 1015.5 1020.0 1021.5 1026.1 DAY-HOUR 9- 6 24- 6 29- 6 19- 6 5-21 6- 6 10- 6 23- 9 20- 6 18- 6 26- 6 9- 6 MIN. QFE PRESSURE IN HPA 1011.6 1011.8 1003.5 1002.5 999.1 990.2 991.6 992.9 993.5 1000.5 1008.7 1006.8 990.2 DAY-HOUR 26-12 5-15 12-15 29-12 25-12 30-12 27- 0 3-15 1- 0 21-12 9- 0 29- 3 MEAN QNH PRESSURE IN HPA 1020.8 1017.2 1013.3 1012.0 1006.5 999.6 997.3 998.0 1003.9 1011.7 1015.9 1017.7 1009.5 MAX. QNH PRESSURE IN HPA 1028.2 1022.9 1020.9 1017.3 1013.6 1005.7 1002.2 1003.8 1010.5 1017.6 1022.1 1023.6 1028.2 DAY-HOUR 9- 6 24- 6 29- 6 19- 6 5-21 6- 6 10- 6 23- 9 20- 6 18- 6 26- 6 9- 6 MIN. QNH PRESSURE IN HPA 1013.7 1013.9 1005.5 1004.5 1001.1 992.2 993.6 994.9 995.5 1002.5 1010.7 1008.8 992.2 DAY-HOUR 26-12 5-15 12-15 29-12 25-12 30-12 27- 0 3-15 1- 0 21-12 9- 0 29- 3 MEAN QFF PRESSURE IN HPA 1021.1 1017.5 1013.5 1012.2 1006.7 999.8 997.4 998.1 1004.1 1011.9 1016.1 1018.0 1009.7 MAX. QFF PRESSURE IN HPA 1028.5 1023.2 1021.1 1017.5 1013.7 1005.9 1002.3 1003.9 1010.7 1017.8 1022.3 1023.9 1028.5 DAY-HOUR 9- 6 24- 6 29- 6 19- 6 5-21 6- 6 10- 6 23- 9 20- 6 18- 6 26- 6 9- 6 MIN. QFF PRESSURE IN HPA 1013.9 1014.1 1005.8 1004.7 1001.3 992.3 993.7 995.0 995.6 1002.7 1011.0 1009.1 992.3 DAY-HOUR 26-12 6-12 12-15 29-12 25-12 30-12 27- 0 3-15 1- 0 21-12 9- 0 29- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1014.9 1011.0 1009.8 1004.5 997.3 994.6 995.6 1001.1 1009.1 1013.1 1015.2 1007.1 MAX. QFE PRESSURE IN HPA 1024.6 1018.8 1016.5 1013.7 1010.9 1001.6 998.5 999.5 1006.7 1013.5 1018.5 1019.5 1024.6 DAY 9 24 29 11 6 2 10 23 21 19 26 23 MIN. QFE PRESSURE IN HPA 1012.3 1012.0 1005.2 1005.0 999.8 991.9 991.6 993.0 993.5 1003.9 1008.7 1007.7 991.6 DAY 26 5 13 30 25 29 27 12 1 1 9 29 MEAN QNH PRESSURE IN HPA 1020.9 1017.0 1013.0 1011.8 1006.5 999.3 996.6 997.6 1003.1 1011.1 1015.1 1017.2 1009.1 MAX. QNH PRESSURE IN HPA 1026.7 1020.9 1018.6 1015.8 1013.0 1003.6 1000.5 1001.5 1008.7 1015.6 1020.6 1021.6 1026.7 DAY 9 24 29 11 6 2 10 23 21 19 26 23 MIN. QNH PRESSURE IN HPA 1014.3 1014.0 1007.2 1007.0 1001.8 993.9 993.6 995.0 995.5 1005.9 1010.7 1009.7 993.6 DAY 26 5 13 30 25 29 27 12 1 1 9 29 MEAN QFF PRESSURE IN HPA 1021.2 1017.3 1013.3 1012.1 1006.7 999.5 996.7 997.7 1003.2 1011.3 1015.3 1017.5 1009.3 MAX. QFF PRESSURE IN HPA 1027.0 1021.2 1018.8 1016.0 1013.2 1003.8 1000.7 1001.7 1008.9 1015.7 1020.8 1021.8 1027.0 DAY 9 24 29 11 6 2 10 23 21 19 26 23 MIN. QFF PRESSURE IN HPA 1014.6 1014.3 1007.5 1007.2 1002.0 994.0 993.7 995.1 995.6 1006.1 1011.0 1010.0 993.7 DAY 26 5 13 30 25 29 27 12 1 1 9 29 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1015.0 1011.2 1010.0 1004.2 997.8 995.3 996.1 1001.8 1009.4 1013.5 1015.3 1007.4 MAX. QFE PRESSURE IN HPA 1024.0 1019.5 1017.3 1013.7 1010.0 1002.2 998.8 999.6 1007.0 1013.7 1019.0 1019.6 1024.0 DAY 9 24 29 13 6 1 10 23 21 18 26 23 MIN. QFE PRESSURE IN HPA 1011.7 1011.9 1005.7 1004.7 999.5 991.8 992.5 993.7 994.0 1004.4 1009.2 1006.8 991.8 DAY 26 5 4 30 25 29 17 12 1 1 8 29 MEAN QNH PRESSURE IN HPA 1020.8 1017.0 1013.2 1012.0 1006.3 999.9 997.3 998.1 1003.8 1011.5 1015.6 1017.3 1009.4 MAX. QNH PRESSURE IN HPA 1026.1 1021.6 1019.4 1015.8 1012.1 1004.2 1000.8 1001.6 1009.0 1015.8 1021.1 1021.7 1026.1 DAY 9 24 29 13 6 1 10 23 21 18 26 23 MIN. QNH PRESSURE IN HPA 1013.8 1013.9 1007.7 1006.7 1001.5 993.8 994.5 995.7 996.0 1006.4 1011.2 1008.8 993.8 DAY 26 5 4 30 25 29 17 12 1 1 8 29 MEAN QFF PRESSURE IN HPA 1021.1 1017.3 1013.5 1012.2 1006.5 1000.0 997.4 998.2 1003.9 1011.7 1015.8 1017.6 1009.6 MAX. QFF PRESSURE IN HPA 1026.4 1021.9 1019.6 1016.0 1012.3 1004.4 1001.0 1001.8 1009.2 1016.0 1021.3 1022.0 1026.4 DAY 9 24 29 13 6 1 10 23 21 18 26 23 MIN. QFF PRESSURE IN HPA 1014.0 1014.3 1008.0 1006.9 1001.7 993.9 994.6 995.8 996.2 1006.7 1011.5 1009.1 993.9 DAY 26 5 4 30 25 29 17 12 1 1 8 29 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1020.1 1016.4 1012.4 1011.1 1005.4 998.6 996.3 997.0 1003.1 1011.0 1015.2 1016.8 1008.6 MAX. QFE PRESSURE IN HPA 1026.1 1020.8 1018.8 1015.2 1010.8 1003.7 1000.2 1000.7 1008.5 1015.5 1020.0 1021.5 1026.1 DAY 9 24 29 19 6 6 10 23 20 18 26 9 MIN. QFE PRESSURE IN HPA 1013.1 1013.4 1006.2 1006.4 1000.6 992.4 993.6 994.8 994.7 1005.6 1010.9 1008.5 992.4 DAY 26 6 12 30 25 29 17 12 1 1 8 29 MEAN QNH PRESSURE IN HPA 1022.2 1018.4 1014.5 1013.2 1007.4 1000.7 998.3 999.1 1005.1 1013.0 1017.2 1018.9 1010.7 MAX. QNH PRESSURE IN HPA 1028.2 1022.9 1020.9 1017.3 1012.9 1005.7 1002.2 1002.7 1010.5 1017.6 1022.1 1023.6 1028.2 DAY 9 24 29 19 6 6 10 23 20 18 26 9 MIN. QNH PRESSURE IN HPA 1015.2 1015.5 1008.2 1008.4 1002.6 994.4 995.6 996.8 996.7 1007.6 1013.0 1010.5 994.4 DAY 26 6 12 30 25 29 17 12 1 1 8 29 MEAN QFF PRESSURE IN HPA 1022.5 1018.7 1014.7 1013.4 1007.6 1000.8 998.5 999.2 1005.2 1013.2 1017.4 1019.2 1010.9 MAX. QFF PRESSURE IN HPA 1028.5 1023.2 1021.1 1017.5 1013.1 1005.9 1002.3 1002.9 1010.7 1017.8 1022.3 1023.9 1028.5 DAY 9 24 29 19 6 6 10 23 20 18 26 9 MIN. QFF PRESSURE IN HPA 1015.4 1015.7 1008.5 1008.6 1002.8 994.5 995.7 996.9 996.8 1007.8 1013.2 1010.8 994.5 DAY 26 6 12 30 25 29 17 12 1 1 8 29 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1019.2 1015.8 1011.7 1010.4 1004.8 998.0 995.9 996.7 1002.8 1010.4 1014.8 1016.3 1008.1 MAX. QFE PRESSURE IN HPA 1025.0 1020.2 1018.0 1014.2 1010.7 1002.9 999.6 1001.8 1007.9 1014.7 1019.2 1021.5 1025.0 DAY 9 24 29 12 8 1 10 23 20 18 26 9 MIN. QFE PRESSURE IN HPA 1012.9 1012.8 1005.7 1005.9 1000.1 991.2 992.8 994.1 995.6 1006.0 1010.4 1007.1 991.2 DAY 26 20 12 30 25 30 17 12 1 5 8 29 MEAN QNH PRESSURE IN HPA 1021.3 1017.9 1013.7 1012.5 1006.9 1000.0 997.9 998.8 1004.8 1012.4 1016.8 1018.3 1010.1 MAX. QNH PRESSURE IN HPA 1027.1 1022.3 1020.1 1016.3 1012.8 1004.9 1001.6 1003.8 1009.9 1016.8 1021.3 1023.6 1027.1 DAY 9 24 29 12 8 1 10 23 20 18 26 9 MIN. QNH PRESSURE IN HPA 1015.0 1014.9 1007.7 1007.9 1002.1 993.2 994.8 996.1 997.6 1008.0 1012.5 1009.1 993.2 DAY 26 20 12 30 25 30 17 12 1 5 8 29 MEAN QFF PRESSURE IN HPA 1021.6 1018.1 1014.0 1012.7 1007.0 1000.1 998.0 998.9 1004.9 1012.6 1017.0 1018.6 1010.3 MAX. QFF PRESSURE IN HPA 1027.4 1022.6 1020.3 1016.5 1012.9 1005.1 1001.7 1003.9 1010.1 1017.0 1021.5 1023.8 1027.4 DAY 9 24 29 12 8 1 10 23 20 18 26 9 MIN. QFF PRESSURE IN HPA 1015.2 1015.1 1008.1 1008.1 1002.3 993.3 994.9 996.2 997.7 1008.2 1012.7 1009.4 993.3 DAY 26 20 12 30 25 30 17 12 1 5 8 29 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1017.6 1014.2 1010.4 1009.0 1003.4 997.2 995.2 995.9 1001.8 1008.9 1013.7 1015.6 1006.9 MAX. QFE PRESSURE IN HPA 1023.2 1017.5 1016.3 1013.0 1009.4 1002.4 999.3 1001.0 1006.8 1013.6 1018.4 1020.9 1023.2 DAY 9 24 29 12 8 6 10 23 20 18 26 9 MIN. QFE PRESSURE IN HPA 1011.6 1011.8 1003.9 1002.5 999.1 990.2 992.6 993.7 994.7 1000.5 1009.2 1007.0 990.2 DAY 26 6 12 29 25 30 5 3 1 21 8 29 MEAN QNH PRESSURE IN HPA 1019.7 1016.3 1012.4 1011.0 1005.5 999.2 997.2 997.9 1003.8 1011.0 1015.8 1017.6 1008.9 MAX. QNH PRESSURE IN HPA 1025.3 1019.6 1018.4 1015.1 1011.4 1004.4 1001.3 1003.0 1008.8 1015.7 1020.5 1023.0 1025.3 DAY 9 24 29 12 8 6 10 23 20 18 26 9 MIN. QNH PRESSURE IN HPA 1013.7 1013.9 1005.9 1004.5 1001.1 992.2 994.6 995.7 996.7 1002.5 1011.2 1009.0 992.2 DAY 26 6 12 29 25 30 5 3 1 21 8 29 MEAN QFF PRESSURE IN HPA 1020.0 1016.6 1012.7 1011.2 1005.7 999.3 997.4 998.0 1003.9 1011.1 1016.0 1017.9 1009.1 MAX. QFF PRESSURE IN HPA 1025.6 1019.9 1018.6 1015.3 1011.6 1004.6 1001.5 1003.1 1009.0 1015.8 1020.7 1023.3 1025.6 DAY 9 24 29 12 8 6 10 23 20 18 26 9 MIN. QFF PRESSURE IN HPA 1013.9 1014.1 1006.2 1004.7 1001.3 992.3 994.7 995.8 996.8 1002.7 1011.5 1009.3 992.3 DAY 26 6 12 29 25 30 5 3 1 21 8 29 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1014.5 1010.5 1009.2 1003.8 996.9 994.8 995.2 1001.2 1009.1 1013.2 1015.2 1006.8 MAX. QFE PRESSURE IN HPA 1023.1 1017.8 1016.1 1012.5 1009.8 1001.3 999.3 998.3 1007.5 1013.5 1018.4 1019.4 1023.1 DAY 8 25 29 1 5 5 10 22 20 18 25 22 MIN. QFE PRESSURE IN HPA 1012.4 1011.8 1003.5 1003.5 999.4 991.6 991.7 992.9 994.5 1004.0 1008.8 1007.7 991.6 DAY 26 5 12 30 2 29 12 3 1 4 9 29 MEAN QNH PRESSURE IN HPA 1020.1 1016.5 1012.5 1011.3 1005.9 999.0 996.8 997.3 1003.3 1011.2 1015.2 1017.2 1008.9 MAX. QNH PRESSURE IN HPA 1025.2 1019.9 1018.2 1014.6 1011.8 1003.3 1001.3 1000.3 1009.5 1015.6 1020.5 1021.5 1025.2 DAY 8 25 29 1 5 5 10 22 20 18 25 22 MIN. QNH PRESSURE IN HPA 1014.4 1013.9 1005.5 1005.5 1001.4 993.6 993.7 994.9 996.5 1006.0 1010.8 1009.7 993.6 DAY 26 5 12 30 2 29 12 3 1 4 9 29 MEAN QFF PRESSURE IN HPA 1020.4 1016.8 1012.8 1011.5 1006.0 999.1 996.9 997.4 1003.4 1011.4 1015.5 1017.5 1009.1 MAX. QFF PRESSURE IN HPA 1025.5 1020.2 1018.4 1014.8 1012.1 1003.5 1001.5 1000.5 1009.7 1015.8 1020.7 1021.7 1025.5 DAY 8 25 29 1 5 5 10 22 20 18 25 22 MIN. QFF PRESSURE IN HPA 1014.7 1014.2 1005.8 1005.7 1001.6 993.8 993.8 995.0 996.7 1006.2 1011.1 1010.0 993.8 DAY 26 5 12 30 2 29 12 3 1 4 9 29 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1018.6 1015.1 1011.3 1010.1 1005.0 997.7 995.2 995.9 1002.0 1009.9 1013.7 1015.7 1007.5 MAX. QFE PRESSURE IN HPA 1024.0 1018.7 1016.4 1013.9 1011.0 1002.1 999.5 1000.2 1007.8 1014.3 1019.3 1019.6 1024.0 DAY 10 25 29 10 5 1 10 22 20 22 25 22 MIN. QFE PRESSURE IN HPA 1013.2 1012.0 1004.2 1004.4 1000.3 992.3 992.5 993.7 995.5 1004.9 1009.0 1008.7 992.3 DAY 31 4 12 30 2 29 16 3 1 4 9 29 MEAN QNH PRESSURE IN HPA 1020.7 1017.1 1013.3 1012.2 1007.0 999.7 997.2 997.9 1004.0 1012.0 1015.8 1017.7 1009.6 MAX. QNH PRESSURE IN HPA 1026.1 1020.8 1018.5 1016.0 1013.1 1004.1 1001.5 1002.2 1009.8 1016.4 1021.4 1021.7 1026.1 DAY 10 25 29 10 5 1 10 22 20 22 25 22 MIN. QNH PRESSURE IN HPA 1015.3 1014.0 1006.2 1006.4 1002.3 994.3 994.5 995.7 997.5 1006.9 1011.0 1010.7 994.3 DAY 31 4 12 30 2 29 16 3 1 4 9 29 MEAN QFF PRESSURE IN HPA 1021.0 1017.4 1013.6 1012.4 1007.2 999.9 997.3 998.1 1004.2 1012.2 1016.0 1018.0 1009.8 MAX. QFF PRESSURE IN HPA 1026.4 1021.1 1018.7 1016.2 1013.3 1004.3 1001.6 1002.3 1010.0 1016.5 1021.6 1021.9 1026.4 DAY 10 25 29 10 5 1 10 22 20 22 25 22 MIN. QFF PRESSURE IN HPA 1015.5 1014.3 1006.5 1006.6 1002.5 994.4 994.6 995.8 997.6 1007.1 1011.2 1011.0 994.4 DAY 31 4 12 30 2 29 16 3 1 4 9 29 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1019.0 1015.3 1011.4 1010.1 1004.9 997.5 995.0 995.8 1001.7 1009.7 1013.5 1015.5 1007.5 MAX. QFE PRESSURE IN HPA 1024.6 1018.3 1017.0 1014.5 1011.5 1002.0 998.9 999.8 1007.4 1014.0 1019.0 1019.5 1024.6 DAY 8 25 28 10 5 1 10 22 20 18 25 21 MIN. QFE PRESSURE IN HPA 1013.7 1012.6 1005.0 1004.2 1000.4 992.2 992.3 993.5 995.5 1005.0 1008.9 1009.2 992.2 DAY 25 4 12 30 22 29 12 7 1 4 9 28 MEAN QNH PRESSURE IN HPA 1021.1 1017.3 1013.5 1012.2 1006.9 999.5 997.1 997.8 1003.8 1011.8 1015.6 1017.5 1009.5 MAX. QNH PRESSURE IN HPA 1026.7 1020.4 1019.1 1016.6 1013.6 1004.0 1000.9 1001.8 1009.4 1016.1 1021.1 1021.6 1026.7 DAY 8 25 28 10 5 1 10 22 20 18 25 21 MIN. QNH PRESSURE IN HPA 1015.8 1014.7 1007.0 1006.2 1002.4 994.2 994.3 995.5 997.5 1007.0 1010.9 1011.2 994.2 DAY 25 4 12 30 22 29 12 7 1 4 9 28 MEAN QFF PRESSURE IN HPA 1021.4 1017.6 1013.7 1012.4 1007.1 999.6 997.2 997.9 1003.9 1012.0 1015.8 1017.8 1009.7 MAX. QFF PRESSURE IN HPA 1027.0 1020.6 1019.3 1016.8 1013.7 1004.2 1001.0 1001.9 1009.6 1016.2 1021.3 1021.9 1027.0 DAY 8 25 28 10 5 1 10 22 20 18 25 21 MIN. QFF PRESSURE IN HPA 1016.0 1014.9 1007.4 1006.4 1002.6 994.3 994.4 995.6 997.6 1007.2 1011.2 1011.5 994.3 DAY 25 18 12 30 22 29 12 7 1 4 9 29 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 12.9 16.1 19.0 22.9 26.2 29.9 33.1 33.7 30.2 25.3 19.3 15.2 23.7 MINIMUN AIR TEMPERATURE (C) 8.7 11.7 15.0 17.8 21.1 24.4 28.8 28.2 23.8 18.2 12.3 11.5 18.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 9 19 28 31 31 29 3 0 0 150 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 6.0 6.0 11.0 11.0 16.0 19.0 24.0 26.0 18.0 13.0 9.0 5.0 5.0 DAY 20 3 4 3 2 10 5 7 30 31 16 13 MAXIMUM AIR TEMPERATURE (C) 17.6 21.3 24.4 29.3 31.6 35.9 38.5 40.2 37.3 32.4 26.3 19.1 29.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 3 19 28 30 31 31 30 28 4 0 204 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 25.0 28.0 31.0 37.0 35.0 41.0 45.0 47.0 41.0 36.0 31.0 27.0 47.0 DAY 31 19 22 13 13 15 3 8 27 2 9 2 DIF. BETWEEN (MAX.-MIN.) (C) 8.9 9.6 9.4 11.5 10.5 11.5 9.7 12.0 13.5 14.2 14.0 7.6 11.0 MEAN DAILY TEMP. (MDT) (C) 13.2 16.5 19.7 23.5 26.4 30.1 33.6 34.2 30.5 25.3 19.3 15.3 24.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 1.0 8.0 100.5 167.0 273.5 391.5 409.0 286.5 133.5 11.5 1.0 1783.0 HEATING DEG. DAYS(BASE 18 0C) 149.5 61.5 4.5 6.0 0.0 0.0 0.0 0.0 0.0 0.0 12.0 93.5 327.0 DEWPOINT (MEAN C) 9.0 10.2 12.7 15.0 18.9 20.0 23.8 24.8 20.4 16.3 10.0 10.6 16.0 MIXING RATIO (G/KG) 7.20 7.90 9.34 10.97 14.05 15.04 19.27 20.47 15.65 12.07 7.84 8.10 12.32 VAPOUR PRESSURE (HPA) 11.61 12.70 14.92 17.47 22.16 23.54 29.87 31.73 24.56 19.21 12.64 13.07 19.46 SATURATION DEF. (HPA) 3.59 6.17 7.52 11.69 12.65 19.79 21.76 22.11 19.97 14.37 10.77 4.68 12.92 RELATIVE HUMIDITY (MEAN %) 78 69 68 64 66 58 60 62 59 61 58 76 65 RELATIVE HUMIDITY (MAX. %) 87 84 82 81 80 78 78 80 79 82 78 87 81 RELATIVE HUMIDITY (MIN. %) 64 51 52 45 50 39 43 46 38 37 33 61 47 RELATIVE HUMIDITY (MEAN% 03UTC) 86 80 77 78 76 73 74 75 75 80 77 85 78 RELATIVE HUMIDITY (MEAN% 09UTC) 69 55 53 48 52 42 46 47 40 39 34 63 49 RELATIVE HUMIDITY (MEAN% 15UTC) 74 68 71 58 65 50 55 57 55 59 60 74 62 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 113.0 3.0 22.0 15.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 310.0 463.0 DAYS WITH PRECIPITATION >=10 3 0 1 1 0 0 0 0 0 0 0 9 14 DAYS WITH PRECIPITATION >= 5 3 0 1 1 0 0 0 0 0 0 0 10 15 DAYS WITH PRECIPITATION >= 1 6 2 2 1 0 0 0 0 0 0 0 12 23 DAYS WITH PRECIPITATION 6 2 2 1 0 0 0 0 0 0 0 12 23 GREATEST DAILY PRECIPITATION 65.0 2.0 20.0 15.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 111.0 111.0 DAY 15 22 8 5 ** ** ** ** ** ** ** 21 DAY WITH THUNDER STORM 1 0 1 0 0 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 0 0 0 1 0 11 2 6 1 0 0 0 21 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 315 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 5.8 6.1 5.8 4.3 6.5 5.8 5.4 4.8 4.5 4.1 4.6 4.0 5.3 PREVAILING WIND PERCENT 44.4 50.0 64.5 51.3 75.4 60.8 35.6 28.6 42.9 45.6 39.2 39.5 48.1 CALMS PERCENT OF WIND 6.5 4.3 5.2 7.9 4.4 5.0 13.0 5.6 12.1 12.9 11.7 9.7 8.2 NO. OF WIND OBSERVATION 248 232 248 240 248 240 247 248 240 248 240 248 2927 VECTOR WIND DIRECTION (MEAN) 329 297 316 304 311 301 285 293 318 318 322 330 309 VECTOR WIND MAGNITUDE(KNOTS) 1.9 1.6 3.5 2.6 5.6 3.9 2.7 2.2 2.5 2.1 1.9 1.8 2.6 WIND STEADINESES (MEAN %) 38.0 27.1 67.3 63.4 91.8 81.3 71.1 61.1 78.1 70.0 61.3 56.2 60.5 WIND SPEED (MEAN KNOTS) 5.0 5.9 5.2 4.1 6.1 4.8 3.8 3.6 3.2 3.0 3.1 3.2 4.3 FASTEST WIND DIRECTION 310 130 130 310 310 310 310 310 310 310 310 310 130 FASTEST WIND SPEED (KNOTS) 24 30 24 24 18 13 12 18 9 6 12 18 30 DAY 31 8 2 23 29 2 13 12 22 1 12 12 DAYS WITH SKY CLEAR (0-2)/8 20 13 15 19 31 28 21 26 30 31 24 9 267 DAYS WITH P.CLOUDY (3-6)/8 8 7 8 5 0 1 7 4 0 0 6 7 53 DAYS WITH CLOUDY (7-8)/8 3 9 8 6 0 0 3 1 0 0 0 15 45 DAYS WITH VISIBILITY =< 2 KM 1 0 1 0 1 7 0 3 1 0 0 2 16 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1016.2 1014.6 1009.7 1009.1 1003.4 997.5 994.9 997.1 1002.0 1010.3 1016.1 1017.9 1007.4 MAX. QFE PRESSURE IN HPA 1022.3 1020.8 1016.2 1019.9 1010.0 1003.4 999.2 1005.6 1007.5 1016.6 1021.5 1026.7 1026.7 DAY-HOUR 20- 6 4- 6 5- 6 2- 6 10- 6 2-12 25- 6 31- 6 30- 6 23- 9 20- 9 13- 9 MIN. QFE PRESSURE IN HPA 1009.3 1008.0 1002.1 1000.9 997.5 993.0 990.5 992.5 996.9 1004.2 1009.2 1010.0 990.5 DAY-HOUR 7-12 8- 0 22-21 29-15 31-18 20-15 15-15 14-15 10-15 1- 0 1-15 10-12 MEAN QNH PRESSURE IN HPA 1018.3 1016.7 1011.7 1011.2 1005.4 999.5 996.9 999.1 1004.1 1012.3 1018.1 1020.0 1009.4 MAX. QNH PRESSURE IN HPA 1024.4 1022.9 1018.3 1022.0 1012.1 1005.4 1001.2 1007.6 1009.5 1018.7 1023.6 1028.8 1028.8 DAY-HOUR 20- 6 4- 6 5- 6 2- 6 10- 6 2-12 25- 6 31- 6 30- 6 23- 9 20- 9 13- 9 MIN. QNH PRESSURE IN HPA 1011.3 1010.0 1004.1 1002.9 999.5 995.0 992.5 994.5 998.9 1006.2 1011.2 1012.1 992.5 DAY-HOUR 7-12 8- 0 22-21 29-15 31-18 20-15 15-15 14-15 10-15 1- 0 1-15 10-12 MEAN QFF PRESSURE IN HPA 1018.6 1016.9 1012.0 1011.4 1005.6 999.7 997.1 999.3 1004.2 1012.5 1018.4 1020.2 1009.7 MAX. QFF PRESSURE IN HPA 1024.7 1023.2 1018.5 1022.3 1012.2 1005.6 1001.3 1007.8 1009.7 1018.9 1023.8 1029.1 1029.1 DAY-HOUR 20- 6 4- 6 5- 6 2- 6 10- 6 2-12 25- 6 31- 6 30- 9 23- 9 20- 9 13- 9 MIN. QFF PRESSURE IN HPA 1011.6 1010.3 1004.3 1003.1 999.7 995.2 992.6 994.6 999.1 1006.4 1011.5 1012.3 992.6 DAY-HOUR 7-12 8- 0 22-21 29-15 31-21 20-15 15-15 14-15 10-15 1- 0 1-15 10-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1016.0 1014.0 1009.1 1008.7 1002.8 996.9 994.4 996.3 1001.3 1009.9 1015.6 1017.4 1006.9 MAX. QFE PRESSURE IN HPA 1020.8 1019.6 1014.9 1018.7 1007.5 1001.2 997.5 1003.5 1006.0 1013.9 1020.0 1023.5 1023.5 DAY 20 5 4 2 2 13 30 31 30 27 20 13 MIN. QFE PRESSURE IN HPA 1009.9 1008.0 1002.5 1001.5 997.9 993.3 991.0 992.9 997.0 1004.2 1010.5 1012.6 991.0 DAY 15 8 18 30 27 20 2 5 11 1 2 10 MEAN QNH PRESSURE IN HPA 1018.1 1016.0 1011.2 1010.8 1004.8 998.9 996.5 998.3 1003.3 1011.9 1017.6 1019.5 1008.9 MAX. QNH PRESSURE IN HPA 1022.9 1021.7 1017.0 1020.8 1009.5 1003.2 999.5 1005.5 1008.0 1016.0 1022.1 1025.6 1025.6 DAY 20 5 4 2 2 13 30 31 30 27 20 13 MIN. QNH PRESSURE IN HPA 1011.9 1010.0 1004.5 1003.5 999.9 995.3 993.0 994.9 999.0 1006.2 1012.6 1014.7 993.0 DAY 15 8 18 30 27 20 2 5 11 1 2 10 MEAN QFF PRESSURE IN HPA 1018.4 1016.3 1011.4 1011.0 1005.0 999.1 996.6 998.4 1003.5 1012.1 1017.9 1019.8 1009.1 MAX. QFF PRESSURE IN HPA 1023.2 1021.9 1017.2 1021.0 1009.7 1003.4 999.6 1005.7 1008.2 1016.1 1022.3 1025.9 1025.9 DAY 21 5 4 2 2 13 30 31 30 27 20 13 MIN. QFF PRESSURE IN HPA 1012.2 1010.3 1004.7 1003.7 1000.1 995.4 993.2 995.0 999.2 1006.4 1012.8 1014.9 993.2 DAY 15 8 23 30 27 20 2 5 11 1 2 10 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1016.2 1014.1 1009.3 1009.0 1003.2 997.4 994.9 996.8 1001.8 1010.1 1015.7 1017.6 1007.2 MAX. QFE PRESSURE IN HPA 1021.0 1019.6 1014.6 1018.9 1008.8 1001.6 998.1 1005.1 1006.0 1014.1 1020.0 1024.0 1024.0 DAY 21 4 4 2 10 13 30 31 30 26 20 13 MIN. QFE PRESSURE IN HPA 1009.5 1008.5 1002.7 1002.0 998.5 993.5 990.8 994.0 998.0 1004.6 1011.1 1013.1 990.8 DAY 15 8 30 30 26 20 2 4 11 1 1 9 MEAN QNH PRESSURE IN HPA 1018.3 1016.2 1011.4 1011.0 1005.2 999.4 996.9 998.8 1003.8 1012.1 1017.8 1019.7 1009.2 MAX. QNH PRESSURE IN HPA 1023.1 1021.7 1016.7 1021.0 1010.8 1003.6 1000.1 1007.1 1008.0 1016.2 1022.1 1026.1 1026.1 DAY 21 4 4 2 10 13 30 31 30 26 20 13 MIN. QNH PRESSURE IN HPA 1011.5 1010.5 1004.7 1004.0 1000.5 995.5 992.8 996.0 1000.0 1006.6 1013.2 1015.2 992.8 DAY 15 8 30 30 26 20 2 4 11 1 1 9 MEAN QFF PRESSURE IN HPA 1018.6 1016.5 1011.6 1011.2 1005.4 999.6 997.1 999.0 1004.0 1012.3 1018.1 1019.9 1009.4 MAX. QFF PRESSURE IN HPA 1023.4 1022.0 1017.0 1021.3 1011.0 1003.8 1000.2 1007.3 1008.3 1016.4 1022.4 1026.4 1026.4 DAY 21 4 4 2 10 13 30 31 30 26 20 13 MIN. QFF PRESSURE IN HPA 1011.8 1010.8 1005.0 1004.2 1000.7 995.7 993.0 996.1 1000.2 1006.8 1013.4 1015.4 993.0 DAY 15 8 30 30 26 20 2 15 11 1 1 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1017.3 1015.7 1010.6 1010.2 1004.5 998.5 995.8 998.1 1003.0 1011.5 1017.3 1018.7 1008.4 MAX. QFE PRESSURE IN HPA 1022.3 1020.8 1016.2 1019.9 1010.0 1002.1 999.2 1005.6 1007.5 1015.6 1021.4 1025.8 1025.8 DAY 20 4 5 2 10 2 25 31 30 26 20 13 MIN. QFE PRESSURE IN HPA 1011.7 1009.4 1004.3 1003.1 999.8 994.1 991.2 994.8 998.7 1006.9 1012.2 1012.0 991.2 DAY 31 29 29 29 26 20 2 15 11 1 1 29 MEAN QNH PRESSURE IN HPA 1019.4 1017.8 1012.6 1012.2 1006.5 1000.5 997.8 1000.1 1005.0 1013.6 1019.4 1020.7 1010.5 MAX. QNH PRESSURE IN HPA 1024.4 1022.9 1018.3 1022.0 1012.1 1004.1 1001.2 1007.6 1009.5 1017.7 1023.5 1027.9 1027.9 DAY 20 4 5 2 10 2 25 31 30 26 20 13 MIN. QNH PRESSURE IN HPA 1013.8 1011.4 1006.3 1005.1 1001.8 996.1 993.2 996.8 1000.7 1008.9 1014.2 1014.0 993.2 DAY 31 29 29 29 26 20 2 15 11 1 1 29 MEAN QFF PRESSURE IN HPA 1019.7 1018.1 1012.9 1012.5 1006.7 1000.7 997.9 1000.2 1005.2 1013.8 1019.7 1021.0 1010.7 MAX. QFF PRESSURE IN HPA 1024.7 1023.2 1018.5 1022.3 1012.2 1004.3 1001.3 1007.8 1009.7 1017.9 1023.7 1028.2 1028.2 DAY 20 4 5 2 10 2 25 31 30 26 20 13 MIN. QFF PRESSURE IN HPA 1014.0 1011.7 1006.6 1005.3 1002.0 996.3 993.3 996.9 1000.9 1009.1 1014.5 1014.3 993.3 DAY 31 29 29 29 26 20 2 15 11 1 1 29 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1016.6 1015.9 1010.3 1009.9 1004.4 998.4 995.7 998.1 1003.0 1011.1 1016.9 1019.0 1008.3 MAX. QFE PRESSURE IN HPA 1021.6 1020.5 1015.5 1019.5 1009.1 1003.0 999.2 1005.6 1007.5 1016.6 1021.5 1026.7 1026.7 DAY 21 3 4 1 10 2 30 31 30 23 20 13 MIN. QFE PRESSURE IN HPA 1010.6 1010.9 1003.6 1003.5 999.7 995.0 992.0 994.6 998.8 1006.2 1011.8 1012.0 992.0 DAY 31 10 29 29 26 21 2 4 10 1 1 10 MEAN QNH PRESSURE IN HPA 1018.6 1017.9 1012.4 1012.0 1006.5 1000.5 997.7 1000.1 1005.0 1013.1 1018.9 1021.0 1010.3 MAX. QNH PRESSURE IN HPA 1023.7 1022.6 1017.6 1021.6 1011.1 1005.0 1001.2 1007.6 1009.5 1018.7 1023.6 1028.8 1028.8 DAY 21 3 4 1 10 2 30 31 30 23 20 13 MIN. QNH PRESSURE IN HPA 1012.7 1013.0 1005.6 1005.5 1001.7 997.0 994.0 996.6 1000.8 1008.2 1013.9 1014.0 994.0 DAY 31 10 29 29 26 21 2 4 10 1 1 10 MEAN QFF PRESSURE IN HPA 1018.9 1018.2 1012.6 1012.2 1006.6 1000.6 997.9 1000.2 1005.2 1013.3 1019.2 1021.3 1010.5 MAX. QFF PRESSURE IN HPA 1024.0 1022.9 1017.8 1021.8 1011.3 1005.2 1001.3 1007.8 1009.7 1018.9 1023.8 1029.1 1029.1 DAY 21 3 4 2 10 2 30 31 30 23 20 13 MIN. QFF PRESSURE IN HPA 1012.9 1013.2 1005.9 1005.7 1001.9 997.2 994.1 996.7 1001.0 1008.4 1014.1 1014.3 994.1 DAY 31 10 29 29 26 21 2 4 10 1 1 10 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1015.4 1014.6 1009.4 1009.1 1003.5 997.5 994.7 997.3 1002.0 1009.5 1015.7 1017.4 1007.2 MAX. QFE PRESSURE IN HPA 1020.6 1019.8 1015.3 1019.1 1008.5 1003.4 998.5 1004.8 1006.2 1014.2 1020.0 1023.0 1023.0 DAY 18 3 4 1 10 2 30 31 30 26 20 13 MIN. QFE PRESSURE IN HPA 1009.3 1008.9 1003.3 1002.7 998.0 993.4 991.0 993.1 998.0 1004.5 1010.9 1010.0 991.0 DAY 7 29 29 30 26 21 2 4 3 1 8 10 MEAN QNH PRESSURE IN HPA 1017.5 1016.7 1011.5 1011.2 1005.6 999.5 996.8 999.3 1004.0 1011.5 1017.8 1019.4 1009.2 MAX. QNH PRESSURE IN HPA 1022.7 1021.9 1017.4 1021.2 1010.5 1005.4 1000.5 1006.8 1008.2 1016.3 1022.1 1025.1 1025.1 DAY 18 3 4 1 10 2 30 31 30 26 20 13 MIN. QNH PRESSURE IN HPA 1011.3 1010.9 1005.3 1004.7 1000.0 995.4 993.0 995.1 1000.0 1006.5 1013.0 1012.1 993.0 DAY 7 29 29 30 26 21 2 4 3 1 8 10 MEAN QFF PRESSURE IN HPA 1017.8 1016.9 1011.7 1011.4 1005.8 999.7 996.9 999.4 1004.2 1011.7 1018.0 1019.7 1009.4 MAX. QFF PRESSURE IN HPA 1023.0 1022.2 1017.6 1021.4 1010.7 1005.6 1000.6 1007.0 1008.4 1016.4 1022.3 1025.4 1025.4 DAY 18 3 4 1 10 2 30 31 30 26 20 13 MIN. QFF PRESSURE IN HPA 1011.6 1011.2 1005.6 1004.9 1000.2 995.6 993.1 995.2 1000.2 1006.7 1013.2 1012.3 993.1 DAY 7 29 29 30 26 21 2 4 3 1 8 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1015.8 1013.9 1009.0 1008.3 1002.6 996.9 994.2 996.4 1001.3 1009.5 1015.5 1017.4 1006.7 MAX. QFE PRESSURE IN HPA 1021.7 1019.4 1014.9 1018.7 1008.5 1001.5 997.2 1003.5 1005.5 1014.1 1020.0 1023.1 1023.1 DAY 20 4 6 1 10 12 30 30 29 26 20 12 MIN. QFE PRESSURE IN HPA 1010.0 1008.4 1002.2 1000.9 997.8 993.0 990.5 992.5 996.9 1005.2 1009.2 1012.2 990.5 DAY 14 10 17 29 27 20 15 14 10 9 1 10 MEAN QNH PRESSURE IN HPA 1017.8 1015.9 1011.1 1010.3 1004.6 998.9 996.2 998.4 1003.4 1011.6 1017.6 1019.4 1008.8 MAX. QNH PRESSURE IN HPA 1023.8 1021.5 1017.0 1020.8 1010.5 1003.5 999.2 1005.5 1007.5 1016.2 1022.1 1025.2 1025.2 DAY 20 4 6 1 10 12 30 30 29 26 20 12 MIN. QNH PRESSURE IN HPA 1012.1 1010.4 1004.2 1002.9 999.8 995.0 992.5 994.5 998.9 1007.2 1011.2 1014.2 992.5 DAY 14 10 17 29 27 20 15 14 10 9 1 10 MEAN QFF PRESSURE IN HPA 1018.1 1016.2 1011.3 1010.5 1004.8 999.1 996.3 998.5 1003.5 1011.8 1017.8 1019.7 1009.0 MAX. QFF PRESSURE IN HPA 1024.1 1021.8 1017.2 1021.1 1010.7 1003.7 999.4 1005.7 1007.7 1016.4 1022.3 1025.5 1025.5 DAY 20 4 6 1 10 12 30 30 29 26 20 12 MIN. QFF PRESSURE IN HPA 1012.3 1010.7 1004.5 1003.1 1000.0 995.2 992.6 994.6 999.1 1007.4 1011.5 1014.5 992.6 DAY 14 10 17 29 31 20 15 14 10 9 1 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1016.3 1014.4 1009.9 1008.9 1003.0 997.3 994.8 997.2 1002.1 1010.4 1016.1 1018.1 1007.4 MAX. QFE PRESSURE IN HPA 1021.6 1020.3 1015.0 1018.9 1007.8 1002.0 997.8 1004.5 1006.3 1015.0 1020.0 1024.0 1024.0 DAY 20 4 5 1 10 12 30 30 29 26 19 12 MIN. QFE PRESSURE IN HPA 1010.1 1009.1 1002.5 1001.5 997.5 993.9 991.2 993.0 997.9 1006.2 1010.4 1012.9 991.2 DAY 14 7 17 29 31 20 1 4 10 8 1 10 MEAN QNH PRESSURE IN HPA 1018.4 1016.5 1011.9 1011.0 1005.0 999.3 996.8 999.2 1004.1 1012.4 1018.2 1020.1 1009.4 MAX. QNH PRESSURE IN HPA 1023.7 1022.4 1017.1 1021.0 1009.8 1004.0 999.8 1006.5 1008.3 1017.1 1022.1 1026.1 1026.1 DAY 20 4 5 1 10 12 30 30 29 26 19 12 MIN. QNH PRESSURE IN HPA 1012.2 1011.1 1004.5 1003.5 999.5 995.9 993.2 995.0 999.9 1008.2 1012.5 1015.0 993.2 DAY 14 7 17 29 31 20 1 4 10 8 1 10 MEAN QFF PRESSURE IN HPA 1018.7 1016.8 1012.2 1011.2 1005.2 999.5 997.0 999.3 1004.3 1012.6 1018.4 1020.4 1009.6 MAX. QFF PRESSURE IN HPA 1024.0 1022.7 1017.3 1021.2 1010.0 1004.2 999.9 1006.7 1008.5 1017.3 1022.3 1026.4 1026.4 DAY 20 4 5 1 10 12 30 30 29 26 19 12 MIN. QFF PRESSURE IN HPA 1012.4 1011.4 1004.7 1003.7 999.7 996.1 993.4 995.1 1000.1 1008.4 1012.7 1015.2 993.4 DAY 14 7 17 29 31 20 1 5 10 8 1 10 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1016.4 1014.3 1009.9 1008.9 1003.2 997.3 994.9 997.1 1001.9 1010.6 1016.0 1017.8 1007.4 MAX. QFE PRESSURE IN HPA 1021.5 1020.2 1015.0 1019.3 1007.7 1001.9 997.9 1004.4 1006.4 1014.6 1020.1 1024.2 1024.2 DAY 20 4 3 1 1 12 24 30 29 26 19 12 MIN. QFE PRESSURE IN HPA 1010.5 1009.0 1002.1 1001.5 997.5 993.9 991.4 992.9 997.2 1006.2 1010.6 1012.9 991.4 DAY 14 7 22 29 31 19 1 4 10 8 1 8 MEAN QNH PRESSURE IN HPA 1018.5 1016.4 1012.0 1010.9 1005.2 999.3 996.9 999.1 1003.9 1012.6 1018.1 1019.9 1009.4 MAX. QNH PRESSURE IN HPA 1023.6 1022.3 1017.1 1021.4 1009.7 1003.9 999.9 1006.4 1008.4 1016.7 1022.2 1026.3 1026.3 DAY 20 4 3 1 1 12 24 30 29 26 19 12 MIN. QNH PRESSURE IN HPA 1012.6 1011.0 1004.1 1003.5 999.5 995.9 993.4 994.9 999.2 1008.2 1012.7 1015.0 993.4 DAY 14 7 22 29 31 19 1 4 10 8 1 8 MEAN QFF PRESSURE IN HPA 1018.8 1016.6 1012.2 1011.1 1005.4 999.5 997.0 999.2 1004.1 1012.8 1018.3 1020.2 1009.6 MAX. QFF PRESSURE IN HPA 1023.9 1022.5 1017.3 1021.6 1009.9 1004.1 1000.0 1006.6 1008.6 1016.8 1022.4 1026.6 1026.6 DAY 20 4 3 1 1 12 29 30 29 26 19 12 MIN. QFF PRESSURE IN HPA 1012.8 1011.3 1004.3 1003.7 999.7 996.0 993.6 995.0 999.4 1008.4 1012.8 1015.2 993.6 DAY 14 7 22 29 31 19 1 4 10 8 1 8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 12.2 14.3 18.5 22.3 26.7 30.7 33.0 33.1 31.4 27.3 20.8 15.3 23.8 MINIMUN AIR TEMPERATURE (C) 8.5 9.4 13.1 17.2 22.1 23.6 26.7 26.2 24.4 20.6 16.2 11.9 18.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 5 23 30 31 31 29 19 1 0 169 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 3.0 4.0 9.0 12.0 16.0 21.0 23.0 23.0 20.0 17.0 11.0 5.0 3.0 DAY 26 8 17 6 8 9 10 10 17 29 24 29 MAXIMUM AIR TEMPERATURE (C) 15.5 19.1 24.4 27.5 31.8 37.6 40.0 40.6 38.5 34.5 26.3 19.7 29.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 8 25 30 31 31 30 31 8 0 196 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 23.0 27.0 30.0 35.0 41.0 46.0 46.0 44.0 43.0 38.0 34.0 26.0 46.0 DAY 30 25 6 22 27 28 31 3 2 1 16 1 DIF. BETWEEN (MAX.-MIN.) (C) 7.0 9.7 11.3 10.3 9.7 14.0 13.3 14.4 14.1 13.9 10.1 7.8 11.3 MEAN DAILY TEMP. (MDT) (C) 12.0 14.2 18.7 22.3 26.9 30.6 33.3 33.4 31.4 27.6 21.2 15.8 24.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 9.0 53.5 185.0 287.5 382.5 384.5 313.5 204.0 40.0 0.0 1859.5 HEATING DEG. DAYS(BASE 18 0C) 187.5 110.5 22.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3.5 77.5 401.0 DEWPOINT (MEAN C) 7.1 9.3 11.9 14.4 18.3 20.9 24.0 24.9 22.4 19.1 15.2 10.9 16.5 MIXING RATIO (G/KG) 6.45 7.41 8.79 10.41 13.47 15.98 19.52 20.50 17.53 14.10 10.95 8.35 12.79 VAPOUR PRESSURE (HPA) 10.41 11.95 14.10 16.62 21.32 25.01 30.28 31.81 27.51 22.38 17.54 13.46 20.20 SATURATION DEF. (HPA) 4.14 4.81 7.93 11.07 14.66 20.71 21.48 20.74 19.97 15.06 7.96 4.43 12.75 RELATIVE HUMIDITY (MEAN %) 73 73 67 63 62 60 62 64 62 64 72 76 67 RELATIVE HUMIDITY (MAX. %) 84 87 82 81 79 84 83 84 82 84 86 87 84 RELATIVE HUMIDITY (MIN. %) 60 56 51 46 46 39 42 45 41 42 54 62 49 RELATIVE HUMIDITY (MEAN% 03UTC) 81 85 78 77 77 82 80 82 80 83 86 86 81 RELATIVE HUMIDITY (MEAN% 09UTC) 63 63 52 49 50 39 44 47 42 44 57 66 51 RELATIVE HUMIDITY (MEAN% 15UTC) 71 71 66 59 58 52 57 57 57 62 70 75 63 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 114.0 146.0 13.0 96.0 97.0 0.0 0.0 0.0 0.0 0.0 423.0 263.0 1152.0 DAYS WITH PRECIPITATION >=10 3 2 0 3 2 0 0 0 0 0 9 4 23 DAYS WITH PRECIPITATION >= 5 4 2 2 3 3 0 0 0 0 0 10 5 29 DAYS WITH PRECIPITATION >= 1 4 4 5 5 4 0 0 0 0 0 11 5 38 DAYS WITH PRECIPITATION 4 4 5 5 4 0 0 0 0 0 11 5 38 GREATEST DAILY PRECIPITATION 59.0 107.0 5.0 48.0 70.0 0.0 0.0 0.0 0.0 0.0 150.0 100.0 150.0 DAY 11 4 7 29 8 ** ** ** ** ** 29 1 DAY WITH THUNDER STORM 0 1 0 3 2 0 0 0 0 0 2 0 8 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 0 0 0 1 0 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 315 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 5.9 3.6 4.7 4.3 5.0 4.3 4.5 4.5 5.4 4.3 5.1 5.8 4.8 PREVAILING WIND PERCENT 49.2 47.3 49.2 44.6 53.2 51.7 38.7 30.6 30.8 34.7 37.9 44.4 42.7 CALMS PERCENT OF WIND 3.2 9.4 6.9 6.3 5.6 7.9 7.7 4.4 0.0 7.3 3.3 5.6 5.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 324 330 301 312 308 305 300 297 317 313 332 331 314 VECTOR WIND MAGNITUDE(KNOTS) 1.7 1.9 1.6 1.4 2.8 2.6 2.3 2.1 1.9 1.8 1.6 2.6 2.0 WIND STEADINESES (MEAN %) 27.0 48.7 36.4 33.3 63.6 76.5 65.7 61.8 46.3 58.1 42.1 61.9 48.8 WIND SPEED (MEAN KNOTS) 6.3 3.9 4.4 4.2 4.4 3.4 3.5 3.4 4.1 3.1 3.8 4.2 4.1 FASTEST WIND DIRECTION 130 340 100 310 270 270 310 230 130 310 230 310 130 FASTEST WIND SPEED (KNOTS) 30 13 28 18 24 9 18 9 9 12 18 24 30 DAY 19 4 20 4 8 5 4 3 1 3 22 10 DAYS WITH SKY CLEAR (0-2)/8 13 20 15 16 22 30 31 31 30 25 15 17 265 DAYS WITH P.CLOUDY (3-6)/8 8 6 11 10 5 0 0 0 0 6 6 6 58 DAYS WITH CLOUDY (7-8)/8 10 2 5 4 4 0 0 0 0 0 9 8 42 DAYS WITH VISIBILITY =< 2 KM 1 2 0 0 0 0 0 1 0 0 3 4 11 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1016.0 1016.7 1012.7 1010.2 1006.6 999.5 995.9 998.3 1004.8 1010.4 1014.7 1017.6 1008.6 MAX. QFE PRESSURE IN HPA 1025.2 1024.8 1019.3 1014.8 1011.7 1003.1 1002.0 1002.4 1010.0 1016.1 1020.7 1024.0 1025.2 DAY-HOUR 14- 6 8- 6 18- 9 6- 9 10- 9 15- 6 5- 6 30- 3 29- 9 30- 6 25- 6 30- 6 MIN. QFE PRESSURE IN HPA 1002.7 1007.5 1004.1 1005.2 998.9 994.6 991.3 992.1 998.4 1005.3 1008.0 1008.0 991.3 DAY-HOUR 19-12 27-12 25-15 19-15 31-21 27-15 20-12 7-15 1-15 2-12 8-15 7- 0 MEAN QNH PRESSURE IN HPA 1018.0 1018.7 1014.7 1012.2 1008.6 1001.6 998.0 1000.3 1006.8 1012.5 1016.8 1019.7 1010.6 MAX. QNH PRESSURE IN HPA 1027.3 1026.9 1021.4 1016.9 1013.8 1005.1 1004.0 1004.4 1012.1 1018.2 1022.8 1026.1 1027.3 DAY-HOUR 14- 6 8- 6 18- 9 6- 9 10- 9 15- 6 5- 6 30- 3 29- 9 30- 6 25- 6 30- 6 MIN. QNH PRESSURE IN HPA 1004.7 1009.5 1006.1 1007.2 1000.9 996.6 993.3 994.1 1000.4 1007.3 1010.0 1010.0 993.3 DAY-HOUR 19-12 27-12 25-15 19-15 31-21 27-15 20-12 7-15 1-15 2-12 8-15 7- 0 MEAN QFF PRESSURE IN HPA 1018.4 1019.0 1015.0 1012.4 1008.8 1001.7 998.1 1000.4 1006.9 1012.6 1017.1 1019.9 1010.9 MAX. QFF PRESSURE IN HPA 1027.6 1027.2 1021.6 1017.1 1013.9 1005.3 1004.2 1004.6 1012.2 1018.4 1023.0 1026.4 1027.6 DAY-HOUR 14- 6 8- 6 18- 9 6- 9 10- 9 15- 6 5- 6 30- 3 29- 9 30- 6 25- 6 30- 6 MIN. QFF PRESSURE IN HPA 1005.0 1009.8 1006.4 1007.5 1001.1 996.8 993.4 994.2 1000.6 1007.5 1011.1 1010.3 993.4 DAY-HOUR 19-12 27-12 25-15 19-15 31-21 27-15 20-12 7-15 1-15 2-12 17-21 7- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1015.8 1016.3 1012.3 1009.9 1006.1 999.1 995.5 997.8 1004.1 1010.0 1014.5 1017.0 1008.2 MAX. QFE PRESSURE IN HPA 1023.7 1023.4 1017.7 1014.0 1010.3 1002.0 1001.0 1002.0 1007.8 1014.6 1019.8 1023.4 1023.7 DAY 14 8 18 1 4 15 5 30 30 30 25 31 MIN. QFE PRESSURE IN HPA 1007.1 1008.8 1005.0 1007.0 1000.8 995.0 991.5 992.7 999.2 1006.0 1009.9 1008.0 991.5 DAY 20 27 25 3 31 28 20 8 1 2 9 7 MEAN QNH PRESSURE IN HPA 1017.8 1018.4 1014.3 1011.9 1008.1 1001.1 997.6 999.8 1006.1 1012.1 1016.5 1019.1 1010.2 MAX. QNH PRESSURE IN HPA 1025.8 1025.5 1019.8 1016.1 1012.4 1004.0 1003.0 1004.0 1009.8 1016.7 1021.9 1025.5 1025.8 DAY 14 8 18 1 4 15 5 30 30 30 25 31 MIN. QNH PRESSURE IN HPA 1009.1 1010.8 1007.0 1009.0 1002.8 997.0 993.5 994.7 1001.2 1008.0 1011.9 1010.0 993.5 DAY 20 27 25 3 31 28 20 8 1 2 9 7 MEAN QFF PRESSURE IN HPA 1018.1 1018.7 1014.6 1012.1 1008.3 1001.3 997.7 1000.0 1006.3 1012.2 1016.8 1019.3 1010.4 MAX. QFF PRESSURE IN HPA 1026.1 1025.8 1020.1 1016.3 1012.6 1004.2 1003.2 1004.2 1010.0 1016.9 1022.1 1025.8 1026.1 DAY 14 8 18 1 4 15 5 30 30 30 25 31 MIN. QFF PRESSURE IN HPA 1009.4 1011.1 1007.2 1009.3 1003.0 997.1 993.6 994.8 1001.3 1008.2 1012.2 1010.3 993.6 DAY 20 27 25 8 31 28 20 8 1 3 9 7 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1015.6 1016.4 1012.3 1010.0 1006.5 999.4 995.8 998.2 1004.4 1010.5 1014.6 1017.1 1008.4 MAX. QFE PRESSURE IN HPA 1023.6 1023.9 1017.9 1013.8 1010.7 1002.2 1001.2 1002.4 1008.0 1015.5 1019.4 1022.9 1023.9 DAY 14 8 18 1 9 15 5 30 30 30 25 31 MIN. QFE PRESSURE IN HPA 1007.0 1009.0 1006.0 1006.1 1000.8 995.0 991.5 992.9 999.2 1006.1 1009.5 1009.3 991.5 DAY 31 27 25 21 31 28 20 8 1 2 18 7 MEAN QNH PRESSURE IN HPA 1017.7 1018.5 1014.4 1012.1 1008.5 1001.4 997.8 1000.2 1006.4 1012.5 1016.7 1019.2 1010.4 MAX. QNH PRESSURE IN HPA 1025.7 1026.0 1020.0 1015.9 1012.8 1004.2 1003.2 1004.4 1010.0 1017.6 1021.5 1025.0 1026.0 DAY 14 8 18 1 9 15 5 30 30 30 25 31 MIN. QNH PRESSURE IN HPA 1009.0 1011.0 1008.0 1008.1 1002.8 997.0 993.5 994.9 1001.2 1008.1 1011.5 1011.3 993.5 DAY 31 27 25 21 31 28 20 8 1 2 18 7 MEAN QFF PRESSURE IN HPA 1018.0 1018.8 1014.6 1012.3 1008.7 1001.6 997.9 1000.4 1006.6 1012.7 1016.9 1019.5 1010.7 MAX. QFF PRESSURE IN HPA 1026.0 1026.3 1020.3 1016.1 1013.0 1004.4 1003.4 1004.6 1010.2 1017.8 1021.8 1025.3 1026.3 DAY 14 8 18 1 9 15 5 30 30 30 25 31 MIN. QFF PRESSURE IN HPA 1009.3 1011.3 1008.3 1008.3 1003.0 997.2 993.6 995.0 1001.4 1008.3 1011.8 1011.6 993.6 DAY 31 27 25 21 31 28 20 8 1 2 18 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1017.1 1017.5 1013.3 1011.0 1007.9 1000.3 996.8 999.0 1005.5 1011.7 1015.9 1018.6 1009.6 MAX. QFE PRESSURE IN HPA 1025.2 1024.8 1019.1 1014.7 1011.3 1003.1 1002.0 1002.0 1009.4 1016.1 1020.7 1024.0 1025.2 DAY 14 8 18 1 3 15 5 10 30 30 25 30 MIN. QFE PRESSURE IN HPA 1008.0 1009.2 1006.4 1006.0 1001.2 996.2 992.2 993.5 1000.1 1007.5 1011.1 1011.8 992.2 DAY 19 27 31 21 31 29 20 8 1 2 18 7 MEAN QNH PRESSURE IN HPA 1019.2 1019.6 1015.4 1013.1 1009.9 1002.3 998.9 1001.1 1007.5 1013.8 1018.0 1020.7 1011.6 MAX. QNH PRESSURE IN HPA 1027.3 1026.9 1021.2 1016.8 1013.4 1005.1 1004.0 1004.0 1011.4 1018.2 1022.8 1026.1 1027.3 DAY 14 8 18 1 3 15 5 10 30 30 25 30 MIN. QNH PRESSURE IN HPA 1010.0 1011.2 1008.4 1008.0 1003.2 998.2 994.2 995.5 1002.1 1009.5 1013.2 1013.9 994.2 DAY 19 27 31 21 31 29 20 8 1 2 18 7 MEAN QFF PRESSURE IN HPA 1019.5 1019.9 1015.7 1013.3 1010.1 1002.4 999.0 1001.2 1007.7 1013.9 1018.2 1021.0 1011.8 MAX. QFF PRESSURE IN HPA 1027.6 1027.2 1021.4 1017.0 1013.6 1005.3 1004.2 1004.2 1011.6 1018.4 1023.0 1026.4 1027.6 DAY 14 8 18 1 3 15 5 10 30 30 25 30 MIN. QFF PRESSURE IN HPA 1010.3 1011.5 1008.7 1008.2 1003.4 998.4 994.3 995.6 1002.2 1009.7 1013.4 1014.1 994.3 DAY 31 27 31 21 31 29 20 8 1 2 18 7 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1016.8 1016.8 1013.6 1011.2 1008.0 1000.4 996.8 999.0 1005.6 1011.0 1015.6 1018.5 1009.4 MAX. QFE PRESSURE IN HPA 1024.9 1024.5 1019.3 1014.8 1011.7 1003.1 1002.0 1002.2 1010.0 1015.1 1020.1 1023.9 1024.9 DAY 14 8 18 6 10 15 5 10 29 30 25 30 MIN. QFE PRESSURE IN HPA 1004.6 1009.1 1006.0 1006.9 1001.2 996.2 992.6 993.3 1000.1 1006.7 1010.7 1011.8 992.6 DAY 19 27 25 21 31 29 20 8 1 2 8 6 MEAN QNH PRESSURE IN HPA 1018.9 1018.9 1015.6 1013.2 1010.0 1002.5 998.8 1001.0 1007.7 1013.1 1017.6 1020.6 1011.5 MAX. QNH PRESSURE IN HPA 1027.0 1026.6 1021.4 1016.9 1013.8 1005.1 1004.0 1004.2 1012.1 1017.2 1022.2 1026.0 1027.0 DAY 14 8 18 6 10 15 5 10 29 30 25 30 MIN. QNH PRESSURE IN HPA 1006.6 1011.1 1008.0 1008.9 1003.2 998.2 994.6 995.3 1002.1 1008.7 1012.8 1013.9 994.6 DAY 19 27 25 21 31 29 20 8 1 2 8 6 MEAN QFF PRESSURE IN HPA 1019.2 1019.2 1015.9 1013.5 1010.2 1002.6 999.0 1001.2 1007.8 1013.3 1017.8 1020.8 1011.7 MAX. QFF PRESSURE IN HPA 1027.3 1026.9 1021.6 1017.1 1013.9 1005.3 1004.2 1004.4 1012.2 1017.3 1022.4 1026.3 1027.3 DAY 14 8 18 6 10 15 5 10 29 30 25 30 MIN. QFF PRESSURE IN HPA 1006.9 1011.4 1008.3 1009.1 1003.4 998.3 994.7 995.4 1002.2 1008.9 1013.0 1014.1 994.7 DAY 19 27 25 21 31 29 20 8 1 2 8 6 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1015.4 1016.1 1012.3 1010.0 1006.8 999.5 995.8 998.2 1004.8 1009.7 1014.2 1017.1 1008.3 MAX. QFE PRESSURE IN HPA 1023.7 1023.2 1018.0 1014.5 1010.9 1002.5 1000.4 1002.0 1009.0 1013.8 1018.8 1022.3 1023.7 DAY 14 7 17 10 8 5 5 31 29 30 24 30 MIN. QFE PRESSURE IN HPA 1002.7 1007.5 1005.0 1005.9 999.6 995.6 991.3 992.5 999.3 1005.3 1009.1 1010.0 991.3 DAY 19 27 14 21 31 29 20 8 1 2 8 6 MEAN QNH PRESSURE IN HPA 1017.5 1018.2 1014.3 1012.0 1008.9 1001.5 997.8 1000.3 1006.9 1011.7 1016.2 1019.1 1010.4 MAX. QNH PRESSURE IN HPA 1025.8 1025.3 1020.1 1016.6 1013.0 1004.5 1002.4 1004.0 1011.0 1015.9 1020.9 1024.4 1025.8 DAY 14 7 17 10 8 5 5 31 29 30 24 30 MIN. QNH PRESSURE IN HPA 1004.7 1009.5 1007.0 1007.9 1001.6 997.6 993.3 994.5 1001.3 1007.3 1011.1 1012.1 993.3 DAY 19 27 14 21 31 29 20 8 1 2 8 6 MEAN QFF PRESSURE IN HPA 1017.8 1018.4 1014.6 1012.2 1009.1 1001.6 998.0 1000.4 1007.0 1011.9 1016.6 1019.4 1010.6 MAX. QFF PRESSURE IN HPA 1026.1 1025.6 1020.4 1016.8 1013.2 1004.7 1002.6 1004.2 1011.2 1016.1 1021.1 1024.7 1026.1 DAY 14 7 17 10 8 5 5 31 29 30 24 30 MIN. QFF PRESSURE IN HPA 1005.0 1009.8 1007.3 1008.1 1001.8 997.7 993.4 994.6 1001.4 1007.5 1012.8 1012.3 993.4 DAY 19 27 14 21 31 29 20 8 1 2 18 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1015.2 1016.3 1012.0 1009.1 1005.5 998.9 995.2 997.6 1004.2 1009.7 1014.0 1017.2 1007.9 MAX. QFE PRESSURE IN HPA 1023.7 1023.6 1017.0 1011.9 1011.2 1001.9 999.6 1001.0 1007.6 1013.7 1018.9 1022.7 1023.7 DAY 13 8 18 12 10 8 4 30 29 29 24 30 MIN. QFE PRESSURE IN HPA 1004.0 1008.8 1004.1 1005.2 999.0 994.6 991.6 992.1 998.4 1006.0 1008.0 1009.5 991.6 DAY 19 27 25 19 31 27 19 7 1 2 8 6 MEAN QNH PRESSURE IN HPA 1017.3 1018.4 1014.0 1011.1 1007.5 1001.0 997.2 999.6 1006.3 1011.8 1016.0 1019.2 1010.0 MAX. QNH PRESSURE IN HPA 1025.8 1025.7 1019.1 1013.9 1013.3 1003.9 1001.6 1003.0 1009.6 1015.8 1021.0 1024.8 1025.8 DAY 13 8 18 12 10 8 4 30 29 29 24 30 MIN. QNH PRESSURE IN HPA 1006.0 1010.8 1006.1 1007.2 1001.0 996.6 993.6 994.1 1000.4 1008.0 1010.0 1011.5 993.6 DAY 19 27 25 19 31 27 19 7 1 2 8 6 MEAN QFF PRESSURE IN HPA 1017.6 1018.7 1014.3 1011.4 1007.7 1001.1 997.4 999.8 1006.4 1011.9 1016.5 1019.5 1010.2 MAX. QFF PRESSURE IN HPA 1026.1 1026.0 1019.4 1014.2 1013.5 1004.1 1001.8 1003.2 1009.8 1016.0 1021.3 1025.1 1026.1 DAY 13 8 18 12 10 9 4 30 30 29 24 30 MIN. QFF PRESSURE IN HPA 1006.3 1011.1 1006.4 1007.5 1001.2 996.8 993.7 994.2 1000.6 1008.2 1011.2 1011.8 993.7 DAY 19 27 25 19 31 27 19 7 1 2 7 6 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1016.0 1016.9 1012.9 1009.9 1005.8 999.4 995.7 998.2 1004.7 1010.4 1014.6 1017.8 1008.5 MAX. QFE PRESSURE IN HPA 1024.3 1024.0 1017.8 1012.9 1011.3 1002.4 1000.2 1001.8 1008.6 1014.4 1019.4 1023.1 1024.3 DAY 13 6 17 1 10 9 4 30 29 29 24 30 MIN. QFE PRESSURE IN HPA 1006.5 1008.8 1006.4 1006.0 999.2 995.0 991.8 993.0 998.9 1006.1 1009.3 1009.5 991.8 DAY 19 26 25 19 31 28 19 7 1 2 17 6 MEAN QNH PRESSURE IN HPA 1018.1 1019.0 1014.9 1012.0 1007.9 1001.4 997.7 1000.2 1006.8 1012.4 1016.7 1019.8 1010.6 MAX. QNH PRESSURE IN HPA 1026.4 1026.1 1019.9 1015.0 1013.4 1004.4 1002.2 1003.8 1010.6 1016.5 1021.5 1025.2 1026.4 DAY 13 6 17 1 10 9 4 30 29 29 24 30 MIN. QNH PRESSURE IN HPA 1008.5 1010.8 1008.4 1008.0 1001.2 997.0 993.8 995.0 1000.9 1008.1 1011.3 1011.5 993.8 DAY 19 26 25 19 31 28 19 7 1 2 17 6 MEAN QFF PRESSURE IN HPA 1018.4 1019.3 1015.2 1012.2 1008.0 1001.5 997.9 1000.4 1006.9 1012.6 1016.9 1020.1 1010.8 MAX. QFF PRESSURE IN HPA 1026.7 1026.4 1020.1 1015.2 1013.5 1004.6 1002.3 1004.0 1010.8 1016.7 1021.7 1025.5 1026.7 DAY 13 7 17 1 10 9 4 30 29 29 24 30 MIN. QFF PRESSURE IN HPA 1008.8 1011.1 1008.7 1008.2 1001.4 997.1 993.9 995.1 1001.0 1008.3 1011.6 1011.8 993.9 DAY 19 26 25 19 31 28 19 7 1 2 17 6 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1016.0 1016.8 1012.9 1010.3 1006.1 999.5 996.0 998.2 1004.8 1010.5 1014.6 1017.7 1008.6 MAX. QFE PRESSURE IN HPA 1024.0 1024.0 1018.0 1013.9 1011.2 1002.6 1001.1 1001.3 1008.2 1014.9 1020.0 1023.5 1024.0 DAY 13 6 17 1 3 8 4 29 29 29 24 30 MIN. QFE PRESSURE IN HPA 1007.5 1008.4 1007.1 1006.6 998.9 995.1 991.9 993.2 999.6 1006.3 1008.9 1008.2 991.9 DAY 30 26 25 19 31 28 19 7 1 2 17 6 MEAN QNH PRESSURE IN HPA 1018.0 1018.9 1014.9 1012.3 1008.2 1001.6 998.0 1000.2 1006.8 1012.5 1016.6 1019.8 1010.7 MAX. QNH PRESSURE IN HPA 1026.1 1026.1 1020.1 1016.0 1013.3 1004.6 1003.1 1003.3 1010.2 1017.0 1022.1 1025.6 1026.1 DAY 13 6 17 1 3 8 4 29 29 29 24 30 MIN. QNH PRESSURE IN HPA 1009.5 1010.4 1009.1 1008.6 1000.9 997.1 993.9 995.2 1001.6 1008.3 1010.9 1010.2 993.9 DAY 30 26 25 19 31 28 19 7 1 2 17 6 MEAN QFF PRESSURE IN HPA 1018.3 1019.2 1015.2 1012.5 1008.4 1001.7 998.1 1000.3 1006.9 1012.7 1016.9 1020.0 1010.9 MAX. QFF PRESSURE IN HPA 1026.4 1026.4 1020.4 1016.2 1013.5 1004.8 1003.2 1003.5 1010.4 1017.1 1022.3 1025.9 1026.4 DAY 13 6 17 1 3 8 4 29 29 29 24 30 MIN. QFF PRESSURE IN HPA 1009.8 1010.7 1009.4 1008.8 1001.1 997.2 994.0 995.3 1001.7 1008.5 1011.1 1010.5 994.0 DAY 30 26 25 19 31 28 19 7 1 2 17 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 14.2 14.0 20.6 25.5 30.0 31.9 32.6 33.1 29.7 26.6 20.2 16.7 24.6 MINIMUN AIR TEMPERATURE (C) 10.5 9.1 15.2 19.0 22.7 25.3 26.8 26.1 22.9 19.5 14.1 12.6 18.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 11 24 30 31 31 19 10 1 0 157 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 5.0 4.0 10.0 14.0 17.0 21.0 23.0 23.0 19.0 16.0 6.0 7.0 4.0 DAY 2 5 2 8 2 16 2 20 22 24 24 21 MAXIMUM AIR TEMPERATURE (C) 19.0 19.3 26.8 32.8 38.2 38.5 39.0 40.9 36.7 34.4 27.1 22.3 31.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 7 23 31 30 31 31 30 31 6 1 221 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.0 26.0 34.0 41.0 46.0 43.0 42.0 46.0 40.0 41.0 34.0 30.0 46.0 DAY 18 23 22 11 30 2 1 9 1 12 3 8 DIF. BETWEEN (MAX.-MIN.) (C) 8.5 10.2 11.6 13.8 15.5 13.2 12.2 14.8 13.8 14.9 13.0 9.7 12.6 MEAN DAILY TEMP. (MDT) (C) 14.7 14.2 21.0 25.9 30.5 31.9 32.9 33.5 29.8 27.0 20.6 17.5 25.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 34.5 147.5 293.5 326.0 369.0 387.5 264.5 184.5 35.0 7.0 2049.0 HEATING DEG. DAYS(BASE 18 0C) 101.5 107.0 3.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 19.5 47.5 279.0 DEWPOINT (MEAN C) 10.2 8.8 13.3 14.3 19.1 22.4 23.9 26.3 21.1 19.6 12.5 12.2 17.0 MIXING RATIO (G/KG) 7.82 7.15 9.67 10.42 14.51 17.77 19.39 22.37 16.28 14.68 9.34 9.02 13.20 VAPOUR PRESSURE (HPA) 12.64 11.56 15.48 16.61 22.88 27.72 30.05 34.59 25.53 23.25 15.01 14.52 20.82 SATURATION DEF. (HPA) 3.92 4.94 9.63 17.40 21.55 21.23 20.28 17.87 17.88 13.19 9.81 5.12 13.57 RELATIVE HUMIDITY (MEAN %) 78 72 65 54 56 60 63 69 63 68 64 76 66 RELATIVE HUMIDITY (MAX. %) 88 85 83 73 78 78 84 88 85 86 83 89 83 RELATIVE HUMIDITY (MIN. %) 65 55 47 32 35 44 42 50 40 47 43 58 47 RELATIVE HUMIDITY (MEAN% 03UTC) 86 82 79 69 73 74 82 85 81 83 82 88 80 RELATIVE HUMIDITY (MEAN% 09UTC) 69 59 51 35 39 47 47 54 42 50 43 63 50 RELATIVE HUMIDITY (MEAN% 15UTC) 76 72 63 49 54 55 55 62 61 69 63 76 63 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 178.0 22.0 45.0 4.0 0.0 0.0 0.0 0.0 0.0 8.0 2.0 57.0 316.0 DAYS WITH PRECIPITATION >=10 2 2 2 0 0 0 0 0 0 0 0 3 9 DAYS WITH PRECIPITATION >= 5 4 2 2 0 0 0 0 0 0 1 0 4 13 DAYS WITH PRECIPITATION >= 1 5 2 3 1 0 0 0 0 0 1 2 7 21 DAYS WITH PRECIPITATION 5 2 3 1 0 0 0 0 0 1 2 7 21 GREATEST DAILY PRECIPITATION 150.0 12.0 23.0 4.0 0.0 0.0 0.0 0.0 0.0 8.0 1.0 20.0 150.0 DAY 6 14 25 6 ** ** ** ** ** 15 7 3 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 1 1 2 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 4 1 0 3 1 0 0 12 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 315 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 4.2 5.6 4.0 6.8 5.6 7.9 6.0 3.6 4.9 3.4 4.6 3.4 5.2 PREVAILING WIND PERCENT 43.1 59.4 40.3 55.4 45.2 47.5 44.4 27.0 49.2 32.3 53.3 39.5 44.5 CALMS PERCENT OF WIND 4.8 3.1 7.3 1.7 2.4 0.8 0.0 2.0 4.2 2.4 1.3 5.2 2.9 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 327 317 291 307 306 304 296 275 304 310 325 350 308 VECTOR WIND MAGNITUDE(KNOTS) 1.3 3.8 0.8 3.6 2.7 4.1 3.1 1.7 2.8 1.4 2.4 1.1 2.3 WIND STEADINESES (MEAN %) 37.1 86.4 20.5 66.7 60.0 73.2 72.1 54.8 73.7 43.7 58.5 32.4 56.1 WIND SPEED (MEAN KNOTS) 3.5 4.4 3.9 5.4 4.5 5.6 4.3 3.1 3.8 3.2 4.1 3.4 4.1 FASTEST WIND DIRECTION 310 310 180 310 270 310 310 310 310 270 270 310 310 FASTEST WIND SPEED (KNOTS) 13 18 18 18 18 24 18 9 13 18 18 13 24 DAY 19 1 6 13 31 11 11 10 2 30 16 11 DAYS WITH SKY CLEAR (0-2)/8 15 19 21 18 26 25 27 30 30 28 19 7 265 DAYS WITH P.CLOUDY (3-6)/8 6 8 8 6 3 2 3 1 0 2 7 18 64 DAYS WITH CLOUDY (7-8)/8 10 1 2 6 2 3 1 0 0 1 4 6 36 DAYS WITH VISIBILITY =< 2 KM 0 1 2 2 7 3 3 1 3 1 0 1 24 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.7 1018.2 1012.1 1009.2 1005.9 999.6 995.1 997.5 1002.4 1009.6 1016.0 1016.6 1008.3 MAX. QFE PRESSURE IN HPA 1022.6 1045.0 1017.0 1015.4 1011.0 1006.4 999.7 1002.1 1008.0 1015.4 1026.4 1023.8 1045.0 DAY-HOUR 13- 6 25-12 1- 6 1- 6 4- 6 2- 9 12- 9 19- 9 29- 9 29- 6 19-18 5- 9 MIN. QFE PRESSURE IN HPA 1010.8 1011.7 1003.1 999.7 999.0 992.3 989.7 992.6 996.6 1005.0 1011.0 1009.8 989.7 DAY-HOUR 30-12 22-15 24-18 29- 0 20- 3 30-15 9-15 7-15 1- 3 2- 0 30-15 1- 3 MEAN QNH PRESSURE IN HPA 1019.8 1020.3 1014.2 1011.2 1007.9 1001.7 997.1 999.5 1004.4 1011.7 1018.1 1018.7 1010.4 MAX. QNH PRESSURE IN HPA 1024.7 1047.1 1019.1 1017.5 1013.1 1008.4 1001.7 1004.1 1010.0 1017.5 1028.5 1025.9 1047.1 DAY-HOUR 13- 6 25-12 1- 6 1- 6 4- 6 2- 9 12- 9 19- 9 29- 9 29- 6 19-18 5- 9 MIN. QNH PRESSURE IN HPA 1012.9 1013.8 1005.1 1001.7 1001.0 994.3 991.7 994.6 998.6 1007.0 1013.1 1011.8 991.7 DAY-HOUR 30-12 22-15 24-18 29- 0 20- 3 30-15 9-15 7-15 1- 3 2- 0 30-15 1- 3 MEAN QFF PRESSURE IN HPA 1020.1 1020.6 1014.4 1011.4 1008.0 1001.8 997.2 999.6 1004.6 1011.9 1018.3 1018.9 1010.6 MAX. QFF PRESSURE IN HPA 1025.0 1047.4 1019.3 1017.7 1013.2 1008.5 1001.9 1004.3 1010.2 1017.7 1028.7 1026.1 1047.4 DAY-HOUR 13- 6 25-12 1- 6 1- 6 4- 6 2- 9 12- 9 19- 9 29- 9 31- 6 19-18 5- 9 MIN. QFF PRESSURE IN HPA 1013.1 1014.0 1005.3 1001.9 1001.2 994.4 991.9 994.7 998.8 1007.2 1013.3 1012.1 991.9 DAY-HOUR 30-12 22-15 24-18 29- 0 20- 3 30-15 9-15 7-15 1- 3 2- 0 30-15 1- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1018.6 1011.4 1008.8 1005.4 999.3 994.6 997.0 1001.6 1009.1 1015.7 1016.3 1007.9 MAX. QFE PRESSURE IN HPA 1021.6 1044.0 1015.8 1013.2 1010.1 1004.5 998.2 1001.0 1006.3 1014.1 1019.9 1021.0 1044.0 DAY 14 26 1 1 4 2 19 19 30 31 20 5 MIN. QFE PRESSURE IN HPA 1013.0 1011.9 1006.0 999.7 999.1 993.7 990.4 992.9 996.7 1005.0 1012.1 1010.4 990.4 DAY 30 23 25 29 20 30 10 7 1 2 14 1 MEAN QNH PRESSURE IN HPA 1019.5 1020.7 1013.5 1010.9 1007.4 1001.3 996.6 999.0 1003.7 1011.2 1017.7 1018.4 1010.0 MAX. QNH PRESSURE IN HPA 1023.7 1046.1 1017.9 1015.3 1012.2 1006.5 1000.2 1003.0 1008.3 1016.2 1022.0 1023.1 1046.1 DAY 14 26 1 1 4 2 19 19 30 31 20 5 MIN. QNH PRESSURE IN HPA 1015.1 1013.9 1008.0 1001.7 1001.1 995.7 992.4 994.9 998.7 1007.0 1014.1 1012.5 992.4 DAY 30 23 25 29 20 30 10 7 1 2 14 1 MEAN QFF PRESSURE IN HPA 1019.8 1021.0 1013.7 1011.1 1007.6 1001.5 996.8 999.1 1003.8 1011.3 1018.0 1018.7 1010.2 MAX. QFF PRESSURE IN HPA 1024.0 1046.4 1018.1 1015.5 1012.3 1006.7 1000.4 1003.2 1008.5 1016.4 1022.2 1023.3 1046.4 DAY 14 26 1 2 4 2 19 19 30 31 20 5 MIN. QFF PRESSURE IN HPA 1015.3 1014.2 1008.2 1001.9 1001.3 995.9 992.5 995.0 998.8 1007.2 1014.4 1012.7 992.5 DAY 30 23 25 29 20 30 10 7 1 2 14 1 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.5 1017.6 1011.9 1008.9 1005.6 999.7 994.9 997.1 1001.9 1009.4 1015.9 1016.3 1008.1 MAX. QFE PRESSURE IN HPA 1021.9 1021.2 1015.9 1013.6 1010.1 1004.7 998.2 1001.1 1006.6 1014.7 1019.6 1021.2 1021.9 DAY 8 1 1 1 4 3 19 19 30 31 20 5 MIN. QFE PRESSURE IN HPA 1013.1 1012.5 1006.2 1000.2 999.0 993.6 990.8 993.1 996.6 1005.0 1012.4 1009.8 990.8 DAY 22 23 23 29 20 30 10 7 1 2 14 1 MEAN QNH PRESSURE IN HPA 1019.6 1019.6 1013.9 1011.0 1007.7 1001.8 996.9 999.1 1004.0 1011.4 1017.9 1018.4 1010.1 MAX. QNH PRESSURE IN HPA 1024.0 1023.3 1018.0 1015.7 1012.2 1006.7 1000.2 1003.1 1008.6 1016.8 1021.7 1023.3 1024.0 DAY 8 1 1 1 4 3 19 19 30 31 20 5 MIN. QNH PRESSURE IN HPA 1015.2 1014.6 1008.2 1002.2 1001.0 995.6 992.8 995.1 998.6 1007.0 1014.4 1011.8 992.8 DAY 22 23 23 29 20 30 10 7 1 2 14 1 MEAN QFF PRESSURE IN HPA 1019.9 1019.9 1014.2 1011.2 1007.9 1001.9 997.0 999.3 1004.1 1011.6 1018.2 1018.7 1010.3 MAX. QFF PRESSURE IN HPA 1024.3 1023.6 1018.3 1015.9 1012.3 1006.9 1000.4 1003.3 1008.8 1017.0 1021.9 1023.5 1024.3 DAY 8 1 1 1 4 3 19 19 30 31 20 5 MIN. QFF PRESSURE IN HPA 1015.4 1014.8 1008.5 1002.4 1001.2 995.8 992.9 995.3 998.8 1007.2 1014.7 1012.1 992.9 DAY 22 23 23 29 20 30 10 7 1 2 14 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.9 1018.8 1013.5 1010.2 1007.1 1000.6 995.7 998.0 1003.2 1010.7 1017.3 1017.5 1009.3 MAX. QFE PRESSURE IN HPA 1022.6 1023.3 1017.0 1015.4 1011.0 1005.9 999.3 1001.9 1007.9 1015.4 1021.1 1023.1 1023.3 DAY 13 1 1 1 4 2 12 19 29 29 19 5 MIN. QFE PRESSURE IN HPA 1013.2 1013.9 1008.2 1002.0 999.3 994.0 991.3 993.8 997.2 1006.2 1013.8 1011.1 991.3 DAY 30 23 24 29 20 30 9 7 1 2 14 1 MEAN QNH PRESSURE IN HPA 1021.0 1020.9 1015.5 1012.2 1009.2 1002.6 997.7 1000.1 1005.2 1012.7 1019.3 1019.6 1011.3 MAX. QNH PRESSURE IN HPA 1024.7 1025.4 1019.1 1017.5 1013.1 1007.9 1001.3 1003.9 1009.9 1017.5 1023.2 1025.2 1025.4 DAY 13 1 1 1 4 2 12 19 29 29 19 5 MIN. QNH PRESSURE IN HPA 1015.3 1016.0 1010.2 1004.0 1001.3 996.0 993.3 995.8 999.2 1008.2 1015.9 1013.2 993.3 DAY 30 23 24 29 20 30 9 7 1 2 14 1 MEAN QFF PRESSURE IN HPA 1021.2 1021.2 1015.8 1012.4 1009.3 1002.8 997.9 1000.1 1005.4 1012.9 1019.6 1019.8 1011.5 MAX. QFF PRESSURE IN HPA 1025.0 1025.7 1019.3 1017.7 1013.2 1008.1 1001.5 1004.1 1010.1 1017.7 1023.4 1025.4 1025.7 DAY 13 1 1 1 4 2 12 19 30 31 19 5 MIN. QFF PRESSURE IN HPA 1015.5 1016.2 1010.4 1004.2 1001.4 996.1 993.4 995.9 999.3 1008.4 1016.1 1013.4 993.4 DAY 30 23 24 29 20 30 9 7 1 2 14 1 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.6 1018.8 1013.3 1010.2 1006.7 1000.6 996.1 998.4 1003.4 1010.5 1016.9 1017.4 1009.2 MAX. QFE PRESSURE IN HPA 1022.5 1023.7 1016.5 1015.2 1010.6 1006.4 999.7 1002.1 1008.0 1015.2 1021.3 1023.8 1023.8 DAY 13 1 1 1 4 2 12 19 29 29 23 5 MIN. QFE PRESSURE IN HPA 1012.7 1014.1 1007.5 1002.4 1000.9 994.0 991.5 993.5 998.5 1006.4 1013.5 1011.6 991.5 DAY 30 23 24 29 20 30 9 6 1 2 14 1 MEAN QNH PRESSURE IN HPA 1020.6 1020.8 1015.4 1012.3 1008.8 1002.6 998.1 1000.4 1005.4 1012.5 1019.0 1019.4 1011.3 MAX. QNH PRESSURE IN HPA 1024.6 1025.8 1018.6 1017.3 1012.7 1008.4 1001.7 1004.1 1010.0 1017.3 1023.4 1025.9 1025.9 DAY 13 1 1 1 4 2 12 19 29 29 23 5 MIN. QNH PRESSURE IN HPA 1014.8 1016.2 1009.5 1004.4 1002.9 996.0 993.5 995.5 1000.5 1008.4 1015.6 1013.7 993.5 DAY 30 23 24 29 20 30 9 6 1 2 14 1 MEAN QFF PRESSURE IN HPA 1020.9 1021.1 1015.6 1012.5 1008.9 1002.8 998.3 1000.5 1005.5 1012.7 1019.2 1019.7 1011.5 MAX. QFF PRESSURE IN HPA 1024.9 1026.1 1018.8 1017.5 1012.8 1008.5 1001.9 1004.3 1010.2 1017.4 1023.7 1026.1 1026.1 DAY 13 1 1 1 4 2 12 19 29 29 23 5 MIN. QFF PRESSURE IN HPA 1015.0 1016.4 1009.7 1004.6 1003.1 996.2 993.6 995.6 1000.6 1008.6 1015.8 1013.9 993.6 DAY 30 23 24 29 20 30 9 6 1 2 14 1 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1017.0 1018.5 1011.9 1009.0 1005.5 999.5 995.3 997.8 1002.4 1009.1 1015.3 1015.8 1008.1 MAX. QFE PRESSURE IN HPA 1021.8 1045.0 1017.0 1014.0 1010.1 1005.9 998.4 1001.9 1006.8 1013.9 1020.0 1020.9 1045.0 DAY 13 25 26 23 4 2 12 18 29 30 23 5 MIN. QFE PRESSURE IN HPA 1010.8 1012.5 1005.6 1001.3 999.5 993.1 990.7 993.0 998.1 1005.4 1012.0 1011.1 990.7 DAY 30 23 24 28 20 30 9 7 8 2 13 1 MEAN QNH PRESSURE IN HPA 1019.1 1020.6 1013.9 1011.0 1007.5 1001.5 997.4 999.8 1004.4 1011.2 1017.4 1017.9 1010.1 MAX. QNH PRESSURE IN HPA 1023.9 1047.1 1019.1 1016.1 1012.2 1007.9 1000.4 1003.9 1008.8 1016.0 1022.1 1023.0 1047.1 DAY 13 25 26 23 4 2 12 18 29 30 23 5 MIN. QNH PRESSURE IN HPA 1012.9 1014.6 1007.6 1003.3 1001.5 995.1 992.7 995.0 1000.1 1007.4 1014.0 1013.2 992.7 DAY 30 23 24 28 20 30 9 7 8 2 13 1 MEAN QFF PRESSURE IN HPA 1019.4 1020.9 1014.1 1011.2 1007.7 1001.6 997.5 1000.0 1004.6 1011.3 1017.6 1018.1 1010.3 MAX. QFF PRESSURE IN HPA 1024.2 1047.4 1019.3 1016.3 1012.3 1008.0 1000.6 1004.1 1009.0 1016.1 1022.4 1023.2 1047.4 DAY 13 25 26 23 4 2 12 19 29 30 23 5 MIN. QFF PRESSURE IN HPA 1013.1 1014.8 1007.8 1003.5 1001.7 995.2 992.8 995.1 1000.3 1007.6 1014.3 1013.4 992.8 DAY 30 23 24 28 20 30 9 7 8 2 13 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1017.1 1017.4 1011.4 1008.4 1005.1 998.9 994.3 997.0 1002.1 1009.0 1015.3 1016.1 1007.7 MAX. QFE PRESSURE IN HPA 1021.8 1021.3 1015.3 1013.7 1008.9 1004.8 997.6 1001.3 1006.9 1014.3 1019.8 1020.6 1021.8 DAY 13 1 16 1 4 2 18 18 29 30 19 5 MIN. QFE PRESSURE IN HPA 1012.0 1011.7 1003.8 1000.6 999.1 992.3 989.7 992.6 998.0 1005.1 1011.0 1011.8 989.7 DAY 30 22 24 28 20 30 9 7 9 1 30 1 MEAN QNH PRESSURE IN HPA 1019.2 1019.5 1013.4 1010.4 1007.1 1000.9 996.3 999.1 1004.1 1011.1 1017.4 1018.2 1009.7 MAX. QNH PRESSURE IN HPA 1023.9 1023.4 1017.4 1015.8 1010.9 1006.8 999.6 1003.3 1008.9 1016.4 1021.9 1022.7 1023.9 DAY 13 1 16 1 4 2 18 18 29 30 19 5 MIN. QNH PRESSURE IN HPA 1014.0 1013.8 1005.8 1002.6 1001.1 994.3 991.7 994.6 1000.0 1007.1 1013.1 1013.9 991.7 DAY 30 22 24 28 20 30 9 7 9 1 30 1 MEAN QFF PRESSURE IN HPA 1019.5 1019.8 1013.7 1010.6 1007.3 1001.0 996.5 999.2 1004.3 1011.3 1017.6 1018.5 1009.9 MAX. QFF PRESSURE IN HPA 1024.2 1023.7 1017.6 1016.0 1011.1 1007.0 999.8 1003.5 1009.1 1016.6 1022.1 1022.9 1024.2 DAY 13 1 16 1 4 2 18 18 29 30 19 5 MIN. QFF PRESSURE IN HPA 1014.3 1014.0 1006.1 1002.8 1001.3 994.4 991.9 994.7 1000.2 1007.3 1013.3 1014.1 991.9 DAY 30 22 24 28 20 30 9 7 9 1 30 1 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.8 1018.3 1011.9 1009.0 1005.7 999.2 994.8 997.2 1002.4 1009.8 1016.2 1016.8 1008.2 MAX. QFE PRESSURE IN HPA 1022.1 1022.2 1015.8 1014.6 1009.9 1004.6 998.3 1001.3 1007.2 1014.5 1026.4 1021.0 1026.4 DAY 13 1 16 1 3 2 18 18 30 31 19 4 MIN. QFE PRESSURE IN HPA 1013.0 1013.5 1003.1 1001.0 999.8 992.5 990.1 992.9 997.8 1005.5 1011.1 1013.1 990.1 DAY 30 23 24 28 20 30 9 7 8 14 30 9 MEAN QNH PRESSURE IN HPA 1019.8 1020.4 1013.9 1011.0 1007.7 1001.2 996.8 999.3 1004.4 1011.8 1018.2 1018.9 1010.3 MAX. QNH PRESSURE IN HPA 1024.2 1024.3 1017.9 1016.7 1011.9 1006.6 1000.3 1003.3 1009.2 1016.6 1028.5 1023.1 1028.5 DAY 13 1 16 1 3 2 18 18 30 31 19 4 MIN. QNH PRESSURE IN HPA 1015.1 1015.6 1005.1 1003.0 1001.8 994.5 992.1 994.9 999.8 1007.5 1013.2 1015.2 992.1 DAY 30 23 24 28 20 30 9 7 8 14 30 9 MEAN QFF PRESSURE IN HPA 1020.1 1020.7 1014.2 1011.2 1007.9 1001.3 996.9 999.4 1004.6 1012.0 1018.5 1019.2 1010.5 MAX. QFF PRESSURE IN HPA 1024.5 1024.6 1018.1 1016.9 1012.1 1006.7 1000.5 1003.5 1009.4 1016.8 1028.7 1023.4 1028.7 DAY 13 1 16 1 3 2 18 18 30 31 19 26 MIN. QFF PRESSURE IN HPA 1015.3 1015.8 1005.3 1003.2 1001.9 994.6 992.2 995.0 1000.0 1007.7 1013.4 1015.4 992.2 DAY 30 23 24 28 20 30 9 7 8 14 30 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.6 1017.9 1012.0 1009.0 1005.8 999.5 995.2 997.5 1002.5 1009.7 1015.8 1016.8 1008.3 MAX. QFE PRESSURE IN HPA 1022.0 1022.0 1015.7 1014.1 1010.3 1004.3 998.8 1001.8 1007.4 1014.8 1020.3 1021.1 1022.0 DAY 13 1 16 1 3 1 18 18 30 31 19 4 MIN. QFE PRESSURE IN HPA 1013.1 1011.8 1004.9 1000.8 999.7 992.5 990.8 993.0 997.5 1005.3 1011.2 1013.2 990.8 DAY 21 22 24 28 19 30 9 6 8 1 30 30 MEAN QNH PRESSURE IN HPA 1019.7 1019.9 1014.1 1011.1 1007.9 1001.6 997.2 999.5 1004.5 1011.8 1017.9 1018.8 1010.3 MAX. QNH PRESSURE IN HPA 1024.1 1024.1 1017.8 1016.2 1012.4 1006.3 1000.8 1003.8 1009.4 1016.9 1022.4 1023.2 1024.1 DAY 13 1 16 1 3 1 18 18 30 31 19 4 MIN. QNH PRESSURE IN HPA 1015.2 1013.9 1006.9 1002.8 1001.7 994.5 992.8 995.0 999.5 1007.3 1013.3 1015.3 992.8 DAY 21 22 24 28 19 30 9 6 8 1 30 30 MEAN QFF PRESSURE IN HPA 1020.0 1020.2 1014.3 1011.3 1008.0 1001.7 997.3 999.6 1004.7 1012.0 1018.1 1019.1 1010.5 MAX. QFF PRESSURE IN HPA 1024.3 1024.4 1018.0 1016.4 1012.5 1006.5 1001.0 1004.0 1009.6 1017.0 1022.6 1023.4 1024.4 DAY 13 1 16 1 3 1 18 18 30 31 19 4 MIN. QFF PRESSURE IN HPA 1015.4 1014.1 1007.1 1003.0 1001.9 994.6 992.9 995.1 999.7 1007.5 1013.5 1015.5 992.9 DAY 21 22 24 28 19 30 9 6 8 14 30 30 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 13.8 12.9 18.1 24.5 28.8 30.8 32.3 31.2 28.8 26.2 20.0 14.4 23.5 MINIMUN AIR TEMPERATURE (C) 9.3 8.1 11.9 18.1 22.5 24.6 27.5 26.8 22.6 19.0 14.0 9.0 17.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 5 23 30 31 31 20 5 0 0 145 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 3.0 3.0 5.0 11.0 18.0 21.0 24.0 23.0 17.0 15.0 6.0 2.0 2.0 DAY 3 12 2 3 4 11 23 21 27 7 27 15 MAXIMUM AIR TEMPERATURE (C) 19.2 18.5 24.9 32.3 35.7 37.1 37.4 37.5 35.5 33.8 26.8 21.2 30.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 7 20 30 30 31 31 30 28 4 0 211 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 23.0 23.0 34.0 41.0 42.0 42.0 40.0 41.0 39.0 38.0 32.0 26.0 42.0 DAY 7 13 23 14 21 24 12 31 4 23 3 8 DIF. BETWEEN (MAX.-MIN.) (C) 9.9 10.4 13.0 14.2 13.2 12.5 9.9 10.7 12.9 14.8 12.8 12.2 12.2 MEAN DAILY TEMP. (MDT) (C) 14.3 13.3 18.4 25.2 29.1 30.9 32.5 32.2 29.0 26.4 20.4 15.1 23.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 24.0 130.0 251.5 296.0 355.0 346.0 241.5 167.5 20.0 0.0 1831.5 HEATING DEG. DAYS(BASE 18 0C) 115.5 131.5 51.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15.5 90.0 403.5 DEWPOINT (MEAN C) 9.7 8.5 9.8 15.4 18.4 21.6 22.7 22.5 20.3 17.8 13.0 8.6 15.7 MIXING RATIO (G/KG) 7.61 7.04 7.65 11.20 13.61 16.71 17.78 17.90 15.39 13.16 9.56 7.13 12.06 VAPOUR PRESSURE (HPA) 12.28 11.36 12.31 17.83 21.47 26.13 27.64 27.83 24.14 20.88 15.35 11.53 19.06 SATURATION DEF. (HPA) 3.91 3.97 9.72 14.46 19.45 19.57 21.63 19.55 16.87 14.57 9.08 5.52 13.19 RELATIVE HUMIDITY (MEAN %) 78 76 62 60 57 60 58 62 63 63 67 70 65 RELATIVE HUMIDITY (MAX. %) 89 87 81 80 78 80 75 82 84 81 85 86 82 RELATIVE HUMIDITY (MIN. %) 61 61 40 40 38 43 42 45 43 39 45 50 46 RELATIVE HUMIDITY (MEAN% 03UTC) 86 85 78 78 74 77 73 75 79 80 82 85 79 RELATIVE HUMIDITY (MEAN% 09UTC) 66 66 44 42 42 46 45 47 45 42 49 54 49 RELATIVE HUMIDITY (MEAN% 15UTC) 78 74 55 54 50 54 50 55 57 64 65 68 60 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 174.0 8.0 12.0 0.0 3.0 0.0 0.0 0.0 0.0 0.0 22.9 31.0 250.9 DAYS WITH PRECIPITATION >=10 4 0 1 0 0 0 0 0 0 0 1 1 7 DAYS WITH PRECIPITATION >= 5 6 1 1 0 0 0 0 0 0 0 1 2 11 DAYS WITH PRECIPITATION >= 1 8 1 1 0 1 0 0 0 0 0 3 2 16 DAYS WITH PRECIPITATION 8 1 1 0 1 0 0 0 0 0 5 2 18 GREATEST DAILY PRECIPITATION 68.0 8.0 12.0 0.0 3.0 0.0 0.0 0.0 0.0 0.0 17.0 22.0 68.0 DAY 22 1 1 ** 9 ** ** ** ** ** 29 29 DAY WITH THUNDER STORM 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 2 2 3 1 10 0 7 0 0 0 0 25 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 315 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 4.8 7.0 5.3 5.1 5.6 7.8 5.7 5.5 5.1 4.6 5.0 3.6 5.4 PREVAILING WIND PERCENT 32.3 58.0 56.0 50.4 66.1 47.1 60.5 56.5 52.9 49.6 45.0 56.9 52.6 CALMS PERCENT OF WIND 0.8 0.9 2.0 0.4 0.8 1.7 3.2 3.6 3.8 2.4 0.0 2.4 1.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 4 318 298 303 306 300 300 309 310 312 315 321 309 VECTOR WIND MAGNITUDE(KNOTS) 1.2 4.0 2.5 2.1 3.9 4.6 4.4 3.4 3.1 2.7 2.5 2.1 3.0 WIND STEADINESES (MEAN %) 26.1 65.6 50.0 44.7 81.3 83.6 89.8 81.0 79.5 75.0 61.0 65.6 65.2 WIND SPEED (MEAN KNOTS) 4.6 6.1 5.0 4.7 4.8 5.5 4.9 4.2 3.9 3.6 4.1 3.2 4.6 FASTEST WIND DIRECTION 130 310 130 130 310 310 310 310 310 310 310 310 310 FASTEST WIND SPEED (KNOTS) 24 24 18 32 75 15 18 24 13 12 18 12 75 DAY 20 28 22 6 1 6 12 10 13 4 22 2 DAYS WITH SKY CLEAR (0-2)/8 17 18 16 19 15 30 26 31 30 29 20 20 271 DAYS WITH P.CLOUDY (3-6)/8 6 6 12 7 6 0 1 0 0 2 7 8 55 DAYS WITH CLOUDY (7-8)/8 8 4 3 4 10 0 0 0 0 0 3 3 35 DAYS WITH VISIBILITY =< 2 KM 0 0 0 0 1 12 19 12 6 2 0 0 52 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1016.9 1015.5 1013.8 1009.0 1003.8 999.4 994.9 995.8 1000.7 1008.8 1014.3 1018.5 1007.6 MAX. QFE PRESSURE IN HPA 1021.8 1022.1 1027.5 1018.4 1009.9 1005.4 998.3 1001.5 1007.4 1016.2 1019.2 1026.3 1027.5 DAY-HOUR 26- 9 22- 9 9-15 8- 9 1- 9 3- 9 5- 9 28- 9 26- 9 25- 9 1-12 16- 6 MIN. QFE PRESSURE IN HPA 1008.3 1005.6 1003.4 1001.9 996.1 990.6 989.2 990.8 994.3 1002.1 1008.3 1014.0 989.2 DAY-HOUR 16-12 28-15 26-15 6-15 31- 3 28-15 3- 0 9-15 9-12 3-15 1- 0 10- 0 MEAN QNH PRESSURE IN HPA 1019.0 1017.6 1015.8 1011.0 1005.9 1001.4 996.9 997.8 1002.8 1010.9 1016.4 1020.5 1009.7 MAX. QNH PRESSURE IN HPA 1023.9 1024.2 1029.6 1020.5 1011.9 1007.4 1000.3 1003.5 1009.4 1018.3 1021.3 1028.4 1029.6 DAY-HOUR 26- 9 22- 9 9-15 8- 9 1- 9 3- 9 5- 9 28- 9 26- 9 25- 9 1-12 16- 6 MIN. QNH PRESSURE IN HPA 1010.3 1007.6 1005.4 1003.9 998.1 992.6 991.2 992.8 996.3 1004.1 1010.3 1016.1 991.2 DAY-HOUR 16-12 28-15 26-15 6-15 31- 3 28-15 3- 0 9-15 9-12 3-15 1- 0 10- 0 MEAN QFF PRESSURE IN HPA 1019.3 1017.9 1016.1 1011.2 1006.0 1001.6 997.0 997.9 1002.9 1011.0 1016.6 1020.8 1009.9 MAX. QFF PRESSURE IN HPA 1024.2 1024.5 1029.9 1020.7 1012.1 1007.6 1000.5 1003.7 1009.6 1018.4 1021.6 1028.7 1029.9 DAY-HOUR 26- 9 22- 9 9-15 8- 9 1- 9 3- 9 5- 9 28- 9 26- 9 25- 9 27- 6 16- 6 MIN. QFF PRESSURE IN HPA 1010.6 1008.0 1005.7 1004.1 998.3 992.7 991.3 992.9 996.5 1004.3 1010.6 1016.3 991.3 DAY-HOUR 16-12 28-15 26-15 6-15 31- 3 28-15 3- 0 9-15 9-12 3-15 1- 0 29- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1016.6 1015.5 1013.5 1008.3 1003.4 998.9 994.4 995.2 1000.1 1008.2 1013.9 1018.1 1007.2 MAX. QFE PRESSURE IN HPA 1020.1 1020.5 1022.6 1016.5 1009.0 1003.3 996.5 999.9 1006.0 1014.9 1017.1 1025.1 1025.1 DAY 14 23 9 8 1 8 1 29 26 21 27 16 MIN. QFE PRESSURE IN HPA 1011.3 1009.0 1006.2 1002.0 996.3 990.9 989.2 992.0 995.5 1003.2 1008.3 1014.0 989.2 DAY 22 25 26 6 31 28 3 9 3 3 1 10 MEAN QNH PRESSURE IN HPA 1018.7 1017.6 1015.5 1010.3 1005.4 1000.9 996.4 997.2 1002.1 1010.2 1015.9 1020.2 1009.2 MAX. QNH PRESSURE IN HPA 1022.2 1022.6 1024.7 1018.6 1011.0 1005.3 998.5 1001.9 1008.0 1017.0 1019.2 1027.2 1027.2 DAY 14 23 9 8 1 8 1 29 26 21 27 16 MIN. QNH PRESSURE IN HPA 1013.4 1011.0 1008.2 1004.0 998.3 992.9 991.2 994.0 997.5 1005.2 1010.3 1016.1 991.2 DAY 22 25 26 6 31 28 3 9 3 3 1 10 MEAN QFF PRESSURE IN HPA 1019.0 1017.9 1015.8 1010.5 1005.6 1001.0 996.5 997.4 1002.2 1010.4 1016.2 1020.5 1009.4 MAX. QFF PRESSURE IN HPA 1022.5 1022.9 1025.0 1018.8 1011.2 1005.5 998.7 1002.1 1008.2 1017.1 1019.5 1027.5 1027.5 DAY 14 23 9 8 1 8 31 29 26 21 27 16 MIN. QFF PRESSURE IN HPA 1013.6 1011.3 1008.5 1004.2 998.5 993.0 991.3 994.1 997.7 1005.4 1010.6 1016.3 991.3 DAY 22 25 26 6 31 28 3 9 3 4 1 29 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1016.6 1015.1 1013.4 1008.8 1003.6 999.1 994.6 995.4 1000.4 1008.3 1013.8 1018.1 1007.3 MAX. QFE PRESSURE IN HPA 1019.9 1020.3 1023.6 1016.6 1009.0 1003.3 996.9 999.9 1006.1 1014.4 1017.3 1025.0 1025.0 DAY 14 23 9 8 1 8 1 29 26 21 22 16 MIN. QFE PRESSURE IN HPA 1009.0 1008.3 1005.7 1003.6 996.1 991.1 989.2 992.1 995.9 1003.1 1008.5 1014.1 989.2 DAY 22 25 26 21 31 28 3 9 2 3 1 10 MEAN QNH PRESSURE IN HPA 1018.7 1017.1 1015.4 1010.8 1005.7 1001.1 996.6 997.4 1002.4 1010.4 1015.9 1020.2 1009.3 MAX. QNH PRESSURE IN HPA 1022.0 1022.4 1025.7 1018.7 1011.0 1005.3 998.9 1001.9 1008.1 1016.5 1019.4 1027.1 1027.1 DAY 14 23 9 8 1 8 1 29 26 21 22 16 MIN. QNH PRESSURE IN HPA 1011.0 1010.3 1007.7 1005.6 998.1 993.1 991.2 994.1 997.9 1005.1 1010.5 1016.2 991.2 DAY 22 25 26 21 31 28 3 9 2 3 1 10 MEAN QFF PRESSURE IN HPA 1019.0 1017.5 1015.7 1011.0 1005.8 1001.3 996.8 997.6 1002.6 1010.6 1016.1 1020.5 1009.5 MAX. QFF PRESSURE IN HPA 1022.3 1022.7 1026.0 1018.9 1011.2 1005.5 999.1 1002.1 1008.3 1016.7 1019.7 1027.4 1027.4 DAY 26 23 9 8 1 8 1 29 26 21 27 16 MIN. QFF PRESSURE IN HPA 1011.3 1010.6 1008.0 1005.9 998.3 993.2 991.3 994.2 998.1 1005.3 1010.8 1016.5 991.3 DAY 22 25 26 21 31 28 3 9 2 3 1 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.0 1016.4 1014.7 1010.1 1004.8 999.9 995.6 996.3 1001.6 1009.7 1015.3 1019.4 1008.5 MAX. QFE PRESSURE IN HPA 1021.2 1021.9 1025.0 1018.3 1009.5 1004.9 997.8 1001.1 1007.2 1015.1 1019.2 1026.3 1026.3 DAY 26 22 9 8 2 17 1 28 26 21 27 16 MIN. QFE PRESSURE IN HPA 1010.7 1008.5 1005.4 1005.1 997.8 991.6 990.9 992.9 996.9 1004.1 1010.4 1015.0 990.9 DAY 22 25 26 20 31 28 3 9 2 3 2 10 MEAN QNH PRESSURE IN HPA 1020.0 1018.4 1016.8 1012.2 1006.8 1001.9 997.6 998.4 1003.6 1011.8 1017.3 1021.5 1010.5 MAX. QNH PRESSURE IN HPA 1023.3 1024.0 1027.1 1020.4 1011.5 1006.9 999.8 1003.1 1009.2 1017.2 1021.3 1028.4 1028.4 DAY 26 22 9 8 2 17 1 28 26 21 27 16 MIN. QNH PRESSURE IN HPA 1012.8 1010.5 1007.4 1007.1 999.8 993.6 992.9 994.9 998.9 1006.1 1012.5 1017.1 992.9 DAY 22 25 26 20 31 28 3 9 2 3 2 10 MEAN QFF PRESSURE IN HPA 1020.3 1018.7 1017.0 1012.4 1007.0 1002.1 997.8 998.5 1003.8 1012.0 1017.6 1021.8 1010.7 MAX. QFF PRESSURE IN HPA 1023.6 1024.3 1027.4 1020.6 1011.7 1007.1 1000.0 1003.3 1009.4 1017.4 1021.6 1028.7 1028.7 DAY 26 22 9 8 2 17 1 28 26 21 27 16 MIN. QFF PRESSURE IN HPA 1013.0 1010.8 1007.7 1007.3 1000.0 993.7 993.0 995.0 999.1 1006.3 1012.7 1017.3 993.0 DAY 22 25 26 20 31 28 3 9 2 3 2 10 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1017.8 1016.6 1014.9 1010.4 1005.3 1000.5 996.0 996.8 1001.8 1010.0 1015.1 1019.5 1008.7 MAX. QFE PRESSURE IN HPA 1021.8 1022.1 1025.1 1018.4 1009.9 1005.4 998.3 1001.5 1007.4 1016.2 1019.1 1026.0 1026.0 DAY 26 22 9 8 1 3 5 28 26 25 27 16 MIN. QFE PRESSURE IN HPA 1009.8 1010.1 1007.2 1005.4 998.1 992.3 991.3 993.4 997.1 1004.5 1010.5 1015.4 991.3 DAY 16 28 26 6 31 28 3 9 2 3 2 10 MEAN QNH PRESSURE IN HPA 1019.8 1018.6 1017.0 1012.4 1007.3 1002.5 998.0 998.8 1003.8 1012.1 1017.2 1021.6 1010.8 MAX. QNH PRESSURE IN HPA 1023.9 1024.2 1027.2 1020.5 1011.9 1007.4 1000.3 1003.5 1009.4 1018.3 1021.2 1028.1 1028.1 DAY 26 22 9 8 1 3 5 28 26 25 27 16 MIN. QNH PRESSURE IN HPA 1011.8 1012.2 1009.2 1007.4 1000.1 994.3 993.3 995.4 999.1 1006.5 1012.6 1017.5 993.3 DAY 16 28 26 6 31 28 3 9 2 3 2 10 MEAN QFF PRESSURE IN HPA 1020.1 1018.9 1017.2 1012.6 1007.5 1002.6 998.1 998.9 1004.0 1012.3 1017.4 1021.8 1011.0 MAX. QFF PRESSURE IN HPA 1024.2 1024.5 1027.5 1020.7 1012.1 1007.6 1000.5 1003.7 1009.6 1018.4 1021.4 1028.4 1028.4 DAY 26 22 9 8 1 3 5 28 26 25 27 16 MIN. QFF PRESSURE IN HPA 1012.1 1012.4 1009.5 1007.6 1000.3 994.4 993.4 995.5 999.3 1006.7 1012.8 1017.7 993.4 DAY 16 28 26 6 31 28 3 9 2 3 2 10 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.0 1015.1 1013.2 1008.7 1003.9 999.5 995.2 996.0 1000.6 1008.7 1014.2 1017.9 1007.4 MAX. QFE PRESSURE IN HPA 1020.1 1020.3 1023.8 1016.5 1008.8 1004.9 998.1 1000.5 1006.9 1014.9 1019.2 1024.9 1024.9 DAY 26 22 9 8 12 3 5 28 25 25 1 16 MIN. QFE PRESSURE IN HPA 1008.3 1007.8 1005.1 1003.1 996.3 991.4 991.1 992.7 994.3 1002.9 1009.0 1014.2 991.1 DAY 16 28 26 6 31 28 3 9 9 3 2 10 MEAN QNH PRESSURE IN HPA 1018.1 1017.2 1015.3 1010.7 1005.9 1001.5 997.2 998.0 1002.6 1010.7 1016.2 1019.9 1009.5 MAX. QNH PRESSURE IN HPA 1022.2 1022.4 1025.9 1018.6 1010.8 1006.9 1000.1 1002.5 1008.9 1017.0 1021.3 1027.0 1027.0 DAY 26 22 9 8 12 3 5 28 25 25 1 16 MIN. QNH PRESSURE IN HPA 1010.3 1009.8 1007.1 1005.1 998.3 993.4 993.1 994.7 996.3 1004.9 1011.0 1016.3 993.1 DAY 16 28 26 6 31 28 3 9 9 3 2 10 MEAN QFF PRESSURE IN HPA 1018.4 1017.5 1015.5 1010.9 1006.1 1001.7 997.3 998.1 1002.8 1010.9 1016.4 1020.2 1009.7 MAX. QFF PRESSURE IN HPA 1022.5 1022.7 1026.2 1018.8 1011.0 1007.1 1000.2 1002.7 1009.1 1017.1 1021.5 1027.3 1027.3 DAY 26 22 9 8 12 3 5 28 25 25 1 16 MIN. QFF PRESSURE IN HPA 1010.6 1010.1 1007.4 1005.3 998.5 993.5 993.2 994.8 996.5 1005.1 1011.3 1016.5 993.2 DAY 16 28 26 6 31 28 3 9 9 3 2 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1016.5 1014.7 1013.1 1008.1 1003.0 998.9 994.2 995.2 1000.2 1008.2 1013.7 1017.9 1007.0 MAX. QFE PRESSURE IN HPA 1020.2 1019.7 1027.5 1015.8 1008.0 1003.9 996.8 999.4 1006.4 1014.0 1017.5 1025.0 1027.5 DAY 13 22 9 7 12 3 5 28 25 25 26 16 MIN. QFE PRESSURE IN HPA 1009.6 1005.6 1003.4 1001.9 996.8 990.6 989.2 990.8 994.8 1002.1 1008.9 1014.2 989.2 DAY 16 28 26 6 30 28 3 9 2 3 2 9 MEAN QNH PRESSURE IN HPA 1018.6 1016.7 1015.2 1010.1 1005.1 1000.9 996.2 997.3 1002.2 1010.2 1015.8 1020.0 1009.0 MAX. QNH PRESSURE IN HPA 1022.3 1021.8 1029.6 1017.9 1010.0 1005.9 998.8 1001.4 1008.4 1016.1 1019.6 1027.1 1029.6 DAY 13 22 9 7 12 3 5 28 25 25 26 16 MIN. QNH PRESSURE IN HPA 1011.6 1007.6 1005.4 1003.9 998.8 992.6 991.2 992.8 996.8 1004.1 1010.9 1016.3 991.2 DAY 16 28 26 6 30 28 3 9 2 3 2 9 MEAN QFF PRESSURE IN HPA 1018.9 1017.0 1015.4 1010.3 1005.2 1001.1 996.4 997.4 1002.4 1010.4 1016.0 1020.3 1009.2 MAX. QFF PRESSURE IN HPA 1022.6 1022.1 1029.9 1018.1 1010.2 1006.1 999.0 1001.6 1008.6 1016.2 1019.9 1027.4 1029.9 DAY 13 22 9 7 12 3 5 28 25 25 26 16 MIN. QFF PRESSURE IN HPA 1011.9 1008.0 1005.7 1004.1 999.0 992.7 991.3 992.9 997.0 1004.3 1011.2 1016.5 991.3 DAY 16 28 26 6 30 28 3 9 2 3 2 9 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.3 1015.3 1013.7 1008.7 1003.3 999.1 994.4 995.4 1000.7 1008.7 1014.4 1018.6 1007.5 MAX. QFE PRESSURE IN HPA 1020.9 1020.3 1024.8 1016.5 1008.8 1004.1 996.4 999.7 1007.0 1015.0 1018.3 1025.3 1025.3 DAY 13 22 9 7 1 6 5 28 25 20 26 16 MIN. QFE PRESSURE IN HPA 1011.0 1005.9 1004.3 1003.8 997.1 990.8 989.3 991.7 995.1 1003.8 1009.6 1014.9 989.3 DAY 16 28 26 17 30 27 3 9 2 3 1 9 MEAN QNH PRESSURE IN HPA 1019.3 1017.4 1015.8 1010.8 1005.3 1001.1 996.4 997.4 1002.7 1010.8 1016.4 1020.6 1009.5 MAX. QNH PRESSURE IN HPA 1023.0 1022.4 1026.9 1018.6 1010.8 1006.1 998.4 1001.7 1009.0 1017.1 1020.4 1027.4 1027.4 DAY 13 22 9 7 1 6 5 28 25 20 26 16 MIN. QNH PRESSURE IN HPA 1013.1 1007.9 1006.3 1005.8 999.1 992.8 991.3 993.7 997.1 1005.8 1011.6 1017.0 991.3 DAY 16 28 26 17 30 27 3 9 2 3 1 9 MEAN QFF PRESSURE IN HPA 1019.6 1017.7 1016.0 1011.0 1005.5 1001.3 996.5 997.6 1002.8 1011.0 1016.7 1020.9 1009.7 MAX. QFF PRESSURE IN HPA 1023.3 1022.7 1027.2 1018.8 1011.0 1006.3 998.6 1001.9 1009.2 1017.3 1020.7 1027.7 1027.7 DAY 13 22 9 7 1 6 5 28 25 20 26 16 MIN. QFF PRESSURE IN HPA 1013.3 1008.2 1006.6 1006.0 999.3 992.9 991.4 993.8 997.3 1006.0 1011.9 1017.2 991.4 DAY 16 28 26 17 30 27 3 9 2 3 2 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1016.9 1015.5 1013.9 1009.0 1003.6 999.4 994.9 995.8 1000.8 1008.9 1014.5 1018.4 1007.6 MAX. QFE PRESSURE IN HPA 1020.3 1020.9 1023.4 1016.8 1008.9 1004.7 996.9 1000.9 1007.0 1015.5 1017.7 1025.2 1025.2 DAY 13 22 9 7 12 6 5 28 25 20 26 16 MIN. QFE PRESSURE IN HPA 1011.4 1007.5 1005.2 1004.1 997.1 991.3 990.0 992.3 995.6 1004.0 1009.5 1014.5 990.0 DAY 16 28 26 20 30 27 2 9 2 2 1 9 MEAN QNH PRESSURE IN HPA 1018.9 1017.6 1015.9 1011.0 1005.7 1001.4 996.9 997.8 1002.8 1010.9 1016.6 1020.5 1009.7 MAX. QNH PRESSURE IN HPA 1022.4 1023.0 1025.5 1018.9 1010.9 1006.7 998.9 1002.9 1009.0 1017.6 1019.8 1027.3 1027.3 DAY 13 22 9 7 12 6 5 28 25 20 26 16 MIN. QNH PRESSURE IN HPA 1013.5 1009.5 1007.2 1006.1 999.1 993.3 992.0 994.3 997.6 1006.0 1011.5 1016.6 992.0 DAY 16 28 26 20 30 27 2 9 2 2 1 9 MEAN QFF PRESSURE IN HPA 1019.2 1017.9 1016.2 1011.2 1005.8 1001.6 997.0 998.0 1002.9 1011.1 1016.8 1020.7 1009.9 MAX. QFF PRESSURE IN HPA 1022.7 1023.3 1025.8 1019.1 1011.1 1006.9 999.1 1003.1 1009.2 1017.7 1020.1 1027.6 1027.6 DAY 13 22 9 7 12 6 5 28 25 20 26 16 MIN. QFF PRESSURE IN HPA 1013.7 1009.8 1007.5 1006.3 999.3 993.4 992.1 994.4 997.8 1006.2 1011.8 1016.8 992.1 DAY 16 28 26 20 30 27 2 9 2 2 1 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 15.6 16.9 18.5 24.2 28.4 31.0 32.6 33.0 31.0 24.6 21.2 16.1 24.4 MINIMUN AIR TEMPERATURE (C) 11.6 11.4 12.9 18.6 22.1 25.7 27.0 27.1 23.9 17.3 15.2 11.0 18.7 DAYS WITH MINIMUM TEMP. >=21 0 0 1 10 16 29 31 31 29 2 2 0 151 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 5.0 6.0 7.0 13.0 15.0 19.0 23.0 23.0 20.0 14.0 9.0 7.0 5.0 DAY 29 1 16 3 4 11 11 28 25 24 25 26 MAXIMUM AIR TEMPERATURE (C) 21.0 23.6 24.9 31.4 35.2 37.2 38.8 39.5 38.3 32.3 27.9 22.5 31.0 DAYS WITH MAXIMUM TEMP. >=30 0 3 5 20 30 30 31 31 30 29 10 0 219 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 26.0 32.0 34.0 37.0 42.0 43.0 42.0 45.0 43.0 35.0 34.0 27.0 45.0 DAY 24 27 31 26 28 30 29 1 7 3 4 6 DIF. BETWEEN (MAX.-MIN.) (C) 9.4 12.2 12.0 12.8 13.1 11.5 11.8 12.4 14.4 15.0 12.7 11.5 12.3 MEAN DAILY TEMP. (MDT) (C) 16.3 17.5 18.9 25.0 28.6 31.5 32.9 33.3 31.1 24.8 21.5 16.7 24.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 2.5 12.0 121.0 236.5 314.0 369.0 381.5 303.0 117.5 44.5 0.0 1901.5 HEATING DEG. DAYS(BASE 18 0C) 59.0 34.5 20.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5.0 47.0 166.0 DEWPOINT (MEAN C) 11.5 11.2 10.2 17.5 20.2 20.5 24.6 23.3 22.7 18.9 14.3 11.0 17.2 MIXING RATIO (G/KG) 8.64 8.41 7.86 12.89 15.36 15.55 20.18 18.72 17.82 14.15 10.37 8.27 13.18 VAPOUR PRESSURE (HPA) 13.93 13.55 12.61 20.45 24.20 24.34 31.25 29.08 27.89 22.45 16.63 13.33 20.81 SATURATION DEF. (HPA) 4.32 6.39 9.59 10.99 15.97 21.71 19.08 22.55 18.51 9.99 9.55 5.55 12.85 RELATIVE HUMIDITY (MEAN %) 78 71 60 67 64 55 65 59 64 72 67 73 66 RELATIVE HUMIDITY (MAX. %) 90 86 78 81 78 70 82 80 84 87 83 86 82 RELATIVE HUMIDITY (MIN. %) 61 52 43 52 49 41 46 39 45 57 46 55 49 RELATIVE HUMIDITY (MEAN% 03UTC) 88 85 74 77 76 67 79 76 81 84 82 85 80 RELATIVE HUMIDITY (MEAN% 09UTC) 69 56 45 59 53 43 48 43 46 59 49 59 52 RELATIVE HUMIDITY (MEAN% 15UTC) 75 69 58 64 59 49 59 56 61 70 64 72 63 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 52.0 1.0 11.0 3.1 0.0 0.0 0.0 0.0 0.0 0.0 12.0 6.0 85.1 DAYS WITH PRECIPITATION >=10 2 0 1 0 0 0 0 0 0 0 0 0 3 DAYS WITH PRECIPITATION >= 5 2 0 1 0 0 0 0 0 0 0 2 0 5 DAYS WITH PRECIPITATION >= 1 3 1 2 1 0 0 0 0 0 0 3 4 14 DAYS WITH PRECIPITATION 3 1 2 2 0 0 0 0 0 0 3 4 15 GREATEST DAILY PRECIPITATION 33.0 1.0 10.0 3.0 0.0 0.0 0.0 0.0 0.0 0.0 6.0 3.0 33.0 DAY 8 18 11 19 ** ** ** ** ** ** 29 20 DAY WITH THUNDER STORM 1 0 1 2 0 0 0 0 0 0 2 0 6 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 0 1 0 0 0 0 0 1 0 0 0 2 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 315 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 3.8 4.1 6.0 5.7 6.1 7.1 5.8 5.0 3.5 3.6 4.8 4.1 5.1 PREVAILING WIND PERCENT 53.2 51.7 53.6 49.2 63.7 70.8 27.4 53.2 40.4 44.8 44.2 62.5 51.2 CALMS PERCENT OF WIND 2.0 2.2 0.0 0.8 2.4 0.8 4.8 0.8 3.8 2.0 1.7 0.0 1.8 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 322 315 304 304 307 306 277 296 298 319 314 321 306 VECTOR WIND MAGNITUDE(KNOTS) 1.5 1.8 2.4 2.2 4.5 5.6 2.5 3.3 1.9 1.9 2.5 2.5 2.7 WIND STEADINESES (MEAN %) 36.6 50.0 40.7 42.3 88.2 91.8 62.5 82.5 61.3 67.9 67.6 64.1 62.8 WIND SPEED (MEAN KNOTS) 4.1 3.6 5.9 5.2 5.1 6.1 4.0 4.0 3.1 2.8 3.7 3.9 4.3 FASTEST WIND DIRECTION 130 310 130 130 310 310 310 310 270 310 310 130 130 FASTEST WIND SPEED (KNOTS) 13 12 30 18 15 13 18 15 12 12 18 18 30 DAY 3 6 23 4 19 1 8 25 23 8 21 20 DAYS WITH SKY CLEAR (0-2)/8 21 18 16 9 21 30 26 28 30 27 12 16 254 DAYS WITH P.CLOUDY (3-6)/8 6 6 10 9 8 0 5 2 0 4 17 10 77 DAYS WITH CLOUDY (7-8)/8 4 5 5 12 2 0 0 1 0 0 1 5 35 DAYS WITH VISIBILITY =< 2 KM 3 0 1 3 3 11 11 13 4 0 0 1 50 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.7 1015.6 1011.6 1008.8 1005.3 998.7 995.2 996.3 1002.5 1011.1 1014.8 1016.9 1007.9 MAX. QFE PRESSURE IN HPA 1022.0 1024.4 1017.7 1014.5 1013.7 1009.0 1000.1 1002.7 1009.2 1016.8 1019.3 1021.7 1024.4 DAY-HOUR 31-21 2- 9 30- 9 7- 9 1- 9 7-21 24- 9 31- 9 30- 9 24- 9 12- 9 6- 6 MIN. QFE PRESSURE IN HPA 1011.0 1005.9 1002.5 1001.6 998.5 991.9 990.7 992.9 996.3 1005.8 1010.1 1010.3 990.7 DAY-HOUR 6-21 29-15 11-18 10-12 29-15 29-18 2-15 17-15 2-15 7-15 19-15 30- 3 MEAN QNH PRESSURE IN HPA 1019.7 1017.6 1013.6 1010.9 1007.3 1000.7 997.2 998.3 1004.6 1013.1 1016.8 1018.9 1009.9 MAX. QNH PRESSURE IN HPA 1024.1 1026.5 1019.8 1016.6 1015.8 1011.0 1002.1 1004.7 1011.2 1018.9 1021.4 1023.8 1026.5 DAY-HOUR 31-21 2- 9 30- 9 7- 9 1- 9 7-21 24- 9 31- 9 30- 9 24- 9 12- 9 6- 6 MIN. QNH PRESSURE IN HPA 1013.1 1007.9 1004.5 1003.6 1000.5 993.9 992.7 994.9 998.3 1007.8 1012.2 1012.4 992.7 DAY-HOUR 6-21 29-15 11-18 10-12 29-15 29-18 2-15 17-15 2-15 7-15 19-15 30- 3 MEAN QFF PRESSURE IN HPA 1020.0 1017.9 1013.9 1011.1 1007.5 1000.8 997.3 998.4 1004.7 1013.3 1017.0 1019.2 1010.1 MAX. QFF PRESSURE IN HPA 1024.4 1026.8 1020.0 1016.7 1016.0 1011.2 1002.2 1004.9 1011.4 1019.1 1021.6 1024.0 1026.8 DAY-HOUR 31-21 2- 9 30- 9 7- 9 1- 9 7-21 24- 9 31- 9 30- 9 24- 9 12- 9 6- 6 MIN. QFF PRESSURE IN HPA 1013.3 1008.2 1004.8 1003.8 1000.7 994.0 992.8 995.0 998.5 1008.0 1012.4 1012.6 992.8 DAY-HOUR 7- 0 29-15 11-18 10-12 29-18 30- 0 2-15 17-15 2-15 7-15 19-15 30- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1017.3 1015.4 1011.0 1008.3 1004.7 998.3 994.6 995.7 1001.9 1010.6 1014.4 1016.7 1007.4 MAX. QFE PRESSURE IN HPA 1020.3 1022.7 1016.0 1013.2 1011.5 1003.9 999.0 1000.1 1007.1 1015.5 1017.6 1020.3 1022.7 DAY 31 2 19 7 2 3 17 29 30 25 13 6 MIN. QFE PRESSURE IN HPA 1011.0 1008.6 1004.1 1005.0 998.7 991.9 991.1 993.3 996.7 1006.3 1010.7 1011.4 991.1 DAY 7 29 24 10 30 30 2 1 3 7 2 30 MEAN QNH PRESSURE IN HPA 1019.3 1017.5 1013.1 1010.3 1006.8 1000.4 996.6 997.7 1003.9 1012.6 1016.4 1018.8 1009.4 MAX. QNH PRESSURE IN HPA 1022.4 1024.8 1018.1 1015.3 1013.6 1005.9 1001.0 1002.1 1009.1 1017.6 1019.7 1022.4 1024.8 DAY 31 2 19 7 2 3 17 29 30 25 13 6 MIN. QNH PRESSURE IN HPA 1013.1 1010.6 1006.1 1007.0 1000.7 993.9 993.1 995.3 998.7 1008.3 1012.8 1013.5 993.1 DAY 7 29 24 10 30 30 2 1 3 7 2 30 MEAN QFF PRESSURE IN HPA 1019.6 1017.7 1013.3 1010.5 1006.9 1000.5 996.7 997.8 1004.0 1012.8 1016.6 1019.0 1009.6 MAX. QFF PRESSURE IN HPA 1022.7 1025.1 1018.3 1015.5 1013.8 1006.1 1001.1 1002.3 1009.3 1017.8 1019.9 1022.6 1025.1 DAY 31 2 19 7 2 3 17 29 30 25 13 6 MIN. QFF PRESSURE IN HPA 1013.3 1010.9 1006.3 1007.2 1000.8 994.0 993.2 995.4 998.9 1008.5 1013.0 1013.7 993.2 DAY 7 29 24 10 30 30 2 1 3 7 2 30 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1015.2 1011.1 1008.5 1005.0 998.4 994.7 996.0 1002.1 1010.6 1014.4 1016.6 1007.5 MAX. QFE PRESSURE IN HPA 1020.3 1022.5 1015.6 1013.7 1011.8 1003.9 998.9 1000.7 1007.7 1015.0 1017.7 1020.4 1022.5 DAY 31 2 30 7 2 3 17 31 30 23 12 6 MIN. QFE PRESSURE IN HPA 1011.4 1007.6 1005.5 1004.1 998.8 992.3 991.1 993.3 997.1 1006.1 1010.5 1010.3 991.1 DAY 7 29 2 10 30 30 3 12 3 7 2 30 MEAN QNH PRESSURE IN HPA 1019.5 1017.3 1013.1 1010.6 1007.0 1000.4 996.8 998.0 1004.1 1012.6 1016.5 1018.6 1009.5 MAX. QNH PRESSURE IN HPA 1022.4 1024.6 1017.7 1015.8 1013.9 1005.9 1000.9 1002.7 1009.7 1017.1 1019.8 1022.5 1024.6 DAY 31 2 30 7 2 3 17 31 30 23 12 6 MIN. QNH PRESSURE IN HPA 1013.5 1009.6 1007.5 1006.1 1000.8 994.3 993.1 995.3 999.1 1008.1 1012.6 1012.4 993.1 DAY 7 29 2 10 30 30 3 12 3 7 2 30 MEAN QFF PRESSURE IN HPA 1019.7 1017.6 1013.4 1010.8 1007.2 1000.6 996.9 998.1 1004.3 1012.8 1016.7 1018.9 1009.8 MAX. QFF PRESSURE IN HPA 1022.7 1024.9 1017.9 1016.0 1014.1 1006.1 1001.1 1002.9 1009.9 1017.3 1020.0 1022.7 1024.9 DAY 31 2 30 7 2 3 17 31 30 24 12 6 MIN. QFF PRESSURE IN HPA 1013.7 1009.9 1007.8 1006.3 1001.0 994.5 993.2 995.5 999.3 1008.3 1012.8 1012.6 993.2 DAY 7 29 2 10 30 30 3 12 3 7 2 30 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.6 1016.4 1012.5 1009.8 1006.2 999.2 995.7 997.0 1003.4 1011.8 1015.8 1017.9 1008.7 MAX. QFE PRESSURE IN HPA 1021.2 1023.7 1017.1 1014.4 1012.8 1004.3 999.9 1002.3 1008.8 1016.2 1019.0 1021.7 1023.7 DAY 31 2 30 7 1 1 17 31 30 30 12 6 MIN. QFE PRESSURE IN HPA 1012.9 1007.7 1006.3 1003.5 999.9 993.5 991.9 994.1 998.4 1007.3 1011.8 1011.4 991.9 DAY 7 29 24 10 30 29 2 12 3 7 2 30 MEAN QNH PRESSURE IN HPA 1020.7 1018.4 1014.5 1011.9 1008.2 1001.2 997.8 999.0 1005.4 1013.8 1017.9 1019.9 1010.7 MAX. QNH PRESSURE IN HPA 1023.3 1025.8 1019.2 1016.5 1014.9 1006.3 1001.9 1004.3 1010.8 1018.3 1021.1 1023.8 1025.8 DAY 31 2 30 7 1 1 17 31 30 30 12 6 MIN. QNH PRESSURE IN HPA 1015.0 1009.7 1008.3 1005.5 1001.9 995.5 993.9 996.1 1000.4 1009.3 1013.9 1013.5 993.9 DAY 7 29 24 10 30 29 2 12 3 7 2 30 MEAN QFF PRESSURE IN HPA 1020.9 1018.7 1014.8 1012.1 1008.4 1001.4 997.9 999.1 1005.5 1014.0 1018.1 1020.2 1010.9 MAX. QFF PRESSURE IN HPA 1023.6 1026.1 1019.4 1016.6 1015.0 1006.5 1002.1 1004.5 1011.0 1018.5 1021.3 1024.0 1026.1 DAY 31 2 30 7 1 1 17 31 30 30 13 6 MIN. QFF PRESSURE IN HPA 1015.2 1010.0 1008.6 1005.7 1002.1 995.7 994.0 996.3 1000.6 1009.5 1014.1 1013.7 994.0 DAY 7 29 24 10 30 29 2 12 3 7 2 30 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.6 1016.9 1012.9 1010.1 1006.5 999.7 996.2 997.3 1003.7 1012.1 1015.8 1017.7 1008.9 MAX. QFE PRESSURE IN HPA 1021.9 1024.4 1017.7 1014.5 1013.7 1005.8 1000.1 1002.7 1009.2 1016.8 1019.3 1021.4 1024.4 DAY 31 2 30 7 1 2 24 31 30 24 12 6 MIN. QFE PRESSURE IN HPA 1013.5 1008.9 1007.1 1003.0 1000.1 993.7 992.1 994.9 998.6 1007.4 1011.3 1011.9 992.1 DAY 7 29 24 10 30 29 2 10 3 7 2 30 MEAN QNH PRESSURE IN HPA 1020.7 1019.0 1015.0 1012.1 1008.5 1001.7 998.2 999.3 1005.7 1014.1 1017.8 1019.8 1011.0 MAX. QNH PRESSURE IN HPA 1024.0 1026.5 1019.8 1016.6 1015.8 1007.8 1002.1 1004.7 1011.2 1018.9 1021.4 1023.5 1026.5 DAY 31 2 30 7 1 2 24 31 30 24 12 6 MIN. QNH PRESSURE IN HPA 1015.6 1010.9 1009.1 1005.0 1002.1 995.7 994.1 996.9 1000.6 1009.4 1013.4 1013.9 994.1 DAY 7 29 24 10 30 29 2 10 3 7 2 30 MEAN QFF PRESSURE IN HPA 1020.9 1019.2 1015.2 1012.3 1008.7 1001.9 998.3 999.4 1005.8 1014.3 1018.1 1020.1 1011.2 MAX. QFF PRESSURE IN HPA 1024.3 1026.8 1020.0 1016.7 1016.0 1008.0 1002.2 1004.9 1011.4 1019.1 1021.6 1023.7 1026.8 DAY 31 2 30 7 1 2 24 31 30 24 12 6 MIN. QFF PRESSURE IN HPA 1015.8 1011.2 1009.4 1005.2 1002.2 995.9 994.2 997.0 1000.8 1009.6 1013.5 1014.2 994.2 DAY 7 29 24 10 30 29 2 10 3 7 2 30 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1017.1 1015.3 1011.4 1008.8 1005.4 999.0 995.5 996.4 1002.4 1010.9 1014.4 1016.2 1007.7 MAX. QFE PRESSURE IN HPA 1020.5 1022.2 1015.9 1013.1 1013.0 1004.7 999.1 1001.3 1007.6 1015.4 1018.4 1019.5 1022.2 DAY 31 2 18 6 1 2 24 31 30 24 12 6 MIN. QFE PRESSURE IN HPA 1011.2 1007.0 1005.1 1001.6 999.3 993.0 991.8 993.9 997.6 1006.1 1010.6 1010.7 991.8 DAY 6 29 11 10 30 29 2 12 3 7 2 30 MEAN QNH PRESSURE IN HPA 1019.1 1017.4 1013.4 1010.8 1007.4 1001.1 997.5 998.5 1004.4 1012.9 1016.4 1018.3 1009.8 MAX. QNH PRESSURE IN HPA 1022.6 1024.3 1018.0 1015.2 1015.1 1006.7 1001.1 1003.3 1009.6 1017.5 1020.5 1021.6 1024.3 DAY 31 2 18 6 1 2 24 31 30 24 12 6 MIN. QNH PRESSURE IN HPA 1013.3 1009.0 1007.1 1003.6 1001.3 995.0 993.8 995.9 999.6 1008.1 1012.7 1012.8 993.8 DAY 6 29 11 10 30 29 2 12 3 7 2 30 MEAN QFF PRESSURE IN HPA 1019.4 1017.6 1013.7 1011.0 1007.6 1001.2 997.6 998.6 1004.6 1013.1 1016.7 1018.6 1010.0 MAX. QFF PRESSURE IN HPA 1022.9 1024.6 1018.2 1015.3 1015.2 1006.9 1001.3 1003.5 1009.8 1017.7 1020.7 1021.8 1024.6 DAY 31 2 18 6 1 2 24 31 30 24 12 6 MIN. QFF PRESSURE IN HPA 1013.5 1009.3 1007.4 1003.8 1001.4 995.1 993.9 996.0 999.8 1008.3 1012.8 1013.0 993.9 DAY 6 29 11 10 30 29 2 12 3 7 2 30 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1017.2 1014.9 1010.9 1008.1 1004.6 998.0 994.6 995.6 1001.8 1010.6 1014.1 1016.3 1007.2 MAX. QFE PRESSURE IN HPA 1020.5 1022.0 1015.8 1012.8 1012.3 1004.0 998.0 1000.6 1007.5 1015.3 1017.2 1019.7 1022.0 DAY 31 1 18 6 1 2 16 28 30 24 25 5 MIN. QFE PRESSURE IN HPA 1011.5 1005.9 1003.1 1002.4 998.5 992.1 990.7 992.9 996.3 1005.8 1010.1 1011.2 990.7 DAY 6 29 11 10 29 29 2 17 2 7 19 30 MEAN QNH PRESSURE IN HPA 1019.2 1017.0 1012.9 1010.1 1006.6 1000.0 996.6 997.6 1003.8 1012.6 1016.1 1018.3 1009.3 MAX. QNH PRESSURE IN HPA 1022.6 1024.1 1017.9 1014.9 1014.3 1006.0 1000.0 1002.6 1009.5 1017.4 1019.3 1021.8 1024.1 DAY 31 1 18 6 1 2 16 28 30 24 25 5 MIN. QNH PRESSURE IN HPA 1013.6 1007.9 1005.1 1004.4 1000.5 994.1 992.7 994.9 998.3 1007.8 1012.2 1013.3 992.7 DAY 6 29 11 10 29 29 2 17 2 7 19 30 MEAN QFF PRESSURE IN HPA 1019.5 1017.2 1013.2 1010.3 1006.8 1000.2 996.7 997.8 1004.0 1012.8 1016.4 1018.6 1009.5 MAX. QFF PRESSURE IN HPA 1022.9 1024.4 1018.2 1015.0 1014.5 1006.2 1000.2 1002.8 1009.7 1017.6 1019.5 1022.0 1024.4 DAY 31 1 18 6 1 2 16 28 30 24 25 5 MIN. QFF PRESSURE IN HPA 1013.8 1008.2 1005.4 1004.6 1000.7 994.3 992.8 995.0 998.5 1008.0 1012.4 1013.5 992.8 DAY 6 29 11 10 29 30 2 17 2 7 19 30 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.7 1015.4 1011.3 1008.5 1004.8 998.1 994.9 996.1 1002.5 1011.1 1014.7 1017.0 1007.7 MAX. QFE PRESSURE IN HPA 1021.5 1023.0 1016.1 1013.1 1012.4 1004.0 998.6 1001.5 1008.1 1016.0 1018.0 1020.5 1023.0 DAY 31 1 18 6 1 2 16 30 30 24 25 5 MIN. QFE PRESSURE IN HPA 1012.0 1006.0 1002.5 1004.5 998.5 991.9 990.7 993.4 997.0 1006.3 1010.8 1011.3 990.7 DAY 6 29 11 10 29 29 2 17 2 7 19 29 MEAN QNH PRESSURE IN HPA 1019.8 1017.4 1013.4 1010.6 1006.8 1000.1 996.9 998.1 1004.6 1013.2 1016.7 1019.0 1009.7 MAX. QNH PRESSURE IN HPA 1023.6 1025.1 1018.2 1015.2 1014.4 1006.0 1000.6 1003.5 1010.1 1018.1 1020.1 1022.6 1025.1 DAY 31 1 18 6 1 2 16 30 30 24 25 5 MIN. QNH PRESSURE IN HPA 1014.0 1008.0 1004.5 1006.5 1000.5 993.9 992.7 995.4 999.0 1008.3 1012.9 1013.4 992.7 DAY 6 29 11 10 29 29 2 17 2 7 19 29 MEAN QFF PRESSURE IN HPA 1020.0 1017.7 1013.6 1010.8 1007.0 1000.2 997.0 998.2 1004.7 1013.4 1017.0 1019.3 1009.9 MAX. QFF PRESSURE IN HPA 1023.9 1025.4 1018.4 1015.3 1014.7 1006.2 1000.8 1003.7 1010.3 1018.3 1020.3 1022.9 1025.4 DAY 31 1 18 6 1 2 16 30 30 24 25 5 MIN. QFF PRESSURE IN HPA 1014.4 1008.3 1004.8 1006.7 1000.7 994.0 992.8 995.5 999.2 1008.5 1013.1 1013.6 992.8 DAY 6 29 11 18 29 29 2 17 2 7 19 29 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.6 1015.3 1011.6 1008.7 1005.1 998.8 995.2 996.4 1002.7 1011.3 1014.8 1016.9 1007.9 MAX. QFE PRESSURE IN HPA 1022.0 1022.8 1016.5 1013.3 1012.2 1009.0 999.6 1001.1 1008.6 1016.1 1017.9 1020.7 1022.8 DAY 31 1 18 6 1 7 16 30 30 24 30 5 MIN. QFE PRESSURE IN HPA 1011.0 1007.1 1004.1 1003.9 999.5 992.1 991.7 993.9 997.1 1006.7 1010.9 1012.0 991.7 DAY 6 29 23 18 29 29 2 17 2 11 19 29 MEAN QNH PRESSURE IN HPA 1019.7 1017.3 1013.7 1010.7 1007.2 1000.9 997.3 998.4 1004.7 1013.3 1016.8 1019.0 1009.9 MAX. QNH PRESSURE IN HPA 1024.1 1024.9 1018.6 1015.4 1014.2 1011.0 1001.6 1003.1 1010.6 1018.2 1020.0 1022.8 1024.9 DAY 31 1 18 6 1 7 16 30 30 24 30 5 MIN. QNH PRESSURE IN HPA 1013.1 1009.1 1006.1 1005.9 1001.5 994.1 993.7 995.9 999.1 1008.7 1013.0 1014.0 993.7 DAY 6 29 23 18 29 29 2 17 2 11 19 29 MEAN QFF PRESSURE IN HPA 1020.0 1017.6 1013.9 1010.9 1007.3 1001.0 997.4 998.5 1004.8 1013.5 1017.0 1019.2 1010.1 MAX. QFF PRESSURE IN HPA 1024.4 1025.2 1018.8 1015.5 1014.5 1011.2 1001.7 1003.3 1010.8 1018.4 1020.2 1023.0 1025.2 DAY 31 1 18 6 1 7 16 30 30 24 30 5 MIN. QFF PRESSURE IN HPA 1013.3 1009.4 1006.3 1006.1 1001.7 994.2 993.8 996.0 999.3 1008.9 1013.2 1014.3 993.8 DAY 6 29 23 18 29 29 2 17 2 11 19 29 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 14.6 15.3 17.7 22.1 28.3 30.8 32.7 33.4 29.2 24.7 19.5 16.8 23.8 MINIMUN AIR TEMPERATURE (C) 11.0 10.8 13.5 16.4 22.1 23.9 27.5 26.2 22.7 16.8 14.2 11.7 18.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 5 21 28 31 31 20 1 1 1 139 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 6.0 6.0 8.0 11.0 18.0 19.0 24.0 24.0 17.0 13.0 5.0 6.0 5.0 DAY 26 1 14 5 4 1 4 3 18 26 25 31 MAXIMUM AIR TEMPERATURE (C) 19.4 20.0 22.6 28.2 34.8 37.2 38.1 40.9 35.7 32.8 25.6 23.1 29.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 12 30 30 31 31 30 31 10 0 205 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.0 28.0 29.0 38.0 42.0 45.0 42.0 45.0 42.0 39.0 33.0 29.0 45.0 DAY 2 27 26 29 13 25 18 16 1 12 1 11 DIF. BETWEEN (MAX.-MIN.) (C) 8.4 9.2 9.1 11.8 12.7 13.3 10.6 14.7 13.0 16.0 11.4 11.4 11.8 MEAN DAILY TEMP. (MDT) (C) 15.2 15.4 18.1 22.3 28.5 30.5 32.8 33.5 29.2 24.8 19.9 17.4 24.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 2.5 68.5 232.0 286.5 366.0 388.5 246.5 118.5 38.5 4.5 1752.0 HEATING DEG. DAYS(BASE 18 0C) 92.0 76.0 25.5 3.0 0.0 0.0 0.0 0.0 0.0 0.0 33.0 48.5 278.0 DEWPOINT (MEAN C) 10.2 11.1 11.9 15.7 20.0 22.2 24.5 25.5 23.1 17.8 13.2 10.7 17.2 MIXING RATIO (G/KG) 7.86 8.33 8.80 11.54 15.06 17.41 19.98 21.18 18.41 13.08 9.71 8.13 13.29 VAPOUR PRESSURE (HPA) 12.68 13.41 14.13 18.36 23.72 27.16 30.92 32.77 28.73 20.77 15.59 13.10 20.95 SATURATION DEF. (HPA) 4.35 4.42 6.66 9.66 16.02 18.66 19.54 20.31 13.23 11.88 8.11 6.70 11.63 RELATIVE HUMIDITY (MEAN %) 76 77 70 68 62 62 63 65 71 68 69 69 68 RELATIVE HUMIDITY (MAX. %) 87 86 82 82 77 77 77 82 84 85 84 83 82 RELATIVE HUMIDITY (MIN. %) 61 64 57 55 48 48 50 47 56 45 50 49 53 RELATIVE HUMIDITY (MEAN% 03UTC) 85 86 80 80 75 77 76 81 83 85 82 81 81 RELATIVE HUMIDITY (MEAN% 09UTC) 68 68 61 60 51 51 51 48 58 46 52 52 56 RELATIVE HUMIDITY (MEAN% 15UTC) 73 77 66 64 58 57 61 63 70 67 67 69 66 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 66.0 58.0 48.0 19.0 0.0 0.0 0.0 0.0 0.0 0.0 58.0 16.0 265.0 DAYS WITH PRECIPITATION >=10 2 1 2 1 0 0 0 0 0 0 1 1 8 DAYS WITH PRECIPITATION >= 5 6 3 3 2 0 0 0 0 0 0 5 1 20 DAYS WITH PRECIPITATION >= 1 9 4 4 2 0 0 0 0 0 0 6 3 28 DAYS WITH PRECIPITATION 9 4 4 2 0 0 0 0 0 0 6 3 28 GREATEST DAILY PRECIPITATION 17.0 41.0 29.0 12.0 0.0 0.0 0.0 0.0 0.0 0.0 31.0 12.0 41.0 DAY 12 2 20 6 ** ** ** ** ** ** 11 14 DAY WITH THUNDER STORM 4 0 0 3 0 0 0 0 0 0 3 2 12 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 1 1 7 1 11 5 2 0 4 0 0 1 33 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 270 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 5.6 6.1 7.9 5.1 6.0 6.6 5.9 3.1 5.1 3.3 5.0 3.8 5.3 PREVAILING WIND PERCENT 54.8 58.9 63.7 59.6 61.3 50.0 40.3 44.0 46.7 58.1 60.0 64.5 53.9 CALMS PERCENT OF WIND 0.8 0.4 0.0 0.0 0.0 0.4 0.4 0.0 0.0 0.0 0.0 2.0 0.3 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 318 309 312 299 304 300 285 267 293 303 316 324 301 VECTOR WIND MAGNITUDE(KNOTS) 1.9 3.0 4.0 3.1 4.5 4.3 3.4 2.7 3.9 2.5 2.5 1.6 3.0 WIND STEADINESES (MEAN %) 36.5 54.5 53.3 58.5 88.2 87.8 75.6 81.8 88.6 78.1 53.2 38.1 62.5 WIND SPEED (MEAN KNOTS) 5.2 5.5 7.5 5.3 5.1 4.9 4.5 3.3 4.4 3.2 4.7 4.2 4.8 FASTEST WIND DIRECTION 130 310 310 270 310 310 310 310 270 310 310 130 130 FASTEST WIND SPEED (KNOTS) 18 12 18 18 24 24 15 9 15 12 20 25 25 DAY 16 4 2 5 28 6 1 6 1 24 24 22 DAYS WITH SKY CLEAR (0-2)/8 10 15 7 11 26 27 28 29 29 28 13 14 237 DAYS WITH P.CLOUDY (3-6)/8 12 4 10 14 3 1 3 2 1 3 12 11 76 DAYS WITH CLOUDY (7-8)/8 9 9 14 5 2 0 0 0 0 0 5 6 50 DAYS WITH VISIBILITY =< 2 KM 3 0 0 0 9 5 11 0 4 0 1 1 34 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.1 1015.5 1013.3 1009.7 1004.1 998.8 993.8 995.5 1000.5 1009.8 1015.6 1015.9 1007.5 MAX. QFE PRESSURE IN HPA 1022.0 1020.9 1020.9 1014.9 1011.7 1004.9 999.2 998.9 1005.3 1016.2 1023.9 1022.2 1023.9 DAY-HOUR 15- 9 22- 9 3- 9 20- 6 1- 9 10- 9 24- 9 3- 9 30- 9 24- 6 30- 6 1- 6 MIN. QFE PRESSURE IN HPA 1010.4 1010.0 1001.5 1003.1 999.4 990.3 990.2 992.0 996.2 1002.0 1009.3 1008.2 990.2 DAY-HOUR 30-15 2-12 12-15 7-15 22-15 30-15 2- 0 21-15 1- 0 3- 0 23- 0 11-15 MEAN QNH PRESSURE IN HPA 1019.1 1017.6 1015.4 1011.7 1006.2 1000.8 995.8 997.5 1002.5 1011.9 1017.6 1017.9 1009.5 MAX. QNH PRESSURE IN HPA 1024.1 1023.0 1023.0 1017.0 1013.8 1006.9 1001.2 1000.9 1007.3 1018.3 1026.0 1024.3 1026.0 DAY-HOUR 15- 9 22- 9 3- 9 20- 6 1- 9 10- 9 24- 9 3- 9 30- 9 24- 6 30- 6 1- 6 MIN. QNH PRESSURE IN HPA 1012.5 1012.1 1003.5 1005.1 1001.4 992.3 992.2 994.0 998.2 1004.0 1011.3 1010.2 992.2 DAY-HOUR 30-15 2-12 12-15 7-15 22-15 30-15 2- 0 21-15 1- 0 3- 0 23- 0 11-15 MEAN QFF PRESSURE IN HPA 1019.4 1017.9 1015.6 1011.9 1006.3 1000.9 996.0 997.7 1002.7 1012.1 1017.9 1018.2 1009.7 MAX. QFF PRESSURE IN HPA 1024.4 1023.2 1023.2 1017.2 1013.9 1007.1 1001.3 1001.0 1007.5 1018.5 1026.3 1024.6 1026.3 DAY-HOUR 25- 6 22- 9 3- 9 20- 6 1- 9 10- 9 24- 9 3- 9 30- 9 24- 6 30- 6 1- 6 MIN. QFF PRESSURE IN HPA 1012.7 1012.3 1003.8 1005.3 1001.6 992.4 992.3 994.1 998.3 1004.2 1011.5 1010.5 992.3 DAY-HOUR 30-15 2-12 12-15 7-21 22-15 30-15 2- 0 21-15 1- 0 3- 0 23- 0 14- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1016.9 1015.3 1013.1 1009.1 1003.5 998.4 993.2 995.0 999.9 1009.3 1015.0 1015.6 1007.0 MAX. QFE PRESSURE IN HPA 1021.2 1019.0 1018.6 1012.8 1008.2 1003.4 998.1 997.3 1003.9 1014.4 1022.7 1020.9 1022.7 DAY 25 23 4 20 1 11 25 30 25 24 30 1 MIN. QFE PRESSURE IN HPA 1010.5 1011.6 1004.5 1003.7 999.7 991.7 990.2 992.3 996.2 1002.0 1009.3 1008.2 990.2 DAY 31 1 30 8 23 30 2 7 1 3 23 14 MEAN QNH PRESSURE IN HPA 1019.0 1017.3 1015.1 1011.1 1005.6 1000.4 995.2 997.0 1001.9 1011.3 1017.1 1017.7 1009.1 MAX. QNH PRESSURE IN HPA 1023.3 1021.1 1020.7 1014.9 1010.2 1005.4 1000.1 999.3 1005.9 1016.5 1024.8 1023.0 1024.8 DAY 25 23 4 20 1 11 25 30 25 24 30 1 MIN. QNH PRESSURE IN HPA 1012.6 1013.7 1006.5 1005.7 1001.7 993.7 992.2 994.3 998.2 1004.0 1011.3 1010.2 992.2 DAY 31 1 30 8 23 30 2 7 1 3 23 14 MEAN QFF PRESSURE IN HPA 1019.3 1017.6 1015.4 1011.4 1005.7 1000.5 995.3 997.1 1002.1 1011.5 1017.3 1017.9 1009.3 MAX. QFF PRESSURE IN HPA 1023.6 1021.3 1020.9 1015.1 1010.4 1005.6 1000.2 999.5 1006.1 1016.7 1025.1 1023.3 1025.1 DAY 25 23 4 20 1 11 25 30 25 24 30 1 MIN. QFF PRESSURE IN HPA 1012.8 1014.0 1006.7 1006.0 1001.9 993.8 992.3 994.4 998.3 1004.2 1011.5 1010.5 992.3 DAY 31 1 30 8 23 30 2 7 1 3 23 14 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1016.8 1015.2 1013.3 1009.5 1003.9 998.7 993.7 995.3 1000.0 1009.3 1015.2 1015.6 1007.2 MAX. QFE PRESSURE IN HPA 1021.0 1019.0 1019.0 1013.2 1008.4 1003.7 998.6 997.4 1003.9 1014.7 1023.0 1020.8 1023.0 DAY 25 23 3 20 1 11 25 25 30 24 30 1 MIN. QFE PRESSURE IN HPA 1010.7 1011.4 1004.1 1005.0 1000.2 991.6 990.3 992.5 996.3 1002.1 1009.8 1009.9 990.3 DAY 31 1 30 8 22 30 2 22 1 2 23 14 MEAN QNH PRESSURE IN HPA 1018.9 1017.2 1015.3 1011.5 1005.9 1000.7 995.7 997.3 1002.1 1011.3 1017.3 1017.7 1009.2 MAX. QNH PRESSURE IN HPA 1023.1 1021.1 1021.1 1015.3 1010.4 1005.7 1000.6 999.4 1005.9 1016.8 1025.1 1022.9 1025.1 DAY 25 23 3 20 1 11 25 25 30 24 30 1 MIN. QNH PRESSURE IN HPA 1012.8 1013.5 1006.1 1007.0 1002.2 993.6 992.3 994.5 998.3 1004.1 1011.8 1011.9 992.3 DAY 31 1 30 8 22 30 2 22 1 2 23 14 MEAN QFF PRESSURE IN HPA 1019.2 1017.5 1015.6 1011.8 1006.1 1000.9 995.8 997.5 1002.2 1011.6 1017.6 1018.0 1009.5 MAX. QFF PRESSURE IN HPA 1023.4 1021.4 1021.3 1015.5 1010.6 1005.9 1000.8 999.6 1006.1 1017.0 1025.4 1023.2 1025.4 DAY 25 23 3 20 1 11 25 25 30 24 30 1 MIN. QFF PRESSURE IN HPA 1013.0 1013.8 1006.3 1007.3 1002.4 993.7 992.4 994.7 998.5 1004.3 1012.1 1012.2 992.4 DAY 31 1 30 8 22 30 2 22 1 2 23 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1016.4 1014.4 1010.8 1005.1 999.7 994.6 996.3 1001.1 1010.5 1016.6 1016.8 1008.4 MAX. QFE PRESSURE IN HPA 1022.0 1020.7 1020.3 1014.9 1011.1 1004.7 999.1 998.4 1005.1 1016.2 1023.9 1022.2 1023.9 DAY 25 23 3 20 1 11 25 3 30 24 30 1 MIN. QFE PRESSURE IN HPA 1012.1 1010.3 1005.8 1005.8 1001.3 992.3 991.0 993.7 997.3 1003.1 1011.4 1010.8 991.0 DAY 31 2 30 8 22 30 2 21 1 2 23 22 MEAN QNH PRESSURE IN HPA 1020.2 1018.5 1016.5 1012.9 1007.2 1001.7 996.6 998.3 1003.2 1012.5 1018.6 1018.9 1010.4 MAX. QNH PRESSURE IN HPA 1024.1 1022.8 1022.4 1017.0 1013.2 1006.7 1001.1 1000.4 1007.1 1018.3 1026.0 1024.3 1026.0 DAY 25 23 3 20 1 11 25 3 30 24 30 1 MIN. QNH PRESSURE IN HPA 1014.1 1012.4 1007.8 1007.8 1003.3 994.3 993.0 995.7 999.3 1005.1 1013.5 1012.9 993.0 DAY 31 2 30 8 22 30 2 21 1 2 23 22 MEAN QFF PRESSURE IN HPA 1020.5 1018.8 1016.7 1013.1 1007.3 1001.9 996.7 998.5 1003.3 1012.7 1018.9 1019.2 1010.6 MAX. QFF PRESSURE IN HPA 1024.4 1023.1 1022.6 1017.2 1013.3 1006.9 1001.2 1000.5 1007.3 1018.5 1026.3 1024.6 1026.3 DAY 25 23 3 20 1 11 25 3 30 24 30 1 MIN. QFF PRESSURE IN HPA 1014.4 1012.6 1008.1 1008.1 1003.5 994.4 993.1 995.8 999.4 1005.3 1013.7 1013.1 993.1 DAY 31 2 30 8 22 30 2 21 1 2 23 22 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1016.5 1014.4 1010.8 1005.3 999.9 994.7 996.4 1001.5 1010.7 1016.5 1016.6 1008.4 MAX. QFE PRESSURE IN HPA 1022.0 1020.9 1020.9 1014.8 1011.7 1004.9 999.2 998.9 1005.3 1015.5 1023.7 1022.0 1023.7 DAY 15 22 3 20 1 10 24 3 30 24 30 1 MIN. QFE PRESSURE IN HPA 1012.1 1010.9 1006.9 1005.7 1001.3 992.6 991.5 993.6 997.9 1003.7 1011.2 1010.2 991.5 DAY 31 2 30 7 22 30 2 21 1 2 22 22 MEAN QNH PRESSURE IN HPA 1020.1 1018.6 1016.5 1012.9 1007.3 1001.9 996.8 998.4 1003.5 1012.8 1018.5 1018.7 1010.5 MAX. QNH PRESSURE IN HPA 1024.1 1023.0 1023.0 1016.9 1013.8 1006.9 1001.2 1000.9 1007.3 1017.6 1025.8 1024.1 1025.8 DAY 15 22 3 20 1 10 24 3 30 24 30 1 MIN. QNH PRESSURE IN HPA 1014.1 1013.0 1008.9 1007.7 1003.3 994.6 993.5 995.6 999.9 1005.7 1013.3 1012.3 993.5 DAY 31 2 30 7 22 30 2 21 1 2 22 22 MEAN QFF PRESSURE IN HPA 1020.4 1018.8 1016.7 1013.1 1007.5 1002.0 996.9 998.5 1003.7 1012.9 1018.8 1019.0 1010.7 MAX. QFF PRESSURE IN HPA 1024.4 1023.2 1023.2 1017.1 1013.9 1007.1 1001.3 1001.0 1007.5 1017.8 1026.1 1024.4 1026.1 DAY 25 22 3 20 1 10 24 3 30 31 30 1 MIN. QFF PRESSURE IN HPA 1014.4 1013.2 1009.2 1007.9 1003.5 994.7 993.6 995.7 1000.0 1005.9 1013.4 1012.5 993.6 DAY 31 2 30 7 22 30 2 21 1 2 22 22 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.4 1015.0 1012.7 1009.6 1004.3 998.9 993.9 995.3 1000.4 1009.5 1015.0 1015.3 1007.2 MAX. QFE PRESSURE IN HPA 1020.6 1019.2 1019.9 1013.4 1010.0 1004.0 998.2 998.1 1004.5 1014.4 1022.4 1020.0 1022.4 DAY 25 22 3 21 1 1 24 24 30 23 29 1 MIN. QFE PRESSURE IN HPA 1010.5 1010.0 1004.8 1004.6 1000.3 991.3 990.8 992.4 997.3 1002.9 1010.0 1008.8 990.8 DAY 31 2 12 7 22 30 6 21 11 2 22 22 MEAN QNH PRESSURE IN HPA 1018.5 1017.0 1014.8 1011.6 1006.3 1000.9 995.9 997.4 1002.5 1011.6 1017.1 1017.4 1009.2 MAX. QNH PRESSURE IN HPA 1022.7 1021.3 1022.0 1015.5 1012.1 1006.0 1000.2 1000.1 1006.5 1016.5 1024.5 1022.1 1024.5 DAY 25 22 3 21 1 1 24 24 30 23 29 1 MIN. QNH PRESSURE IN HPA 1012.6 1012.1 1006.8 1006.6 1002.3 993.3 992.8 994.4 999.3 1004.9 1012.1 1010.8 992.8 DAY 31 2 12 7 22 30 6 21 11 2 22 22 MEAN QFF PRESSURE IN HPA 1018.8 1017.3 1015.0 1011.8 1006.5 1001.0 996.0 997.5 1002.6 1011.8 1017.3 1017.6 1009.4 MAX. QFF PRESSURE IN HPA 1023.0 1021.5 1022.2 1015.7 1012.2 1006.2 1000.4 1000.2 1006.7 1016.6 1024.8 1022.4 1024.8 DAY 25 22 3 21 1 1 24 24 30 23 29 1 MIN. QFF PRESSURE IN HPA 1012.8 1012.3 1007.1 1006.8 1002.5 993.4 992.9 994.5 999.5 1005.1 1012.3 1011.1 992.9 DAY 31 2 12 7 22 30 6 21 11 2 22 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1016.4 1014.8 1012.3 1008.8 1003.4 997.9 993.1 994.7 1000.0 1009.4 1015.1 1015.3 1006.8 MAX. QFE PRESSURE IN HPA 1020.4 1019.2 1019.4 1012.3 1008.7 1003.4 997.9 997.4 1003.9 1014.6 1022.8 1019.8 1022.8 DAY 15 22 3 20 1 3 24 24 30 31 29 1 MIN. QFE PRESSURE IN HPA 1010.4 1010.4 1001.5 1003.1 999.4 990.3 990.3 992.0 996.6 1002.2 1010.0 1008.2 990.3 DAY 30 27 12 7 22 30 6 21 1 2 22 11 MEAN QNH PRESSURE IN HPA 1018.5 1016.8 1014.3 1010.8 1005.4 1000.0 995.1 996.8 1002.0 1011.4 1017.1 1017.4 1008.8 MAX. QNH PRESSURE IN HPA 1022.5 1021.3 1021.5 1014.3 1010.7 1005.4 999.9 999.4 1005.9 1016.7 1024.9 1021.9 1024.9 DAY 15 22 3 20 1 3 24 24 30 31 29 1 MIN. QNH PRESSURE IN HPA 1012.5 1012.5 1003.5 1005.1 1001.4 992.3 992.3 994.0 998.6 1004.2 1012.1 1010.2 992.3 DAY 30 27 12 7 22 30 6 21 1 2 22 11 MEAN QFF PRESSURE IN HPA 1018.8 1017.1 1014.6 1011.0 1005.6 1000.1 995.2 996.9 1002.1 1011.6 1017.4 1017.6 1009.0 MAX. QFF PRESSURE IN HPA 1022.8 1021.6 1021.7 1014.6 1010.9 1005.6 1000.1 999.6 1006.1 1016.9 1025.2 1022.2 1025.2 DAY 24 22 3 20 1 3 24 24 30 31 29 1 MIN. QFF PRESSURE IN HPA 1012.7 1012.7 1003.8 1005.4 1001.6 992.4 992.4 994.1 998.8 1004.4 1012.3 1010.5 992.4 DAY 30 27 12 7 22 30 6 21 1 2 22 11 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.1 1015.5 1013.1 1009.4 1003.7 998.3 993.6 995.5 1000.5 1010.0 1015.6 1015.9 1007.4 MAX. QFE PRESSURE IN HPA 1021.3 1019.8 1019.7 1012.9 1008.4 1004.5 998.4 998.1 1004.1 1015.5 1023.2 1020.8 1023.2 DAY 24 22 3 11 1 10 24 24 29 31 29 30 MIN. QFE PRESSURE IN HPA 1011.2 1011.4 1006.7 1003.2 999.9 990.4 990.6 992.5 996.8 1002.9 1010.2 1008.3 990.4 DAY 30 27 29 7 22 30 1 6 1 2 22 11 MEAN QNH PRESSURE IN HPA 1019.2 1017.6 1015.2 1011.5 1005.7 1000.3 995.7 997.5 1002.5 1012.1 1017.7 1018.0 1009.4 MAX. QNH PRESSURE IN HPA 1023.4 1021.9 1021.8 1015.0 1010.4 1006.5 1000.4 1000.1 1006.1 1017.6 1025.3 1022.9 1025.3 DAY 24 22 3 11 1 10 24 24 29 31 29 30 MIN. QNH PRESSURE IN HPA 1013.3 1013.5 1008.7 1005.2 1001.9 992.4 992.6 994.5 998.8 1004.9 1012.3 1010.3 992.4 DAY 30 27 29 7 22 30 1 6 1 2 22 11 MEAN QFF PRESSURE IN HPA 1019.5 1017.9 1015.5 1011.7 1005.9 1000.5 995.8 997.6 1002.7 1012.3 1017.9 1018.2 1009.6 MAX. QFF PRESSURE IN HPA 1023.7 1022.1 1022.0 1015.2 1010.6 1006.7 1000.5 1000.3 1006.3 1017.8 1025.6 1023.2 1025.6 DAY 24 22 3 11 1 10 24 24 29 31 29 30 MIN. QFF PRESSURE IN HPA 1013.5 1013.7 1009.0 1005.5 1002.1 992.5 992.7 994.6 998.9 1005.1 1012.5 1010.6 992.5 DAY 30 27 29 7 22 30 1 6 1 2 22 11 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1016.9 1015.7 1013.4 1009.5 1004.0 998.5 993.9 995.7 1000.6 1010.0 1015.6 1015.8 1007.5 MAX. QFE PRESSURE IN HPA 1021.6 1019.6 1019.3 1013.2 1008.7 1004.2 998.7 998.2 1004.0 1015.5 1023.2 1020.3 1023.2 DAY 24 22 3 19 1 10 24 24 24 31 29 29 MIN. QFE PRESSURE IN HPA 1011.0 1011.7 1006.2 1003.1 1000.3 991.1 991.1 992.9 997.1 1002.8 1010.0 1008.4 991.1 DAY 30 27 29 7 22 30 1 6 1 2 22 11 MEAN QNH PRESSURE IN HPA 1019.0 1017.7 1015.4 1011.6 1006.0 1000.6 995.9 997.7 1002.6 1012.1 1017.6 1017.9 1009.5 MAX. QNH PRESSURE IN HPA 1023.7 1021.7 1021.4 1015.3 1010.7 1006.2 1000.7 1000.2 1006.0 1017.6 1025.3 1022.4 1025.3 DAY 24 22 3 19 1 10 24 24 24 31 29 29 MIN. QNH PRESSURE IN HPA 1013.1 1013.8 1008.2 1005.1 1002.3 993.1 993.1 994.9 999.1 1004.8 1012.1 1010.4 993.1 DAY 30 27 29 7 22 30 1 6 1 2 22 11 MEAN QFF PRESSURE IN HPA 1019.3 1018.0 1015.7 1011.8 1006.2 1000.7 996.0 997.8 1002.8 1012.3 1017.8 1018.1 1009.7 MAX. QFF PRESSURE IN HPA 1024.0 1022.0 1021.6 1015.5 1010.9 1006.4 1000.8 1000.4 1006.2 1017.7 1025.6 1022.7 1025.6 DAY 24 22 3 19 1 10 24 24 24 31 29 29 MIN. QFF PRESSURE IN HPA 1013.3 1014.0 1008.4 1005.3 1002.5 993.2 993.2 995.0 999.2 1005.0 1012.2 1010.6 993.2 DAY 30 27 29 7 22 30 1 6 1 2 22 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 15.4 17.4 20.2 24.2 29.1 31.1 33.8 33.3 30.6 26.4 21.2 17.9 25.0 MINIMUN AIR TEMPERATURE (C) 10.0 12.6 14.4 19.1 22.6 24.4 27.5 27.1 23.8 19.0 15.0 13.2 19.0 DAYS WITH MINIMUM TEMP. >=21 0 0 1 10 24 29 31 31 25 5 2 1 159 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 6.0 7.0 11.0 13.0 16.0 20.0 23.0 24.0 17.0 14.0 7.0 7.0 6.0 DAY 5 25 4 9 2 13 1 20 29 31 29 1 MAXIMUM AIR TEMPERATURE (C) 21.5 23.3 27.5 30.5 36.0 38.6 40.9 39.6 36.7 33.0 27.4 22.7 31.5 DAYS WITH MAXIMUM TEMP. >=30 0 3 10 17 30 30 31 31 30 31 7 0 220 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 25.0 31.0 34.0 37.0 42.0 44.0 50.0 44.0 40.0 36.0 32.0 27.0 50.0 DAY 6 7 20 2 23 22 28 1 10 9 2 9 DIF. BETWEEN (MAX.-MIN.) (C) 11.5 10.7 13.1 11.4 13.4 14.2 13.4 12.5 12.9 14.0 12.4 9.5 12.5 MEAN DAILY TEMP. (MDT) (C) 15.8 17.9 20.9 24.8 29.3 31.5 34.2 33.4 30.3 26.0 21.2 18.0 25.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 1.0 25.5 115.0 257.0 314.0 410.0 383.0 278.5 155.0 39.0 8.5 1986.5 HEATING DEG. DAYS(BASE 18 0C) 73.5 31.5 3.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.5 30.5 146.0 DEWPOINT (MEAN C) 9.8 10.2 11.8 15.3 17.2 21.8 23.6 24.7 22.7 19.1 14.1 12.0 16.9 MIXING RATIO (G/KG) 7.58 7.92 8.75 11.13 12.69 16.94 19.05 20.42 18.07 14.18 10.38 8.86 13.00 VAPOUR PRESSURE (HPA) 12.24 12.74 14.03 17.70 20.04 26.46 29.55 31.75 28.30 22.55 16.66 14.29 20.53 SATURATION DEF. (HPA) 5.73 7.74 10.68 13.35 21.79 20.46 24.78 20.59 17.02 13.06 9.50 6.75 14.29 RELATIVE HUMIDITY (MEAN %) 71 65 62 61 52 60 59 63 65 66 66 70 63 RELATIVE HUMIDITY (MAX. %) 86 81 82 78 72 82 80 82 83 84 84 83 81 RELATIVE HUMIDITY (MIN. %) 49 44 37 40 32 40 36 43 47 46 46 56 43 RELATIVE HUMIDITY (MEAN% 03UTC) 84 76 77 74 67 79 74 77 79 81 81 80 77 RELATIVE HUMIDITY (MEAN% 09UTC) 53 49 42 46 35 43 39 48 51 50 49 59 47 RELATIVE HUMIDITY (MEAN% 15UTC) 71 64 56 59 45 51 54 59 61 66 64 68 60 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 9.7 6.6 0.0 45.6 0.0 0.0 0.0 0.0 0.0 0.0 20.0 0.3 82.2 DAYS WITH PRECIPITATION >=10 0 0 0 2 0 0 0 0 0 0 1 0 3 DAYS WITH PRECIPITATION >= 5 1 1 0 4 0 0 0 0 0 0 2 0 8 DAYS WITH PRECIPITATION >= 1 2 2 0 6 0 0 0 0 0 0 2 0 12 DAYS WITH PRECIPITATION 5 3 0 6 0 0 0 0 0 0 2 2 18 GREATEST DAILY PRECIPITATION 7.0 5.0 0.0 17.0 0.0 0.0 0.0 0.0 0.0 0.0 12.0 0.3 17.0 DAY 15 3 ** 21 ** ** ** ** ** ** 7 30 DAY WITH THUNDER STORM 0 0 0 9 2 0 0 0 0 0 4 0 15 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 8 8 6 4 6 7 3 4 3 1 3 53 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 270 225 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 3.9 8.3 5.0 8.5 7.1 8.8 3.9 5.5 8.5 6.2 8.3 6.9 6.9 PREVAILING WIND PERCENT 52.0 57.1 50.8 36.7 46.8 31.7 34.3 19.8 28.3 31.5 51.3 44.0 38.4 CALMS PERCENT OF WIND 5.2 2.2 6.9 1.3 2.4 8.3 12.1 12.1 5.0 5.6 0.8 2.8 5.4 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 297 303 297 288 301 290 279 271 298 328 326 324 301 VECTOR WIND MAGNITUDE(KNOTS) 1.1 3.4 2.7 0.9 3.8 3.5 2.3 1.8 2.7 2.0 3.7 0.6 2.3 WIND STEADINESES (MEAN %) 28.2 47.2 62.8 11.7 70.4 70.0 63.9 40.0 45.8 41.7 53.6 8.7 41.8 WIND SPEED (MEAN KNOTS) 3.9 7.2 4.3 7.7 5.4 5.0 3.6 4.5 5.9 4.8 6.9 6.9 5.5 FASTEST WIND DIRECTION 230 310 180 130 310 310 290 310 180 180 310 130 130 FASTEST WIND SPEED (KNOTS) 15 30 18 45 35 35 15 18 20 20 45 30 45 DAY 29 21 27 20 11 9 11 3 9 10 9 9 DAYS WITH SKY CLEAR (0-2)/8 15 12 20 12 24 29 30 29 29 30 18 11 259 DAYS WITH P.CLOUDY (3-6)/8 13 8 9 10 7 1 1 2 1 1 8 9 70 DAYS WITH CLOUDY (7-8)/8 3 8 2 8 0 0 0 0 0 0 4 11 36 DAYS WITH VISIBILITY =< 2 KM 2 2 2 3 2 9 6 0 3 0 2 1 32 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1016.7 1014.4 1011.5 1007.4 1003.6 999.1 995.2 1000.0 1004.3 1012.3 1017.0 1017.7 1008.3 MAX. QFE PRESSURE IN HPA 1021.2 1021.9 1020.2 1013.9 1010.7 1003.7 999.5 1007.0 1014.9 1018.8 1022.9 1023.3 1023.3 DAY-HOUR 31- 9 11- 6 3- 6 23- 9 12- 9 2- 6 2- 9 24- 9 29- 9 27- 6 30- 6 1- 6 MIN. QFE PRESSURE IN HPA 1010.4 1004.5 1001.2 1000.7 998.2 995.4 989.8 993.1 999.1 1006.8 1011.2 1012.1 989.8 DAY-HOUR 22-12 18- 3 28- 0 21- 0 25- 9 30-15 8-15 3- 0 5-15 10-15 2-12 9-12 MEAN QNH PRESSURE IN HPA 1018.7 1016.5 1013.6 1009.4 1005.7 1001.1 997.2 1002.0 1006.4 1014.3 1019.0 1019.8 1010.3 MAX. QNH PRESSURE IN HPA 1023.3 1024.0 1022.3 1016.0 1012.8 1005.7 1001.5 1009.0 1017.0 1020.9 1025.0 1025.4 1025.4 DAY-HOUR 31- 9 11- 6 3- 6 23- 9 12- 9 2- 6 2- 9 24- 9 29- 9 27- 6 30- 6 1- 6 MIN. QNH PRESSURE IN HPA 1012.5 1006.5 1003.2 1002.7 1000.2 997.4 991.8 995.1 1001.1 1008.8 1013.3 1014.1 991.8 DAY-HOUR 22-12 18- 3 28- 0 21- 0 25- 9 30-15 8-15 3- 0 5-15 10-15 2-12 9-12 MEAN QFF PRESSURE IN HPA 1019.0 1016.8 1013.8 1009.7 1005.8 1001.2 997.3 1002.1 1006.5 1014.5 1019.3 1020.0 1010.5 MAX. QFF PRESSURE IN HPA 1023.6 1024.3 1022.5 1016.2 1012.9 1005.9 1001.7 1009.2 1017.1 1021.1 1025.2 1025.7 1025.7 DAY-HOUR 31- 9 11- 6 3- 6 23- 9 12- 9 2- 6 2- 9 24- 9 29- 9 27- 6 30- 6 1- 6 MIN. QFF PRESSURE IN HPA 1012.7 1006.8 1003.4 1002.9 1000.4 997.6 991.9 995.2 1001.3 1009.0 1013.4 1014.4 991.9 DAY-HOUR 22-12 18- 3 28- 0 21- 0 25- 9 30-15 8-15 3- 0 5-15 10-15 2-12 9-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1016.4 1014.0 1011.0 1006.8 1003.4 998.9 995.0 999.5 1004.0 1012.1 1016.9 1017.7 1008.0 MAX. QFE PRESSURE IN HPA 1019.8 1020.2 1019.0 1011.3 1008.3 1002.7 998.7 1004.0 1014.4 1017.1 1020.3 1021.8 1021.8 DAY 25 11 4 24 13 2 2 24 29 28 30 2 MIN. QFE PRESSURE IN HPA 1011.6 1004.9 1001.2 1000.7 998.4 995.9 991.0 993.1 999.6 1007.8 1011.8 1014.2 991.0 DAY 22 18 28 21 25 29 9 3 5 10 1 10 MEAN QNH PRESSURE IN HPA 1018.5 1016.1 1013.0 1008.8 1005.4 1000.9 997.1 1001.5 1006.1 1014.1 1018.9 1019.7 1010.0 MAX. QNH PRESSURE IN HPA 1021.9 1022.3 1021.1 1013.4 1010.3 1004.7 1000.7 1006.0 1016.5 1019.2 1022.4 1023.9 1023.9 DAY 25 11 4 24 13 2 2 24 29 28 30 2 MIN. QNH PRESSURE IN HPA 1013.7 1006.9 1003.2 1002.7 1000.4 997.9 993.0 995.1 1001.6 1009.8 1013.9 1016.3 993.0 DAY 22 18 28 21 25 29 9 3 5 10 1 10 MEAN QFF PRESSURE IN HPA 1018.7 1016.4 1013.3 1009.0 1005.6 1001.0 997.2 1001.7 1006.2 1014.3 1019.2 1020.0 1010.2 MAX. QFF PRESSURE IN HPA 1022.2 1022.5 1021.3 1013.6 1010.5 1004.9 1000.9 1006.2 1016.7 1019.4 1022.6 1024.1 1024.1 DAY 25 11 4 24 13 2 2 24 29 28 30 2 MIN. QFF PRESSURE IN HPA 1013.9 1007.1 1003.4 1002.9 1000.6 998.1 993.1 995.2 1001.7 1010.0 1014.0 1016.5 993.1 DAY 22 18 28 21 25 29 9 3 5 10 1 10 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1016.6 1014.2 1011.3 1006.9 1003.5 999.1 995.2 999.6 1004.0 1012.1 1017.2 1017.8 1008.1 MAX. QFE PRESSURE IN HPA 1020.2 1020.3 1018.9 1012.0 1008.6 1002.9 998.6 1004.7 1014.3 1016.5 1020.6 1021.6 1021.6 DAY 25 11 3 24 13 2 2 24 29 27 30 2 MIN. QFE PRESSURE IN HPA 1011.4 1004.5 1002.1 1001.8 998.4 995.5 991.4 993.7 999.4 1007.7 1012.0 1014.2 991.4 DAY 22 18 28 21 25 28 9 3 5 10 1 12 MEAN QNH PRESSURE IN HPA 1018.6 1016.3 1013.3 1009.0 1005.5 1001.1 997.3 1001.6 1006.0 1014.1 1019.2 1019.8 1010.2 MAX. QNH PRESSURE IN HPA 1022.3 1022.4 1021.0 1014.0 1010.6 1004.9 1000.6 1006.7 1016.4 1018.6 1022.7 1023.7 1023.7 DAY 25 11 3 24 13 2 2 24 29 27 30 2 MIN. QNH PRESSURE IN HPA 1013.5 1006.5 1004.1 1003.8 1000.4 997.5 993.4 995.7 1001.4 1009.7 1014.0 1016.3 993.4 DAY 22 18 28 21 25 28 9 3 5 10 1 12 MEAN QFF PRESSURE IN HPA 1018.9 1016.6 1013.6 1009.2 1005.7 1001.3 997.4 1001.7 1006.2 1014.3 1019.5 1020.1 1010.4 MAX. QFF PRESSURE IN HPA 1022.6 1022.7 1021.2 1014.3 1010.8 1005.1 1000.8 1006.9 1016.6 1018.8 1023.0 1024.0 1024.0 DAY 25 11 3 24 13 2 2 24 29 27 30 2 MIN. QFF PRESSURE IN HPA 1013.7 1006.8 1004.3 1004.0 1000.6 997.7 993.5 995.8 1001.6 1009.9 1014.3 1016.5 993.5 DAY 22 18 28 21 25 28 9 3 5 10 1 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1017.7 1015.7 1012.6 1008.2 1004.1 999.5 995.5 1000.0 1004.4 1012.6 1018.1 1019.0 1009.0 MAX. QFE PRESSURE IN HPA 1020.9 1021.9 1020.2 1013.8 1009.2 1003.7 998.6 1006.1 1014.4 1018.8 1022.9 1023.3 1023.3 DAY 31 11 3 24 13 2 2 24 29 27 30 1 MIN. QFE PRESSURE IN HPA 1012.0 1008.6 1005.0 1004.1 998.6 995.8 991.9 994.1 999.6 1007.9 1013.4 1015.3 991.9 DAY 22 28 28 27 25 28 8 3 15 10 2 9 MEAN QNH PRESSURE IN HPA 1019.8 1017.8 1014.7 1010.3 1006.2 1001.5 997.6 1002.0 1006.5 1014.7 1020.2 1021.1 1011.0 MAX. QNH PRESSURE IN HPA 1023.0 1024.0 1022.3 1015.9 1011.2 1005.7 1000.6 1008.1 1016.5 1020.9 1025.0 1025.4 1025.4 DAY 31 11 3 24 13 2 2 24 29 27 30 1 MIN. QNH PRESSURE IN HPA 1014.0 1010.6 1007.0 1006.1 1000.6 997.8 993.9 996.1 1001.6 1009.9 1015.5 1017.4 993.9 DAY 22 28 28 27 25 28 8 3 15 10 2 9 MEAN QFF PRESSURE IN HPA 1020.1 1018.0 1014.9 1010.5 1006.3 1001.6 997.7 1002.1 1006.6 1014.8 1020.4 1021.3 1011.2 MAX. QFF PRESSURE IN HPA 1023.3 1024.3 1022.5 1016.1 1011.4 1005.9 1000.8 1008.3 1016.6 1021.1 1025.2 1025.7 1025.7 DAY 31 11 3 24 13 2 2 24 29 27 30 1 MIN. QFF PRESSURE IN HPA 1014.3 1010.9 1007.2 1006.3 1000.8 997.9 994.0 996.2 1001.7 1010.1 1015.6 1017.6 994.0 DAY 22 28 28 27 25 28 8 3 15 10 2 9 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1015.6 1012.7 1008.6 1004.3 999.5 995.5 1000.4 1004.7 1012.7 1017.4 1018.3 1008.9 MAX. QFE PRESSURE IN HPA 1021.2 1021.1 1019.9 1013.9 1010.7 1003.3 999.5 1007.0 1014.9 1018.2 1022.6 1022.8 1022.8 DAY 31 11 3 23 12 2 2 24 29 27 30 1 MIN. QFE PRESSURE IN HPA 1011.6 1007.7 1006.1 1003.8 998.2 995.6 992.0 994.1 1000.5 1007.6 1011.7 1013.9 992.0 DAY 22 20 28 28 25 30 8 2 6 10 1 9 MEAN QNH PRESSURE IN HPA 1019.5 1017.6 1014.8 1010.7 1006.4 1001.5 997.5 1002.4 1006.8 1014.7 1019.4 1020.3 1011.0 MAX. QNH PRESSURE IN HPA 1023.3 1023.2 1022.0 1016.0 1012.8 1005.3 1001.5 1009.0 1017.0 1020.3 1024.7 1024.9 1024.9 DAY 31 11 3 23 12 2 2 24 29 27 30 1 MIN. QNH PRESSURE IN HPA 1013.7 1009.7 1008.1 1005.8 1000.2 997.6 994.0 996.1 1002.5 1009.6 1013.8 1016.0 994.0 DAY 22 20 28 28 25 30 8 2 6 10 1 9 MEAN QFF PRESSURE IN HPA 1019.7 1017.9 1015.0 1010.9 1006.5 1001.7 997.6 1002.6 1006.9 1014.9 1019.6 1020.6 1011.2 MAX. QFF PRESSURE IN HPA 1023.6 1023.4 1022.2 1016.2 1012.9 1005.5 1001.7 1009.2 1017.1 1020.4 1024.9 1025.1 1025.1 DAY 31 11 4 23 12 2 2 24 29 27 30 1 MIN. QFF PRESSURE IN HPA 1013.9 1010.0 1008.3 1006.0 1000.4 997.7 994.1 996.2 1002.7 1009.8 1013.9 1016.2 994.1 DAY 22 20 28 28 25 30 8 2 6 10 1 9 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.0 1013.8 1011.1 1007.5 1003.7 999.2 995.3 1000.4 1004.5 1012.3 1016.5 1017.0 1008.1 MAX. QFE PRESSURE IN HPA 1019.2 1019.6 1018.9 1012.1 1009.8 1003.1 998.6 1006.1 1014.6 1016.9 1020.4 1021.7 1021.7 DAY 31 10 3 23 12 2 2 24 29 27 30 1 MIN. QFE PRESSURE IN HPA 1010.4 1005.0 1005.0 1003.7 998.8 995.7 991.9 994.1 1000.2 1007.4 1011.2 1012.1 991.9 DAY 22 20 27 28 25 30 8 2 15 10 2 9 MEAN QNH PRESSURE IN HPA 1018.0 1015.9 1013.1 1009.6 1005.8 1001.2 997.3 1002.4 1006.6 1014.4 1018.6 1019.1 1010.2 MAX. QNH PRESSURE IN HPA 1021.3 1021.7 1021.0 1014.1 1011.8 1005.1 1000.6 1008.1 1016.7 1019.0 1022.5 1023.8 1023.8 DAY 31 10 3 23 12 2 2 24 29 27 30 1 MIN. QNH PRESSURE IN HPA 1012.5 1007.0 1007.0 1005.7 1000.8 997.7 993.9 996.1 1002.2 1009.4 1013.3 1014.1 993.9 DAY 22 20 27 28 25 30 8 2 15 10 2 9 MEAN QFF PRESSURE IN HPA 1018.3 1016.1 1013.4 1009.8 1005.9 1001.4 997.4 1002.5 1006.7 1014.5 1018.8 1019.3 1010.3 MAX. QFF PRESSURE IN HPA 1021.5 1021.9 1021.2 1014.4 1012.0 1005.3 1000.8 1008.3 1016.8 1019.1 1022.7 1024.1 1024.1 DAY 31 10 3 23 12 2 2 24 29 27 30 1 MIN. QFF PRESSURE IN HPA 1012.7 1007.3 1007.3 1005.9 1001.0 997.8 994.0 996.2 1002.3 1009.6 1013.4 1014.4 994.0 DAY 22 20 27 28 25 30 8 2 15 10 2 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1016.0 1013.7 1010.7 1006.7 1003.1 998.7 994.9 1000.1 1004.1 1012.2 1016.2 1017.1 1007.8 MAX. QFE PRESSURE IN HPA 1019.3 1020.0 1019.0 1011.2 1008.9 1002.8 998.3 1005.2 1014.4 1016.7 1020.3 1022.2 1022.2 DAY 18 10 3 23 12 2 1 31 29 27 30 1 MIN. QFE PRESSURE IN HPA 1011.3 1005.2 1003.4 1001.4 998.6 995.4 989.8 993.4 999.1 1006.8 1011.5 1012.7 989.8 DAY 22 20 27 20 25 30 8 2 5 10 1 9 MEAN QNH PRESSURE IN HPA 1018.1 1015.8 1012.8 1008.8 1005.2 1000.7 996.9 1002.1 1006.2 1014.2 1018.3 1019.2 1009.8 MAX. QNH PRESSURE IN HPA 1021.4 1022.1 1021.1 1013.3 1010.9 1004.8 1000.3 1007.2 1016.5 1018.8 1022.4 1024.3 1024.3 DAY 18 10 3 23 12 2 1 31 29 27 30 1 MIN. QNH PRESSURE IN HPA 1013.4 1007.2 1005.4 1003.4 1000.6 997.4 991.8 995.4 1001.1 1008.8 1013.6 1014.8 991.8 DAY 22 20 27 20 25 30 8 2 5 10 1 9 MEAN QFF PRESSURE IN HPA 1018.3 1016.1 1013.0 1009.0 1005.3 1000.9 997.0 1002.3 1006.3 1014.4 1018.5 1019.5 1010.1 MAX. QFF PRESSURE IN HPA 1021.7 1022.3 1021.3 1013.5 1011.1 1005.0 1000.5 1007.4 1016.7 1019.0 1022.7 1024.6 1024.6 DAY 18 10 3 23 12 2 1 31 29 27 30 1 MIN. QFF PRESSURE IN HPA 1013.6 1007.5 1005.7 1003.6 1000.8 997.6 991.9 995.5 1001.3 1009.0 1013.8 1015.0 991.9 DAY 22 20 27 20 25 30 8 2 5 10 1 9 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1016.9 1014.3 1011.3 1007.2 1003.4 998.9 995.1 1000.1 1004.4 1012.2 1016.7 1017.4 1008.1 MAX. QFE PRESSURE IN HPA 1020.2 1021.0 1019.3 1011.9 1009.1 1002.9 998.7 1005.1 1014.1 1017.8 1020.2 1022.5 1022.5 DAY 31 10 3 23 12 1 1 31 28 27 30 1 MIN. QFE PRESSURE IN HPA 1012.5 1006.4 1003.4 1002.2 998.7 996.0 990.8 993.2 999.6 1007.0 1012.0 1012.9 990.8 DAY 8 17 27 20 25 30 8 2 5 10 1 9 MEAN QNH PRESSURE IN HPA 1018.9 1016.4 1013.4 1009.2 1005.4 1000.9 997.1 1002.1 1006.4 1014.3 1018.8 1019.4 1010.2 MAX. QNH PRESSURE IN HPA 1022.3 1023.1 1021.4 1013.9 1011.1 1004.9 1000.7 1007.1 1016.2 1019.9 1022.3 1024.6 1024.6 DAY 31 10 3 23 12 1 1 31 28 27 30 1 MIN. QNH PRESSURE IN HPA 1014.6 1008.4 1005.4 1004.2 1000.7 998.0 992.8 995.2 1001.6 1009.0 1014.0 1015.0 992.8 DAY 8 17 27 20 25 30 8 2 5 10 1 9 MEAN QFF PRESSURE IN HPA 1019.2 1016.7 1013.6 1009.5 1005.6 1001.0 997.3 1002.2 1006.5 1014.4 1019.0 1019.7 1010.4 MAX. QFF PRESSURE IN HPA 1022.6 1023.3 1021.6 1014.2 1011.3 1005.1 1000.9 1007.3 1016.3 1020.0 1022.5 1024.9 1024.9 DAY 31 10 3 23 12 1 1 31 28 27 30 1 MIN. QFF PRESSURE IN HPA 1014.8 1008.7 1005.6 1004.4 1000.9 998.2 992.9 995.3 1001.7 1009.2 1014.3 1015.2 992.9 DAY 8 17 27 20 25 30 8 2 5 10 1 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1016.7 1014.2 1011.5 1007.4 1003.5 999.0 995.2 1000.0 1004.5 1012.1 1017.0 1017.6 1008.2 MAX. QFE PRESSURE IN HPA 1019.9 1020.9 1019.7 1011.9 1009.1 1002.9 998.9 1004.9 1014.7 1017.3 1020.6 1022.8 1022.8 DAY 30 10 3 23 12 1 1 31 28 27 30 1 MIN. QFE PRESSURE IN HPA 1012.3 1004.8 1002.2 1002.9 999.0 995.7 991.2 993.3 999.8 1007.4 1012.5 1013.5 991.2 DAY 8 17 27 20 25 30 8 2 4 10 1 9 MEAN QNH PRESSURE IN HPA 1018.8 1016.3 1013.5 1009.4 1005.6 1001.0 997.3 1002.0 1006.6 1014.2 1019.1 1019.6 1010.3 MAX. QNH PRESSURE IN HPA 1022.0 1023.0 1021.8 1013.9 1011.1 1004.9 1000.9 1006.9 1016.8 1019.4 1022.7 1024.9 1024.9 DAY 30 10 3 23 12 1 1 31 28 27 30 1 MIN. QNH PRESSURE IN HPA 1014.3 1006.8 1004.2 1004.9 1001.0 997.7 993.2 995.3 1001.8 1009.4 1014.6 1015.6 993.2 DAY 8 17 27 20 25 30 8 2 4 10 1 9 MEAN QFF PRESSURE IN HPA 1019.1 1016.5 1013.7 1009.6 1005.7 1001.2 997.4 1002.1 1006.7 1014.4 1019.3 1019.9 1010.5 MAX. QFF PRESSURE IN HPA 1022.2 1023.2 1022.0 1014.2 1011.3 1005.1 1001.0 1007.1 1016.9 1019.5 1022.9 1025.1 1025.1 DAY 30 10 3 23 12 1 1 31 28 27 30 1 MIN. QFF PRESSURE IN HPA 1014.6 1007.0 1004.4 1005.1 1001.1 997.9 993.3 995.4 1001.9 1009.6 1014.7 1015.8 993.3 DAY 8 17 27 20 25 30 8 2 4 10 1 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 15.7 18.9 18.8 24.1 26.2 30.7 32.6 32.7 30.0 27.1 20.4 14.4 24.3 MINIMUN AIR TEMPERATURE (C) 9.9 14.1 14.1 19.2 21.7 26.1 28.2 26.5 22.6 20.1 15.0 9.7 18.9 DAYS WITH MINIMUM TEMP. >=21 0 1 1 8 20 29 31 31 27 16 2 0 166 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 6.0 8.0 8.0 14.0 14.0 20.0 24.0 23.0 20.0 17.0 8.0 4.0 4.0 DAY 15 8 9 2 3 23 1 26 14 25 30 28 MAXIMUM AIR TEMPERATURE (C) 21.3 24.1 23.2 29.7 30.1 34.9 36.9 37.5 36.1 32.6 25.3 19.4 29.3 DAYS WITH MAXIMUM TEMP. >=30 0 2 0 12 16 30 31 31 30 31 3 0 186 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 28.0 30.0 29.0 40.0 37.0 40.0 41.0 40.0 39.0 35.0 33.0 26.0 41.0 DAY 27 24 1 21 29 26 3 3 26 5 2 2 DIF. BETWEEN (MAX.-MIN.) (C) 11.4 10.0 9.1 10.5 8.4 8.8 8.7 11.0 13.5 12.5 10.3 9.7 10.4 MEAN DAILY TEMP. (MDT) (C) 15.6 19.1 18.7 24.5 25.9 30.5 32.6 32.0 29.3 26.4 20.1 14.5 24.1 COOLING DEG. DAYS(BASE 21 0C) 0.5 15.0 11.0 106.0 153.5 285.0 359.0 341.0 250.5 166.5 26.0 2.0 1716.0 HEATING DEG. DAYS(BASE 18 0C) 85.0 15.0 24.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.5 118.5 250.0 DEWPOINT (MEAN C) 10.3 14.0 11.3 17.1 19.0 22.3 25.4 26.9 23.3 21.4 14.9 9.4 17.9 MIXING RATIO (G/KG) 7.92 10.15 8.59 12.40 14.10 17.42 21.30 23.23 18.69 16.42 10.88 7.55 14.05 VAPOUR PRESSURE (HPA) 12.79 16.29 13.78 19.71 22.29 27.25 32.95 35.85 29.26 25.97 17.44 12.19 22.15 SATURATION DEF. (HPA) 5.66 6.11 8.37 11.04 12.26 17.57 16.88 14.61 14.50 10.90 7.33 4.77 10.83 RELATIVE HUMIDITY (MEAN %) 72 75 63 67 66 63 67 73 69 72 72 73 69 RELATIVE HUMIDITY (MAX. %) 84 85 76 82 82 77 81 85 81 84 85 85 82 RELATIVE HUMIDITY (MIN. %) 55 61 47 51 51 47 53 59 55 57 57 59 54 RELATIVE HUMIDITY (MEAN% 03UTC) 83 80 72 75 73 72 77 83 78 82 81 81 78 RELATIVE HUMIDITY (MEAN% 09UTC) 60 64 52 56 58 53 56 62 59 60 62 64 59 RELATIVE HUMIDITY (MEAN% 15UTC) 71 78 64 67 65 64 68 71 67 73 69 72 69 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 3.0 10.6 6.7 9.2 16.0 0.0 0.0 0.0 0.0 7.0 32.0 24.5 109.0 DAYS WITH PRECIPITATION >=10 0 0 0 0 1 0 0 0 0 0 2 1 4 DAYS WITH PRECIPITATION >= 5 0 1 0 1 1 0 0 0 0 1 3 1 8 DAYS WITH PRECIPITATION >= 1 1 2 2 3 4 0 0 0 0 1 3 3 19 DAYS WITH PRECIPITATION 1 4 4 4 4 0 0 0 0 1 3 5 26 GREATEST DAILY PRECIPITATION 3.0 9.0 4.3 5.0 10.0 0.0 0.0 0.0 0.0 7.0 14.0 21.0 21.0 DAY 4 10 27 9 3 ** ** ** ** 12 22 4 DAY WITH THUNDER STORM 2 2 3 2 3 0 0 0 0 1 1 2 16 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 5 3 12 6 11 11 13 5 0 5 1 7 79 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 270 270 270 315 315 315 PREVAILING WIND SPEED(KNOTS) 5.8 6.3 10.5 5.8 8.0 9.4 11.8 7.9 8.9 7.8 9.6 10.2 8.3 PREVAILING WIND PERCENT 52.0 33.5 60.1 34.2 46.0 50.4 26.6 28.6 32.9 24.2 34.2 33.5 34.9 CALMS PERCENT OF WIND 4.0 2.7 0.8 1.3 1.6 1.7 2.0 4.8 5.4 2.8 2.5 1.2 2.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 302 288 296 266 286 298 273 253 264 277 326 339 291 VECTOR WIND MAGNITUDE(KNOTS) 2.3 0.5 5.6 0.7 3.4 6.0 5.0 3.8 3.3 2.9 4.8 2.9 3.2 WIND STEADINESES (MEAN %) 39.0 7.8 58.9 10.9 44.2 83.3 61.7 65.5 58.9 50.9 66.7 32.6 45.7 WIND SPEED (MEAN KNOTS) 5.9 6.4 9.5 6.4 7.7 7.2 8.1 5.8 5.6 5.7 7.2 8.9 7.0 FASTEST WIND DIRECTION 180 180 310 180 280 310 180 270 250 170 360 330 280 FASTEST WIND SPEED (KNOTS) 28 20 25 20 45 20 23 20 40 18 20 28 45 DAY 26 23 7 29 2 9 18 6 18 22 4 11 DAYS WITH SKY CLEAR (0-2)/8 17 9 17 11 21 30 21 31 30 24 18 21 250 DAYS WITH P.CLOUDY (3-6)/8 12 10 9 10 8 0 8 0 0 7 7 8 79 DAYS WITH CLOUDY (7-8)/8 2 9 5 9 2 0 2 0 0 0 5 2 36 DAYS WITH VISIBILITY =< 2 KM 3 1 4 1 2 1 4 0 1 1 0 5 23 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.9 1015.5 1013.2 1008.9 1006.6 1000.7 996.0 996.8 1004.7 1011.4 1015.6 1018.2 1008.8 MAX. QFE PRESSURE IN HPA 1021.9 1020.3 1019.8 1015.8 1012.1 1007.0 1000.7 1001.5 1013.0 1016.8 1020.5 1024.3 1024.3 DAY-HOUR 21- 6 5- 6 8- 6 1- 6 8- 6 1- 6 24- 6 25- 9 24- 6 20- 6 29- 6 28- 9 MIN. QFE PRESSURE IN HPA 1012.6 1007.8 1005.4 1003.2 1001.7 993.8 992.2 992.2 997.5 1006.3 1011.8 1009.3 992.2 DAY-HOUR 31-15 10-12 27-12 16- 3 29-12 30-15 27-15 12-15 2- 0 10-15 1-15 2-12 MEAN QNH PRESSURE IN HPA 1019.9 1017.5 1015.3 1010.9 1008.7 1002.7 998.0 998.8 1006.7 1013.4 1017.7 1020.2 1010.8 MAX. QNH PRESSURE IN HPA 1024.0 1022.4 1021.9 1017.9 1014.1 1009.0 1002.7 1003.5 1015.1 1018.9 1022.6 1026.4 1026.4 DAY-HOUR 21- 6 5- 6 8- 6 1- 6 8- 6 1- 6 24- 6 25- 9 24- 6 20- 6 29- 6 28- 9 MIN. QNH PRESSURE IN HPA 1014.7 1009.8 1007.4 1005.2 1003.7 995.8 994.2 994.2 999.5 1008.3 1013.9 1011.3 994.2 DAY-HOUR 31-15 10-12 27-12 16- 3 29-12 30-15 27-15 12-15 2- 0 10-15 1-15 2-12 MEAN QFF PRESSURE IN HPA 1020.2 1017.8 1015.5 1011.1 1008.9 1002.8 998.2 998.9 1006.9 1013.6 1017.9 1020.5 1011.0 MAX. QFF PRESSURE IN HPA 1024.3 1022.6 1022.2 1018.1 1014.3 1009.2 1002.8 1003.7 1015.2 1019.0 1022.8 1026.7 1026.7 DAY-HOUR 21- 6 5- 6 8- 6 1- 6 8- 6 1- 6 24- 6 25- 9 24- 6 20- 6 29- 6 28- 9 MIN. QFF PRESSURE IN HPA 1014.9 1010.1 1007.6 1005.5 1003.9 995.9 994.3 994.4 999.7 1008.5 1014.0 1011.6 994.3 DAY-HOUR 31-15 10-12 27-12 16- 3 29-12 30-15 27-15 12-15 2- 0 10-15 1-15 2-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1015.2 1013.3 1008.6 1006.6 1000.8 995.7 996.2 1004.0 1010.8 1015.1 1017.7 1008.5 MAX. QFE PRESSURE IN HPA 1020.5 1018.5 1018.9 1013.5 1010.9 1006.1 999.3 999.6 1010.6 1013.6 1018.8 1022.5 1022.5 DAY 17 6 8 2 8 3 25 29 24 21 29 29 MIN. QFE PRESSURE IN HPA 1014.4 1009.2 1009.3 1003.4 1002.8 996.4 992.5 992.6 997.5 1006.8 1011.9 1010.5 992.5 DAY 29 12 31 16 29 30 28 1 2 1 1 31 MEAN QNH PRESSURE IN HPA 1020.1 1017.3 1015.3 1010.7 1008.6 1002.9 997.7 998.2 1006.1 1012.9 1017.2 1019.8 1010.6 MAX. QNH PRESSURE IN HPA 1022.6 1020.6 1021.0 1015.6 1013.0 1008.1 1001.3 1001.6 1012.7 1015.7 1020.9 1024.6 1024.6 DAY 17 6 8 2 8 3 25 29 24 21 29 29 MIN. QNH PRESSURE IN HPA 1016.5 1011.2 1011.3 1005.4 1004.8 998.4 994.5 994.6 999.5 1008.8 1013.9 1012.6 994.5 DAY 29 12 31 16 29 30 28 1 2 1 1 31 MEAN QFF PRESSURE IN HPA 1020.4 1017.5 1015.6 1010.9 1008.8 1003.0 997.8 998.3 1006.2 1013.0 1017.4 1020.1 1010.8 MAX. QFF PRESSURE IN HPA 1022.8 1020.9 1021.2 1015.8 1013.1 1008.3 1001.4 1001.8 1012.8 1015.8 1021.1 1024.9 1024.9 DAY 17 6 8 2 8 3 25 29 24 21 29 29 MIN. QFF PRESSURE IN HPA 1016.7 1011.5 1011.6 1005.6 1005.0 998.6 994.6 994.7 999.7 1009.0 1014.1 1012.8 994.6 DAY 29 12 31 16 29 30 28 1 2 1 1 31 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.2 1015.6 1013.5 1008.7 1006.8 1001.0 996.1 996.6 1004.4 1011.4 1015.6 1018.1 1008.8 MAX. QFE PRESSURE IN HPA 1020.6 1019.0 1019.2 1013.3 1011.1 1005.8 1000.0 999.9 1011.2 1014.8 1018.9 1022.6 1022.6 DAY 16 5 8 1 8 13 25 30 24 21 30 21 MIN. QFE PRESSURE IN HPA 1014.3 1009.5 1008.8 1003.2 1003.0 996.2 993.8 993.6 997.7 1007.6 1012.2 1010.2 993.6 DAY 31 12 5 16 27 30 22 13 2 10 1 4 MEAN QNH PRESSURE IN HPA 1020.3 1017.7 1015.6 1010.8 1008.8 1003.1 998.2 998.7 1006.4 1013.4 1017.6 1020.1 1010.9 MAX. QNH PRESSURE IN HPA 1022.7 1021.1 1021.3 1015.4 1013.2 1007.8 1002.0 1001.9 1013.3 1016.9 1021.0 1024.7 1024.7 DAY 16 5 8 1 8 13 25 30 24 21 30 21 MIN. QNH PRESSURE IN HPA 1016.4 1011.5 1010.8 1005.2 1005.0 998.2 995.8 995.6 999.7 1009.6 1014.2 1012.3 995.6 DAY 31 12 5 16 27 30 22 13 2 10 1 4 MEAN QFF PRESSURE IN HPA 1020.6 1018.0 1015.8 1011.0 1009.0 1003.2 998.3 998.8 1006.6 1013.6 1017.9 1020.4 1011.1 MAX. QFF PRESSURE IN HPA 1023.0 1021.3 1021.6 1015.6 1013.4 1008.0 1002.2 1002.1 1013.4 1017.1 1021.3 1025.0 1025.0 DAY 16 5 8 1 8 13 25 30 24 21 30 21 MIN. QFF PRESSURE IN HPA 1016.6 1011.8 1011.1 1005.5 1005.2 998.4 995.9 995.8 999.9 1009.8 1014.5 1012.5 995.8 DAY 31 12 5 16 27 30 28 13 2 10 1 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1019.3 1016.9 1014.6 1010.2 1007.8 1001.6 997.0 997.7 1005.6 1012.8 1016.9 1019.5 1010.0 MAX. QFE PRESSURE IN HPA 1021.9 1020.3 1019.8 1015.8 1012.1 1007.0 1000.7 1001.1 1013.0 1016.8 1020.5 1024.0 1024.0 DAY 21 5 8 1 8 1 24 25 24 20 29 6 MIN. QFE PRESSURE IN HPA 1015.4 1010.5 1008.2 1005.6 1003.8 996.6 994.6 994.5 998.8 1008.6 1013.9 1010.6 994.5 DAY 29 12 27 16 29 30 22 12 2 10 21 2 MEAN QNH PRESSURE IN HPA 1021.3 1018.9 1016.7 1012.2 1009.8 1003.7 999.0 999.7 1007.6 1014.8 1019.0 1021.6 1012.0 MAX. QNH PRESSURE IN HPA 1024.0 1022.4 1021.9 1017.9 1014.1 1009.0 1002.7 1003.1 1015.1 1018.9 1022.6 1026.1 1026.1 DAY 21 5 8 1 8 1 24 25 24 20 29 6 MIN. QNH PRESSURE IN HPA 1017.5 1012.6 1010.2 1007.6 1005.8 998.6 996.6 996.5 1000.8 1010.6 1016.0 1012.7 996.5 DAY 29 12 27 16 29 30 22 12 2 10 21 2 MEAN QFF PRESSURE IN HPA 1021.6 1019.2 1016.9 1012.4 1010.0 1003.8 999.2 999.9 1007.8 1015.0 1019.2 1021.9 1012.2 MAX. QFF PRESSURE IN HPA 1024.3 1022.6 1022.2 1018.1 1014.3 1009.2 1002.8 1003.3 1015.2 1019.0 1022.8 1026.4 1026.4 DAY 21 5 8 1 8 1 24 25 24 20 29 6 MIN. QFF PRESSURE IN HPA 1017.7 1012.8 1010.5 1007.8 1006.0 998.8 996.7 996.7 1001.0 1010.8 1016.2 1012.9 996.7 DAY 29 12 27 16 29 30 22 12 2 10 21 2 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.3 1016.6 1014.2 1010.1 1007.7 1001.5 996.9 997.7 1005.8 1012.2 1016.2 1018.8 1009.7 MAX. QFE PRESSURE IN HPA 1021.4 1020.1 1018.7 1014.9 1011.5 1006.4 1000.4 1001.5 1012.5 1016.0 1019.7 1024.3 1024.3 DAY 21 5 8 1 7 1 25 25 24 20 29 28 MIN. QFE PRESSURE IN HPA 1014.3 1010.8 1006.0 1005.0 1003.4 996.2 993.6 993.6 999.7 1007.4 1012.9 1009.6 993.6 DAY 25 10 27 16 29 30 31 12 1 10 21 2 MEAN QNH PRESSURE IN HPA 1020.4 1018.7 1016.2 1012.1 1009.7 1003.6 998.9 999.7 1007.8 1014.2 1018.2 1020.9 1011.7 MAX. QNH PRESSURE IN HPA 1023.5 1022.2 1020.8 1017.0 1013.6 1008.4 1002.4 1003.5 1014.6 1018.1 1021.8 1026.4 1026.4 DAY 21 5 8 1 7 1 25 25 24 20 29 28 MIN. QNH PRESSURE IN HPA 1016.4 1012.9 1008.0 1007.0 1005.4 998.2 995.6 995.6 1001.7 1009.4 1015.0 1011.6 995.6 DAY 25 10 27 16 29 30 31 12 1 10 21 2 MEAN QFF PRESSURE IN HPA 1020.7 1018.9 1016.5 1012.3 1009.9 1003.7 999.0 999.8 1008.0 1014.4 1018.5 1021.1 1011.9 MAX. QFF PRESSURE IN HPA 1023.8 1022.4 1021.0 1017.2 1013.7 1008.6 1002.5 1003.7 1014.7 1018.2 1022.0 1026.7 1026.7 DAY 21 5 8 1 7 1 25 25 24 20 29 28 MIN. QFF PRESSURE IN HPA 1016.6 1013.1 1008.2 1007.2 1005.6 998.4 995.7 995.8 1001.9 1009.6 1015.2 1011.9 995.7 DAY 25 10 27 16 29 30 31 12 1 10 21 2 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1017.0 1015.0 1012.7 1008.8 1006.4 1000.3 995.9 996.8 1004.4 1010.7 1014.9 1017.4 1008.4 MAX. QFE PRESSURE IN HPA 1019.9 1019.4 1017.1 1013.8 1011.2 1005.3 999.6 1000.0 1011.3 1014.7 1018.8 1023.4 1023.4 DAY 16 5 8 1 3 1 25 25 24 20 29 28 MIN. QFE PRESSURE IN HPA 1013.1 1007.8 1005.4 1004.8 1001.7 994.4 992.9 992.6 997.9 1006.5 1012.0 1009.3 992.6 DAY 31 10 27 25 29 30 31 7 2 10 21 2 MEAN QNH PRESSURE IN HPA 1019.1 1017.1 1014.8 1010.8 1008.4 1002.3 997.9 998.8 1006.4 1012.8 1016.9 1019.5 1010.4 MAX. QNH PRESSURE IN HPA 1022.0 1021.5 1019.2 1015.9 1013.3 1007.3 1001.6 1002.0 1013.4 1016.8 1020.9 1025.5 1025.5 DAY 16 5 8 1 3 1 25 25 24 20 29 28 MIN. QNH PRESSURE IN HPA 1015.2 1009.8 1007.4 1006.8 1003.7 996.4 994.9 994.6 999.9 1008.5 1014.0 1011.3 994.6 DAY 31 10 27 25 29 30 31 7 2 10 21 2 MEAN QFF PRESSURE IN HPA 1019.3 1017.3 1015.0 1011.0 1008.6 1002.5 998.0 998.9 1006.6 1013.0 1017.2 1019.7 1010.6 MAX. QFF PRESSURE IN HPA 1022.3 1021.7 1019.4 1016.1 1013.5 1007.5 1001.8 1002.2 1013.5 1016.9 1021.1 1025.8 1025.8 DAY 16 5 8 1 3 1 25 25 24 20 29 28 MIN. QFF PRESSURE IN HPA 1015.4 1010.1 1007.6 1007.0 1003.9 996.6 995.0 994.7 1000.1 1008.7 1014.3 1011.6 994.7 DAY 31 10 27 25 29 30 31 7 2 10 21 2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1017.1 1014.8 1012.2 1008.1 1005.8 999.8 995.1 996.2 1003.8 1010.4 1014.8 1017.4 1008.0 MAX. QFE PRESSURE IN HPA 1020.2 1019.4 1016.6 1013.5 1010.2 1005.9 998.5 999.6 1010.4 1013.5 1017.9 1023.2 1023.2 DAY 16 5 7 1 3 2 24 25 23 20 28 28 MIN. QFE PRESSURE IN HPA 1012.6 1008.9 1005.6 1003.5 1002.1 993.8 992.2 992.2 997.6 1006.3 1011.8 1009.7 992.2 DAY 31 10 27 24 29 30 27 12 2 10 1 2 MEAN QNH PRESSURE IN HPA 1019.1 1016.8 1014.2 1010.2 1007.9 1001.8 997.1 998.2 1005.8 1012.5 1016.8 1019.5 1010.0 MAX. QNH PRESSURE IN HPA 1022.3 1021.5 1018.7 1015.6 1012.3 1007.9 1000.5 1001.6 1012.5 1015.6 1020.0 1025.3 1025.3 DAY 16 5 7 1 3 2 24 25 23 20 28 28 MIN. QNH PRESSURE IN HPA 1014.7 1010.9 1007.6 1005.5 1004.1 995.8 994.2 994.2 999.6 1008.3 1013.9 1011.7 994.2 DAY 31 10 27 24 29 30 27 12 2 10 1 2 MEAN QFF PRESSURE IN HPA 1019.4 1017.1 1014.5 1010.4 1008.1 1002.0 997.3 998.3 1006.0 1012.6 1017.1 1019.8 1010.2 MAX. QFF PRESSURE IN HPA 1022.6 1021.7 1018.9 1015.8 1012.5 1008.1 1000.7 1001.8 1012.6 1015.7 1020.2 1025.6 1025.6 DAY 16 5 8 1 3 2 24 25 23 20 28 28 MIN. QFF PRESSURE IN HPA 1014.9 1011.2 1007.9 1005.7 1004.3 995.9 994.3 994.4 999.8 1008.5 1014.0 1012.0 994.3 DAY 31 10 27 24 29 30 27 12 2 10 1 2 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.5 1014.9 1012.5 1008.2 1006.0 1000.0 995.8 996.5 1004.8 1011.4 1015.9 1018.4 1008.5 MAX. QFE PRESSURE IN HPA 1020.4 1019.4 1017.1 1013.9 1009.8 1006.1 998.7 1000.0 1011.2 1015.3 1019.0 1024.0 1024.0 DAY 16 5 7 1 7 2 24 25 24 20 29 28 MIN. QFE PRESSURE IN HPA 1013.0 1009.7 1007.2 1003.8 1002.2 994.1 992.9 992.7 998.0 1007.8 1013.1 1010.6 992.7 DAY 31 10 30 24 28 30 27 7 2 1 1 2 MEAN QNH PRESSURE IN HPA 1019.6 1016.9 1014.6 1010.2 1008.0 1002.0 997.9 998.5 1006.8 1013.5 1018.0 1020.5 1010.5 MAX. QNH PRESSURE IN HPA 1022.5 1021.5 1019.2 1016.0 1011.8 1008.1 1000.7 1002.0 1013.3 1017.4 1021.1 1026.1 1026.1 DAY 16 5 7 1 7 2 24 25 24 20 29 28 MIN. QNH PRESSURE IN HPA 1015.1 1011.7 1009.2 1005.8 1004.2 996.1 994.9 994.7 1000.0 1009.8 1015.2 1012.7 994.7 DAY 31 10 30 24 28 30 27 7 2 1 1 2 MEAN QFF PRESSURE IN HPA 1019.8 1017.2 1014.8 1010.4 1008.2 1002.2 998.0 998.6 1007.0 1013.6 1018.2 1020.8 1010.7 MAX. QFF PRESSURE IN HPA 1022.8 1021.7 1019.4 1016.2 1012.0 1008.3 1000.8 1002.2 1013.4 1017.5 1021.3 1026.4 1026.4 DAY 16 5 7 1 7 2 24 25 24 20 29 28 MIN. QFF PRESSURE IN HPA 1015.3 1012.0 1009.5 1006.0 1004.4 996.3 995.0 994.8 1000.2 1010.0 1015.3 1012.9 994.8 DAY 31 10 30 24 28 30 27 7 2 1 1 2 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.7 1015.0 1012.9 1008.3 1006.3 1000.3 995.8 996.6 1004.7 1011.3 1015.7 1018.3 1008.6 MAX. QFE PRESSURE IN HPA 1020.6 1018.9 1018.2 1014.2 1010.5 1006.3 998.5 1000.0 1010.9 1014.5 1018.7 1023.2 1023.2 DAY 16 5 7 1 7 2 24 28 23 20 29 28 MIN. QFE PRESSURE IN HPA 1013.9 1009.9 1008.5 1003.6 1002.5 994.4 992.7 992.6 998.3 1007.7 1013.0 1010.9 992.6 DAY 31 10 30 15 28 30 27 12 2 9 21 2 MEAN QNH PRESSURE IN HPA 1019.7 1017.1 1014.9 1010.4 1008.3 1002.3 997.8 998.6 1006.7 1013.3 1017.7 1020.3 1010.6 MAX. QNH PRESSURE IN HPA 1022.7 1021.0 1020.3 1016.3 1012.6 1008.3 1000.5 1002.0 1013.0 1016.6 1020.8 1025.3 1025.3 DAY 16 5 7 1 7 2 24 28 23 20 29 28 MIN. QNH PRESSURE IN HPA 1016.0 1011.9 1010.5 1005.6 1004.5 996.4 994.7 994.6 1000.3 1009.7 1015.1 1013.0 994.6 DAY 31 10 30 15 28 30 27 12 2 9 21 2 MEAN QFF PRESSURE IN HPA 1020.0 1017.3 1015.2 1010.6 1008.5 1002.4 997.9 998.7 1006.9 1013.5 1018.0 1020.6 1010.8 MAX. QFF PRESSURE IN HPA 1022.9 1021.2 1020.5 1016.5 1012.7 1008.5 1000.6 1002.2 1013.1 1016.7 1021.0 1025.6 1025.6 DAY 16 5 7 1 7 2 24 28 23 20 29 28 MIN. QFF PRESSURE IN HPA 1016.2 1012.2 1010.8 1005.8 1004.7 996.6 994.8 994.8 1000.5 1009.9 1015.3 1013.2 994.8 DAY 31 10 30 15 28 30 27 12 2 9 21 2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 9.7 15.2 20.7 22.7 27.4 31.3 31.9 31.9 29.4 23.7 19.9 13.8 23.1 MINIMUN AIR TEMPERATURE (C) 5.4 9.7 14.9 17.4 21.4 26.8 28.0 27.5 23.1 16.7 13.8 9.0 17.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 4 21 30 31 31 25 4 0 0 146 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 3 0 0 0 0 0 0 0 0 0 0 0 3 TEMPERATURE RECORDS LOWEST(C) -1.0 3.0 9.0 13.0 14.0 24.0 23.0 22.0 19.0 12.0 8.0 5.0 -1.0 DAY 20 1 3 28 4 1 10 27 24 26 30 5 MAXIMUM AIR TEMPERATURE (C) 13.5 19.4 25.6 27.9 32.7 35.7 35.7 35.9 35.0 29.7 25.5 18.5 27.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 5 8 23 30 31 31 30 13 0 0 171 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 19.0 25.0 33.0 36.0 40.0 39.0 39.0 38.0 37.0 33.0 29.0 25.0 40.0 DAY 18 24 26 21 26 7 18 1 6 3 5 9 DIF. BETWEEN (MAX.-MIN.) (C) 8.1 9.7 10.7 10.5 11.3 8.9 7.7 8.4 11.9 13.0 11.7 9.5 10.1 MEAN DAILY TEMP. (MDT) (C) 9.5 14.5 20.3 22.6 27.1 31.2 31.8 31.7 29.0 23.2 19.6 13.7 22.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 19.0 52.5 188.5 307.0 336.0 331.5 241.5 69.5 10.5 0.0 1556.0 HEATING DEG. DAYS(BASE 18 0C) 265.0 101.0 9.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13.5 133.5 522.5 DEWPOINT (MEAN C) 4.1 9.9 13.2 13.8 19.1 23.6 24.7 24.6 23.5 16.8 13.3 8.4 16.3 MIXING RATIO (G/KG) 5.26 7.71 9.67 10.15 14.26 18.93 20.35 20.17 18.86 12.30 9.80 7.00 12.87 VAPOUR PRESSURE (HPA) 8.55 12.42 15.48 16.20 22.53 29.47 31.52 31.26 29.47 19.60 15.75 11.33 20.30 SATURATION DEF. (HPA) 3.81 5.28 9.59 11.91 15.02 16.86 16.08 16.72 12.63 10.78 8.41 4.92 11.00 RELATIVE HUMIDITY (MEAN %) 69 72 64 60 62 65 67 66 72 67 67 72 67 RELATIVE HUMIDITY (MAX. %) 82 84 77 75 75 78 79 79 85 82 82 87 80 RELATIVE HUMIDITY (MIN. %) 55 57 48 40 46 50 53 53 57 48 49 57 51 RELATIVE HUMIDITY (MEAN% 03UTC) 78 81 73 68 72 75 75 74 83 79 80 83 77 RELATIVE HUMIDITY (MEAN% 09UTC) 60 63 52 48 51 56 57 58 60 53 53 63 56 RELATIVE HUMIDITY (MEAN% 15UTC) 69 70 64 63 62 63 66 65 70 68 67 70 66 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 29.6 47.8 3.6 0.2 0.0 0.0 0.0 0.0 0.0 0.0 20.0 103.3 204.5 DAYS WITH PRECIPITATION >=10 1 2 0 0 0 0 0 0 0 0 1 3 7 DAYS WITH PRECIPITATION >= 5 2 2 0 0 0 0 0 0 0 0 1 4 9 DAYS WITH PRECIPITATION >= 1 4 3 2 0 0 0 0 0 0 0 2 5 16 DAYS WITH PRECIPITATION 6 6 4 1 0 0 0 0 0 0 3 7 27 GREATEST DAILY PRECIPITATION 14.0 24.0 2.0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 17.0 66.0 66.0 DAY 15 13 28 16 ** ** ** ** ** ** 23 13 DAY WITH THUNDER STORM 2 0 3 1 0 0 0 0 0 0 1 2 9 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 4 6 7 15 7 17 17 16 12 3 5 2 111 WIND DIRECTION (PREVAILING) 315 315 315 270 270 270 270 270 270 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 11.5 9.8 11.3 11.8 9.9 11.5 10.4 9.6 9.2 9.0 8.7 6.2 10.0 PREVAILING WIND PERCENT 55.6 23.3 29.4 25.4 35.5 34.6 22.2 40.3 25.8 27.0 27.5 32.3 27.7 CALMS PERCENT OF WIND 2.4 0.9 1.2 1.3 2.0 4.6 4.8 1.2 8.8 5.2 3.3 6.5 3.5 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 325 288 269 270 292 280 251 274 266 298 304 3 287 VECTOR WIND MAGNITUDE(KNOTS) 7.4 1.9 3.6 5.0 6.7 7.0 4.9 5.6 3.2 4.4 2.3 1.9 4.1 WIND STEADINESES (MEAN %) 79.6 24.1 34.0 45.9 74.4 79.5 57.0 70.9 55.2 74.6 39.0 35.2 51.2 WIND SPEED (MEAN KNOTS) 9.3 7.9 10.6 10.9 9.0 8.8 8.6 7.9 5.8 5.9 5.9 5.4 8.0 FASTEST WIND DIRECTION 320 160 190 300 330 270 300 330 210 300 300 120 320 FASTEST WIND SPEED (KNOTS) 34 25 28 28 28 20 24 22 19 20 22 22 34 DAY 19 3 13 22 1 11 1 4 14 4 28 12 DAYS WITH SKY CLEAR (0-2)/8 21 13 17 16 23 30 29 30 30 31 22 19 281 DAYS WITH P.CLOUDY (3-6)/8 3 8 7 11 6 0 1 1 0 0 6 5 48 DAYS WITH CLOUDY (7-8)/8 7 8 7 3 2 0 0 0 0 0 2 7 36 DAYS WITH VISIBILITY =< 2 KM 1 2 2 10 3 6 9 6 2 2 0 0 43 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1021.8 1015.2 1012.2 1009.5 1006.3 998.6 995.9 996.0 1003.3 1012.1 1016.6 1019.6 1008.9 MAX. QFE PRESSURE IN HPA 1028.5 1023.1 1017.0 1018.3 1012.4 1006.7 1002.2 1000.7 1012.7 1018.4 1021.5 1026.9 1028.5 DAY-HOUR 21- 6 1- 0 14- 9 24- 6 3- 6 3- 6 21- 9 31- 6 29- 6 30- 6 30- 6 3- 6 MIN. QFE PRESSURE IN HPA 1010.8 1007.4 1007.1 1000.7 1001.8 992.3 990.7 991.3 997.1 1004.8 1011.6 1009.1 990.7 DAY-HOUR 18-12 29-15 21- 0 17-12 28-15 26-15 12- 0 10-18 2-15 2-12 22-12 16-15 MEAN QNH PRESSURE IN HPA 1023.9 1017.3 1014.2 1011.6 1008.4 1000.6 997.9 998.0 1005.4 1014.1 1018.7 1021.6 1011.0 MAX. QNH PRESSURE IN HPA 1030.6 1025.2 1019.1 1020.4 1014.4 1008.7 1004.2 1002.7 1014.8 1020.5 1023.6 1029.0 1030.6 DAY-HOUR 21- 6 1- 0 14- 9 24- 6 3- 6 3- 6 21- 9 31- 6 29- 6 30- 6 30- 6 3- 6 MIN. QNH PRESSURE IN HPA 1012.9 1009.4 1009.1 1002.7 1003.8 994.3 992.7 993.3 999.1 1006.8 1013.7 1011.1 992.7 DAY-HOUR 18-12 29-15 21- 0 17-12 28-15 26-15 12- 0 10-18 2-15 2-12 22-12 16-15 MEAN QFF PRESSURE IN HPA 1024.2 1017.6 1014.5 1011.8 1008.5 1000.7 998.1 998.1 1005.5 1014.3 1018.9 1021.9 1011.2 MAX. QFF PRESSURE IN HPA 1031.0 1025.5 1019.3 1020.6 1014.7 1008.9 1004.3 1002.9 1014.9 1020.7 1023.9 1029.3 1031.0 DAY-HOUR 21- 6 1- 0 14- 9 24- 6 3- 6 3- 6 21- 9 31- 6 29- 6 30- 6 30- 6 3- 6 MIN. QFF PRESSURE IN HPA 1013.1 1009.7 1009.3 1002.9 1004.0 994.4 992.8 993.4 999.3 1007.0 1013.9 1011.4 992.8 DAY-HOUR 18-12 29-15 21- 0 17-12 28-15 26-15 12- 0 10-18 2-15 2-12 22-12 16-15 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1021.3 1015.2 1011.6 1009.2 1006.0 998.4 995.6 995.5 1002.9 1011.6 1016.4 1019.4 1008.6 MAX. QFE PRESSURE IN HPA 1026.6 1023.1 1015.6 1016.7 1010.0 1004.3 1000.8 998.2 1011.0 1016.2 1019.9 1024.5 1026.6 DAY 21 1 3 24 3 3 22 31 29 30 29 3 MIN. QFE PRESSURE IN HPA 1011.5 1010.6 1007.1 1003.9 1002.9 993.2 990.7 991.3 998.4 1005.6 1012.7 1011.5 990.7 DAY 19 13 21 9 29 29 12 11 3 2 22 17 MEAN QNH PRESSURE IN HPA 1023.4 1017.3 1013.6 1011.2 1008.1 1000.4 997.6 997.6 1004.9 1013.6 1018.4 1021.4 1010.6 MAX. QNH PRESSURE IN HPA 1028.7 1025.2 1017.7 1018.8 1012.1 1006.3 1002.8 1000.2 1013.1 1018.3 1022.0 1026.6 1028.7 DAY 21 1 3 24 3 3 22 31 29 30 29 3 MIN. QNH PRESSURE IN HPA 1013.6 1012.7 1009.1 1005.9 1004.9 995.2 992.7 993.3 1000.4 1007.6 1014.8 1013.6 992.7 DAY 19 13 21 9 29 29 12 11 3 2 22 17 MEAN QFF PRESSURE IN HPA 1023.7 1017.5 1013.8 1011.5 1008.2 1000.6 997.7 997.7 1005.1 1013.8 1018.7 1021.7 1010.8 MAX. QFF PRESSURE IN HPA 1029.1 1025.5 1017.9 1019.0 1012.3 1006.5 1003.0 1000.3 1013.2 1018.5 1022.3 1026.9 1029.1 DAY 21 1 3 24 3 3 22 31 29 30 30 4 MIN. QFF PRESSURE IN HPA 1013.8 1012.9 1009.3 1006.1 1005.1 995.3 992.8 993.4 1000.6 1007.8 1015.0 1013.8 992.8 DAY 19 24 21 9 29 29 12 11 3 2 22 17 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1021.6 1015.4 1012.3 1009.6 1006.6 998.9 996.2 996.1 1003.5 1012.1 1016.9 1019.9 1009.1 MAX. QFE PRESSURE IN HPA 1027.1 1021.7 1016.0 1017.3 1010.9 1005.4 1001.2 999.0 1011.7 1017.2 1020.7 1025.5 1027.1 DAY 21 1 5 24 3 3 22 31 29 30 30 3 MIN. QFE PRESSURE IN HPA 1014.4 1010.6 1008.0 1003.6 1003.5 993.8 992.5 992.1 999.0 1006.1 1013.1 1013.1 992.1 DAY 19 13 12 8 21 29 6 13 3 2 22 17 MEAN QNH PRESSURE IN HPA 1023.7 1017.5 1014.3 1011.6 1008.6 1001.0 998.2 998.1 1005.5 1014.2 1019.0 1021.9 1011.1 MAX. QNH PRESSURE IN HPA 1029.2 1023.8 1018.1 1019.4 1013.0 1007.4 1003.2 1001.0 1013.8 1019.3 1022.8 1027.6 1029.2 DAY 21 1 5 24 3 3 22 31 29 30 30 3 MIN. QNH PRESSURE IN HPA 1016.5 1012.7 1010.0 1005.6 1005.5 995.8 994.5 994.1 1001.0 1008.1 1015.2 1015.2 994.1 DAY 19 13 12 8 21 29 6 13 3 2 22 17 MEAN QFF PRESSURE IN HPA 1024.0 1017.8 1014.6 1011.9 1008.8 1001.1 998.4 998.3 1005.7 1014.4 1019.2 1022.2 1011.4 MAX. QFF PRESSURE IN HPA 1029.6 1024.1 1018.3 1019.6 1013.2 1007.6 1003.4 1001.2 1013.9 1019.5 1023.1 1027.9 1029.6 DAY 21 1 5 24 3 3 22 31 29 30 30 3 MIN. QFF PRESSURE IN HPA 1016.8 1012.9 1010.2 1005.8 1005.7 995.9 994.7 994.2 1001.2 1008.4 1015.4 1015.4 994.2 DAY 19 13 12 8 21 29 6 13 3 2 22 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1023.3 1016.8 1013.4 1010.8 1007.6 999.8 997.0 997.1 1004.5 1013.2 1018.0 1021.0 1010.2 MAX. QFE PRESSURE IN HPA 1028.5 1022.4 1016.8 1018.3 1012.4 1006.7 1001.9 1000.7 1012.7 1018.4 1021.5 1026.9 1028.5 DAY 21 1 5 24 3 3 21 31 29 30 30 3 MIN. QFE PRESSURE IN HPA 1017.2 1010.9 1008.1 1002.9 1004.5 994.8 993.3 992.7 999.4 1006.6 1013.5 1014.9 992.7 DAY 5 13 16 17 31 29 12 13 2 2 22 16 MEAN QNH PRESSURE IN HPA 1025.4 1018.9 1015.4 1012.8 1009.7 1001.8 999.0 999.1 1006.5 1015.3 1020.1 1023.1 1012.3 MAX. QNH PRESSURE IN HPA 1030.6 1024.5 1018.9 1020.4 1014.4 1008.7 1003.9 1002.7 1014.8 1020.5 1023.6 1029.0 1030.6 DAY 21 1 5 24 3 3 21 31 29 30 30 3 MIN. QNH PRESSURE IN HPA 1019.3 1013.0 1010.1 1004.9 1006.5 996.8 995.3 994.7 1001.4 1008.6 1015.6 1017.0 994.7 DAY 5 13 16 17 31 29 12 13 2 2 22 16 MEAN QFF PRESSURE IN HPA 1025.6 1019.1 1015.7 1013.0 1009.9 1001.9 999.2 999.2 1006.7 1015.5 1020.3 1023.3 1012.5 MAX. QFF PRESSURE IN HPA 1031.0 1024.8 1019.1 1020.6 1014.7 1008.9 1004.1 1002.9 1014.9 1020.7 1023.9 1029.3 1031.0 DAY 21 1 5 24 3 3 22 31 29 30 30 3 MIN. QFF PRESSURE IN HPA 1019.6 1013.2 1010.3 1005.1 1006.7 996.9 995.5 994.9 1001.6 1008.8 1015.8 1017.2 994.9 DAY 18 13 16 17 31 29 12 13 2 2 22 16 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1022.5 1016.1 1013.1 1010.5 1007.3 999.5 996.9 996.9 1004.0 1012.5 1016.9 1019.8 1009.7 MAX. QFE PRESSURE IN HPA 1027.7 1021.4 1017.0 1017.6 1011.7 1006.0 1002.2 1000.5 1012.4 1017.5 1020.9 1025.9 1027.7 DAY 21 1 14 24 3 3 21 31 29 29 30 3 MIN. QFE PRESSURE IN HPA 1015.0 1010.6 1008.0 1001.4 1004.3 994.8 993.0 992.9 999.0 1006.2 1013.3 1014.1 992.9 DAY 18 13 16 17 28 26 12 13 2 2 22 31 MEAN QNH PRESSURE IN HPA 1024.6 1018.2 1015.2 1012.5 1009.4 1001.5 998.9 998.9 1006.1 1014.5 1019.0 1021.9 1011.7 MAX. QNH PRESSURE IN HPA 1029.8 1023.5 1019.1 1019.7 1013.8 1008.0 1004.2 1002.5 1014.4 1019.6 1023.0 1028.0 1029.8 DAY 21 1 14 24 3 3 21 31 29 29 30 3 MIN. QNH PRESSURE IN HPA 1017.1 1012.7 1010.0 1003.4 1006.3 996.8 995.0 994.9 1001.0 1008.2 1015.4 1016.2 994.9 DAY 18 13 16 17 28 26 12 13 2 2 22 31 MEAN QFF PRESSURE IN HPA 1024.9 1018.4 1015.4 1012.7 1009.6 1001.7 999.0 999.1 1006.2 1014.7 1019.2 1022.2 1011.9 MAX. QFF PRESSURE IN HPA 1030.2 1023.8 1019.3 1019.9 1014.0 1008.2 1004.3 1002.7 1014.6 1019.8 1023.3 1028.3 1030.2 DAY 21 1 14 24 3 3 21 31 29 29 30 3 MIN. QFF PRESSURE IN HPA 1017.4 1012.9 1010.2 1003.6 1006.5 996.9 995.2 995.0 1001.2 1008.4 1015.6 1016.5 995.0 DAY 18 13 16 17 28 26 12 13 2 2 22 31 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1020.9 1014.3 1011.5 1009.0 1005.9 998.2 995.6 995.7 1002.7 1011.2 1015.5 1018.5 1008.2 MAX. QFE PRESSURE IN HPA 1025.6 1019.9 1015.4 1016.0 1010.5 1004.1 1001.0 999.5 1010.8 1016.5 1019.4 1024.5 1025.6 DAY 21 1 2 23 2 3 21 31 29 29 30 3 MIN. QFE PRESSURE IN HPA 1010.8 1008.8 1007.7 1000.7 1002.6 993.4 992.1 992.2 997.3 1004.8 1011.6 1010.2 992.1 DAY 18 29 16 17 28 26 11 12 2 2 22 16 MEAN QNH PRESSURE IN HPA 1023.0 1016.3 1013.5 1011.0 1008.0 1000.3 997.7 997.7 1004.7 1013.2 1017.6 1020.5 1010.3 MAX. QNH PRESSURE IN HPA 1027.7 1022.0 1017.5 1018.1 1012.6 1006.1 1003.0 1001.5 1012.9 1018.6 1021.5 1026.6 1027.7 DAY 21 1 2 23 2 3 21 31 29 29 30 3 MIN. QNH PRESSURE IN HPA 1012.9 1010.8 1009.7 1002.7 1004.6 995.4 994.1 994.2 999.3 1006.8 1013.7 1012.3 994.1 DAY 18 29 16 17 28 26 11 12 2 2 22 16 MEAN QFF PRESSURE IN HPA 1023.3 1016.6 1013.7 1011.3 1008.1 1000.4 997.8 997.9 1004.9 1013.4 1017.8 1020.8 1010.5 MAX. QFF PRESSURE IN HPA 1028.1 1022.3 1017.7 1018.3 1012.8 1006.3 1003.1 1001.7 1013.0 1018.8 1021.8 1026.9 1028.1 DAY 21 1 2 23 2 3 21 31 29 29 30 3 MIN. QFF PRESSURE IN HPA 1013.1 1011.1 1010.0 1002.9 1004.8 995.5 994.2 994.4 999.5 1007.0 1013.9 1012.5 994.2 DAY 18 29 16 17 28 26 11 12 2 2 22 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1021.3 1014.1 1011.6 1008.7 1005.2 997.4 994.8 995.2 1002.4 1011.4 1016.0 1018.9 1008.1 MAX. QFE PRESSURE IN HPA 1026.8 1019.5 1015.9 1015.3 1009.9 1003.5 999.7 999.5 1011.4 1017.0 1019.7 1024.5 1026.8 DAY 21 1 2 24 2 3 21 31 29 29 28 3 MIN. QFE PRESSURE IN HPA 1012.0 1007.4 1007.2 1001.0 1001.8 992.3 991.1 991.8 997.1 1005.2 1012.2 1009.1 991.1 DAY 18 29 12 17 28 26 11 12 2 2 21 16 MEAN QNH PRESSURE IN HPA 1023.4 1016.2 1013.6 1010.7 1007.3 999.4 996.9 997.2 1004.5 1013.5 1018.0 1021.0 1010.1 MAX. QNH PRESSURE IN HPA 1028.9 1021.6 1018.0 1017.4 1011.9 1005.5 1001.7 1001.5 1013.5 1019.1 1021.8 1026.6 1028.9 DAY 21 1 2 24 2 3 21 31 29 29 28 3 MIN. QNH PRESSURE IN HPA 1014.0 1009.4 1009.2 1003.0 1003.8 994.3 993.1 993.8 999.1 1007.2 1014.2 1011.1 993.1 DAY 18 29 12 17 28 26 11 12 2 2 21 16 MEAN QFF PRESSURE IN HPA 1023.7 1016.5 1013.9 1010.9 1007.4 999.6 997.0 997.3 1004.6 1013.7 1018.3 1021.3 1010.3 MAX. QFF PRESSURE IN HPA 1029.3 1021.9 1018.2 1017.6 1012.2 1005.7 1001.9 1001.7 1013.6 1019.3 1022.1 1026.9 1029.3 DAY 21 1 2 24 2 3 21 31 29 29 30 3 MIN. QFF PRESSURE IN HPA 1014.4 1009.7 1009.4 1003.2 1004.0 994.4 993.2 994.0 999.3 1007.4 1014.5 1011.4 993.2 DAY 18 29 12 17 28 26 11 12 2 2 21 16 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1022.1 1015.1 1012.2 1009.2 1006.0 998.1 995.7 995.7 1003.3 1012.2 1016.6 1019.5 1008.8 MAX. QFE PRESSURE IN HPA 1026.8 1020.2 1016.3 1016.4 1010.4 1004.8 1000.3 1000.1 1011.3 1016.5 1020.1 1025.0 1026.8 DAY 20 16 2 23 2 3 21 31 28 30 28 3 MIN. QFE PRESSURE IN HPA 1012.7 1007.9 1008.1 1002.1 1003.1 992.8 991.6 991.3 998.0 1006.0 1013.0 1009.7 991.3 DAY 18 29 12 21 31 28 11 10 2 2 21 16 MEAN QNH PRESSURE IN HPA 1024.1 1017.1 1014.2 1011.3 1008.0 1000.2 997.7 997.7 1005.3 1014.3 1018.7 1021.6 1010.9 MAX. QNH PRESSURE IN HPA 1028.9 1022.3 1018.4 1018.5 1012.5 1006.8 1002.3 1002.1 1013.4 1018.6 1022.2 1027.1 1028.9 DAY 20 16 2 23 2 3 21 31 28 30 28 3 MIN. QNH PRESSURE IN HPA 1014.8 1009.9 1010.1 1004.1 1005.1 994.8 993.6 993.3 1000.0 1008.0 1015.1 1011.7 993.3 DAY 18 29 12 21 31 28 11 10 2 2 21 16 MEAN QFF PRESSURE IN HPA 1024.4 1017.4 1014.5 1011.5 1008.2 1000.3 997.8 997.8 1005.5 1014.5 1018.9 1021.9 1011.1 MAX. QFF PRESSURE IN HPA 1029.3 1022.6 1018.6 1018.7 1012.7 1007.0 1002.4 1002.3 1013.5 1018.8 1022.5 1027.4 1029.3 DAY 20 16 2 23 2 3 21 31 28 30 28 3 MIN. QFF PRESSURE IN HPA 1015.0 1010.2 1010.3 1004.3 1005.3 994.9 993.7 993.4 1000.2 1008.2 1015.3 1012.0 993.4 DAY 18 29 12 21 31 28 11 10 2 2 21 16 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1021.8 1015.0 1012.0 1009.4 1006.1 998.3 995.8 995.8 1003.4 1012.4 1016.8 1019.6 1008.9 MAX. QFE PRESSURE IN HPA 1026.8 1019.9 1016.0 1015.8 1010.4 1004.7 999.8 1000.1 1011.3 1016.8 1020.9 1025.3 1026.8 DAY 20 16 2 23 2 2 21 31 28 29 29 2 MIN. QFE PRESSURE IN HPA 1011.9 1007.9 1007.9 1003.5 1002.8 993.4 991.3 991.9 998.0 1006.3 1013.0 1010.5 991.3 DAY 18 29 12 21 29 28 11 10 2 2 21 16 MEAN QNH PRESSURE IN HPA 1023.9 1017.1 1014.1 1011.4 1008.2 1000.4 997.8 997.8 1005.5 1014.5 1018.8 1021.7 1010.9 MAX. QNH PRESSURE IN HPA 1028.9 1022.0 1018.1 1017.9 1012.5 1006.7 1001.8 1002.1 1013.4 1018.9 1023.0 1027.4 1028.9 DAY 20 16 2 23 2 2 21 31 28 29 29 2 MIN. QNH PRESSURE IN HPA 1013.9 1009.9 1009.9 1005.5 1004.8 995.4 993.3 993.9 1000.0 1008.3 1015.1 1012.6 993.3 DAY 18 29 12 21 29 28 11 10 2 2 21 16 MEAN QFF PRESSURE IN HPA 1024.2 1017.3 1014.3 1011.6 1008.3 1000.5 997.9 998.0 1005.6 1014.7 1019.1 1022.0 1011.1 MAX. QFF PRESSURE IN HPA 1029.3 1022.3 1018.3 1018.1 1012.7 1006.9 1001.9 1002.3 1013.5 1019.1 1023.3 1027.7 1029.3 DAY 20 16 2 23 2 2 21 31 28 29 29 2 MIN. QFF PRESSURE IN HPA 1014.2 1010.2 1010.1 1005.7 1005.0 995.5 993.4 994.0 1000.2 1008.5 1015.3 1012.8 993.4 DAY 18 29 12 21 29 28 11 10 2 2 21 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 13.6 15.5 19.2 21.2 28.5 31.0 32.1 32.6 30.9 28.0 22.1 16.0 24.2 MINIMUN AIR TEMPERATURE (C) 10.6 10.7 14.2 16.0 22.5 25.4 27.0 27.9 24.4 21.5 16.6 10.5 18.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 2 21 30 31 31 30 23 0 0 168 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 5.0 7.0 9.0 10.0 15.0 22.0 23.0 26.0 21.0 19.0 12.0 3.0 3.0 DAY 11 21 18 8 6 1 4 6 24 12 13 23 MAXIMUM AIR TEMPERATURE (C) 16.5 19.7 23.8 26.2 34.4 36.6 37.4 38.2 36.3 33.7 27.2 21.4 29.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 7 27 30 31 31 30 31 9 0 198 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 20.0 26.0 31.0 34.0 42.0 43.0 47.0 43.0 39.0 37.0 31.0 29.0 47.0 DAY 8 15 12 30 11 7 17 6 1 8 2 4 DIF. BETWEEN (MAX.-MIN.) (C) 5.9 9.0 9.6 10.2 11.9 11.2 10.4 10.3 11.9 12.2 10.6 10.9 10.4 MEAN DAILY TEMP. (MDT) (C) 13.5 15.2 19.0 21.1 28.5 31.0 32.2 33.0 30.3 27.6 21.9 15.9 24.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 7.5 34.5 231.5 300.0 347.5 373.5 280.5 204.0 49.5 1.0 1829.5 HEATING DEG. DAYS(BASE 18 0C) 138.0 82.0 16.0 7.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 71.5 315.5 DEWPOINT (MEAN C) 9.8 9.4 12.2 13.8 19.1 22.5 24.3 26.3 23.2 20.3 15.1 9.3 17.1 MIXING RATIO (G/KG) 7.70 7.53 8.99 10.06 14.35 17.60 19.78 22.28 18.49 15.31 10.93 7.52 13.38 VAPOUR PRESSURE (HPA) 12.41 12.14 14.43 16.07 22.64 27.51 30.69 34.54 28.96 24.25 17.53 12.14 21.11 SATURATION DEF. (HPA) 3.42 5.78 8.22 9.83 17.56 18.09 17.90 15.54 16.62 14.45 9.79 6.54 11.98 RELATIVE HUMIDITY (MEAN %) 79 69 65 64 59 62 65 71 65 64 66 66 66 RELATIVE HUMIDITY (MAX. %) 88 83 81 80 76 74 80 83 78 78 79 81 80 RELATIVE HUMIDITY (MIN. %) 67 51 50 47 41 45 49 54 49 48 49 47 50 RELATIVE HUMIDITY (MEAN% 03UTC) 85 78 75 75 71 68 75 81 73 74 75 77 76 RELATIVE HUMIDITY (MEAN% 09UTC) 74 60 56 50 48 50 52 56 54 52 53 49 55 RELATIVE HUMIDITY (MEAN% 15UTC) 76 69 63 62 56 63 64 70 64 61 64 64 65 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 176.8 6.0 1.0 16.0 0.0 0.0 0.0 0.0 0.0 0.0 20.0 18.0 237.8 DAYS WITH PRECIPITATION >=10 5 0 0 0 0 0 0 0 0 0 1 1 7 DAYS WITH PRECIPITATION >= 5 7 0 0 1 0 0 0 0 0 0 1 1 10 DAYS WITH PRECIPITATION >= 1 13 2 1 5 0 0 0 0 0 0 2 4 27 DAYS WITH PRECIPITATION 14 3 1 6 1 0 0 0 0 0 2 4 31 GREATEST DAILY PRECIPITATION 66.0 4.0 1.0 8.6 0.0 0.0 0.0 0.0 0.0 0.0 18.0 14.0 66.0 DAY 29 2 3 19 ** ** ** ** ** ** 9 25 DAY WITH THUNDER STORM 8 0 0 5 1 0 0 0 0 1 3 2 20 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 9 5 5 10 14 10 8 7 3 0 3 74 WIND DIRECTION (PREVAILING) 315 315 315 270 270 270 270 225 270 270 315 315 270 PREVAILING WIND SPEED(KNOTS) 7.9 10.7 8.9 10.2 9.1 9.4 8.7 10.1 7.9 6.7 8.0 9.8 8.5 PREVAILING WIND PERCENT 26.6 40.6 29.8 29.6 33.5 43.8 33.9 20.2 32.5 19.0 40.8 32.7 23.7 CALMS PERCENT OF WIND 6.9 8.0 4.0 9.6 9.3 9.2 12.5 12.1 17.5 13.7 5.8 10.9 10.0 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 37 295 282 262 271 276 259 222 266 283 305 323 278 VECTOR WIND MAGNITUDE(KNOTS) 1.4 4.3 4.9 4.2 5.0 6.2 4.4 3.9 3.8 2.7 4.1 3.8 3.5 WIND STEADINESES (MEAN %) 17.5 53.1 62.0 53.2 61.7 79.5 73.3 69.6 71.7 51.9 66.1 55.9 50.7 WIND SPEED (MEAN KNOTS) 8.0 8.1 7.9 7.9 8.1 7.8 6.0 5.6 5.3 5.2 6.2 6.8 6.9 FASTEST WIND DIRECTION 140 310 160 180 310 300 240 180 300 350 300 310 140 FASTEST WIND SPEED (KNOTS) 28 24 24 26 28 24 18 18 24 26 23 20 28 DAY 9 11 12 3 12 15 11 9 1 27 21 18 DAYS WITH SKY CLEAR (0-2)/8 8 20 16 16 26 29 31 28 29 20 20 24 267 DAYS WITH P.CLOUDY (3-6)/8 6 5 13 9 4 1 0 3 1 9 8 4 63 DAYS WITH CLOUDY (7-8)/8 17 3 2 4 1 0 0 0 0 2 2 3 34 DAYS WITH VISIBILITY =< 2 KM 3 4 1 1 0 0 3 1 2 0 0 0 15 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1015.7 1015.4 1014.1 1011.0 1005.7 1000.3 996.5 999.8 1004.7 1010.7 1015.9 1017.7 1009.0 MAX. QFE PRESSURE IN HPA 1026.2 1022.4 1020.3 1020.2 1016.4 1005.2 1002.0 1006.6 1011.4 1015.2 1022.7 1024.4 1026.2 DAY-HOUR 16- 6 25- 9 16- 6 7- 6 4- 6 9- 6 5- 6 14- 6 30- 9 28- 6 28- 6 30- 6 MIN. QFE PRESSURE IN HPA 998.8 1008.1 1008.0 1003.9 998.3 995.1 991.8 994.2 999.8 1005.4 1010.0 1012.7 991.8 DAY-HOUR 10-12 8-12 22-15 19-12 30-15 22-15 16-15 1-15 9-15 25-12 5-15 14-12 MEAN QNH PRESSURE IN HPA 1017.8 1017.5 1016.1 1013.0 1007.7 1002.3 998.5 1001.8 1006.7 1012.7 1018.0 1019.7 1011.0 MAX. QNH PRESSURE IN HPA 1028.3 1024.5 1022.4 1022.3 1018.5 1007.2 1004.0 1008.6 1013.5 1017.3 1024.8 1026.5 1028.3 DAY-HOUR 16- 6 25- 9 16- 6 7- 6 4- 6 9- 6 5- 6 14- 6 30- 9 28- 6 28- 6 30- 6 MIN. QNH PRESSURE IN HPA 1000.8 1010.1 1010.0 1005.9 1000.3 997.1 993.8 996.2 1001.8 1007.4 1012.1 1014.8 993.8 DAY-HOUR 10-12 8-12 22-15 19-12 30-15 22-15 16-15 1-15 9-15 25-12 5-15 14-12 MEAN QFF PRESSURE IN HPA 1018.1 1017.8 1016.4 1013.2 1007.9 1002.5 998.7 1002.0 1006.9 1012.9 1018.2 1020.0 1011.2 MAX. QFF PRESSURE IN HPA 1028.6 1024.7 1022.6 1022.5 1018.7 1007.4 1004.2 1008.8 1013.6 1017.5 1025.0 1026.8 1028.6 DAY-HOUR 16- 6 25- 9 16- 6 7- 6 4- 6 9- 6 5- 6 14- 6 30- 9 28- 6 28- 6 30- 6 MIN. QFF PRESSURE IN HPA 1001.1 1010.4 1010.2 1006.1 1000.5 997.3 993.9 996.4 1002.0 1007.6 1012.2 1015.0 993.9 DAY-HOUR 10-12 8-12 23-12 19-12 30-15 22-15 17-15 1-15 9-15 25-12 5-15 14-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1015.6 1015.1 1013.8 1010.5 1005.4 1000.0 996.2 999.4 1004.2 1010.2 1015.6 1017.3 1008.6 MAX. QFE PRESSURE IN HPA 1023.5 1020.0 1017.9 1018.0 1014.0 1003.4 1000.6 1004.8 1008.7 1013.0 1020.5 1021.9 1023.5 DAY 16 26 17 7 5 10 5 14 30 5 28 30 MIN. QFE PRESSURE IN HPA 1007.1 1009.0 1008.0 1004.8 999.8 995.5 992.6 994.8 1001.0 1006.0 1011.5 1013.2 992.6 DAY 10 9 23 19 30 23 28 2 3 25 5 14 MEAN QNH PRESSURE IN HPA 1017.6 1017.2 1015.8 1012.6 1007.4 1002.1 998.2 1001.4 1006.2 1012.2 1017.7 1019.3 1010.6 MAX. QNH PRESSURE IN HPA 1025.6 1022.1 1020.0 1020.1 1016.1 1005.4 1002.6 1006.8 1010.7 1015.1 1022.6 1024.0 1025.6 DAY 16 26 17 7 5 10 5 14 30 5 28 30 MIN. QNH PRESSURE IN HPA 1009.1 1011.0 1010.0 1006.8 1001.8 997.5 994.6 996.8 1003.0 1008.0 1013.6 1015.3 994.6 DAY 10 9 23 19 30 23 28 2 3 25 5 14 MEAN QFF PRESSURE IN HPA 1017.9 1017.4 1016.1 1012.8 1007.6 1002.2 998.4 1001.6 1006.4 1012.4 1017.9 1019.6 1010.8 MAX. QFF PRESSURE IN HPA 1025.9 1022.4 1020.2 1020.3 1016.3 1005.6 1002.8 1007.0 1010.9 1015.2 1022.8 1024.2 1025.9 DAY 16 26 17 7 5 10 5 14 30 5 28 30 MIN. QFF PRESSURE IN HPA 1009.4 1011.3 1010.3 1007.0 1002.0 997.7 994.7 996.9 1003.2 1008.2 1013.7 1015.5 994.7 DAY 10 9 23 19 30 23 28 2 9 25 5 14 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1016.1 1015.5 1014.1 1011.1 1006.0 1000.6 996.8 1000.1 1004.8 1010.8 1016.0 1017.8 1009.2 MAX. QFE PRESSURE IN HPA 1023.8 1019.8 1018.7 1018.9 1014.8 1004.1 1001.3 1005.9 1009.6 1013.7 1021.0 1023.3 1023.8 DAY 16 25 16 6 4 10 5 14 30 28 28 30 MIN. QFE PRESSURE IN HPA 1007.4 1009.8 1008.0 1006.0 998.9 996.3 992.9 995.5 1001.5 1006.0 1012.1 1014.0 992.9 DAY 10 9 23 22 30 23 28 1 9 25 5 14 MEAN QNH PRESSURE IN HPA 1018.2 1017.6 1016.2 1013.1 1008.0 1002.6 998.9 1002.2 1006.9 1012.9 1018.1 1019.8 1011.2 MAX. QNH PRESSURE IN HPA 1025.9 1021.9 1020.8 1021.0 1016.9 1006.1 1003.3 1007.9 1011.6 1015.8 1023.1 1025.4 1025.9 DAY 16 25 16 6 4 10 5 14 30 28 28 30 MIN. QNH PRESSURE IN HPA 1009.4 1011.8 1010.0 1008.0 1000.9 998.3 994.9 997.5 1003.5 1008.0 1014.1 1016.1 994.9 DAY 10 9 23 22 30 23 28 1 9 25 5 14 MEAN QFF PRESSURE IN HPA 1018.5 1017.9 1016.4 1013.4 1008.2 1002.8 999.0 1002.3 1007.0 1013.1 1018.3 1020.1 1011.4 MAX. QFF PRESSURE IN HPA 1026.2 1022.2 1021.0 1021.3 1017.1 1006.3 1003.5 1008.1 1011.8 1016.0 1023.3 1025.7 1026.2 DAY 16 25 16 6 4 10 5 14 30 28 28 30 MIN. QFF PRESSURE IN HPA 1009.7 1012.1 1010.3 1008.3 1001.1 998.5 995.0 997.7 1003.7 1008.2 1014.4 1016.3 995.0 DAY 10 9 23 22 30 23 28 2 9 25 5 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1017.3 1016.7 1015.4 1012.4 1007.1 1001.4 997.5 1001.1 1005.9 1012.1 1017.4 1019.1 1010.3 MAX. QFE PRESSURE IN HPA 1026.2 1021.9 1020.3 1020.2 1016.4 1005.2 1002.0 1006.6 1011.1 1015.2 1022.7 1024.4 1026.2 DAY 16 25 16 7 4 9 5 14 30 28 28 30 MIN. QFE PRESSURE IN HPA 1006.3 1009.9 1009.3 1007.2 1000.0 996.3 993.7 995.8 1002.1 1007.8 1012.8 1014.6 993.7 DAY 10 9 23 3 30 22 17 1 9 9 5 14 MEAN QNH PRESSURE IN HPA 1019.3 1018.8 1017.5 1014.5 1009.1 1003.4 999.5 1003.1 1008.0 1014.2 1019.5 1021.2 1012.3 MAX. QNH PRESSURE IN HPA 1028.3 1024.0 1022.4 1022.3 1018.5 1007.2 1004.0 1008.6 1013.2 1017.3 1024.8 1026.5 1028.3 DAY 16 25 16 7 4 9 5 14 30 28 28 30 MIN. QNH PRESSURE IN HPA 1008.3 1011.9 1011.3 1009.2 1002.0 998.3 995.7 997.8 1004.1 1009.8 1014.9 1016.7 995.7 DAY 10 9 23 3 30 22 17 1 9 9 5 14 MEAN QFF PRESSURE IN HPA 1019.6 1019.1 1017.7 1014.7 1009.3 1003.6 999.6 1003.2 1008.1 1014.3 1019.7 1021.5 1012.5 MAX. QFF PRESSURE IN HPA 1028.6 1024.3 1022.6 1022.5 1018.7 1007.4 1004.2 1008.8 1013.3 1017.5 1025.0 1026.8 1028.6 DAY 16 25 16 7 4 9 5 14 30 28 28 30 MIN. QFF PRESSURE IN HPA 1008.6 1012.2 1011.6 1009.5 1002.2 998.5 995.8 997.9 1004.3 1010.0 1015.0 1016.9 995.8 DAY 10 9 23 3 30 22 17 1 9 9 5 14 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1016.3 1016.1 1015.0 1011.7 1006.5 1001.0 997.1 1000.5 1005.5 1011.5 1016.6 1018.2 1009.7 MAX. QFE PRESSURE IN HPA 1025.5 1022.4 1020.1 1020.0 1015.8 1004.7 1001.3 1005.8 1011.4 1014.4 1021.6 1023.6 1025.5 DAY 16 25 16 7 4 8 5 14 30 28 28 30 MIN. QFE PRESSURE IN HPA 1003.4 1010.1 1008.7 1006.0 999.7 996.8 993.0 996.1 1001.7 1007.3 1011.8 1014.1 993.0 DAY 10 9 23 19 30 29 17 1 9 9 5 15 MEAN QNH PRESSURE IN HPA 1018.3 1018.2 1017.0 1013.7 1008.6 1003.1 999.1 1002.5 1007.6 1013.5 1018.6 1020.3 1011.7 MAX. QNH PRESSURE IN HPA 1027.6 1024.5 1022.2 1022.1 1017.9 1006.7 1003.3 1007.8 1013.5 1016.5 1023.7 1025.7 1027.6 DAY 16 25 16 7 4 8 5 14 30 28 28 30 MIN. QNH PRESSURE IN HPA 1005.4 1012.2 1010.7 1008.0 1001.7 998.8 995.0 998.1 1003.7 1009.3 1013.9 1016.2 995.0 DAY 10 9 23 19 30 29 17 1 9 9 5 15 MEAN QFF PRESSURE IN HPA 1018.6 1018.5 1017.3 1014.0 1008.7 1003.2 999.3 1002.6 1007.7 1013.7 1018.8 1020.6 1011.9 MAX. QFF PRESSURE IN HPA 1027.9 1024.7 1022.4 1022.3 1018.1 1006.9 1003.5 1008.0 1013.6 1016.6 1023.9 1025.9 1027.9 DAY 16 25 16 7 4 8 5 14 30 28 28 30 MIN. QFF PRESSURE IN HPA 1005.7 1012.4 1011.0 1008.2 1001.9 999.0 995.1 998.3 1003.9 1009.5 1014.0 1016.4 995.1 DAY 10 9 23 19 30 29 17 1 9 9 5 15 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1014.7 1014.6 1013.3 1010.4 1005.2 1000.1 996.2 999.3 1004.3 1010.1 1015.2 1016.9 1008.4 MAX. QFE PRESSURE IN HPA 1024.0 1020.3 1017.7 1018.0 1014.2 1003.9 1000.5 1004.3 1010.2 1013.1 1019.8 1021.8 1024.0 DAY 16 25 16 7 4 10 4 13 30 15 28 30 MIN. QFE PRESSURE IN HPA 998.8 1008.1 1008.0 1003.9 998.5 995.7 992.1 995.1 1000.2 1005.4 1010.5 1012.7 992.1 DAY 10 8 23 19 30 29 17 1 9 25 5 14 MEAN QNH PRESSURE IN HPA 1016.7 1016.6 1015.4 1012.5 1007.3 1002.1 998.2 1001.3 1006.3 1012.2 1017.3 1019.0 1010.4 MAX. QNH PRESSURE IN HPA 1026.1 1022.4 1019.8 1020.1 1016.3 1005.9 1002.5 1006.3 1012.3 1015.2 1021.9 1023.9 1026.1 DAY 16 25 16 7 4 10 4 13 30 15 28 30 MIN. QNH PRESSURE IN HPA 1000.8 1010.1 1010.0 1005.9 1000.5 997.7 994.1 997.1 1002.2 1007.4 1012.6 1014.8 994.1 DAY 10 8 23 19 30 29 17 1 9 25 5 14 MEAN QFF PRESSURE IN HPA 1017.0 1016.9 1015.6 1012.7 1007.4 1002.2 998.4 1001.4 1006.5 1012.3 1017.5 1019.2 1010.6 MAX. QFF PRESSURE IN HPA 1026.4 1022.6 1020.0 1020.3 1016.5 1006.1 1002.7 1006.5 1012.4 1015.3 1022.1 1024.1 1026.4 DAY 16 25 16 7 4 10 4 13 30 15 28 30 MIN. QFF PRESSURE IN HPA 1001.1 1010.4 1010.2 1006.1 1000.7 997.9 994.2 997.2 1002.4 1007.6 1012.7 1015.0 994.2 DAY 10 8 23 19 30 29 17 1 9 25 5 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1014.9 1015.0 1013.3 1010.2 1004.7 999.4 995.6 998.7 1003.9 1010.0 1015.1 1017.0 1008.1 MAX. QFE PRESSURE IN HPA 1024.3 1020.3 1017.3 1017.2 1013.9 1003.2 999.5 1003.8 1009.8 1013.7 1019.7 1022.1 1024.3 DAY 16 25 16 5 4 10 4 13 30 15 27 30 MIN. QFE PRESSURE IN HPA 999.7 1009.0 1008.0 1004.1 998.3 995.1 991.8 994.2 999.8 1006.4 1010.0 1012.9 991.8 DAY 10 8 22 3 30 22 16 1 9 24 5 14 MEAN QNH PRESSURE IN HPA 1017.0 1017.0 1015.4 1012.2 1006.7 1001.4 997.6 1000.7 1006.0 1012.1 1017.2 1019.1 1010.2 MAX. QNH PRESSURE IN HPA 1026.4 1022.4 1019.4 1019.3 1016.0 1005.2 1001.5 1005.8 1011.8 1015.8 1021.8 1024.2 1026.4 DAY 16 25 16 5 4 10 4 13 30 15 27 30 MIN. QNH PRESSURE IN HPA 1001.7 1011.0 1010.0 1006.1 1000.3 997.1 993.8 996.2 1001.8 1008.4 1012.1 1015.0 993.8 DAY 10 8 22 3 30 22 16 1 9 24 5 14 MEAN QFF PRESSURE IN HPA 1017.3 1017.3 1015.6 1012.5 1006.9 1001.6 997.7 1000.8 1006.1 1012.2 1017.4 1019.3 1010.4 MAX. QFF PRESSURE IN HPA 1026.7 1022.7 1019.6 1019.5 1016.2 1005.4 1001.7 1006.0 1012.0 1015.9 1022.0 1024.5 1026.7 DAY 16 25 16 6 4 10 4 13 30 15 27 30 MIN. QFF PRESSURE IN HPA 1002.0 1011.3 1010.3 1006.4 1000.5 997.3 993.9 996.4 1002.0 1008.6 1012.2 1015.2 993.9 DAY 10 8 22 3 30 22 17 1 9 24 5 14 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1015.6 1015.4 1014.0 1010.8 1005.2 999.9 996.2 999.6 1004.5 1010.6 1015.8 1017.5 1008.8 MAX. QFE PRESSURE IN HPA 1023.0 1021.0 1018.7 1018.2 1014.5 1003.8 1000.1 1004.8 1010.9 1015.0 1020.3 1022.0 1023.0 DAY 15 25 16 6 4 1 4 13 30 28 27 29 MIN. QFE PRESSURE IN HPA 1001.0 1009.9 1009.1 1005.4 999.3 995.8 992.5 995.0 1000.4 1006.6 1011.7 1013.2 992.5 DAY 10 8 23 21 30 22 17 1 9 24 1 14 MEAN QNH PRESSURE IN HPA 1017.7 1017.5 1016.1 1012.9 1007.2 1002.0 998.2 1001.6 1006.5 1012.6 1017.8 1019.6 1010.8 MAX. QNH PRESSURE IN HPA 1025.1 1023.1 1020.8 1020.3 1016.6 1005.8 1002.1 1006.8 1013.0 1017.1 1022.4 1024.1 1025.1 DAY 15 25 16 6 4 1 4 13 30 28 27 29 MIN. QNH PRESSURE IN HPA 1003.0 1011.9 1011.1 1007.4 1001.3 997.8 994.5 997.0 1002.4 1008.6 1013.8 1015.3 994.5 DAY 10 8 23 21 30 22 17 1 9 24 1 14 MEAN QFF PRESSURE IN HPA 1017.9 1017.7 1016.3 1013.1 1007.4 1002.1 998.4 1001.7 1006.7 1012.8 1018.1 1019.9 1011.0 MAX. QFF PRESSURE IN HPA 1025.4 1023.4 1021.0 1020.5 1016.8 1006.0 1002.3 1007.0 1013.1 1017.2 1022.6 1024.3 1025.4 DAY 17 25 16 6 4 1 4 13 30 28 27 29 MIN. QFF PRESSURE IN HPA 1003.3 1012.2 1011.4 1007.7 1001.5 998.0 994.6 997.1 1002.6 1008.8 1013.9 1015.5 994.6 DAY 10 8 23 21 30 22 17 1 9 24 1 14 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1015.7 1015.3 1013.9 1010.8 1005.4 1000.1 996.6 1000.0 1004.6 1010.5 1015.9 1017.6 1008.8 MAX. QFE PRESSURE IN HPA 1023.0 1020.7 1018.4 1018.5 1014.5 1004.2 1000.1 1005.6 1010.0 1014.3 1020.5 1022.0 1023.0 DAY 15 25 16 6 4 11 4 13 30 28 27 29 MIN. QFE PRESSURE IN HPA 1005.0 1009.5 1009.4 1005.5 999.8 995.8 993.1 995.9 1000.4 1006.1 1011.7 1013.2 993.1 DAY 10 8 22 18 29 22 27 22 9 24 1 14 MEAN QNH PRESSURE IN HPA 1017.7 1017.4 1016.0 1012.8 1007.5 1002.1 998.6 1002.0 1006.6 1012.5 1017.9 1019.6 1010.9 MAX. QNH PRESSURE IN HPA 1025.1 1022.8 1020.5 1020.6 1016.6 1006.2 1002.1 1007.6 1012.1 1016.4 1022.6 1024.1 1025.1 DAY 15 25 16 6 4 11 4 13 30 28 27 29 MIN. QNH PRESSURE IN HPA 1007.0 1011.5 1011.4 1007.5 1001.8 997.8 995.1 997.9 1002.4 1008.1 1013.8 1015.3 995.1 DAY 10 8 22 18 29 22 27 22 9 24 1 14 MEAN QFF PRESSURE IN HPA 1018.0 1017.6 1016.2 1013.1 1007.6 1002.2 998.7 1002.1 1006.8 1012.7 1018.1 1019.9 1011.1 MAX. QFF PRESSURE IN HPA 1025.4 1023.0 1020.7 1020.8 1016.8 1006.4 1002.3 1007.8 1012.2 1016.5 1022.8 1024.3 1025.4 DAY 15 25 16 6 4 11 4 13 30 28 27 29 MIN. QFF PRESSURE IN HPA 1007.4 1011.8 1011.7 1007.7 1002.0 998.0 995.2 998.0 1002.6 1008.3 1013.9 1015.5 995.2 DAY 10 8 22 18 29 22 27 22 9 24 1 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 16.8 16.8 18.8 23.2 29.1 31.2 32.3 33.1 32.0 27.6 21.7 17.3 25.0 MINIMUN AIR TEMPERATURE (C) 11.0 12.2 13.4 17.4 23.4 26.6 27.0 27.9 25.2 21.5 14.2 11.5 19.3 DAYS WITH MINIMUM TEMP. >=21 1 0 0 4 26 30 31 31 30 18 0 0 171 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 6.0 9.0 9.0 9.0 18.0 21.0 23.0 26.0 21.0 16.0 6.0 6.0 6.0 DAY 17 4 6 1 12 5 3 7 6 31 28 10 MAXIMUM AIR TEMPERATURE (C) 21.9 20.7 23.7 28.5 34.4 35.5 36.8 37.9 37.6 32.6 28.0 22.5 30.0 DAYS WITH MAXIMUM TEMP. >=30 1 1 4 10 29 30 31 31 30 26 7 0 200 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 30.0 30.0 32.0 36.0 42.0 45.0 41.0 41.0 43.0 38.0 33.0 26.0 45.0 DAY 29 1 19 21 5 9 3 13 4 1 2 12 DIF. BETWEEN (MAX.-MIN.) (C) 10.9 8.5 10.3 11.1 11.0 8.9 9.8 10.0 12.4 11.1 13.8 11.0 10.7 MEAN DAILY TEMP. (MDT) (C) 16.5 16.4 18.5 23.0 28.9 31.0 31.9 32.9 31.4 27.1 21.1 17.0 24.7 COOLING DEG. DAYS(BASE 21 0C) 6.5 3.5 10.0 69.0 244.5 301.0 337.0 369.0 312.5 189.0 35.0 1.5 1878.5 HEATING DEG. DAYS(BASE 18 0C) 67.5 57.5 23.5 1.5 0.0 0.0 0.0 0.0 0.0 0.0 11.5 43.0 204.5 DEWPOINT (MEAN C) 11.6 11.6 11.2 13.8 15.9 21.1 22.2 24.3 21.7 17.1 12.2 9.2 16.0 MIXING RATIO (G/KG) 8.63 8.59 8.48 10.07 11.87 16.25 17.61 19.82 16.99 12.56 9.15 7.39 12.28 VAPOUR PRESSURE (HPA) 13.91 13.83 13.63 16.08 18.80 25.42 27.39 30.78 26.65 19.97 14.72 11.92 19.42 SATURATION DEF. (HPA) 5.83 5.62 8.53 12.89 22.43 20.50 21.46 20.36 21.69 17.71 12.14 8.34 14.79 RELATIVE HUMIDITY (MEAN %) 73 72 64 58 48 57 57 62 57 55 57 61 60 RELATIVE HUMIDITY (MAX. %) 87 84 78 74 62 71 72 78 73 70 76 76 75 RELATIVE HUMIDITY (MIN. %) 55 58 47 39 33 43 42 44 40 39 35 45 43 RELATIVE HUMIDITY (MEAN% 03UTC) 84 82 75 68 58 63 67 74 69 67 75 71 71 RELATIVE HUMIDITY (MEAN% 09UTC) 59 63 53 45 37 48 44 50 44 45 37 48 48 RELATIVE HUMIDITY (MEAN% 15UTC) 71 70 62 57 46 55 56 58 54 53 53 57 58 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 10.0 25.0 9.0 2.0 0.0 0.0 0.0 0.0 0.0 9.0 0.0 38.0 93.0 DAYS WITH PRECIPITATION >=10 0 1 0 0 0 0 0 0 0 0 0 1 2 DAYS WITH PRECIPITATION >= 5 1 2 1 0 0 0 0 0 0 1 0 2 7 DAYS WITH PRECIPITATION >= 1 4 4 2 1 0 0 0 0 0 2 0 4 17 DAYS WITH PRECIPITATION 4 4 2 2 0 0 0 0 0 2 0 4 18 GREATEST DAILY PRECIPITATION 6.0 15.0 7.0 2.0 0.0 0.0 0.0 0.0 0.0 8.0 0.0 29.0 29.0 DAY 13 2 1 9 ** ** ** ** ** 26 ** 19 DAY WITH THUNDER STORM 2 0 0 2 1 0 0 0 0 4 0 3 12 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 3 2 10 5 14 21 13 11 12 5 0 2 98 WIND DIRECTION (PREVAILING) 315 315 315 270 270 270 270 270 270 270 270 315 270 PREVAILING WIND SPEED(KNOTS) 9.9 9.4 11.8 10.8 10.9 11.3 10.6 8.7 9.3 9.1 6.2 7.4 9.5 PREVAILING WIND PERCENT 18.1 28.1 27.8 29.6 34.3 32.1 34.3 23.8 21.7 24.2 24.6 29.8 23.1 CALMS PERCENT OF WIND 18.1 8.0 5.2 6.3 6.5 6.7 14.1 18.1 33.3 14.9 29.6 16.1 14.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 289 308 286 260 263 274 264 237 252 289 293 328 272 VECTOR WIND MAGNITUDE(KNOTS) 1.0 2.6 4.5 4.7 5.2 7.1 5.6 4.3 3.8 4.4 2.0 1.3 3.6 WIND STEADINESES (MEAN %) 18.9 38.2 48.9 56.0 54.7 74.0 76.7 71.7 63.3 61.1 55.6 21.0 50.7 WIND SPEED (MEAN KNOTS) 5.3 6.8 9.2 8.4 9.5 9.6 7.3 6.0 6.0 7.2 3.6 6.2 7.1 FASTEST WIND DIRECTION 150 300 170 280 310 300 290 190 180 300 180 140 150 FASTEST WIND SPEED (KNOTS) 30 20 26 26 30 25 24 20 26 20 16 25 30 DAY 31 19 19 14 26 15 25 18 20 1 12 20 DAYS WITH SKY CLEAR (0-2)/8 21 13 19 20 19 30 29 29 30 24 28 21 283 DAYS WITH P.CLOUDY (3-6)/8 5 8 6 6 11 0 0 2 0 6 2 3 49 DAYS WITH CLOUDY (7-8)/8 5 7 5 4 1 0 0 0 0 1 0 7 30 DAYS WITH VISIBILITY =< 2 KM 3 0 3 0 1 6 7 0 5 2 0 1 28 DURATION OF SUNSHINE HOURS ****** 191.4 245.3 265.0 295.0 319.6 308.7 317.4 280.5 278.3 281.4 217.7 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.6 1015.6 1013.8 1009.7 1006.0 999.3 996.0 997.5 1003.7 1010.6 1016.0 1016.0 1008.5 MAX. QFE PRESSURE IN HPA 1024.6 1021.9 1020.1 1017.6 1012.6 1007.5 1002.7 1003.6 1009.6 1017.1 1023.0 1023.3 1024.6 DAY-HOUR 15- 6 12- 9 3- 6 1- 6 2- 6 3- 6 10- 6 17- 6 27- 6 31- 6 28- 6 8- 6 MIN. QFE PRESSURE IN HPA 1012.1 1008.2 1002.0 1004.7 999.0 994.8 991.9 992.0 997.4 1002.5 1010.3 1009.2 991.9 DAY-HOUR 10-15 14-18 19-12 8-21 30-15 20-15 13-15 1-15 4-15 1-15 12-12 20- 3 MEAN QNH PRESSURE IN HPA 1019.7 1017.7 1015.9 1011.8 1008.1 1001.4 998.0 999.5 1005.8 1012.6 1018.0 1018.0 1010.5 MAX. QNH PRESSURE IN HPA 1026.7 1024.0 1022.2 1019.7 1014.7 1009.5 1004.7 1005.6 1011.6 1019.2 1025.1 1025.4 1026.7 DAY-HOUR 15- 6 12- 9 3- 6 1- 6 2- 6 3- 6 10- 6 17- 6 27- 6 31- 6 28- 6 8- 6 MIN. QNH PRESSURE IN HPA 1014.1 1010.2 1004.0 1006.7 1001.0 996.8 993.9 994.0 999.4 1004.5 1012.4 1011.2 993.9 DAY-HOUR 10-15 14-18 19-12 8-21 30-15 20-15 13-15 1-15 4-15 1-15 12-12 20- 3 MEAN QFF PRESSURE IN HPA 1019.9 1017.9 1016.1 1012.0 1008.2 1001.5 998.1 999.6 1005.9 1012.8 1018.3 1018.3 1010.7 MAX. QFF PRESSURE IN HPA 1027.0 1024.2 1022.5 1019.9 1014.8 1009.7 1004.9 1005.8 1011.8 1019.4 1025.4 1025.7 1027.0 DAY-HOUR 15- 6 12- 9 3- 6 1- 6 2- 6 3- 6 10- 6 18- 6 27- 6 31- 6 28- 6 8- 6 MIN. QFF PRESSURE IN HPA 1014.4 1010.5 1004.2 1006.9 1001.2 997.0 994.0 994.1 999.5 1004.7 1012.6 1011.5 994.0 DAY-HOUR 10-15 14-18 19-12 8-21 30-15 20-15 13-15 1-18 4-15 1-15 12-12 20- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1015.3 1013.3 1009.1 1005.5 999.0 995.5 996.7 1003.3 1009.9 1015.7 1015.6 1008.0 MAX. QFE PRESSURE IN HPA 1022.0 1020.0 1018.0 1015.6 1009.5 1006.0 1000.6 1001.4 1008.0 1014.7 1020.5 1021.0 1022.0 DAY 15 12 4 5 1 3 10 18 27 29 28 8 MIN. QFE PRESSURE IN HPA 1012.4 1009.8 1005.0 1005.0 1000.2 995.7 992.3 992.3 997.7 1002.7 1011.4 1009.8 992.3 DAY 31 15 19 22 31 27 14 1 2 2 12 19 MEAN QNH PRESSURE IN HPA 1019.5 1017.4 1015.3 1011.2 1007.6 1001.0 997.5 998.8 1005.3 1012.0 1017.7 1017.7 1010.1 MAX. QNH PRESSURE IN HPA 1024.1 1022.1 1020.1 1017.7 1011.5 1008.0 1002.6 1003.4 1010.0 1016.8 1022.6 1023.1 1024.1 DAY 15 12 4 5 1 3 10 18 27 29 28 8 MIN. QNH PRESSURE IN HPA 1014.4 1011.8 1007.0 1007.0 1002.2 997.7 994.3 994.3 999.7 1004.7 1013.5 1011.8 994.3 DAY 31 15 19 22 31 27 14 1 2 2 12 19 MEAN QFF PRESSURE IN HPA 1019.7 1017.6 1015.6 1011.4 1007.7 1001.1 997.6 998.9 1005.4 1012.2 1017.9 1017.9 1010.3 MAX. QFF PRESSURE IN HPA 1024.4 1022.3 1020.3 1017.9 1011.7 1008.2 1002.8 1003.6 1010.2 1017.0 1022.8 1023.4 1024.4 DAY 15 12 4 5 1 3 10 18 27 29 28 8 MIN. QFF PRESSURE IN HPA 1014.7 1012.1 1007.3 1007.2 1002.4 997.9 994.4 994.4 999.8 1004.9 1013.7 1012.1 994.4 DAY 31 15 19 22 31 27 14 1 2 2 12 19 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.8 1015.8 1013.9 1009.9 1006.3 999.5 996.3 997.8 1004.1 1010.7 1016.4 1016.1 1008.7 MAX. QFE PRESSURE IN HPA 1022.7 1020.5 1018.5 1016.1 1011.8 1006.6 1002.0 1003.0 1008.6 1015.6 1021.8 1022.1 1022.7 DAY 15 12 3 1 2 3 10 18 27 31 28 8 MIN. QFE PRESSURE IN HPA 1013.3 1010.5 1004.0 1005.9 1000.4 995.2 992.1 992.3 998.3 1003.6 1011.6 1009.2 992.1 DAY 11 15 19 16 31 27 27 1 2 2 12 20 MEAN QNH PRESSURE IN HPA 1019.8 1017.9 1015.9 1011.9 1008.3 1001.6 998.3 999.8 1006.2 1012.7 1018.5 1018.2 1010.8 MAX. QNH PRESSURE IN HPA 1024.8 1022.6 1020.6 1018.2 1013.9 1008.6 1004.0 1005.0 1010.6 1017.7 1023.9 1024.2 1024.8 DAY 15 12 3 1 2 3 10 18 27 31 28 8 MIN. QNH PRESSURE IN HPA 1015.4 1012.6 1006.0 1007.9 1002.4 997.2 994.1 994.3 1000.3 1005.6 1013.7 1011.2 994.1 DAY 11 15 19 16 31 27 27 1 2 2 12 20 MEAN QFF PRESSURE IN HPA 1020.1 1018.2 1016.2 1012.2 1008.5 1001.7 998.4 1000.0 1006.3 1012.9 1018.7 1018.5 1011.0 MAX. QFF PRESSURE IN HPA 1025.1 1022.9 1020.9 1018.4 1014.1 1008.8 1004.2 1005.2 1010.8 1017.9 1024.2 1024.5 1025.1 DAY 15 12 3 1 2 3 10 18 27 31 28 8 MIN. QFF PRESSURE IN HPA 1015.6 1012.8 1006.3 1008.2 1002.6 997.4 994.2 994.4 1000.4 1005.8 1013.9 1011.5 994.2 DAY 11 15 19 16 31 27 27 1 2 2 12 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1019.1 1016.9 1015.1 1011.2 1007.5 1000.2 997.0 998.7 1005.0 1011.9 1017.6 1017.4 1009.8 MAX. QFE PRESSURE IN HPA 1024.6 1021.7 1020.1 1017.6 1012.6 1007.5 1002.7 1003.6 1009.6 1017.1 1023.0 1023.3 1024.6 DAY 15 12 3 1 2 3 10 17 27 31 28 8 MIN. QFE PRESSURE IN HPA 1013.7 1012.0 1004.2 1006.6 1001.9 996.1 993.1 993.2 999.4 1005.0 1012.8 1010.2 993.1 DAY 10 15 19 24 31 20 27 1 1 2 12 20 MEAN QNH PRESSURE IN HPA 1021.2 1019.0 1017.2 1013.3 1009.5 1002.3 999.0 1000.8 1007.1 1014.0 1019.6 1019.4 1011.8 MAX. QNH PRESSURE IN HPA 1026.7 1023.8 1022.2 1019.7 1014.7 1009.5 1004.7 1005.6 1011.6 1019.2 1025.1 1025.4 1026.7 DAY 15 12 3 1 2 3 10 17 27 31 28 8 MIN. QNH PRESSURE IN HPA 1015.8 1014.0 1006.2 1008.6 1003.9 998.1 995.1 995.2 1001.4 1007.0 1014.9 1012.3 995.1 DAY 10 15 19 24 31 20 27 1 1 2 12 20 MEAN QFF PRESSURE IN HPA 1021.4 1019.3 1017.4 1013.5 1009.7 1002.4 999.1 1000.9 1007.2 1014.1 1019.9 1019.7 1012.0 MAX. QFF PRESSURE IN HPA 1027.0 1024.0 1022.5 1019.9 1014.8 1009.7 1004.9 1005.8 1011.8 1019.4 1025.4 1025.7 1027.0 DAY 15 12 3 1 2 3 10 18 27 31 28 8 MIN. QFF PRESSURE IN HPA 1016.0 1014.3 1006.4 1008.8 1004.1 998.3 995.2 995.3 1001.5 1007.2 1015.1 1012.5 995.2 DAY 10 15 19 24 31 20 27 1 1 2 12 20 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.3 1016.3 1014.9 1010.7 1007.1 1000.2 996.8 998.5 1004.6 1011.5 1016.6 1016.7 1009.3 MAX. QFE PRESSURE IN HPA 1023.6 1021.9 1019.9 1016.7 1011.7 1007.3 1002.2 1003.3 1009.0 1016.1 1022.2 1022.1 1023.6 DAY 15 12 3 1 2 3 10 17 27 31 28 8 MIN. QFE PRESSURE IN HPA 1013.4 1010.8 1003.4 1006.6 1001.2 996.1 993.1 993.0 999.0 1004.5 1011.8 1011.3 993.0 DAY 10 14 19 24 23 20 27 1 3 2 12 18 MEAN QNH PRESSURE IN HPA 1020.3 1018.4 1016.9 1012.7 1009.1 1002.2 998.8 1000.5 1006.7 1013.5 1018.7 1018.8 1011.4 MAX. QNH PRESSURE IN HPA 1025.7 1024.0 1022.0 1018.8 1013.8 1009.3 1004.2 1005.3 1011.0 1018.2 1024.3 1024.2 1025.7 DAY 15 12 3 1 2 3 10 17 27 31 28 8 MIN. QNH PRESSURE IN HPA 1015.5 1012.9 1005.4 1008.6 1003.2 998.1 995.1 995.0 1001.0 1006.5 1013.9 1013.4 995.0 DAY 10 14 19 24 23 20 27 1 3 2 12 18 MEAN QFF PRESSURE IN HPA 1020.6 1018.6 1017.2 1012.9 1009.3 1002.3 998.9 1000.6 1006.8 1013.7 1018.9 1019.0 1011.6 MAX. QFF PRESSURE IN HPA 1026.0 1024.2 1022.2 1019.0 1013.9 1009.5 1004.4 1005.5 1011.2 1018.4 1024.5 1024.5 1026.0 DAY 15 12 3 1 2 3 10 17 27 31 28 8 MIN. QFF PRESSURE IN HPA 1015.7 1013.1 1005.6 1008.8 1003.4 998.3 995.2 995.1 1001.2 1006.7 1014.1 1013.6 995.1 DAY 10 14 19 24 23 20 27 1 3 2 12 20 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.7 1014.9 1013.2 1009.2 1005.7 999.1 995.8 997.2 1003.4 1010.1 1015.1 1015.2 1008.0 MAX. QFE PRESSURE IN HPA 1021.3 1020.0 1019.4 1015.4 1010.2 1006.6 1000.9 1002.1 1007.6 1014.8 1019.9 1020.5 1021.3 DAY 14 12 3 4 1 2 10 17 26 28 26 7 MIN. QFE PRESSURE IN HPA 1012.4 1008.8 1002.0 1006.0 1000.0 995.8 992.1 992.4 997.8 1003.0 1010.3 1009.8 992.1 DAY 10 14 19 17 30 20 31 1 3 1 12 11 MEAN QNH PRESSURE IN HPA 1018.8 1017.0 1015.3 1011.3 1007.7 1001.1 997.8 999.3 1005.4 1012.1 1017.1 1017.3 1010.0 MAX. QNH PRESSURE IN HPA 1023.4 1022.1 1021.5 1017.5 1012.3 1008.6 1002.9 1004.1 1009.6 1016.9 1022.0 1022.6 1023.4 DAY 14 12 3 4 1 2 10 17 26 28 26 7 MIN. QNH PRESSURE IN HPA 1014.4 1010.8 1004.0 1008.0 1002.0 997.8 994.1 994.4 999.8 1005.0 1012.4 1011.8 994.1 DAY 10 14 19 17 30 20 31 1 3 1 12 11 MEAN QFF PRESSURE IN HPA 1019.1 1017.2 1015.5 1011.5 1007.9 1001.3 997.9 999.4 1005.5 1012.3 1017.4 1017.5 1010.2 MAX. QFF PRESSURE IN HPA 1023.7 1022.3 1021.7 1017.7 1012.4 1008.8 1003.1 1004.3 1009.8 1017.1 1022.2 1022.8 1023.7 DAY 14 12 3 4 1 2 10 17 26 28 26 7 MIN. QFF PRESSURE IN HPA 1014.7 1011.1 1004.2 1008.2 1002.2 998.0 994.2 994.5 999.9 1005.2 1012.6 1012.1 994.2 DAY 30 14 19 17 30 27 31 1 3 1 12 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1016.9 1015.0 1013.0 1009.0 1005.1 998.5 995.3 996.8 1002.9 1010.0 1015.2 1015.4 1007.7 MAX. QFE PRESSURE IN HPA 1021.6 1020.3 1019.0 1015.0 1010.0 1005.5 1000.8 1001.6 1007.4 1015.0 1020.2 1021.0 1021.6 DAY 14 12 3 1 1 2 9 17 26 28 27 7 MIN. QFE PRESSURE IN HPA 1012.1 1008.5 1002.5 1005.2 999.0 994.8 991.9 992.0 997.4 1002.5 1010.7 1010.5 991.9 DAY 10 14 19 24 30 20 13 1 4 1 12 18 MEAN QNH PRESSURE IN HPA 1018.9 1017.0 1015.0 1011.0 1007.1 1000.6 997.3 998.8 1004.9 1012.0 1017.3 1017.5 1009.8 MAX. QNH PRESSURE IN HPA 1023.7 1022.4 1021.1 1017.1 1012.1 1007.5 1002.8 1003.6 1009.4 1017.1 1022.3 1023.1 1023.7 DAY 14 12 3 1 1 2 9 17 26 28 27 7 MIN. QNH PRESSURE IN HPA 1014.1 1010.5 1004.5 1007.2 1001.0 996.8 993.9 994.0 999.4 1004.5 1012.8 1012.6 993.9 DAY 10 14 19 24 30 20 13 1 4 1 12 18 MEAN QFF PRESSURE IN HPA 1019.2 1017.3 1015.3 1011.2 1007.3 1000.7 997.4 998.9 1005.0 1012.2 1017.5 1017.7 1010.0 MAX. QFF PRESSURE IN HPA 1024.0 1022.7 1021.3 1017.3 1012.2 1007.7 1003.0 1003.8 1009.6 1017.3 1022.5 1023.4 1024.0 DAY 16 12 3 1 1 2 9 17 26 28 27 7 MIN. QFF PRESSURE IN HPA 1014.4 1010.8 1004.8 1007.5 1001.2 997.0 994.0 994.1 999.5 1004.7 1013.0 1012.8 994.0 DAY 10 14 19 24 30 20 13 1 4 1 12 18 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1015.4 1013.7 1009.5 1005.7 999.1 995.7 997.1 1003.3 1010.2 1015.7 1015.8 1008.2 MAX. QFE PRESSURE IN HPA 1022.4 1020.8 1019.3 1015.8 1010.0 1006.2 1001.4 1001.4 1008.0 1015.0 1020.9 1021.6 1022.4 DAY 14 12 3 4 1 2 9 17 26 28 27 7 MIN. QFE PRESSURE IN HPA 1012.5 1008.2 1005.5 1005.0 999.8 995.4 992.3 992.0 997.6 1002.9 1010.9 1010.1 992.0 DAY 12 14 19 8 30 26 13 1 3 1 12 18 MEAN QNH PRESSURE IN HPA 1019.5 1017.5 1015.8 1011.5 1007.7 1001.1 997.8 999.1 1005.3 1012.3 1017.8 1017.9 1010.3 MAX. QNH PRESSURE IN HPA 1024.5 1022.9 1021.4 1017.9 1012.1 1008.2 1003.4 1003.4 1010.0 1017.1 1023.0 1023.7 1024.5 DAY 14 12 3 4 1 2 9 17 26 28 27 7 MIN. QNH PRESSURE IN HPA 1014.6 1010.2 1007.5 1007.0 1001.8 997.4 994.3 994.0 999.6 1004.9 1013.0 1012.2 994.0 DAY 12 14 19 8 30 26 13 1 3 1 12 18 MEAN QFF PRESSURE IN HPA 1019.8 1017.8 1016.0 1011.7 1007.9 1001.3 997.9 999.3 1005.5 1012.4 1018.0 1018.1 1010.5 MAX. QFF PRESSURE IN HPA 1024.8 1023.1 1021.6 1018.1 1012.2 1008.4 1003.6 1003.6 1010.2 1017.3 1023.2 1024.0 1024.8 DAY 14 12 3 4 1 2 9 17 26 28 27 7 MIN. QFF PRESSURE IN HPA 1014.8 1010.5 1007.7 1007.2 1002.0 997.6 994.4 994.1 999.7 1005.1 1013.2 1012.4 994.1 DAY 12 14 19 8 30 26 13 1 3 1 12 18 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1015.4 1013.8 1009.4 1005.6 999.2 995.7 997.2 1003.5 1010.3 1015.7 1015.8 1008.3 MAX. QFE PRESSURE IN HPA 1022.2 1020.8 1018.9 1015.8 1009.9 1006.4 1001.0 1002.0 1008.2 1015.3 1020.9 1021.2 1022.2 DAY 14 12 3 4 13 2 9 17 26 31 27 7 MIN. QFE PRESSURE IN HPA 1012.8 1009.1 1006.4 1004.7 1000.1 996.0 992.6 993.0 997.5 1002.7 1010.9 1010.1 992.6 DAY 10 14 19 8 23 20 13 1 1 1 12 18 MEAN QNH PRESSURE IN HPA 1019.4 1017.4 1015.8 1011.4 1007.7 1001.3 997.7 999.2 1005.5 1012.4 1017.8 1017.8 1010.3 MAX. QNH PRESSURE IN HPA 1024.3 1022.9 1021.0 1017.9 1011.9 1008.4 1003.0 1004.0 1010.2 1017.4 1023.0 1023.3 1024.3 DAY 14 12 3 4 13 2 9 17 26 31 27 7 MIN. QNH PRESSURE IN HPA 1014.9 1011.1 1008.4 1006.7 1002.1 998.0 994.6 995.0 999.5 1004.7 1013.0 1012.2 994.6 DAY 10 14 19 8 23 20 13 1 1 1 12 18 MEAN QFF PRESSURE IN HPA 1019.7 1017.7 1016.1 1011.6 1007.8 1001.4 997.9 999.4 1005.7 1012.5 1018.0 1018.1 1010.5 MAX. QFF PRESSURE IN HPA 1024.6 1023.1 1021.2 1018.1 1012.1 1008.6 1003.2 1004.2 1010.4 1017.6 1023.2 1023.6 1024.6 DAY 14 12 3 4 13 2 9 17 26 31 27 7 MIN. QFF PRESSURE IN HPA 1015.1 1011.4 1008.6 1006.9 1002.3 998.2 994.7 995.1 999.6 1004.9 1013.2 1012.4 994.7 DAY 10 14 19 8 23 26 13 1 1 1 12 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 14.5 14.8 18.5 22.9 28.7 30.0 32.8 32.0 31.2 28.8 21.2 15.4 24.2 MINIMUN AIR TEMPERATURE (C) 9.6 9.9 11.9 16.4 22.5 24.9 27.8 27.1 23.4 21.2 16.7 9.4 18.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 3 24 27 31 31 29 15 1 0 161 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 2.0 4.0 5.0 8.0 16.0 18.0 24.0 24.0 20.0 18.0 8.0 2.0 2.0 DAY 23 3 2 3 1 8 2 30 26 19 30 26 MAXIMUM AIR TEMPERATURE (C) 19.5 18.4 22.5 27.3 33.3 33.1 35.6 34.8 35.6 33.0 24.6 18.8 28.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 9 26 30 31 31 30 29 6 0 193 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.0 24.0 32.0 35.0 43.0 38.0 39.0 38.0 39.0 39.0 31.0 25.0 43.0 DAY 18 10 7 7 13 23 4 11 30 6 5 6 DIF. BETWEEN (MAX.-MIN.) (C) 9.9 8.5 10.6 10.9 10.8 8.2 7.8 7.7 12.2 11.8 7.9 9.4 9.6 MEAN DAILY TEMP. (MDT) (C) 14.5 14.1 17.2 21.8 27.9 29.0 31.7 30.9 29.5 27.1 20.7 14.1 23.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 5.0 53.5 214.0 240.0 331.0 307.5 254.5 188.5 39.5 0.0 1633.5 HEATING DEG. DAYS(BASE 18 0C) 109.0 111.0 49.5 10.5 0.0 0.0 0.0 0.0 0.0 0.0 15.5 124.5 420.0 DEWPOINT (MEAN C) 8.0 7.3 7.8 11.1 17.6 18.5 22.1 24.0 21.6 19.8 15.5 9.9 15.3 MIXING RATIO (G/KG) 6.84 6.57 6.75 8.46 12.86 13.75 17.38 19.33 16.72 14.89 11.26 7.78 11.88 VAPOUR PRESSURE (HPA) 11.08 10.60 10.85 13.56 20.37 21.62 27.02 30.04 26.24 23.63 18.04 12.57 18.80 SATURATION DEF. (HPA) 5.85 6.72 11.09 15.08 19.92 21.15 23.12 17.81 19.97 16.86 8.05 5.47 14.26 RELATIVE HUMIDITY (MEAN %) 67 62 51 50 53 51 55 64 59 61 72 71 60 RELATIVE HUMIDITY (MAX. %) 80 76 66 64 67 63 68 77 78 77 87 83 74 RELATIVE HUMIDITY (MIN. %) 51 51 39 37 40 41 45 55 43 46 59 58 47 RELATIVE HUMIDITY (MEAN% 03UTC) 76 74 65 63 65 60 66 76 77 74 84 82 72 RELATIVE HUMIDITY (MEAN% 09UTC) 56 55 42 43 46 45 48 59 50 52 64 62 52 RELATIVE HUMIDITY (MEAN% 15UTC) 64 63 54 51 54 54 57 64 62 68 74 74 62 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 44.0 56.3 1.0 8.2 1.0 0.0 0.0 0.0 0.0 0.0 141.4 9.1 261.0 DAYS WITH PRECIPITATION >=10 1 3 0 0 0 0 0 0 0 0 3 0 7 DAYS WITH PRECIPITATION >= 5 1 3 0 0 0 0 0 0 0 0 5 0 9 DAYS WITH PRECIPITATION >= 1 4 6 1 4 1 0 0 0 0 0 9 4 29 DAYS WITH PRECIPITATION 4 8 1 4 1 0 0 0 0 0 11 4 33 GREATEST DAILY PRECIPITATION 39.0 22.0 1.0 2.2 1.0 0.0 0.0 0.0 0.0 0.0 50.0 4.0 50.0 DAY 4 6 5 19 7 ** ** ** ** ** 25 7 DAY WITH THUNDER STORM 0 0 0 2 0 0 0 0 0 0 3 1 6 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 3 1 8 7 11 12 15 8 2 4 0 1 72 WIND DIRECTION (PREVAILING) 315 315 315 270 315 270 270 270 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 8.2 12.7 11.0 11.3 10.6 11.3 11.1 10.3 9.4 9.7 13.2 11.3 10.5 PREVAILING WIND PERCENT 36.0 42.9 34.2 25.3 32.3 50.0 32.9 53.5 25.3 33.5 24.7 33.5 29.0 CALMS PERCENT OF WIND 8.9 5.7 8.4 7.3 2.6 7.3 15.5 10.3 14.7 20.0 12.7 18.1 10.9 NO. OF WIND OBSERVATION 247 140 155 150 155 150 155 155 150 155 150 155 1917 VECTOR WIND DIRECTION (MEAN) 309 316 285 249 285 280 255 268 267 292 343 345 287 VECTOR WIND MAGNITUDE(KNOTS) 3.0 5.7 5.8 3.6 6.7 9.6 7.6 7.8 5.0 5.0 5.4 4.5 5.1 WIND STEADINESES (MEAN %) 47.6 62.6 60.4 39.1 67.7 89.7 82.6 88.6 61.0 64.9 60.0 60.0 58.0 WIND SPEED (MEAN KNOTS) 6.3 9.1 9.6 9.2 9.9 10.7 9.2 8.8 8.2 7.7 9.0 7.5 8.8 FASTEST WIND DIRECTION 330 300 310 120 30 310 200 250 270 180 320 330 310 FASTEST WIND SPEED (KNOTS) 28 24 24 24 35 40 26 18 20 25 24 24 40 DAY 22 2 8 19 7 25 22 6 7 1 27 24 DAYS WITH SKY CLEAR (0-2)/8 19 13 19 15 23 30 30 31 29 25 10 14 258 DAYS WITH P.CLOUDY (3-6)/8 7 8 8 6 8 0 1 0 1 6 10 13 68 DAYS WITH CLOUDY (7-8)/8 5 7 4 9 0 0 0 0 0 0 10 4 39 DAYS WITH VISIBILITY =< 2 KM 2 1 3 0 5 5 8 3 4 5 2 0 38 DURATION OF SUNSHINE HOURS 219.4 184.1 221.2 207.0 281.3 ****** ****** ****** ****** 175.9 161.6 211.6 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1019.5 1016.3 1012.1 1011.1 1006.5 1000.5 995.2 997.0 1003.3 1012.1 1015.8 1017.9 1008.9 MAX. QFE PRESSURE IN HPA 1026.2 1023.4 1022.6 1017.3 1014.2 1008.3 1000.2 1003.0 1009.4 1019.0 1022.6 1024.6 1026.2 DAY-HOUR 13- 6 3- 6 3- 6 3- 6 2- 6 1- 6 22- 9 29- 6 29- 6 29- 6 29- 6 16- 6 MIN. QFE PRESSURE IN HPA 1012.1 1007.1 1004.5 1002.2 1000.5 993.3 989.8 993.1 998.2 1002.2 1010.0 1011.1 989.8 DAY-HOUR 21-12 14-15 24-15 24-15 17-15 26-15 25-15 1-15 11-12 1-12 19- 3 7-12 MEAN QNH PRESSURE IN HPA 1021.6 1018.3 1014.2 1013.1 1008.6 1002.5 997.2 999.1 1005.3 1014.1 1017.9 1019.9 1011.0 MAX. QNH PRESSURE IN HPA 1028.3 1025.5 1024.7 1019.4 1016.3 1010.3 1002.2 1005.0 1011.4 1021.1 1024.7 1026.7 1028.3 DAY-HOUR 13- 6 3- 6 3- 6 3- 6 2- 6 1- 6 22- 9 29- 6 29- 6 29- 6 29- 6 16- 6 MIN. QNH PRESSURE IN HPA 1014.1 1009.1 1006.5 1004.2 1002.5 995.3 991.8 995.1 1000.2 1004.2 1012.1 1013.2 991.8 DAY-HOUR 21-12 14-15 24-15 24-15 17-15 26-15 25-15 1-15 11-12 1-12 19- 3 7-12 MEAN QFF PRESSURE IN HPA 1021.9 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1028.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR 13- 6 **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA 1014.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR 21-12 **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1019.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 1023.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 13 ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA 1014.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA 1021.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1025.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 13 ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA 1016.9 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA 1021.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1025.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 13 ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1017.1 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1019.7 1016.6 1012.2 1011.2 1006.6 1000.7 995.3 996.9 1003.3 1012.0 1016.0 1017.9 1009.0 MAX. QFE PRESSURE IN HPA 1023.6 1023.0 1021.6 1016.5 1013.4 1007.3 999.5 1001.6 1008.0 1017.8 1020.8 1023.0 1023.6 DAY 13 3 3 3 2 1 23 29 29 29 29 17 MIN. QFE PRESSURE IN HPA 1014.1 1010.0 1005.1 1003.3 1001.1 995.9 991.0 993.2 999.9 1003.5 1010.0 1011.9 991.0 DAY 21 12 24 25 17 30 26 19 12 1 19 4 MEAN QNH PRESSURE IN HPA 1021.7 1018.7 1014.3 1013.2 1008.7 1002.7 997.3 998.9 1005.3 1014.0 1018.0 1020.0 1011.1 MAX. QNH PRESSURE IN HPA 1025.7 1025.1 1023.7 1018.6 1015.5 1009.3 1001.5 1003.6 1010.0 1019.9 1022.9 1025.1 1025.7 DAY 13 3 3 3 2 1 23 29 29 29 29 17 MIN. QNH PRESSURE IN HPA 1016.2 1012.1 1007.1 1005.3 1003.1 997.9 993.0 995.2 1001.9 1005.5 1012.1 1013.9 993.0 DAY 21 12 24 25 17 30 26 19 12 1 19 4 MEAN QFF PRESSURE IN HPA 1022.0 1019.0 1014.5 1013.5 1008.9 1002.9 997.4 999.0 1005.5 1014.2 1018.3 1020.3 1011.3 MAX. QFF PRESSURE IN HPA 1026.0 1025.4 1024.0 1018.9 1015.7 1009.5 1001.7 1003.8 1010.2 1020.1 1023.2 1025.4 1026.0 DAY 13 3 3 3 2 1 23 29 29 29 29 17 MIN. QFF PRESSURE IN HPA 1016.4 1012.3 1007.4 1005.5 1003.3 998.1 993.2 995.4 1002.1 1005.7 1012.3 1014.2 993.2 DAY 21 12 24 25 17 30 26 19 12 1 19 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1021.1 1017.5 1013.3 1012.2 1007.5 1001.4 996.0 998.0 1004.4 1013.5 1017.2 1019.4 1010.1 MAX. QFE PRESSURE IN HPA 1026.2 1023.4 1022.6 1017.3 1014.2 1008.3 1000.1 1003.0 1009.4 1019.0 1022.6 1024.6 1026.2 DAY 13 3 3 3 2 1 22 29 29 29 29 16 MIN. QFE PRESSURE IN HPA 1015.2 1010.2 1006.2 1005.0 1002.5 996.5 991.7 994.4 1000.1 1004.6 1011.3 1013.6 991.7 DAY 21 12 24 25 17 29 25 19 11 1 19 23 MEAN QNH PRESSURE IN HPA 1023.2 1019.6 1015.3 1014.3 1009.5 1003.4 998.0 1000.0 1006.4 1015.5 1019.3 1021.5 1012.2 MAX. QNH PRESSURE IN HPA 1028.3 1025.5 1024.7 1019.4 1016.3 1010.3 1002.1 1005.0 1011.4 1021.1 1024.7 1026.7 1028.3 DAY 13 3 3 3 2 1 22 29 29 29 29 16 MIN. QNH PRESSURE IN HPA 1017.3 1012.3 1008.2 1007.0 1004.5 998.5 993.7 996.4 1002.1 1006.6 1013.4 1015.7 993.7 DAY 21 12 24 25 17 29 25 19 11 1 19 23 MEAN QFF PRESSURE IN HPA 1023.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1028.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 13 ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1017.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 21 ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1020.1 1016.9 1012.8 1012.1 1007.2 1001.3 995.8 997.8 1003.9 1012.5 1016.0 1018.0 1009.5 MAX. QFE PRESSURE IN HPA 1024.4 1022.0 1021.0 1017.3 1014.1 1008.3 1000.2 1002.8 1008.6 1018.0 1021.3 1022.6 1024.4 DAY 23 3 3 3 1 1 22 29 29 28 29 16 MIN. QFE PRESSURE IN HPA 1013.8 1011.0 1005.7 1004.2 1001.9 995.9 991.3 994.4 999.2 1003.2 1010.4 1011.7 991.3 DAY 21 12 24 25 17 29 25 1 11 1 19 23 MEAN QNH PRESSURE IN HPA 1022.2 1019.0 1014.9 1014.1 1009.2 1003.3 997.8 999.8 1005.9 1014.6 1018.1 1020.1 1011.6 MAX. QNH PRESSURE IN HPA 1026.5 1024.1 1023.1 1019.4 1016.2 1010.3 1002.2 1004.8 1010.6 1020.1 1023.4 1024.7 1026.5 DAY 23 3 3 3 1 1 22 29 29 28 29 16 MIN. QNH PRESSURE IN HPA 1015.9 1013.1 1007.7 1006.2 1003.9 997.9 993.3 996.4 1001.2 1005.2 1012.5 1013.8 993.3 DAY 21 12 24 25 17 29 25 1 11 1 19 23 MEAN QFF PRESSURE IN HPA 1022.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1026.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 23 ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1016.1 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 21 ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1015.2 1011.2 1010.3 1005.9 999.9 994.7 996.6 1002.5 1011.3 1014.9 1016.9 1008.2 MAX. QFE PRESSURE IN HPA 1022.4 1020.5 1019.1 1015.6 1013.1 1006.9 999.0 1001.5 1007.0 1016.5 1019.4 1021.2 1022.4 DAY 23 3 3 3 1 1 22 31 29 28 29 15 MIN. QFE PRESSURE IN HPA 1012.1 1007.4 1004.7 1002.7 1000.6 994.2 990.2 993.5 998.2 1002.2 1011.1 1011.1 990.2 DAY 21 14 24 24 17 29 25 1 11 1 19 7 MEAN QNH PRESSURE IN HPA 1020.7 1017.2 1013.3 1012.3 1007.9 1001.9 996.7 998.7 1004.5 1013.3 1017.0 1018.9 1010.2 MAX. QNH PRESSURE IN HPA 1024.5 1022.6 1021.2 1017.7 1015.2 1008.9 1001.0 1003.5 1009.0 1018.6 1021.5 1023.3 1024.5 DAY 23 3 3 3 1 1 22 31 29 28 29 15 MIN. QNH PRESSURE IN HPA 1014.1 1009.4 1006.7 1004.7 1002.6 996.2 992.2 995.5 1000.2 1004.2 1013.2 1013.2 992.2 DAY 21 14 24 24 17 29 25 1 11 1 19 7 MEAN QFF PRESSURE IN HPA 1021.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1024.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 23 ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1014.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 21 ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1015.2 1011.1 1009.7 1005.5 999.2 994.2 996.1 1002.4 1011.3 1015.1 1017.2 1008.0 MAX. QFE PRESSURE IN HPA 1022.6 1020.8 1019.2 1015.3 1012.7 1005.9 998.4 1001.4 1006.7 1016.7 1020.0 1021.4 1022.6 DAY 6 3 2 3 1 1 22 31 29 28 29 16 MIN. QFE PRESSURE IN HPA 1012.4 1007.1 1004.5 1002.2 1000.5 993.3 989.8 993.1 998.4 1002.3 1011.4 1011.6 989.8 DAY 21 14 24 24 17 26 25 1 11 1 9 7 MEAN QNH PRESSURE IN HPA 1020.8 1017.3 1013.2 1011.8 1007.5 1001.2 996.2 998.1 1004.4 1013.4 1017.2 1019.3 1010.0 MAX. QNH PRESSURE IN HPA 1024.7 1022.9 1021.3 1017.4 1014.8 1007.9 1000.4 1003.4 1008.7 1018.8 1022.1 1023.5 1024.7 DAY 6 3 2 3 1 1 22 31 29 28 29 16 MIN. QNH PRESSURE IN HPA 1014.4 1009.1 1006.5 1004.2 1002.5 995.3 991.8 995.1 1000.4 1004.3 1013.5 1013.7 991.8 DAY 21 14 24 24 17 26 25 1 11 1 9 7 MEAN QFF PRESSURE IN HPA 1021.1 1017.6 1013.4 1012.0 1007.7 1001.4 996.3 998.2 1004.6 1013.6 1017.4 1019.6 1010.2 MAX. QFF PRESSURE IN HPA 1025.0 1023.2 1021.6 1017.6 1015.0 1008.1 1000.5 1003.6 1008.9 1019.0 1022.4 1023.8 1025.0 DAY 22 3 2 3 1 1 22 31 29 28 29 16 MIN. QFF PRESSURE IN HPA 1014.7 1009.4 1006.8 1004.5 1002.7 995.5 991.9 995.3 1000.6 1004.5 1013.7 1013.9 991.9 DAY 21 14 24 24 17 26 25 1 11 1 9 7 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1019.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 1023.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 12 ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA 1014.2 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 21 ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA 1021.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1025.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 12 ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA 1016.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 21 ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA 1021.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1025.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 12 ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1016.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 21 ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1019.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 1023.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 12 ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA 1015.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 3 ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA 1021.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1025.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 12 ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA 1017.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 3 ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA 1021.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1025.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 12 ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1017.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 3 ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 14.6 14.6 20.7 24.2 29.1 30.9 33.2 31.1 29.3 26.1 22.3 18.0 24.5 MINIMUN AIR TEMPERATURE (C) 8.9 9.7 14.8 17.7 22.8 26.2 27.4 26.8 23.7 20.1 17.0 14.0 19.1 DAYS WITH MINIMUM TEMP. >=21 0 0 2 8 26 30 31 31 28 12 3 0 171 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 5.0 5.0 8.0 13.0 18.0 23.0 24.0 23.0 20.0 17.0 12.0 8.0 5.0 DAY 18 1 1 6 1 1 12 28 17 29 20 12 MAXIMUM AIR TEMPERATURE (C) 18.3 17.6 24.6 28.1 32.3 33.1 36.8 35.3 35.3 32.2 27.7 22.4 28.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 10 28 30 31 31 30 27 11 0 200 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.0 25.0 32.0 35.0 36.0 37.0 46.0 39.0 40.0 36.0 33.0 27.0 46.0 DAY 6 21 16 23 11 8 20 1 4 3 9 1 DIF. BETWEEN (MAX.-MIN.) (C) 9.4 7.9 9.8 10.4 9.5 6.9 9.4 8.5 11.6 12.1 10.7 8.4 9.5 MEAN DAILY TEMP. (MDT) (C) 13.6 13.7 19.7 22.9 27.5 29.7 32.1 31.0 29.5 26.1 22.4 18.2 23.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 22.5 70.5 203.0 260.5 344.0 311.5 254.5 159.0 59.0 3.0 1687.5 HEATING DEG. DAYS(BASE 18 0C) 137.5 129.5 15.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.5 26.0 308.5 DEWPOINT (MEAN C) 7.8 9.0 11.2 14.5 20.3 21.7 24.2 23.6 22.5 19.5 15.5 13.1 16.9 MIXING RATIO (G/KG) 6.75 7.25 8.54 10.54 15.19 16.72 19.87 18.85 17.57 14.58 11.22 9.53 13.05 VAPOUR PRESSURE (HPA) 10.91 11.71 13.70 16.83 24.00 26.19 30.80 29.38 27.57 23.14 18.00 15.33 20.63 SATURATION DEF. (HPA) 6.16 5.24 11.38 13.94 16.70 18.66 20.70 16.39 14.21 11.65 9.72 5.60 12.53 RELATIVE HUMIDITY (MEAN %) 65 70 58 58 60 59 61 66 69 69 68 74 65 RELATIVE HUMIDITY (MAX. %) 81 84 77 76 73 69 76 81 90 87 85 87 81 RELATIVE HUMIDITY (MIN. %) 51 59 43 42 48 50 47 49 47 48 45 59 49 RELATIVE HUMIDITY (MEAN% 03UTC) 78 80 75 73 71 67 74 73 82 81 78 83 76 RELATIVE HUMIDITY (MEAN% 09UTC) 54 64 47 49 55 57 52 53 54 52 53 63 54 RELATIVE HUMIDITY (MEAN% 15UTC) 69 72 58 59 64 58 66 66 64 69 72 74 66 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 11.5 89.8 5.3 1.6 0.2 0.0 0.0 0.0 0.0 0.0 56.1 75.4 239.9 DAYS WITH PRECIPITATION >=10 1 3 0 0 0 0 0 0 0 0 3 3 10 DAYS WITH PRECIPITATION >= 5 1 3 0 0 0 0 0 0 0 0 3 3 10 DAYS WITH PRECIPITATION >= 1 2 7 3 1 0 0 0 0 0 0 3 6 22 DAYS WITH PRECIPITATION 4 9 6 6 1 0 0 0 0 0 4 11 41 GREATEST DAILY PRECIPITATION 10.0 45.0 2.0 1.0 0.2 0.0 0.0 0.0 0.0 0.0 24.0 30.0 45.0 DAY 16 2 3 1 28 ** ** ** ** ** 17 5 DAY WITH THUNDER STORM 0 1 0 1 0 0 0 0 0 0 5 8 15 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 7 0 9 5 6 9 3 7 6 4 0 0 56 WIND DIRECTION (PREVAILING) 315 315 315 270 270 270 270 270 270 270 360 315 270 PREVAILING WIND SPEED(KNOTS) 11.6 10.0 11.3 9.3 11.1 12.9 11.2 10.2 10.5 9.1 9.4 8.9 10.4 PREVAILING WIND PERCENT 36.1 23.4 22.6 28.7 47.7 50.7 40.0 31.8 22.9 19.4 13.3 25.0 22.3 CALMS PERCENT OF WIND 11.0 13.1 7.7 13.3 12.9 7.3 16.8 24.4 35.8 33.9 31.7 29.0 22.0 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 217 240 248 240 248 2258 VECTOR WIND DIRECTION (MEAN) 319 327 251 258 279 288 270 268 271 262 101 360 282 VECTOR WIND MAGNITUDE(KNOTS) 3.2 2.5 2.0 3.4 6.7 10.2 6.5 5.1 4.1 2.2 0.1 2.4 3.6 WIND STEADINESES (MEAN %) 34.4 36.2 19.0 40.0 74.4 91.1 73.9 68.0 67.2 40.0 1.6 35.8 45.0 WIND SPEED (MEAN KNOTS) 9.3 6.9 10.5 8.5 9.0 11.2 8.8 7.5 6.1 5.5 6.1 6.7 8.0 FASTEST WIND DIRECTION 160 320 140 320 330 260 300 320 320 150 180 160 320 FASTEST WIND SPEED (KNOTS) 28 20 30 35 24 20 24 25 25 23 24 26 35 DAY 15 23 29 24 16 3 8 18 5 25 8 15 DAYS WITH SKY CLEAR (0-2)/8 20 16 17 13 17 29 30 30 30 27 12 10 251 DAYS WITH P.CLOUDY (3-6)/8 9 4 7 9 9 1 1 1 0 3 14 15 73 DAYS WITH CLOUDY (7-8)/8 2 9 7 8 5 0 0 0 0 1 4 6 42 DAYS WITH VISIBILITY =< 2 KM 2 2 2 0 2 2 4 5 4 4 0 0 27 DURATION OF SUNSHINE HOURS 214.2 189.8 242.8 230.0 258.2 327.2 ****** ****** ****** 295.3 231.9 212.8 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.0 1017.3 1012.4 1010.6 1007.6 1000.7 996.5 999.3 1004.7 1011.5 1016.6 1016.3 1009.2 MAX. QFE PRESSURE IN HPA 1024.5 1026.0 1018.2 1016.6 1014.5 1010.6 1000.6 1006.9 1010.4 1017.9 1022.2 1022.5 1026.0 DAY-HOUR 19- 6 5- 6 1- 9 4- 6 2- 6 2- 6 20- 6 30- 6 21- 6 21- 6 24- 6 17- 6 MIN. QFE PRESSURE IN HPA 1008.2 1003.6 1004.9 1000.0 1002.9 995.7 991.9 994.0 998.5 1004.8 1009.2 1008.3 991.9 DAY-HOUR 25-12 2-12 19-12 24- 3 19-15 23-15 29-15 1-15 5-15 3-12 1-15 5- 3 MEAN QNH PRESSURE IN HPA 1019.1 1019.4 1014.4 1012.7 1009.6 1002.8 998.6 1001.3 1006.7 1013.5 1018.6 1018.3 1011.3 MAX. QNH PRESSURE IN HPA 1026.6 1028.1 1020.3 1018.7 1016.6 1012.7 1002.6 1008.9 1012.5 1020.0 1024.3 1024.6 1028.1 DAY-HOUR 19- 6 5- 6 1- 9 4- 6 2- 6 2- 6 20- 6 30- 6 21- 6 21- 6 24- 6 17- 6 MIN. QNH PRESSURE IN HPA 1010.2 1005.6 1006.9 1002.0 1004.9 997.7 993.9 996.0 1000.5 1006.8 1011.2 1010.3 993.9 DAY-HOUR 25-12 2-12 19-12 24- 3 19-15 23-15 29-15 1-15 5-15 3-12 1-15 5- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1001.7 1006.9 1013.7 1018.9 1018.6 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1009.1 1012.6 1020.1 1024.5 1024.8 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** 30- 6 21- 6 21- 6 24- 6 17- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 996.1 1000.7 1007.0 1011.4 1010.6 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** 1-15 5-15 3-12 1-15 5- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.3 1003.9 1010.8 1015.9 1016.0 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1004.5 1007.8 1016.1 1020.0 1020.9 ****** DAY ** ** ** ** ** ** ** 29 22 22 25 17 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 996.2 999.0 1005.5 1010.1 1008.5 ****** DAY ** ** ** ** ** ** ** 13 6 4 1 5 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1001.3 1005.9 1012.8 1018.0 1018.1 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1006.5 1009.8 1018.2 1022.1 1023.0 ****** DAY ** ** ** ** ** ** ** 29 22 22 25 17 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 998.2 1001.0 1007.5 1012.2 1010.5 ****** DAY ** ** ** ** ** ** ** 13 6 4 1 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1001.5 1006.1 1013.0 1018.2 1018.3 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1006.7 1010.0 1018.3 1022.3 1023.2 ****** DAY ** ** ** ** ** ** ** 29 22 22 25 17 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 998.4 1001.2 1007.7 1012.3 1010.8 ****** DAY ** ** ** ** ** ** ** 13 6 5 1 5 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1017.1 1012.3 1010.5 1007.8 1000.8 996.9 999.0 1004.7 1011.6 1016.6 1016.4 1009.3 MAX. QFE PRESSURE IN HPA 1023.5 1025.1 1017.5 1015.3 1013.6 1010.0 1000.0 1005.4 1008.8 1016.9 1020.8 1020.9 1025.1 DAY 19 6 1 4 2 2 20 30 21 22 20 18 MIN. QFE PRESSURE IN HPA 1010.6 1007.9 1005.4 1000.0 1004.1 996.7 993.8 996.0 1000.2 1005.8 1010.3 1008.3 993.8 DAY 7 2 19 24 20 24 29 2 4 4 1 5 MEAN QNH PRESSURE IN HPA 1019.5 1019.2 1014.4 1012.6 1009.8 1002.8 998.9 1001.1 1006.7 1013.6 1018.7 1018.4 1011.3 MAX. QNH PRESSURE IN HPA 1025.6 1027.2 1019.6 1017.4 1015.7 1012.1 1002.0 1007.4 1010.8 1019.0 1022.9 1023.0 1027.2 DAY 19 6 1 4 2 2 20 30 21 22 20 18 MIN. QNH PRESSURE IN HPA 1012.7 1009.9 1007.4 1002.0 1006.1 998.7 995.8 998.0 1002.2 1007.8 1012.4 1010.3 995.8 DAY 7 2 19 24 20 24 29 2 4 4 1 5 MEAN QFF PRESSURE IN HPA 1019.8 1019.5 1014.6 1012.8 1010.0 1003.0 999.0 1001.2 1006.9 1013.8 1018.9 1018.7 1011.5 MAX. QFF PRESSURE IN HPA 1025.9 1027.5 1019.9 1017.6 1015.9 1012.2 1002.2 1007.6 1011.0 1019.2 1023.1 1023.2 1027.5 DAY 19 6 1 4 2 2 20 30 21 22 20 18 MIN. QFF PRESSURE IN HPA 1012.9 1010.2 1007.7 1002.2 1006.3 998.9 995.9 998.1 1002.4 1008.0 1012.5 1010.6 995.9 DAY 7 2 19 24 20 24 29 2 4 4 1 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.5 1018.7 1013.7 1011.9 1008.8 1001.7 997.5 1000.0 1006.0 1013.0 1018.1 1017.9 1010.5 MAX. QFE PRESSURE IN HPA 1024.5 1026.0 1018.1 1016.6 1014.5 1010.6 1000.6 1006.9 1010.4 1017.9 1022.2 1022.5 1026.0 DAY 19 5 1 4 2 2 20 30 21 21 24 17 MIN. QFE PRESSURE IN HPA 1010.0 1007.7 1006.8 1001.2 1004.9 998.0 994.3 996.2 1001.3 1007.4 1012.1 1009.9 994.3 DAY 7 2 19 24 30 23 29 2 4 3 1 5 MEAN QNH PRESSURE IN HPA 1020.6 1020.7 1015.7 1013.9 1010.8 1003.8 999.5 1002.1 1008.1 1015.0 1020.2 1019.9 1012.5 MAX. QNH PRESSURE IN HPA 1026.6 1028.1 1020.2 1018.7 1016.6 1012.7 1002.6 1008.9 1012.5 1020.0 1024.3 1024.6 1028.1 DAY 19 5 1 4 2 2 20 30 21 21 24 17 MIN. QNH PRESSURE IN HPA 1012.1 1009.7 1008.8 1003.2 1006.9 1000.0 996.3 998.2 1003.3 1009.4 1014.1 1011.9 996.3 DAY 7 2 19 24 30 23 29 2 4 3 1 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1003.2 1008.2 1015.2 1020.4 1020.2 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1009.1 1012.6 1020.1 1024.5 1024.8 ****** DAY ** ** ** ** ** ** ** 30 21 21 24 17 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1000.2 1003.5 1009.6 1014.3 1012.2 ****** DAY ** ** ** ** ** ** ** 15 4 3 1 5 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1017.0 1017.9 1013.2 1011.4 1008.3 1001.5 997.1 999.7 1005.5 1012.1 1017.0 1016.4 1009.8 MAX. QFE PRESSURE IN HPA 1023.1 1025.1 1018.2 1016.2 1014.1 1009.9 1000.1 1006.3 1009.4 1017.2 1020.8 1020.7 1025.1 DAY 19 5 1 4 2 2 2 30 21 22 20 18 MIN. QFE PRESSURE IN HPA 1008.8 1005.0 1005.9 1001.6 1004.3 997.6 993.5 995.8 1001.3 1006.8 1011.2 1009.4 993.5 DAY 25 2 19 24 20 23 29 1 4 3 1 5 MEAN QNH PRESSURE IN HPA 1019.1 1019.9 1015.2 1013.5 1010.4 1003.6 999.2 1001.8 1007.5 1014.2 1019.1 1018.4 1011.8 MAX. QNH PRESSURE IN HPA 1025.2 1027.2 1020.3 1018.3 1016.2 1011.9 1002.1 1008.3 1011.4 1019.3 1022.9 1022.8 1027.2 DAY 19 5 1 4 2 2 2 30 21 22 20 18 MIN. QNH PRESSURE IN HPA 1010.8 1007.0 1007.9 1003.6 1006.3 999.6 995.5 997.8 1003.3 1008.8 1013.3 1011.4 995.5 DAY 25 2 19 24 20 23 29 1 4 3 1 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1002.8 1007.7 1014.4 1019.3 1018.7 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1008.5 1011.6 1019.5 1023.1 1023.0 ****** DAY ** ** ** ** ** ** ** 30 21 22 20 18 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.4 1003.4 1009.0 1013.4 1011.7 ****** DAY ** ** ** ** ** ** ** 12 4 3 1 5 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.0 1016.5 1011.4 1009.9 1007.0 1000.2 995.9 998.6 1004.0 1010.7 1015.8 1015.2 1008.4 MAX. QFE PRESSURE IN HPA 1022.2 1023.3 1016.3 1014.5 1012.3 1008.8 998.7 1004.8 1007.5 1015.7 1019.5 1019.6 1023.3 DAY 19 5 1 3 2 1 1 29 28 21 20 18 MIN. QFE PRESSURE IN HPA 1008.2 1003.6 1004.9 1001.6 1003.5 996.4 992.5 995.0 999.8 1004.8 1009.5 1008.9 992.5 DAY 25 2 19 24 19 22 29 1 5 3 1 5 MEAN QNH PRESSURE IN HPA 1018.0 1018.5 1013.5 1011.9 1009.0 1002.2 997.9 1000.7 1006.0 1012.7 1017.9 1017.3 1010.5 MAX. QNH PRESSURE IN HPA 1024.3 1025.4 1018.4 1016.6 1014.3 1010.8 1000.7 1006.8 1009.5 1017.8 1021.6 1021.7 1025.4 DAY 19 5 1 3 2 1 1 29 28 21 20 18 MIN. QNH PRESSURE IN HPA 1010.2 1005.6 1006.9 1003.6 1005.5 998.4 994.5 997.0 1001.8 1006.8 1011.5 1010.9 994.5 DAY 25 2 19 24 19 22 29 1 5 3 1 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1001.8 1006.2 1012.9 1018.1 1017.5 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1007.0 1009.7 1017.9 1021.8 1021.9 ****** DAY ** ** ** ** ** ** ** 29 28 21 20 18 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 998.5 1002.0 1007.0 1011.7 1011.2 ****** DAY ** ** ** ** ** ** ** 12 5 3 1 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1016.4 1016.6 1011.4 1009.6 1006.3 999.5 995.4 998.2 1003.8 1010.7 1016.2 1015.7 1008.3 MAX. QFE PRESSURE IN HPA 1022.4 1023.5 1017.3 1014.5 1011.6 1008.5 998.5 1004.3 1007.8 1015.4 1020.1 1020.0 1023.5 DAY 19 4 1 3 2 1 20 29 20 21 24 18 MIN. QFE PRESSURE IN HPA 1009.2 1006.1 1004.9 1002.2 1002.9 995.7 991.9 994.0 998.5 1004.8 1009.2 1010.1 991.9 DAY 25 2 19 23 19 23 29 1 5 3 1 4 MEAN QNH PRESSURE IN HPA 1018.4 1018.7 1013.5 1011.7 1008.3 1001.5 997.4 1000.2 1005.8 1012.8 1018.2 1017.8 1010.4 MAX. QNH PRESSURE IN HPA 1024.5 1025.6 1019.4 1016.6 1013.7 1010.5 1000.5 1006.3 1009.8 1017.5 1022.2 1022.1 1025.6 DAY 19 4 1 3 2 1 20 29 20 21 24 18 MIN. QNH PRESSURE IN HPA 1011.2 1008.1 1006.9 1004.2 1004.9 997.7 993.9 996.0 1000.5 1006.8 1011.2 1012.2 993.9 DAY 25 2 19 23 19 23 29 1 5 3 1 4 MEAN QFF PRESSURE IN HPA 1018.7 1019.0 1013.7 1011.9 1008.5 1001.7 997.5 1000.4 1006.0 1012.9 1018.4 1018.1 1010.6 MAX. QFF PRESSURE IN HPA 1024.8 1025.9 1019.7 1016.8 1013.9 1010.7 1000.7 1006.5 1010.0 1017.7 1022.4 1022.3 1025.9 DAY 19 4 1 3 2 1 20 29 20 22 24 19 MIN. QFF PRESSURE IN HPA 1011.5 1008.4 1007.2 1004.4 1005.1 997.9 994.0 996.1 1000.7 1007.0 1011.4 1012.4 994.0 DAY 25 2 19 23 19 23 29 1 5 3 1 4 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1000.1 1005.0 1011.7 1016.8 1016.5 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1005.4 1009.0 1016.7 1020.3 1020.7 ****** DAY ** ** ** ** ** ** ** 29 20 21 23 16 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 997.1 999.7 1006.5 1010.6 1010.0 ****** DAY ** ** ** ** ** ** ** 12 5 3 1 4 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1002.1 1007.0 1013.8 1018.8 1018.5 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1007.4 1011.0 1018.8 1022.4 1022.8 ****** DAY ** ** ** ** ** ** ** 29 20 21 23 16 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.1 1001.7 1008.5 1012.7 1012.1 ****** DAY ** ** ** ** ** ** ** 12 5 3 1 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1002.2 1007.2 1013.9 1019.0 1018.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1007.6 1011.2 1018.9 1022.6 1023.0 ****** DAY ** ** ** ** ** ** ** 29 20 21 23 16 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.3 1001.9 1008.7 1012.8 1012.3 ****** DAY ** ** ** ** ** ** ** 12 5 3 1 4 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.9 1004.6 1011.4 1016.4 1016.2 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1005.4 1008.3 1016.2 1020.0 1021.0 ****** DAY ** ** ** ** ** ** ** 29 20 21 24 18 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 996.5 999.5 1006.0 1011.2 1008.8 ****** DAY ** ** ** ** ** ** ** 12 5 3 1 4 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1001.9 1006.7 1013.5 1018.5 1018.3 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1007.4 1010.3 1018.3 1022.1 1023.1 ****** DAY ** ** ** ** ** ** ** 29 20 21 24 18 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 998.5 1001.5 1008.0 1013.3 1010.8 ****** DAY ** ** ** ** ** ** ** 12 5 3 1 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1002.0 1006.8 1013.6 1018.7 1018.5 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1007.6 1010.5 1018.4 1022.3 1023.3 ****** DAY ** ** ** ** ** ** ** 29 20 21 24 18 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 998.7 1001.7 1008.2 1013.4 1011.1 ****** DAY ** ** ** ** ** ** ** 12 5 4 1 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 15.9 14.8 22.5 23.2 28.0 31.1 31.5 32.4 30.4 27.7 19.7 17.6 24.6 MINIMUN AIR TEMPERATURE (C) 12.7 10.3 17.5 18.8 23.2 26.0 27.7 28.3 24.5 21.2 14.4 12.3 19.7 DAYS WITH MINIMUM TEMP. >=21 1 0 5 7 26 30 31 31 30 22 0 0 183 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 8.0 6.0 12.0 13.0 19.0 21.0 23.0 25.0 22.0 17.0 10.0 7.0 6.0 DAY 13 6 3 15 3 2 9 17 23 31 18 12 MAXIMUM AIR TEMPERATURE (C) 19.4 19.4 28.3 28.0 32.9 35.4 35.3 36.5 35.6 33.0 24.9 22.5 29.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 13 9 24 30 31 31 30 29 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) 23.0 29.0 35.0 37.0 39.0 42.0 38.0 40.0 39.0 38.0 32.0 26.0 42.0 DAY 6 28 10 1 23 21 14 29 1 3 2 6 DIF. BETWEEN (MAX.-MIN.) (C) 6.7 9.1 10.8 9.2 9.7 9.4 7.6 8.2 11.1 11.8 10.5 10.2 9.6 MEAN DAILY TEMP. (MDT) (C) 16.0 14.8 22.9 23.4 28.0 30.7 31.5 32.4 30.0 27.1 19.6 17.4 24.5 COOLING DEG. DAYS(BASE 21 0C) 1.0 0.0 72.0 78.5 218.5 290.5 324.5 352.5 271.5 190.0 17.0 0.5 1816.5 HEATING DEG. DAYS(BASE 18 0C) 72.5 93.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6.0 37.5 209.5 DEWPOINT (MEAN C) 11.6 9.5 14.3 15.6 19.0 22.5 23.9 24.9 23.8 21.8 13.5 12.2 17.7 MIXING RATIO (G/KG) 8.63 7.49 10.42 11.41 14.20 17.74 19.25 20.50 19.13 16.86 9.85 9.06 13.71 VAPOUR PRESSURE (HPA) 13.89 12.10 16.64 18.19 22.44 27.71 29.89 31.85 29.94 26.64 15.83 14.60 21.64 SATURATION DEF. (HPA) 4.43 5.14 11.37 10.87 16.08 18.06 16.74 17.19 14.39 11.46 7.75 6.05 11.63 RELATIVE HUMIDITY (MEAN %) 77 72 63 65 61 62 66 66 69 72 69 72 68 RELATIVE HUMIDITY (MAX. %) 88 86 80 80 75 78 80 83 86 89 87 88 83 RELATIVE HUMIDITY (MIN. %) 62 54 44 47 45 48 51 48 51 53 51 55 51 RELATIVE HUMIDITY (MEAN% 03UTC) 83 83 74 74 71 70 74 77 78 85 82 84 78 RELATIVE HUMIDITY (MEAN% 09UTC) 70 60 50 54 52 56 55 54 57 57 53 58 56 RELATIVE HUMIDITY (MEAN% 15UTC) 76 70 63 63 58 60 63 64 68 68 65 72 66 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 131.9 8.1 8.1 29.1 2.8 0.0 0.0 0.0 0.0 8.0 36.9 19.1 244.0 DAYS WITH PRECIPITATION >=10 4 0 0 0 0 0 0 0 0 0 1 1 6 DAYS WITH PRECIPITATION >= 5 8 0 1 4 0 0 0 0 0 1 2 1 17 DAYS WITH PRECIPITATION >= 1 12 3 2 6 1 0 0 0 0 1 3 2 30 DAYS WITH PRECIPITATION 15 5 4 7 3 0 0 0 0 1 6 4 45 GREATEST DAILY PRECIPITATION 46.0 4.0 7.0 6.1 2.0 0.0 0.0 0.0 0.0 8.0 27.0 17.0 46.0 DAY 21 20 20 10 8 ** ** ** ** 30 4 27 DAY WITH THUNDER STORM 11 0 2 3 4 0 0 1 0 3 4 5 33 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 5 5 8 8 7 7 9 3 2 0 1 55 WIND DIRECTION (PREVAILING) 135 315 315 315 270 270 270 315 270 90 315 360 315 PREVAILING WIND SPEED(KNOTS) 13.4 10.3 12.1 12.9 11.7 11.0 11.0 12.2 10.1 4.0 10.9 9.3 11.1 PREVAILING WIND PERCENT 23.0 26.3 14.9 28.0 27.0 38.3 34.7 21.8 22.9 15.3 22.9 23.0 17.9 CALMS PERCENT OF WIND 26.2 21.4 19.8 16.3 16.5 19.6 21.8 25.0 27.9 19.0 7.9 16.5 19.8 NO. OF WIND OBSERVATION 248 224 248 239 248 240 248 248 240 248 240 248 2919 VECTOR WIND DIRECTION (MEAN) 64 335 207 310 268 264 275 284 288 271 3 5 293 VECTOR WIND MAGNITUDE(KNOTS) 2.3 3.4 1.6 4.9 5.2 7.0 5.9 4.5 3.4 1.2 3.6 1.5 2.7 WIND STEADINESES (MEAN %) 27.4 47.9 17.0 49.5 57.1 83.3 73.7 60.0 58.6 20.7 48.0 21.7 34.6 WIND SPEED (MEAN KNOTS) 8.4 7.1 9.4 9.9 9.1 8.4 8.0 7.5 5.8 5.8 7.5 6.9 7.8 FASTEST WIND DIRECTION 120 170 30 320 290 280 280 330 310 60 140 180 30 FASTEST WIND SPEED (KNOTS) 25 25 65 36 25 25 25 20 24 24 22 22 65 DAY 5 8 5 13 28 25 6 5 12 30 8 16 DAYS WITH SKY CLEAR (0-2)/8 11 11 19 10 24 30 31 30 30 28 23 14 261 DAYS WITH P.CLOUDY (3-6)/8 10 10 4 12 6 0 0 1 0 2 5 12 62 DAYS WITH CLOUDY (7-8)/8 10 7 8 8 1 0 0 0 0 1 2 5 42 DAYS WITH VISIBILITY =< 2 KM 2 2 1 4 2 3 4 0 0 2 0 4 24 DURATION OF SUNSHINE HOURS 189.9 188.9 239.8 237.7 344.1 355.7 349.6 328.6 314.8 297.0 255.8 227.8 3329.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1015.7 1017.3 1011.6 1010.8 1005.8 1000.2 996.3 999.2 1004.8 1010.5 1016.4 1017.7 1008.9 MAX. QFE PRESSURE IN HPA 1025.3 1025.5 1019.6 1017.4 1011.3 1005.8 999.7 1006.8 1009.6 1017.0 1022.9 1022.4 1025.5 DAY-HOUR 31- 6 4- 6 25- 6 14- 6 1- 6 3- 9 15- 6 25- 6 22- 6 31-18 25- 6 18- 6 MIN. QFE PRESSURE IN HPA 1006.6 1011.6 1001.7 1004.8 999.7 996.2 992.0 993.0 998.7 1005.4 1010.0 1013.6 992.0 DAY-HOUR 24-15 14-12 20-12 12-15 31-15 30-15 17-15 7-15 7-15 2- 0 2-21 24- 0 MEAN QNH PRESSURE IN HPA 1017.8 1019.3 1013.7 1012.9 1007.8 1002.2 998.4 1001.2 1006.9 1012.5 1018.4 1019.8 1010.9 MAX. QNH PRESSURE IN HPA 1027.4 1027.6 1021.7 1019.5 1013.4 1007.8 1001.7 1008.8 1011.6 1019.1 1025.0 1024.5 1027.6 DAY-HOUR 31- 6 4- 6 25- 6 14- 6 1- 6 3- 9 15- 6 25- 6 22- 6 31-18 25- 6 18- 6 MIN. QNH PRESSURE IN HPA 1008.6 1013.7 1003.7 1006.8 1001.7 998.2 994.0 995.0 1000.7 1007.4 1012.1 1015.7 994.0 DAY-HOUR 24-15 14-12 20-12 12-15 31-15 30-15 17-15 7-15 7-15 2- 0 2-21 24- 0 MEAN QFF PRESSURE IN HPA 1018.1 1019.6 1013.9 1013.1 1008.0 1002.4 998.5 1001.3 1007.0 1012.7 1018.7 1020.0 1011.1 MAX. QFF PRESSURE IN HPA 1027.7 1027.9 1021.9 1019.7 1013.5 1008.0 1001.9 1009.0 1011.8 1019.3 1025.2 1024.7 1027.9 DAY-HOUR 31- 6 4- 6 25- 6 14- 6 1- 6 3- 9 15- 6 25-18 22- 6 31-18 25- 6 18- 6 MIN. QFF PRESSURE IN HPA 1008.9 1013.9 1003.9 1007.0 1001.9 998.4 994.1 995.1 1000.9 1007.6 1012.2 1015.9 994.1 DAY-HOUR 24-15 14-12 20-12 12-15 31-15 30-15 17-15 8- 0 7-15 2- 0 2-21 24- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1015.3 1016.7 1011.1 1010.2 1005.5 999.7 995.8 998.5 1004.3 1009.9 1016.0 1017.3 1008.4 MAX. QFE PRESSURE IN HPA 1021.5 1022.9 1017.6 1015.6 1009.5 1004.7 998.3 1004.6 1007.6 1014.3 1021.8 1020.7 1022.9 DAY 31 4 25 19 1 4 27 25 30 26 25 18 MIN. QFE PRESSURE IN HPA 1007.9 1012.3 1002.8 1005.5 1000.6 996.6 992.3 993.0 999.6 1005.4 1010.0 1013.6 992.3 DAY 23 14 21 4 19 12 18 8 7 2 3 24 MEAN QNH PRESSURE IN HPA 1017.4 1018.8 1013.1 1012.3 1007.5 1001.7 997.8 1000.5 1006.3 1012.0 1018.1 1019.4 1010.4 MAX. QNH PRESSURE IN HPA 1023.6 1025.0 1019.7 1017.7 1011.5 1006.7 1000.3 1006.6 1009.6 1016.4 1023.9 1022.8 1025.0 DAY 31 4 25 19 1 4 27 25 30 26 25 18 MIN. QNH PRESSURE IN HPA 1009.9 1014.3 1004.8 1007.5 1002.6 998.6 994.3 995.0 1001.6 1007.4 1012.1 1015.7 994.3 DAY 23 14 21 4 19 12 18 8 7 2 3 24 MEAN QFF PRESSURE IN HPA 1017.6 1019.1 1013.3 1012.5 1007.7 1001.9 997.9 1000.6 1006.5 1012.2 1018.3 1019.7 1010.6 MAX. QFF PRESSURE IN HPA 1023.9 1025.3 1019.9 1017.9 1011.7 1006.9 1000.5 1006.8 1009.8 1016.5 1024.1 1023.0 1025.3 DAY 31 4 25 19 1 4 27 25 30 26 25 18 MIN. QFF PRESSURE IN HPA 1010.2 1014.6 1005.0 1007.8 1002.8 998.8 994.4 995.1 1001.8 1007.6 1012.2 1015.9 994.4 DAY 23 14 21 4 19 12 18 8 7 2 3 24 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1015.5 1017.1 1011.6 1010.9 1005.9 1000.2 996.4 999.2 1004.9 1010.5 1016.6 1017.7 1008.9 MAX. QFE PRESSURE IN HPA 1022.5 1023.8 1018.1 1016.2 1010.0 1005.0 998.9 1005.8 1008.2 1014.8 1022.2 1021.3 1023.8 DAY 31 4 25 14 6 4 15 25 29 26 25 18 MIN. QFE PRESSURE IN HPA 1008.1 1012.4 1003.2 1005.3 1001.0 997.2 992.6 993.6 1000.4 1006.3 1010.6 1014.2 992.6 DAY 23 14 21 4 19 12 18 8 7 1 3 24 MEAN QNH PRESSURE IN HPA 1017.5 1019.2 1013.6 1013.0 1007.9 1002.3 998.4 1001.2 1006.9 1012.6 1018.6 1019.8 1010.9 MAX. QNH PRESSURE IN HPA 1024.6 1025.9 1020.2 1018.3 1012.1 1007.0 1000.9 1007.8 1010.2 1016.9 1024.3 1023.4 1025.9 DAY 31 4 25 14 6 4 15 25 29 26 25 18 MIN. QNH PRESSURE IN HPA 1010.1 1014.4 1005.2 1007.3 1003.0 999.2 994.6 995.6 1002.4 1008.3 1012.7 1016.3 994.6 DAY 23 14 21 4 19 12 18 8 7 1 3 24 MEAN QFF PRESSURE IN HPA 1017.8 1019.5 1013.9 1013.2 1008.1 1002.4 998.5 1001.4 1007.1 1012.8 1018.9 1020.1 1011.1 MAX. QFF PRESSURE IN HPA 1024.9 1026.2 1020.4 1018.5 1012.2 1007.2 1001.1 1008.0 1010.4 1017.0 1024.5 1023.6 1026.2 DAY 31 4 25 14 6 4 15 25 29 26 25 18 MIN. QFF PRESSURE IN HPA 1010.4 1014.8 1005.4 1007.6 1003.2 999.4 994.7 995.8 1002.6 1008.5 1012.8 1016.5 994.7 DAY 23 14 21 4 19 12 18 8 7 1 3 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1018.8 1013.0 1012.2 1007.2 1001.2 997.2 1000.4 1006.1 1011.9 1017.9 1019.3 1010.2 MAX. QFE PRESSURE IN HPA 1025.3 1025.5 1019.6 1017.4 1011.3 1005.7 999.7 1006.8 1009.6 1016.3 1022.9 1022.4 1025.5 DAY 31 4 25 14 1 3 15 25 22 31 25 18 MIN. QFE PRESSURE IN HPA 1009.8 1013.8 1003.5 1008.1 1002.4 998.2 993.2 994.4 1001.7 1007.4 1013.4 1015.7 993.2 DAY 23 15 20 17 31 28 18 8 7 1 3 24 MEAN QNH PRESSURE IN HPA 1019.5 1020.9 1015.0 1014.3 1009.2 1003.2 999.3 1002.4 1008.2 1014.0 1019.9 1021.4 1012.3 MAX. QNH PRESSURE IN HPA 1027.4 1027.6 1021.7 1019.5 1013.4 1007.7 1001.7 1008.8 1011.6 1018.4 1025.0 1024.5 1027.6 DAY 31 4 25 14 1 3 15 25 22 31 25 18 MIN. QNH PRESSURE IN HPA 1011.8 1015.9 1005.5 1010.1 1004.4 1000.2 995.2 996.4 1003.7 1009.4 1015.5 1017.8 995.2 DAY 23 15 20 17 31 28 18 8 7 1 3 24 MEAN QFF PRESSURE IN HPA 1019.8 1021.2 1015.2 1014.5 1009.4 1003.3 999.4 1002.5 1008.3 1014.2 1020.2 1021.6 1012.5 MAX. QFF PRESSURE IN HPA 1027.7 1027.9 1021.9 1019.7 1013.5 1007.9 1001.9 1009.0 1011.8 1018.6 1025.2 1024.7 1027.9 DAY 31 4 25 14 1 3 15 25 22 31 25 18 MIN. QFF PRESSURE IN HPA 1012.1 1016.1 1005.7 1010.4 1004.6 1000.4 995.3 996.6 1003.9 1009.6 1015.6 1018.0 995.3 DAY 23 15 20 17 31 28 18 8 7 1 3 24 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1016.5 1018.2 1012.5 1011.7 1006.8 1001.0 997.2 1000.0 1005.6 1011.3 1017.1 1018.5 1009.7 MAX. QFE PRESSURE IN HPA 1024.5 1024.0 1018.8 1017.0 1010.7 1005.8 999.1 1006.7 1009.1 1015.6 1022.1 1021.3 1024.5 DAY 31 3 25 14 1 3 27 25 22 26 25 3 MIN. QFE PRESSURE IN HPA 1007.5 1013.3 1003.0 1006.4 1002.0 998.0 993.6 994.1 1000.8 1006.8 1012.5 1015.2 993.6 DAY 24 14 20 17 31 12 18 8 7 1 3 24 MEAN QNH PRESSURE IN HPA 1018.6 1020.2 1014.5 1013.8 1008.8 1003.1 999.2 1002.0 1007.7 1013.4 1019.1 1020.6 1011.7 MAX. QNH PRESSURE IN HPA 1026.6 1026.1 1020.9 1019.1 1012.8 1007.8 1001.1 1008.7 1011.1 1017.7 1024.2 1023.4 1026.6 DAY 31 3 25 14 1 3 27 25 22 26 25 3 MIN. QNH PRESSURE IN HPA 1009.5 1015.4 1005.0 1008.4 1004.0 1000.0 995.6 996.1 1002.8 1008.8 1014.6 1017.3 995.6 DAY 24 14 20 17 31 12 18 8 7 1 3 24 MEAN QFF PRESSURE IN HPA 1018.8 1020.5 1014.7 1014.0 1009.0 1003.2 999.4 1002.1 1007.8 1013.5 1019.4 1020.8 1011.9 MAX. QFF PRESSURE IN HPA 1026.9 1026.4 1021.1 1019.3 1012.9 1008.0 1001.3 1008.9 1011.3 1017.8 1024.4 1023.6 1026.9 DAY 31 3 25 14 1 3 27 25 22 26 25 3 MIN. QFF PRESSURE IN HPA 1009.8 1015.6 1005.2 1008.7 1004.2 1000.1 995.7 996.2 1003.0 1009.0 1014.7 1017.5 995.7 DAY 24 14 20 17 31 12 18 8 7 1 3 24 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1014.9 1016.4 1010.9 1010.1 1005.4 1000.0 996.1 998.7 1004.2 1009.9 1015.7 1017.1 1008.3 MAX. QFE PRESSURE IN HPA 1022.4 1023.0 1017.0 1016.1 1009.4 1005.3 998.1 1005.2 1007.6 1013.3 1021.0 1020.4 1023.0 DAY 31 3 25 14 1 3 10 25 22 30 24 9 MIN. QFE PRESSURE IN HPA 1007.7 1011.6 1001.7 1004.9 1000.8 996.7 993.2 993.3 998.9 1005.5 1011.2 1014.1 993.2 DAY 24 14 20 17 31 12 18 8 7 1 2 24 MEAN QNH PRESSURE IN HPA 1016.9 1018.5 1013.0 1012.1 1007.5 1002.0 998.1 1000.8 1006.2 1011.9 1017.8 1019.2 1010.3 MAX. QNH PRESSURE IN HPA 1024.5 1025.1 1019.1 1018.2 1011.4 1007.3 1000.1 1007.2 1009.6 1015.4 1023.1 1022.5 1025.1 DAY 31 3 25 14 1 3 10 25 22 30 24 9 MIN. QNH PRESSURE IN HPA 1009.7 1013.7 1003.7 1006.9 1002.8 998.7 995.2 995.3 1000.9 1007.5 1013.3 1016.2 995.2 DAY 24 14 20 17 31 12 18 8 7 1 2 24 MEAN QFF PRESSURE IN HPA 1017.2 1018.8 1013.2 1012.4 1007.6 1002.2 998.3 1000.9 1006.3 1012.1 1018.0 1019.4 1010.5 MAX. QFF PRESSURE IN HPA 1024.8 1025.4 1019.3 1018.4 1011.7 1007.5 1000.3 1007.4 1009.8 1015.6 1023.3 1022.7 1025.4 DAY 31 3 25 14 1 3 10 25 29 30 24 9 MIN. QFF PRESSURE IN HPA 1010.0 1013.9 1003.9 1007.2 1003.0 998.9 995.3 995.5 1001.1 1007.7 1013.4 1016.4 995.3 DAY 24 14 20 17 31 12 18 8 7 1 2 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1015.1 1016.7 1010.8 1010.0 1004.8 999.4 995.5 998.4 1003.9 1009.8 1015.8 1017.2 1008.1 MAX. QFE PRESSURE IN HPA 1022.4 1023.0 1016.6 1016.1 1008.4 1005.3 997.5 1005.4 1008.0 1014.7 1021.2 1020.7 1023.0 DAY 31 3 24 14 1 3 10 24 29 31 24 9 MIN. QFE PRESSURE IN HPA 1006.6 1012.4 1001.7 1004.8 999.7 996.2 992.0 993.0 998.7 1005.5 1011.0 1013.6 992.0 DAY 24 14 20 12 31 30 17 7 7 1 2 24 MEAN QNH PRESSURE IN HPA 1017.2 1018.7 1012.9 1012.0 1006.8 1001.4 997.5 1000.4 1005.9 1011.9 1017.9 1019.3 1010.2 MAX. QNH PRESSURE IN HPA 1024.5 1025.1 1018.7 1018.2 1010.4 1007.3 999.5 1007.4 1010.0 1016.8 1023.3 1022.8 1025.1 DAY 31 3 24 14 1 3 10 24 29 31 24 9 MIN. QNH PRESSURE IN HPA 1008.6 1014.4 1003.7 1006.8 1001.7 998.2 994.0 995.0 1000.7 1007.5 1013.1 1015.7 994.0 DAY 24 14 20 12 31 30 17 7 7 1 2 24 MEAN QFF PRESSURE IN HPA 1017.4 1019.0 1013.1 1012.2 1007.0 1001.6 997.7 1000.5 1006.1 1012.1 1018.1 1019.5 1010.4 MAX. QFF PRESSURE IN HPA 1024.8 1025.4 1018.9 1018.4 1010.6 1007.5 999.7 1007.6 1010.2 1017.0 1023.5 1023.1 1025.4 DAY 31 3 24 14 1 3 10 24 29 31 24 9 MIN. QFF PRESSURE IN HPA 1008.9 1014.8 1003.9 1007.0 1001.9 998.4 994.1 995.2 1000.9 1007.7 1013.3 1015.9 994.1 DAY 24 15 20 12 31 30 17 7 7 1 2 24 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1015.8 1017.3 1011.6 1010.9 1005.6 1000.3 996.4 999.4 1005.0 1010.3 1016.0 1017.4 1008.8 MAX. QFE PRESSURE IN HPA 1022.6 1023.9 1017.1 1016.0 1009.7 1005.5 998.8 1006.8 1008.5 1017.0 1021.2 1020.1 1023.9 DAY 31 3 24 14 16 3 14 25 22 31 24 9 MIN. QFE PRESSURE IN HPA 1008.6 1012.8 1003.8 1006.2 1000.4 997.3 992.2 993.7 1000.8 1005.8 1010.3 1014.0 992.2 DAY 24 14 19 12 31 30 17 7 7 1 2 16 MEAN QNH PRESSURE IN HPA 1017.8 1019.4 1013.7 1012.9 1007.6 1002.3 998.5 1001.4 1007.1 1012.4 1018.0 1019.5 1010.9 MAX. QNH PRESSURE IN HPA 1024.7 1026.0 1019.2 1018.1 1011.7 1007.5 1000.8 1008.8 1010.5 1019.1 1023.3 1022.2 1026.0 DAY 31 3 24 14 16 3 14 25 22 31 24 9 MIN. QNH PRESSURE IN HPA 1010.6 1014.9 1005.8 1008.2 1002.4 999.3 994.2 995.7 1002.8 1007.8 1012.4 1016.1 994.2 DAY 24 14 19 12 31 30 17 7 7 1 2 16 MEAN QFF PRESSURE IN HPA 1018.1 1019.6 1013.9 1013.1 1007.8 1002.4 998.6 1001.5 1007.2 1012.5 1018.3 1019.7 1011.1 MAX. QFF PRESSURE IN HPA 1025.0 1026.3 1019.4 1018.3 1011.9 1007.7 1001.0 1009.0 1010.7 1019.3 1023.5 1022.4 1026.3 DAY 31 3 24 14 16 3 14 25 22 31 24 9 MIN. QFF PRESSURE IN HPA 1010.9 1015.1 1006.0 1008.4 1002.6 999.5 994.3 995.9 1003.0 1008.0 1012.5 1016.3 994.3 DAY 24 14 19 12 31 30 17 7 7 1 2 16 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1015.6 1017.0 1011.6 1010.8 1005.5 1000.1 996.2 999.1 1004.7 1010.2 1016.0 1017.4 1008.7 MAX. QFE PRESSURE IN HPA 1022.3 1023.6 1017.6 1015.6 1009.5 1005.5 998.4 1005.2 1007.9 1016.5 1021.6 1020.5 1023.6 DAY 31 3 24 18 10 3 14 29 21 31 24 17 MIN. QFE PRESSURE IN HPA 1008.2 1012.3 1004.5 1007.2 1000.8 996.8 992.5 993.9 1000.3 1005.8 1010.0 1014.8 992.5 DAY 24 13 20 28 31 30 17 7 7 1 2 23 MEAN QNH PRESSURE IN HPA 1017.7 1019.0 1013.6 1012.9 1007.5 1002.1 998.2 1001.1 1006.8 1012.3 1018.0 1019.4 1010.7 MAX. QNH PRESSURE IN HPA 1024.4 1025.7 1019.7 1017.7 1011.5 1007.5 1000.4 1007.2 1009.9 1018.6 1023.7 1022.6 1025.7 DAY 31 3 24 18 10 3 14 29 21 31 24 17 MIN. QNH PRESSURE IN HPA 1010.2 1014.3 1006.5 1009.2 1002.8 998.8 994.5 995.9 1002.3 1007.8 1012.1 1016.9 994.5 DAY 24 13 20 28 31 30 17 7 7 1 2 23 MEAN QFF PRESSURE IN HPA 1017.9 1019.3 1013.8 1013.1 1007.7 1002.2 998.3 1001.2 1006.9 1012.4 1018.2 1019.7 1010.9 MAX. QFF PRESSURE IN HPA 1024.7 1026.0 1019.9 1017.9 1011.7 1007.7 1000.6 1007.4 1010.1 1018.8 1023.9 1022.8 1026.0 DAY 31 3 24 18 10 3 14 29 21 31 24 17 MIN. QFF PRESSURE IN HPA 1010.5 1014.7 1006.7 1009.4 1003.0 999.0 994.6 996.0 1002.5 1008.0 1012.2 1017.1 994.6 DAY 24 13 20 28 31 30 17 7 7 1 2 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 14.6 16.8 19.3 24.6 27.6 29.7 32.2 32.1 28.6 25.5 21.8 16.2 24.1 MINIMUN AIR TEMPERATURE (C) 10.4 12.0 14.5 18.7 22.9 25.2 28.2 27.1 22.7 19.2 15.0 11.5 18.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 7 25 28 31 31 26 8 0 0 156 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 4.0 9.0 11.0 14.0 18.0 20.0 24.0 24.0 19.0 15.0 12.0 5.0 4.0 DAY 30 4 1 1 9 11 25 7 15 18 26 17 MAXIMUM AIR TEMPERATURE (C) 18.9 21.5 23.8 31.2 32.5 33.9 36.4 36.6 33.6 30.7 27.8 20.9 29.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 19 27 30 31 31 30 21 4 0 195 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 23.0 27.0 32.0 39.0 38.0 39.0 42.0 39.0 37.0 33.0 30.0 25.0 42.0 DAY 21 12 22 29 26 17 19 3 29 1 7 6 DIF. BETWEEN (MAX.-MIN.) (C) 8.5 9.5 9.3 12.5 9.6 8.7 8.2 9.5 10.9 11.5 12.8 9.4 10.1 MEAN DAILY TEMP. (MDT) (C) 14.6 16.8 19.2 24.9 27.7 29.6 32.3 31.8 28.2 25.0 21.4 16.2 24.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 9.5 118.5 207.0 257.0 350.0 335.5 215.0 123.0 19.0 0.5 1635.0 HEATING DEG. DAYS(BASE 18 0C) 106.5 44.5 6.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 73.0 230.0 DEWPOINT (MEAN C) 10.4 12.0 13.3 15.3 19.0 22.5 24.9 25.3 22.6 18.9 16.0 10.3 17.6 MIXING RATIO (G/KG) 7.94 8.80 9.62 11.21 14.19 17.69 20.54 21.06 17.66 14.05 11.58 8.00 13.53 VAPOUR PRESSURE (HPA) 12.82 14.17 15.43 17.86 22.39 27.60 31.83 32.63 27.66 22.29 18.55 12.91 21.34 SATURATION DEF. (HPA) 4.02 5.27 7.38 14.04 15.05 14.80 16.69 15.60 12.14 11.17 8.32 6.03 10.88 RELATIVE HUMIDITY (MEAN %) 77 75 70 60 62 67 67 69 72 69 71 70 69 RELATIVE HUMIDITY (MAX. %) 92 89 85 80 79 82 83 85 87 87 88 84 85 RELATIVE HUMIDITY (MIN. %) 61 58 54 38 44 50 50 53 53 48 49 52 51 RELATIVE HUMIDITY (MEAN% 03UTC) 88 86 81 71 67 72 76 77 79 81 84 77 78 RELATIVE HUMIDITY (MEAN% 09UTC) 68 61 58 42 56 59 56 55 58 55 52 57 56 RELATIVE HUMIDITY (MEAN% 15UTC) 73 73 69 58 57 62 63 66 70 67 72 71 67 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 198.0 6.1 1.3 1.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12.5 219.5 DAYS WITH PRECIPITATION >=10 2 0 0 0 0 0 0 0 0 0 0 0 2 DAYS WITH PRECIPITATION >= 5 5 0 0 0 0 0 0 0 0 0 0 1 6 DAYS WITH PRECIPITATION >= 1 7 3 1 1 0 0 0 0 0 0 0 4 16 DAYS WITH PRECIPITATION 10 6 3 5 1 0 0 0 0 0 0 6 31 GREATEST DAILY PRECIPITATION 150.0 2.3 1.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6.0 150.0 DAY 12 22 10 23 ** ** ** ** ** ** ** 12 DAY WITH THUNDER STORM 7 2 0 2 0 0 0 0 0 0 0 3 14 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 4 6 9 11 13 7 4 4 3 2 3 66 WIND DIRECTION (PREVAILING) 360 315 315 315 315 315 270 315 270 315 315 360 315 PREVAILING WIND SPEED(KNOTS) 9.0 10.2 13.1 15.1 14.6 10.4 10.9 12.1 9.3 11.6 10.0 10.8 12.0 PREVAILING WIND PERCENT 32.3 21.4 28.2 16.3 41.5 33.1 28.6 24.6 18.8 26.2 22.5 30.2 24.3 CALMS PERCENT OF WIND 10.1 20.5 11.3 27.5 13.3 13.4 12.9 25.8 36.3 33.1 29.2 13.3 20.5 NO. OF WIND OBSERVATION 248 224 248 240 248 239 248 248 240 248 240 248 2919 VECTOR WIND DIRECTION (MEAN) 4 339 309 292 312 298 292 290 292 312 325 358 312 VECTOR WIND MAGNITUDE(KNOTS) 3.7 2.8 3.5 3.3 8.3 6.2 6.1 5.1 3.9 4.2 2.7 4.3 4.1 WIND STEADINESES (MEAN %) 50.7 45.9 37.6 44.0 79.0 75.6 70.1 69.9 69.6 70.0 49.1 52.4 54.7 WIND SPEED (MEAN KNOTS) 7.3 6.1 9.3 7.5 10.5 8.2 8.7 7.3 5.6 6.0 5.5 8.2 7.5 FASTEST WIND DIRECTION 330 340 170 290 320 290 310 320 300 320 180 170 290 FASTEST WIND SPEED (KNOTS) 24 25 28 48 26 22 24 28 20 25 24 27 48 DAY 28 19 19 19 6 21 10 30 4 15 28 12 DAYS WITH SKY CLEAR (0-2)/8 19 18 19 15 28 30 31 30 30 31 22 12 285 DAYS WITH P.CLOUDY (3-6)/8 8 6 7 10 2 0 0 1 0 0 8 14 56 DAYS WITH CLOUDY (7-8)/8 4 4 5 5 1 0 0 0 0 0 0 5 24 DAYS WITH VISIBILITY =< 2 KM 5 5 2 3 0 2 0 1 1 5 2 2 28 DURATION OF SUNSHINE HOURS 220.2 220.7 263.2 249.1 344.9 348.1 349.3 338.9 313.1 311.3 273.8 217.5 3450.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.5 1015.9 1013.0 1010.2 1004.8 998.7 996.3 997.1 1002.1 1010.3 1015.7 1018.7 1008.3 MAX. QFE PRESSURE IN HPA 1023.7 1022.3 1019.3 1014.8 1011.1 1002.5 1001.4 1001.2 1009.7 1017.6 1020.0 1027.8 1027.8 DAY-HOUR 3- 6 4- 9 25- 9 25- 6 12- 6 12- 6 25- 6 24- 6 23- 6 29- 6 29- 6 16- 6 MIN. QFE PRESSURE IN HPA 1008.5 1007.7 1006.0 1000.7 996.9 995.1 992.8 994.3 996.9 1003.7 1012.3 1012.5 992.8 DAY-HOUR 22-12 22-15 7- 0 19-15 29-15 29-15 17- 0 1-15 10- 0 1- 0 22-15 13- 0 MEAN QNH PRESSURE IN HPA 1019.5 1017.9 1015.0 1012.2 1006.8 1000.7 998.3 999.1 1004.2 1012.4 1017.7 1020.7 1010.4 MAX. QNH PRESSURE IN HPA 1025.8 1024.4 1021.4 1016.9 1013.2 1004.5 1003.4 1003.2 1011.7 1019.7 1022.1 1029.9 1029.9 DAY-HOUR 3- 6 4- 9 25- 9 25- 6 12- 6 12- 6 25- 6 24- 6 23- 6 29- 6 29- 6 16- 6 MIN. QNH PRESSURE IN HPA 1010.5 1009.7 1008.0 1002.7 998.9 997.1 994.8 996.3 998.9 1005.7 1014.3 1014.6 994.8 DAY-HOUR 22-12 22-15 7- 0 19-15 29-15 29-15 17- 0 1-15 10- 0 1- 0 22-15 13- 0 MEAN QFF PRESSURE IN HPA 1019.8 1018.2 1015.3 1012.4 1007.0 1000.8 998.5 999.2 1004.3 1012.6 1018.0 1021.0 1010.6 MAX. QFF PRESSURE IN HPA 1026.1 1024.6 1021.6 1017.1 1013.3 1004.7 1003.6 1003.4 1011.9 1019.9 1022.3 1030.2 1030.2 DAY-HOUR 3- 6 4- 9 25- 9 25- 6 12- 6 12- 6 25- 6 24- 6 23- 6 29- 6 29- 6 16- 6 MIN. QFF PRESSURE IN HPA 1010.8 1010.0 1008.3 1002.9 999.1 997.3 994.9 996.5 999.1 1005.9 1014.6 1014.8 994.9 DAY-HOUR 22-12 22-15 7- 0 19-15 29-15 29-15 17- 0 1-15 10- 0 1- 0 22-15 13- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1017.1 1015.3 1012.5 1009.9 1004.4 998.1 995.8 996.5 1001.4 1009.7 1015.4 1018.2 1007.8 MAX. QFE PRESSURE IN HPA 1021.2 1020.0 1018.0 1013.2 1009.5 1000.7 998.7 999.3 1008.0 1015.6 1017.4 1026.0 1026.0 DAY 3 3 26 26 8 12 25 31 23 28 29 16 MIN. QFE PRESSURE IN HPA 1009.7 1009.1 1006.0 1002.1 998.4 995.3 992.8 994.4 996.9 1003.7 1012.6 1012.5 992.8 DAY 12 23 7 19 31 29 17 22 10 1 23 13 MEAN QNH PRESSURE IN HPA 1019.1 1017.4 1014.5 1011.9 1006.4 1000.1 997.8 998.5 1003.4 1011.7 1017.4 1020.3 1009.9 MAX. QNH PRESSURE IN HPA 1023.3 1022.1 1020.1 1015.3 1011.5 1002.7 1000.7 1001.3 1010.0 1017.7 1019.5 1028.1 1028.1 DAY 3 3 26 26 8 12 25 31 23 28 29 16 MIN. QNH PRESSURE IN HPA 1011.7 1011.1 1008.0 1004.1 1000.4 997.3 994.8 996.4 998.9 1005.7 1014.7 1014.6 994.8 DAY 12 23 7 19 31 29 17 22 10 1 23 13 MEAN QFF PRESSURE IN HPA 1019.4 1017.6 1014.8 1012.1 1006.6 1000.3 997.9 998.6 1003.6 1011.9 1017.6 1020.6 1010.1 MAX. QFF PRESSURE IN HPA 1023.5 1022.3 1020.3 1015.5 1011.7 1002.9 1000.9 1001.5 1010.2 1017.9 1019.7 1028.4 1028.4 DAY 3 3 26 26 8 12 25 31 23 28 29 16 MIN. QFF PRESSURE IN HPA 1012.0 1011.4 1008.3 1004.3 1000.6 997.5 994.9 996.5 999.1 1005.9 1014.9 1014.8 994.9 DAY 12 23 7 19 31 29 17 22 10 1 23 13 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.5 1015.9 1012.8 1010.3 1004.9 998.5 996.3 997.1 1002.1 1010.2 1015.9 1018.6 1008.3 MAX. QFE PRESSURE IN HPA 1022.5 1020.6 1018.0 1013.5 1011.0 1001.3 999.6 999.6 1008.7 1016.3 1018.2 1026.3 1026.3 DAY 3 3 26 21 8 12 25 24 23 31 29 16 MIN. QFE PRESSURE IN HPA 1010.1 1009.7 1006.4 1002.1 998.6 995.5 993.9 995.0 997.7 1004.7 1012.8 1012.7 993.9 DAY 12 23 7 19 26 29 17 22 10 5 23 13 MEAN QNH PRESSURE IN HPA 1019.6 1017.9 1014.8 1012.3 1006.9 1000.5 998.3 999.1 1004.2 1012.2 1017.9 1020.7 1010.4 MAX. QNH PRESSURE IN HPA 1024.6 1022.7 1020.1 1015.6 1013.1 1003.3 1001.6 1001.6 1010.7 1018.4 1020.3 1028.4 1028.4 DAY 3 3 26 21 8 12 25 24 23 31 29 16 MIN. QNH PRESSURE IN HPA 1012.2 1011.7 1008.4 1004.1 1000.6 997.5 995.9 997.0 999.7 1006.7 1014.9 1014.8 995.9 DAY 12 23 7 19 26 29 17 22 10 5 23 13 MEAN QFF PRESSURE IN HPA 1019.9 1018.2 1015.1 1012.5 1007.1 1000.7 998.5 999.2 1004.3 1012.4 1018.2 1021.0 1010.6 MAX. QFF PRESSURE IN HPA 1024.8 1023.0 1020.3 1015.8 1013.3 1003.5 1001.8 1001.8 1010.9 1018.6 1020.5 1028.7 1028.7 DAY 3 3 26 21 8 12 25 24 23 31 29 16 MIN. QFF PRESSURE IN HPA 1012.4 1012.0 1008.7 1004.3 1000.8 997.7 996.0 997.2 999.9 1006.9 1015.1 1015.0 996.0 DAY 22 23 7 19 26 29 17 22 10 5 23 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.9 1017.3 1014.1 1011.4 1006.1 999.6 997.5 998.2 1003.4 1011.6 1017.3 1020.1 1009.6 MAX. QFE PRESSURE IN HPA 1023.7 1022.1 1018.8 1014.8 1011.1 1002.5 1001.4 1001.2 1009.7 1017.6 1020.0 1027.8 1027.8 DAY 3 3 25 25 12 12 25 24 23 29 29 16 MIN. QFE PRESSURE IN HPA 1010.2 1010.3 1007.9 1004.0 998.9 996.8 994.6 996.1 998.9 1005.9 1013.8 1014.1 994.6 DAY 22 23 7 19 26 29 17 7 1 5 23 12 MEAN QNH PRESSURE IN HPA 1020.9 1019.3 1016.2 1013.5 1008.1 1001.6 999.5 1000.3 1005.4 1013.7 1019.4 1022.2 1011.7 MAX. QNH PRESSURE IN HPA 1025.8 1024.2 1020.9 1016.9 1013.2 1004.5 1003.4 1003.2 1011.7 1019.7 1022.1 1029.9 1029.9 DAY 3 3 25 25 12 12 25 24 23 29 29 16 MIN. QNH PRESSURE IN HPA 1012.3 1012.4 1009.9 1006.0 1000.9 998.8 996.6 998.1 1000.9 1007.9 1015.9 1016.2 996.6 DAY 22 23 7 19 26 29 17 7 1 5 23 12 MEAN QFF PRESSURE IN HPA 1021.2 1019.6 1016.4 1013.7 1008.3 1001.8 999.6 1000.4 1005.6 1013.8 1019.6 1022.4 1011.9 MAX. QFF PRESSURE IN HPA 1026.1 1024.4 1021.1 1017.1 1013.3 1004.7 1003.6 1003.4 1011.9 1019.9 1022.3 1030.2 1030.2 DAY 3 3 25 25 12 12 25 24 23 29 29 16 MIN. QFF PRESSURE IN HPA 1012.5 1012.6 1010.2 1006.2 1001.1 999.0 996.7 998.3 1001.1 1008.1 1016.1 1016.4 996.7 DAY 22 23 7 19 26 29 17 22 1 5 23 12 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.0 1016.8 1014.0 1011.2 1005.7 999.7 997.3 998.0 1003.1 1011.1 1016.4 1019.0 1009.2 MAX. QFE PRESSURE IN HPA 1022.2 1022.3 1019.3 1014.7 1010.8 1002.5 1001.0 1000.6 1008.8 1017.0 1018.6 1026.7 1026.7 DAY 3 4 25 25 8 12 25 24 23 31 29 16 MIN. QFE PRESSURE IN HPA 1009.2 1009.0 1008.1 1003.7 999.0 996.9 994.7 995.6 998.8 1005.4 1013.5 1012.7 994.7 DAY 22 22 7 19 29 29 7 22 1 23 23 13 MEAN QNH PRESSURE IN HPA 1020.1 1018.9 1016.1 1013.2 1007.8 1001.7 999.4 1000.1 1005.1 1013.1 1018.5 1021.1 1011.3 MAX. QNH PRESSURE IN HPA 1024.3 1024.4 1021.4 1016.8 1012.9 1004.5 1003.0 1002.6 1010.8 1019.1 1020.7 1028.8 1028.8 DAY 3 4 25 25 8 12 25 24 23 31 29 16 MIN. QNH PRESSURE IN HPA 1011.2 1011.0 1010.1 1005.7 1001.0 998.9 996.7 997.6 1000.8 1007.4 1015.6 1014.8 996.7 DAY 22 22 7 19 29 29 7 22 1 23 23 13 MEAN QFF PRESSURE IN HPA 1020.4 1019.2 1016.3 1013.4 1007.9 1001.8 999.5 1000.2 1005.3 1013.3 1018.7 1021.3 1011.4 MAX. QFF PRESSURE IN HPA 1024.5 1024.6 1021.6 1017.0 1013.0 1004.7 1003.2 1002.8 1011.0 1019.3 1020.9 1029.1 1029.1 DAY 3 4 25 25 8 12 25 24 23 31 29 16 MIN. QFF PRESSURE IN HPA 1011.5 1011.3 1010.4 1005.9 1001.2 999.1 996.9 997.7 1001.0 1007.6 1015.8 1015.0 996.9 DAY 22 22 7 19 29 29 7 22 1 23 23 13 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.9 1015.2 1012.4 1009.4 1004.4 998.8 996.3 997.0 1001.8 1009.7 1014.8 1017.7 1007.9 MAX. QFE PRESSURE IN HPA 1021.0 1020.0 1017.7 1013.5 1009.9 1001.1 999.6 999.1 1007.4 1016.0 1017.1 1025.2 1025.2 DAY 3 3 25 25 8 11 25 23 27 31 18 15 MIN. QFE PRESSURE IN HPA 1008.5 1007.8 1006.8 1001.3 997.6 996.3 993.7 995.0 997.6 1004.0 1012.5 1012.6 993.7 DAY 22 22 6 19 29 14 16 22 9 5 22 13 MEAN QNH PRESSURE IN HPA 1018.9 1017.2 1014.5 1011.5 1006.5 1000.8 998.3 999.0 1003.8 1011.8 1016.8 1019.8 1009.9 MAX. QNH PRESSURE IN HPA 1023.1 1022.1 1019.8 1015.6 1011.9 1003.1 1001.6 1001.1 1009.4 1018.1 1019.2 1027.3 1027.3 DAY 3 3 25 25 8 11 25 23 27 31 18 15 MIN. QNH PRESSURE IN HPA 1010.5 1009.8 1008.8 1003.3 999.6 998.3 995.7 997.0 999.6 1006.0 1014.6 1014.7 995.7 DAY 22 22 6 19 29 14 16 22 9 5 22 13 MEAN QFF PRESSURE IN HPA 1019.2 1017.5 1014.7 1011.7 1006.6 1000.9 998.4 999.1 1003.9 1012.0 1017.1 1020.1 1010.1 MAX. QFF PRESSURE IN HPA 1023.4 1022.3 1020.0 1015.8 1012.1 1003.3 1001.8 1001.3 1009.6 1018.3 1019.4 1027.6 1027.6 DAY 30 4 25 25 8 11 25 23 27 31 18 15 MIN. QFF PRESSURE IN HPA 1010.8 1010.1 1009.1 1003.5 999.8 998.5 995.8 997.1 999.8 1006.2 1014.8 1014.9 995.8 DAY 22 22 6 19 29 14 16 22 9 5 23 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1017.1 1015.2 1012.3 1009.3 1003.7 998.0 995.5 996.3 1001.4 1009.7 1014.9 1018.1 1007.6 MAX. QFE PRESSURE IN HPA 1021.3 1020.2 1017.2 1013.3 1008.9 1000.6 998.8 998.7 1007.2 1015.9 1017.3 1025.8 1025.8 DAY 3 4 25 25 8 11 24 26 27 31 18 15 MIN. QFE PRESSURE IN HPA 1009.2 1007.7 1007.0 1000.7 996.9 995.1 993.0 994.3 997.3 1003.7 1012.3 1013.2 993.0 DAY 11 22 6 19 29 29 16 1 9 5 22 1 MEAN QNH PRESSURE IN HPA 1019.2 1017.3 1014.3 1011.3 1005.8 1000.0 997.6 998.3 1003.5 1011.7 1017.0 1020.1 1009.7 MAX. QNH PRESSURE IN HPA 1023.4 1022.3 1019.3 1015.4 1010.9 1002.6 1000.8 1000.7 1009.2 1018.0 1019.4 1027.9 1027.9 DAY 3 4 25 25 8 11 24 26 27 31 18 15 MIN. QNH PRESSURE IN HPA 1011.2 1009.7 1009.0 1002.7 998.9 997.1 995.0 996.3 999.3 1005.7 1014.3 1015.3 995.0 DAY 11 22 6 19 29 29 16 1 9 5 22 1 MEAN QFF PRESSURE IN HPA 1019.5 1017.6 1014.6 1011.5 1005.9 1000.1 997.7 998.5 1003.6 1011.9 1017.2 1020.4 1009.9 MAX. QFF PRESSURE IN HPA 1023.6 1022.6 1019.5 1015.6 1011.1 1002.8 1001.0 1000.9 1009.4 1018.2 1019.6 1028.2 1028.2 DAY 3 4 25 25 8 11 24 26 27 31 18 15 MIN. QFF PRESSURE IN HPA 1011.5 1010.0 1009.3 1002.9 999.1 997.3 995.1 996.5 999.5 1005.9 1014.6 1015.5 995.1 DAY 11 22 6 19 29 29 16 1 9 5 22 1 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1015.9 1013.0 1010.2 1004.6 998.4 996.0 996.8 1002.1 1010.5 1015.6 1018.9 1008.3 MAX. QFE PRESSURE IN HPA 1021.5 1020.4 1017.6 1013.7 1009.7 1001.0 999.0 999.0 1008.4 1017.1 1017.8 1027.0 1027.0 DAY 3 9 25 25 7 11 24 24 22 31 18 15 MIN. QFE PRESSURE IN HPA 1009.8 1008.8 1007.0 1004.3 998.2 995.6 993.4 994.6 997.3 1004.3 1012.7 1014.0 993.4 DAY 11 22 6 18 29 30 16 1 9 5 22 1 MEAN QNH PRESSURE IN HPA 1019.5 1017.9 1015.1 1012.2 1006.6 1000.4 998.0 998.8 1004.1 1012.5 1017.7 1021.0 1010.3 MAX. QNH PRESSURE IN HPA 1023.6 1022.5 1019.7 1015.8 1011.7 1003.0 1001.0 1001.0 1010.4 1019.2 1019.9 1029.1 1029.1 DAY 3 9 25 25 7 11 24 24 22 31 18 15 MIN. QNH PRESSURE IN HPA 1011.8 1010.8 1009.0 1006.3 1000.2 997.6 995.4 996.6 999.3 1006.3 1014.8 1016.1 995.4 DAY 11 22 6 18 29 30 16 1 9 5 22 1 MEAN QFF PRESSURE IN HPA 1019.8 1018.2 1015.2 1012.4 1006.8 1000.5 998.1 998.9 1004.2 1012.7 1017.9 1021.2 1010.5 MAX. QFF PRESSURE IN HPA 1023.9 1022.7 1019.9 1016.0 1011.9 1003.2 1001.2 1001.2 1010.6 1019.4 1020.1 1029.4 1029.4 DAY 3 9 25 25 7 11 24 24 22 31 18 15 MIN. QFF PRESSURE IN HPA 1012.1 1011.1 1009.3 1006.5 1000.4 997.8 995.5 996.7 999.5 1006.5 1015.0 1016.3 995.5 DAY 11 22 6 18 29 30 16 1 9 5 22 1 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.1 1015.6 1012.9 1010.0 1004.7 998.4 996.1 996.8 1001.9 1010.4 1015.4 1018.7 1008.2 MAX. QFE PRESSURE IN HPA 1021.5 1020.0 1018.0 1014.0 1009.9 1000.9 999.0 998.9 1008.2 1016.5 1017.2 1026.7 1026.7 DAY 2 2 25 25 7 20 24 26 22 29 18 15 MIN. QFE PRESSURE IN HPA 1009.3 1009.1 1007.0 1003.6 998.7 995.6 993.2 995.0 997.1 1004.1 1012.7 1013.2 993.2 DAY 11 22 6 18 29 30 16 21 9 5 22 12 MEAN QNH PRESSURE IN HPA 1019.1 1017.7 1015.0 1012.1 1006.7 1000.4 998.1 998.8 1003.9 1012.4 1017.4 1020.8 1010.2 MAX. QNH PRESSURE IN HPA 1023.6 1022.1 1020.1 1016.1 1011.9 1002.9 1001.0 1000.9 1010.2 1018.6 1019.3 1028.8 1028.8 DAY 2 2 25 25 7 20 24 26 22 29 18 15 MIN. QNH PRESSURE IN HPA 1011.3 1011.1 1009.0 1005.6 1000.7 997.6 995.2 997.0 999.1 1006.1 1014.8 1015.3 995.2 DAY 11 22 6 18 29 30 16 21 9 5 22 12 MEAN QFF PRESSURE IN HPA 1019.4 1017.9 1015.2 1012.3 1006.9 1000.6 998.2 998.9 1004.1 1012.6 1017.7 1021.1 1010.4 MAX. QFF PRESSURE IN HPA 1023.8 1022.3 1020.3 1016.3 1012.1 1003.1 1001.2 1001.1 1010.4 1018.8 1019.5 1029.1 1029.1 DAY 2 2 25 25 7 20 24 26 22 29 18 15 MIN. QFF PRESSURE IN HPA 1011.6 1011.4 1009.3 1005.8 1000.9 997.8 995.3 997.1 999.3 1006.3 1015.0 1015.5 995.3 DAY 11 22 6 18 29 30 16 21 9 5 22 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 14.6 15.7 19.5 22.5 29.1 29.7 32.1 31.9 29.9 25.3 20.8 15.4 23.9 MINIMUN AIR TEMPERATURE (C) 9.7 10.9 14.3 18.4 24.0 25.8 28.6 27.8 23.9 18.8 16.3 11.8 19.2 DAYS WITH MINIMUM TEMP. >=21 0 0 3 7 28 30 31 31 28 7 0 0 165 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 5.0 6.0 10.0 13.0 18.0 23.0 25.0 24.0 19.0 16.0 13.0 5.0 5.0 DAY 21 1 3 4 1 8 12 30 28 17 13 23 MAXIMUM AIR TEMPERATURE (C) 19.3 20.6 24.8 27.0 34.3 33.8 36.0 36.2 36.0 31.3 25.8 19.7 28.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 6 30 30 31 31 30 28 5 0 193 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 23.0 27.0 32.0 36.0 43.0 40.0 39.0 42.0 40.0 34.0 31.0 26.0 43.0 DAY 12 21 14 16 28 19 30 5 24 1 2 7 DIF. BETWEEN (MAX.-MIN.) (C) 9.6 9.7 10.5 8.6 10.3 8.0 7.4 8.4 12.1 12.5 9.5 7.9 9.5 MEAN DAILY TEMP. (MDT) (C) 14.5 15.7 19.5 22.7 29.1 29.8 32.3 32.0 29.9 25.0 21.0 15.8 23.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 22.5 55.0 251.5 263.5 349.5 340.0 268.5 125.5 23.5 2.5 1702.0 HEATING DEG. DAYS(BASE 18 0C) 109.0 78.0 15.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.5 86.0 288.5 DEWPOINT (MEAN C) 9.1 8.7 11.7 15.3 20.9 21.6 24.6 25.0 23.0 17.9 15.8 10.9 17.0 MIXING RATIO (G/KG) 7.28 7.17 8.69 11.09 15.93 16.76 20.10 20.57 18.51 13.12 11.34 8.24 13.23 VAPOUR PRESSURE (HPA) 11.76 11.55 13.98 17.67 25.05 26.17 31.16 31.92 28.99 20.89 18.19 13.29 20.88 SATURATION DEF. (HPA) 5.19 6.81 9.25 9.98 15.84 15.95 17.08 15.91 14.11 12.15 6.94 4.79 11.17 RELATIVE HUMIDITY (MEAN %) 71 65 63 67 63 64 66 68 70 66 74 76 68 RELATIVE HUMIDITY (MAX. %) 86 84 81 84 82 80 81 85 88 85 89 88 84 RELATIVE HUMIDITY (MIN. %) 53 45 43 47 43 45 50 51 49 43 58 61 49 RELATIVE HUMIDITY (MEAN% 03UTC) 80 75 74 72 71 72 72 74 84 79 87 83 77 RELATIVE HUMIDITY (MEAN% 09UTC) 57 49 46 54 50 51 56 56 53 50 61 67 54 RELATIVE HUMIDITY (MEAN% 15UTC) 70 64 63 65 62 64 62 68 67 65 72 74 66 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 22.4 10.0 1.0 26.3 0.1 0.0 0.0 0.0 0.0 0.0 63.8 59.1 182.7 DAYS WITH PRECIPITATION >=10 1 0 0 1 0 0 0 0 0 0 2 3 7 DAYS WITH PRECIPITATION >= 5 2 1 0 2 0 0 0 0 0 0 3 5 13 DAYS WITH PRECIPITATION >= 1 4 3 1 6 0 0 0 0 0 0 5 7 26 DAYS WITH PRECIPITATION 7 4 2 10 1 0 0 0 0 0 8 11 43 GREATEST DAILY PRECIPITATION 12.0 6.0 1.0 10.0 0.1 0.0 0.0 0.0 0.0 0.0 32.0 14.0 32.0 DAY 22 14 15 6 11 ** ** ** ** ** 10 20 DAY WITH THUNDER STORM 4 1 0 3 0 0 0 0 0 0 9 4 21 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 3 10 8 11 8 10 12 9 5 7 0 3 86 WIND DIRECTION (PREVAILING) 360 315 315 315 270 315 315 315 270 315 360 360 315 PREVAILING WIND SPEED(KNOTS) 9.8 12.8 12.7 12.7 10.2 14.5 10.9 12.0 9.8 11.2 7.6 9.4 11.8 PREVAILING WIND PERCENT 24.2 26.9 23.4 23.8 31.0 33.8 33.1 28.2 19.6 27.4 18.3 38.7 23.6 CALMS PERCENT OF WIND 20.2 11.7 14.5 8.3 17.3 16.7 17.3 19.8 35.4 33.1 27.9 9.3 19.3 NO. OF WIND OBSERVATION 248 223 248 240 248 240 248 248 240 248 240 248 2919 VECTOR WIND DIRECTION (MEAN) 353 323 302 313 301 302 292 285 253 311 357 11 309 VECTOR WIND MAGNITUDE(KNOTS) 3.2 3.6 3.5 3.4 5.9 7.6 6.1 5.4 2.7 3.7 2.2 3.9 3.8 WIND STEADINESES (MEAN %) 43.2 37.5 37.2 33.0 76.6 75.2 78.2 65.9 52.9 64.9 40.0 45.3 47.5 WIND SPEED (MEAN KNOTS) 7.4 9.6 9.4 10.3 7.7 10.1 7.8 8.2 5.1 5.7 5.5 8.6 8.0 FASTEST WIND DIRECTION 330 150 340 340 280 340 290 330 220 330 360 290 340 FASTEST WIND SPEED (KNOTS) 20 36 32 40 20 34 22 26 18 24 24 25 40 DAY 18 13 15 25 9 3 21 6 6 9 7 19 DAYS WITH SKY CLEAR (0-2)/8 22 21 18 13 22 30 25 31 30 31 15 14 272 DAYS WITH P.CLOUDY (3-6)/8 6 4 11 10 9 0 6 0 0 0 12 8 66 DAYS WITH CLOUDY (7-8)/8 3 3 2 7 0 0 0 0 0 0 3 9 27 DAYS WITH VISIBILITY =< 2 KM 4 5 5 4 1 4 3 1 2 5 1 3 38 DURATION OF SUNSHINE HOURS 255.7 238.8 261.9 186.2 302.3 333.1 305.2 339.5 296.3 310.1 229.0 189.4 3247.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.8 1014.8 1015.0 1009.8 1004.0 998.1 995.8 997.8 1004.6 1011.9 1016.6 1017.8 1008.7 MAX. QFE PRESSURE IN HPA 1025.9 1026.5 1022.4 1016.6 1010.0 1002.6 999.9 1004.0 1011.1 1016.8 1024.4 1027.9 1027.9 DAY-HOUR 1- 6 16- 6 16- 6 3- 6 4- 6 2- 9 25-18 24- 6 23- 6 24- 6 20- 6 31- 6 MIN. QFE PRESSURE IN HPA 1010.6 998.8 1006.8 1001.4 997.1 993.5 992.6 991.5 998.7 1004.9 1011.5 1010.8 991.5 DAY-HOUR 22-12 13-12 20-12 24-12 28- 0 24-15 21-15 9-15 1- 0 1- 0 7- 0 19-15 MEAN QNH PRESSURE IN HPA 1019.9 1016.8 1017.0 1011.8 1006.0 1000.1 997.9 999.8 1006.6 1014.0 1018.7 1019.9 1010.7 MAX. QNH PRESSURE IN HPA 1028.0 1028.6 1024.5 1018.7 1012.1 1004.6 1001.9 1006.0 1013.2 1018.9 1026.5 1030.0 1030.0 DAY-HOUR 1- 6 16- 6 16- 6 3- 6 4- 6 2- 9 25-18 24- 6 23- 6 24- 6 20- 6 31- 6 MIN. QNH PRESSURE IN HPA 1012.7 1000.8 1008.8 1003.4 999.1 995.5 994.6 993.5 1000.7 1006.9 1013.6 1012.9 993.5 DAY-HOUR 22-12 13-12 20-12 24-12 28- 0 24-15 21-15 9-15 1- 0 1- 0 7- 0 19-15 MEAN QFF PRESSURE IN HPA 1020.2 1017.1 1017.3 1012.0 1006.2 1000.3 998.0 1000.0 1006.7 1014.2 1018.9 1020.2 1010.9 MAX. QFF PRESSURE IN HPA 1028.3 1028.9 1024.7 1018.9 1012.2 1004.8 1002.1 1006.2 1013.3 1019.1 1026.7 1030.3 1030.3 DAY-HOUR 1- 6 16- 6 16- 6 3- 6 4- 6 2- 9 25-18 24- 6 23- 6 24- 6 20- 6 31- 6 MIN. QFF PRESSURE IN HPA 1012.9 1001.1 1009.1 1003.6 999.3 995.7 994.7 993.6 1000.9 1007.1 1013.8 1013.1 993.6 DAY-HOUR 22-12 13-12 20-12 24-12 28-15 24-15 21-15 9-15 1- 0 1- 0 7- 0 19-15 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1017.7 1014.5 1014.5 1009.3 1003.6 997.6 995.4 997.3 1004.0 1011.3 1016.2 1017.5 1008.2 MAX. QFE PRESSURE IN HPA 1024.7 1023.6 1020.5 1013.9 1008.5 1001.3 998.5 1001.9 1009.2 1014.7 1021.3 1024.5 1024.7 DAY 1 16 16 20 4 3 7 24 23 24 14 31 MIN. QFE PRESSURE IN HPA 1011.9 1003.6 1008.8 1002.6 997.1 993.7 992.8 992.0 998.7 1004.9 1011.5 1014.2 992.0 DAY 22 13 20 24 28 24 4 10 1 1 7 24 MEAN QNH PRESSURE IN HPA 1019.7 1016.6 1016.6 1011.3 1005.6 999.7 997.4 999.3 1006.1 1013.4 1018.2 1019.5 1010.3 MAX. QNH PRESSURE IN HPA 1026.8 1025.7 1022.6 1016.0 1010.5 1003.3 1000.5 1003.9 1011.2 1016.8 1023.4 1026.6 1026.8 DAY 1 16 16 20 4 3 7 24 23 24 14 31 MIN. QNH PRESSURE IN HPA 1013.9 1005.6 1010.8 1004.6 999.1 995.7 994.8 994.0 1000.7 1006.9 1013.6 1016.3 994.0 DAY 22 13 20 24 28 24 4 10 1 1 7 24 MEAN QFF PRESSURE IN HPA 1020.0 1016.8 1016.8 1011.6 1005.8 999.8 997.6 999.4 1006.2 1013.6 1018.5 1019.8 1010.5 MAX. QFF PRESSURE IN HPA 1027.0 1026.0 1022.8 1016.2 1010.7 1003.5 1000.7 1004.1 1011.4 1017.0 1023.6 1026.9 1027.0 DAY 1 16 16 20 4 3 7 24 23 24 14 31 MIN. QFF PRESSURE IN HPA 1014.2 1005.9 1011.1 1004.8 999.3 995.9 994.9 994.1 1000.9 1007.1 1013.8 1016.6 994.1 DAY 22 13 20 24 28 24 4 10 1 1 7 24 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.9 1014.9 1015.1 1009.7 1004.2 998.0 995.8 997.8 1004.5 1011.7 1016.8 1017.7 1008.7 MAX. QFE PRESSURE IN HPA 1024.7 1024.2 1021.5 1014.5 1008.7 1002.1 998.7 1003.0 1010.0 1015.5 1024.2 1024.9 1024.9 DAY 1 16 16 26 4 3 7 24 23 24 20 31 MIN. QFE PRESSURE IN HPA 1011.6 1003.8 1009.9 1002.7 999.4 994.3 993.6 992.7 999.5 1005.2 1012.0 1013.6 992.7 DAY 13 13 20 24 27 24 12 9 1 1 7 24 MEAN QNH PRESSURE IN HPA 1019.9 1016.9 1017.2 1011.8 1006.3 1000.1 997.9 999.8 1006.5 1013.8 1018.8 1019.7 1010.7 MAX. QNH PRESSURE IN HPA 1026.8 1026.3 1023.6 1016.6 1010.7 1004.1 1000.7 1005.0 1012.1 1017.6 1026.3 1027.0 1027.0 DAY 1 16 16 26 4 3 7 24 23 24 20 31 MIN. QNH PRESSURE IN HPA 1013.7 1005.8 1011.9 1004.7 1001.4 996.3 995.6 994.7 1001.5 1007.2 1014.0 1015.7 994.7 DAY 13 13 20 24 27 24 12 9 1 1 7 24 MEAN QFF PRESSURE IN HPA 1020.2 1017.2 1017.5 1012.0 1006.4 1000.2 998.0 999.9 1006.7 1014.0 1019.1 1020.0 1010.9 MAX. QFF PRESSURE IN HPA 1027.1 1026.6 1023.9 1016.8 1010.9 1004.3 1000.9 1005.2 1012.2 1017.8 1026.5 1027.3 1027.3 DAY 1 16 16 26 4 3 10 24 23 24 20 31 MIN. QFF PRESSURE IN HPA 1013.9 1006.1 1012.2 1004.9 1001.6 996.5 995.8 994.8 1001.7 1007.4 1014.3 1016.0 994.8 DAY 13 13 20 24 27 24 12 9 1 1 7 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BUSHEHR (40858) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 28 59 N LONGITUDE 50 50 E DATA PROCESSING CENTER ELEVATION 19.6 M MEANS AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1019.2 1016.0 1016.4 1011.0 1005.4 999.1 996.8 999.0 1005.9 1013.3 1018.1 1019.2 1010.0 MAX. QFE PRESSURE IN HPA 1025.9 1026.5 1022.4 1016.6 1010.0 1002.5 999.5 1004.0 1011.1 1016.8 1024.4 1027.9 1027.9 DAY 1 16 16 3 4 3 7 24 23 24 20 31 MIN. QFE PRESSURE IN HPA 1012.5 1002.5 1009.4 1002.2 999.7 995.5 993.8 994.0 1001.1 1007.1 1013.5 1015.5 993.8 DAY 22 13 20 24 27 24 12 9 1 1 7 24 MEAN QNH PRESSURE IN HPA 1021.3 1018.1 1018.5 1013.1 1007.4 1001.1 998.8 1001.1 1008.0 1015.3 1020.2 1021.3 1012.0 MAX. QNH PRESSURE IN HPA 1028.0 1028.6 1024.5 1018.7 1012.1 1004.5 1001.5 1006.0 1013.2 1018.9 1026.5 1030.0 1030.0 DAY 1 16 16 3 4 3 7 24 23 24 20 31 MIN. QNH PRESSURE IN HPA 1014.6 1004.5 1011.4 1004.2 1001.7 997.5 995.8 996.0 1003.1 1009.1 1015.6 1017.6 995.8 DAY 22 13 20 24 27 24 12 9 1 1 7 24 MEAN QFF PRESSURE IN HPA 1021.6 1018.4 1018.7 1013.3 1007.6 1001.3 998.9 1001.2 1008.1 1015.5 1020.4 1021.6 1012.2 MAX. QFF PRESSURE IN HPA 1028.3 1028.9 1024.7 1018.9 1012.2 1004.7 1001.7 1006.2 1013.3 1019.1 1026.7 1030.3 1030.3 DAY 1 16 16 3 4 3 7 24 23 24 20 31 MIN. QFF PRESSURE IN HPA 1014.8 1004.8 1011.7 1004.4 1001.9 997.7 995.9 996.2 1003.3 1009.3 1015.8 1017.9 995.9 DAY 22 13 20 24 27 24 12 9 1 1 7 24 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.4 1015.4 1015.9 1010.7 1004.9 999.0 996.6 998.6 1005.4 1012.5 1017.2 1018.4 1009.4 MAX. QFE PRESSURE IN HPA 1024.8 1025.3 1022.2 1016.2 1009.8 1002.6 999.4 1003.0 1010.2 1016.3 1023.8 1027.4 1027.4 DAY 1 16 16 3 4 2 6 24 22 24 21 31 MIN. QFE PRESSURE IN HPA 1012.1 999.5 1008.0 1001.8 999.5 995.5 993.8 994.2 1000.8 1006.7 1013.1 1014.5 993.8 DAY 22 13 20 24 29 24 12 9 1 1 8 19 MEAN QNH PRESSURE IN HPA 1020.4 1017.4 1018.0 1012.8 1007.0 1001.0 998.7 1000.7 1007.4 1014.6 1019.2 1020.5 1011.5 MAX. QNH PRESSURE IN HPA 1026.9 1027.4 1024.3 1018.3 1011.8 1004.6 1001.4 1005.0 1012.3 1018.4 1025.9 1029.5 1029.5 DAY 1 16 16 3 4 2 6 24 22 24 21 31 MIN. QNH PRESSURE IN HPA 1014.1 1001.5 1010.0 1003.8 1001.5 997.5 995.8 996.2 1002.8 1008.7 1015.2 1016.6 995.8 DAY 22 13 20 24 29 24 12 9 1 1 8 19 MEAN QFF PRESSURE IN HPA 1020.7 1017.7 1018.2 1013.0 1007.1 1001.2 998.8 1000.8 1007.6 1014.8 1019.4 1020.8 1011.7 MAX. QFF PRESSURE IN HPA 1027.2 1027.7 1024.5 1018.5 1012.0 1004.8 1001.6 1005.2 1012.4 1018.5 1026.1 1029.8 1029.8 DAY 1 16 16 3 4 2 6 24 22 24 21 31 MIN. QFF PRESSURE IN HPA 1014.4 1001.8 1010.3 1004.0 1001.7 997.7 995.9 996.3 1002.9 1008.9 1015.4 1016.8 995.9 DAY 22 13 20 24 29 24 12 9 1 1 8 19 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.8 1013.9 1014.3 1009.6 1003.6 998.0 995.6 997.6 1003.9 1011.2 1015.8 1017.0 1008.1 MAX. QFE PRESSURE IN HPA 1022.5 1024.0 1019.5 1013.9 1007.2 1001.9 998.7 1001.2 1008.7 1014.8 1022.3 1025.9 1025.9 DAY 1 16 16 26 4 2 25 24 22 24 21 31 MIN. QFE PRESSURE IN HPA 1010.6 998.8 1006.8 1001.4 997.4 994.3 993.3 992.5 1000.3 1005.8 1011.6 1011.2 992.5 DAY 22 13 20 24 28 24 21 9 1 1 1 19 MEAN QNH PRESSURE IN HPA 1018.9 1015.9 1016.3 1011.6 1005.6 1000.0 997.7 999.6 1005.9 1013.3 1017.8 1019.1 1010.1 MAX. QNH PRESSURE IN HPA 1024.6 1026.1 1021.6 1016.0 1009.2 1003.9 1000.7 1003.2 1010.7 1016.9 1024.4 1028.0 1028.0 DAY 1 16 16 26 4 2 25 24 22 24 21 31 MIN. QNH PRESSURE IN HPA 1012.7 1000.8 1008.8 1003.4 999.4 996.3 995.3 994.5 1002.3 1007.8 1013.7 1013.3 994.5 DAY 22 13 20 24 28 24 21 9 1 1 1 19 MEAN QFF PRESSURE IN HPA 1019.1 1016.2 1016.6 1011.8 1005.8 1000.2 997.8 999.8 1006.1 1013.5 1018.0 1019.3 1010.3 MAX. QFF PRESSURE IN HPA 1024.8 1026.4 1021.8 1016