Station Name: KERMANSHAH WMO Station Number: 40766 National I.D. Number: Country: IRAN, ISLAMIC REPUBLIC OF WMO Region: REGION II - ASIA Latitude: 34d 19m N Longitude: 047d 07m E Elevation: 1322 m In the following tables, byr = beginning year of normals or extremes data period eyr = ending year of normals or extremes data period NA = Not Applicable, data not submitted or not computed * = value > 0 but < units resolution Ann-NCDC = annual value computed by NCDC from monthly values provided by Members ========================================================== The normals data and climate variable descriptions are presented in these tables as provided by the WMO Member country. ========================================================== Element 01: Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MEANDLY (Statistic 06): Mean Daily Value SD_DLY (Statistic 08): Standard Deviation of Mean Daily Value MNDLYMX (Statistic 09): Mean Daily Maximum Value MNDLYMI (Statistic 10): Mean Daily Minimum Value -------------------------------------------------- byr: 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 Statistic: MEAN MEANDLY SD_DLY MNDLYMX MNDLYMI Month -------------------------------------------------- Jan 0.6 1.1 3.32 6.5 -4.3 Feb 2.5 2.9 3.03 8.9 -3.0 Mar 7.7 7.8 1.54 14.3 1.2 Apr 12.7 12.3 1.19 19.7 5.1 May 17.6 17.0 1.23 25.8 8.2 Jun 23.6 22.4 0.95 33.3 11.4 Jul 28.2 26.9 0.99 37.8 16.1 Aug 27.2 26.2 0.95 37.0 15.4 Sep 22.4 21.6 0.66 32.5 10.6 Oct 16.0 15.7 1.11 25.0 6.4 Nov 8.9 9.2 1.42 16.7 1.8 Dec 3.5 4.0 1.66 9.7 -1.7 Annual 14.2 13.9 1.50 22.3 5.6 Ann-NCDC 14.2 13.9 NA 22.3 5.6 -------------------------------------------------- Element 02: Maximum Dry Bulb Temperature (deg C) MAX_VAL (Statistic 04): Maximum Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MAX_VAL DATEMAX Month -------------------------- Jan 20.0 196606 Feb 21.0 197319 Mar 27.0 197031 Apr 30.0 197015 May 35.0 197023 Jun 41.0 197328 Jul 44.0 196405 Aug 44.0 197305 Sep 39.0 196906 Oct 33.0 196102 Nov 26.0 197403 Dec 21.0 199003 Annual 44.0 NA Ann-NCDC NA NA -------------------------- Element 03: Minimum Dry Bulb Temperature (deg C) MIN_VAL (Statistic 05): Minimum Value DATEMIN (Statistic 14): Date (Year/Day) of Occurrence of Minimum Daily Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MIN_VAL DATEMIN Month -------------------------- Jan -24.0 197715 Feb -27.0 197406 Mar -10.4 198501 Apr -6.0 196506 May -1.0 198402 Jun 2.0 196707 Jul 8.0 197305 Aug 8.0 197028 Sep 2.0 198022 Oct -3.5 198531 Nov -11.0 198815 Dec -19.0 197231 Annual -27.0 NA Ann-NCDC NA NA -------------------------- Element 05: Dew Point Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan -3.8 Feb -3.0 Mar -0.4 Apr 2.9 May 4.7 Jun 2.0 Jul 3.0 Aug 2.3 Sep -0.5 Oct 0.3 Nov 0.1 Dec -1.8 Annual 0.5 Ann-NCDC .5 ------------------ Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 67.1 Feb 62.9 Mar 88.9 Apr 69.9 May 33.7 Jun 0.5 Jul 0.3 Aug 0.3 Sep 1.3 Oct 29.2 Nov 54.3 Dec 70.3 Annual 478.7 Ann-NCDC 478.7 ------------------ Element 08: Maximum 24-Hour Precipitation (mm) MAX_VAL (Statistic 04): Maximum Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MAX_VAL DATEMAX Month -------------------------- Jan 37.0 196807 Feb 47.0 196602 Mar 43.0 197419 Apr 61.0 197029 May 46.0 196301 Jun 5.0 197210 Jul 6.0 198727 Aug 4.0 197102 Sep 9.0 196529 Oct 47.0 198725 Nov 42.0 196207 Dec 108.0 198901 Annual 108.0 NA Ann-NCDC NA NA -------------------------- Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value MNDLYMX (Statistic 09): Mean Daily Maximum Value MNDLYMI (Statistic 10): Mean Daily Minimum Value ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: MEAN MNDLYMX MNDLYMI Month ---------------------------------- Jan 75.0 89.0 56.0 Feb 71.0 87.0 49.0 Mar 62.0 85.0 38.0 Apr 57.0 80.0 34.0 May 49.0 73.0 27.0 Jun 28.0 50.0 13.0 Jul 23.0 39.0 12.0 Aug 23.0 39.0 12.0 Sep 25.0 42.0 13.0 Oct 40.0 60.0 23.0 Nov 59.0 80.0 36.0 Dec 71.0 88.0 50.0 Annual 48.0 68.0 30.0 Ann-NCDC 48.6 67.7 30.2 ---------------------------------- Element 12: Sea Level Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1023.2 Feb 1020.4 Mar 1016.1 Apr 1013.0 May 1010.2 Jun 1003.6 Jul 998.4 Aug 1000.4 Sep 1007.9 Oct 1015.5 Nov 1020.5 Dec 1022.6 Annual 1012.6 Ann-NCDC 1012.6 ------------------ Element 13: Station Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 870.2 Feb 869.0 Mar 867.6 Apr 867.4 May 867.4 Jun 864.3 Jul 861.7 Aug 863.0 Sep 867.4 Oct 871.1 Nov 872.1 Dec 871.1 Annual 867.7 Ann-NCDC 867.7 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 4.90 Feb 5.16 Mar 6.22 Apr 7.82 May 8.90 Jun 7.35 Jul 7.95 Aug 7.56 Sep 6.18 Oct 6.68 Nov 6.53 Dec 5.58 Annual 6.74 Ann-NCDC 6.7 ------------------ Element 15: Sunshine MN_#HRS (Statistic 44): Mean Number of Hours ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 134.8 Feb 150.1 Mar 180.7 Apr 204.6 May 268.0 Jun 348.3 Jul 349.1 Aug 336.7 Sep 304.6 Oct 242.8 Nov 187.6 Dec 147.9 Annual 2855.2 Ann-NCDC 2855.2 ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value MAXGUST (Statistic 30): Maximum Gust VECTOR (Statistic 42): Vector ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: MEAN MAXGUST VECTOR Month ---------------------------------- Jan 4.1 20.6 .8 Feb 4.8 24.7 .8 Mar 6.1 27.8 .9 Apr 6.1 25.2 .8 May 5.2 20.6 .8 Jun 5.0 18.5 1.3 Jul 4.9 18.0 .8 Aug 4.9 19.6 .8 Sep 4.5 30.9 .9 Oct 4.3 22.1 .7 Nov 3.4 18.0 .5 Dec 3.9 20.6 .7 Annual 4.8 30.9 .6 Ann-NCDC 4.8 NA NA ---------------------------------- Element 17: Wind Direction (degrees) MAXGUST (Statistic 30): Maximum Gust PREVAIL (Statistic 41): Prevailing VECTOR (Statistic 42): Vector ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: MAXGUST PREVAIL VECTOR Month ---------------------------------- Jan 270.0 90.0 137.0 Feb 70.0 90.0 145.0 Mar 240.0 270.0 171.0 Apr 70.0 270.0 200.0 May 340.0 270.0 230.0 Jun 180.0 270.0 260.0 Jul 270.0 270.0 226.0 Aug 150.0 270.0 237.0 Sep 110.0 270.0 250.0 Oct 180.0 270.0 218.0 Nov 60.0 135.0 156.0 Dec 90.0 90.0 131.0 Annual 110.0 270.0 203.0 Ann-NCDC NA NA NA ---------------------------------- Element 17: Wind Direction (degrees) Qualifier: 41: Prevailing MEAN% (Statistic 57): Mean Percent ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 10.5 Feb 11.4 Mar 11.8 Apr 14.3 May 15.5 Jun 20.3 Jul 14.4 Aug 16.1 Sep 17.6 Oct 12.6 Nov 8.4 Dec 11.0 Annual 12.8 Ann-NCDC NA ------------------ Element 18: Wind Steadiness (unitless) MEAN% (Statistic 57): Mean Percent ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 39.0 Feb 31.3 Mar 27.9 Apr 26.2 May 28.8 Jun 52.0 Jul 30.6 Aug 32.7 Sep 37.8 Oct 30.2 Nov 29.4 Dec 35.9 Annual 22.9 Ann-NCDC NA ------------------ Element 48: Calm Winds MEAN% (Statistic 57): Mean Percent ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 53.4 Feb 46.7 Mar 39.5 Apr 38.5 May 43.1 Jun 43.2 Jul 43.9 Aug 45.0 Sep 47.4 Oct 49.9 Nov 58.4 Dec 54.6 Annual 47.0 Ann-NCDC NA ------------------ Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1.1 Feb 0.8 Mar 2.4 Apr 4.4 May 4.1 Jun 0.6 Jul 0.2 Aug 0.2 Sep 0.4 Oct 2.4 Nov 1.7 Dec 1.1 Annual 19.4 Ann-NCDC 19.4 ------------------ Element 56: Number Days with Snowfall (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 5.9 Feb 4.7 Mar 1.9 Apr 0.2 May 0.0 Jun 0.0 Jul 0.0 Aug 0.0 Sep 0.0 Oct 0.0 Nov 0.3 Dec 3.1 Annual 16.1 Ann-NCDC 16.1 ------------------ Element 62: Number Days with Dust (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 0.3 Feb 0.6 Mar 2.1 Apr 4.0 May 4.9 Jun 4.6 Jul 6.2 Aug 5.1 Sep 3.8 Oct 2.6 Nov 0.9 Dec 0.3 Annual 35.4 Ann-NCDC 35.4 ------------------ Element 85: Number Days Minimum Temperature LE Threshold (count) Qualifier: 0.0 deg C MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 25.3 Feb 20.4 Mar 13.5 Apr 2.5 May 0.1 Jun 0.0 Jul 0.0 Aug 0.0 Sep 0.0 Oct 1.2 Nov 11.4 Dec 21.0 Annual 95.4 Ann-NCDC 95.4 ------------------ Element 95: Number Days with Precipitation GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 1.0 mm Qualifier: 5.0 mm Qualifier: 10.0 mm ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Qualifier: 1.0 5.0 10.0 Month ---------------------------------- Jan 9.4 4.9 2.3 Feb 9.1 4.4 2.2 Mar 10.4 6.0 3.3 Apr 8.7 4.3 2.3 May 5.6 2.6 1.1 Jun 0.2 0.0 0.0 Jul 0.1 0.0 0.0 Aug 0.2 0.0 0.0 Sep 0.3 0.1 0.0 Oct 3.6 1.7 1.2 Nov 6.0 3.2 2.0 Dec 8.1 4.7 2.8 Annual 61.7 31.9 17.2 Ann-NCDC 61.7 31.9 17.2 ---------------------------------- Element BT: Number Days with Occurrence of Rain (count) Statistic 15: Mean Monthly Value Qualifier: ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 11.4 Feb 10.7 Mar 12.6 Apr 11.0 May 7.6 Jun 0.5 Jul 0.2 Aug 0.4 Sep 0.5 Oct 4.9 Nov 7.9 Dec 9.6 Annual 77.3 Ann-NCDC 77.3 ------------------