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 **