Station Name: KASSALA WMO Station Number: 62730 National I.D. Number: Country: SUDAN WMO Region: REGION I - AFRICA Latitude: 15d 28m N Longitude: 036d 24m E Elevation: 500 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 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 25.1 33.7 16.5 Feb 26.2 35.2 17.2 Mar 29.2 38.3 20.1 Apr 31.9 40.8 23.0 May 33.7 41.6 25.8 Jun 32.7 39.8 25.7 Jul 30.0 36.1 23.9 Aug 29.1 34.9 23.4 Sep 30.4 36.8 24.0 Oct 31.5 38.7 24.3 Nov 29.2 37.0 21.4 Dec 26.1 34.4 17.9 Annual 29.6 37.3 21.4 Ann-NCDC 29.6 37.3 21.9 ---------------------------------- 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 41.2 197326 Feb 42.7 198228 Mar 44.5 198807 Apr 45.2 198717 May 47.0 199016 Jun 45.7 196905 Jul 42.3 197001 Aug 41.6 199025 Sep 42.0 198024 Oct 42.5 196311 Nov 40.8 196812 Dec 40.2 199007 Annual 47.019900516 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 5.9 196511 Feb 7.4 198209 Mar 10.3 198003 Apr 11.1 196802 May 16.2 196702 Jun 19.5 196425 Jul 18.4 197114 Aug 18.7 196307 Sep 18.0 196413 Oct 15.8 197730 Nov 11.5 198426 Dec 6.4 197124 Annual 5.919650111 Ann-NCDC NA NA -------------------------- Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan Trace Feb Trace Mar 0.3 Apr 2.0 May 8.8 Jun 27.9 Jul 76.0 Aug 85.0 Sep 40.5 Oct 9.9 Nov 0.8 Dec Trace Annual 251.2 Ann-NCDC NA ------------------ 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 1.0 196923 Feb Trace 199033 Mar 7.2 196901 Apr 17.0 196323 May 26.5 196314 Jun 104.5 198304 Jul 86.5 197415 Aug 80.9 196418 Sep 59.2 197101 Oct 52.0 198601 Nov 13.2 196216 Dec Trace 197611 Annual 104.519630514 Ann-NCDC NA NA -------------------------- Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 46.0 Feb 40.0 Mar 33.0 Apr 27.0 May 30.0 Jun 39.0 Jul 55.0 Aug 60.0 Sep 54.0 Oct 42.0 Nov 41.0 Dec 46.0 Annual 43.0 Ann-NCDC 42.8 ------------------ Element 13: Station Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 953.4 Feb 952.3 Mar 950.6 Apr 949.3 May 948.2 Jun 951.3 Jul 952.5 Aug 952.7 Sep 952.2 Oct 951.6 Nov 952.3 Dec 953.4 Annual 951.7 Ann-NCDC 951.6 ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1.8 Feb 1.8 Mar 1.8 Apr 1.8 May 1.8 Jun 2.2 Jul 2.7 Aug 2.7 Sep 1.8 Oct 1.3 Nov 1.8 Dec 1.8 Annual NA Ann-NCDC 1.9 ------------------ Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 45.0 Feb 360.0 Mar 45.0 Apr 45.0 May 180.0 Jun 225.0 Jul 180.0 Aug 180.0 Sep 180.0 Oct 180.0 Nov 45.0 Dec 45.0 Annual NA Ann-NCDC NA ------------------ Element 38: Piche Evaporation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 8.3 Feb 10.1 Mar 12.4 Apr 14.2 May 13.9 Jun 12.0 Jul 8.9 Aug 7.0 Sep 7.8 Oct 10.4 Nov 9.9 Dec 8.7 Annual 10.3 Ann-NCDC NA ------------------ Element 40: Bright Sunshine %OFPOSS (Statistic 37): Percent of Possible ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 88.0 Feb 88.0 Mar 83.0 Apr 84.0 May 77.0 Jun 70.0 Jul 67.0 Aug 69.0 Sep 79.0 Oct 84.0 Nov 88.0 Dec 87.0 Annual 80.0 Ann-NCDC NA ------------------ Element 40: Bright Sunshine Statistic 44: Mean Number of Hours Qualifier: 06: Mean Daily Value Qualifier: NCDC: Mean Monthly Value Computed by NCDC from Mean Daily Values Provided by Member -------------------------- byr: 1961 1961 eyr: 1990 1990 Qualifier: 06 NCDC Month -------------------------- Jan 9.9 306.9 Feb 10.3 288.4 Mar 10.1 313.1 Apr 10.5 315.0 May 10.0 310.0 Jun 9.4 282.0 Jul 8.6 266.6 Aug 8.6 266.6 Sep 9.6 288.0 Oct 10.0 310.0 Nov 10.1 303.0 Dec 9.6 297.6 Annual 9.7 NA Ann-NCDC 9.7 3547.2 -------------------------- Element 95: Number Days with Precipitation GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 0.1 mm Qualifier: 1.0 mm Qualifier: 10.0 mm ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Qualifier: 0.1 1.0 10.0 Month ---------------------------------- Jan 0.1 0.0 0.0 Feb 0.0 0.0 0.0 Mar 0.1 0.1 0.0 Apr 0.6 0.3 0.1 May 2.0 1.4 0.2 Jun 3.5 2.8 0.8 Jul 7.7 6.3 2.7 Aug 8.9 6.9 2.7 Sep 4.4 3.5 1.3 Oct 1.6 1.1 0.3 Nov 0.2 0.1 0.0 Dec 0.0 0.0 0.0 Annual 29.1 22.5 8.1 Ann-NCDC 29.1 22.5 8.1 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