Station Name: SHAMBAT OBSERVATORY WMO Station Number: 62723 National I.D. Number: Country: SUDAN WMO Region: REGION I - AFRICA Latitude: 15d 40m N Longitude: 032d 32m E Elevation: 380 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 22.1 30.2 14.1 Feb 23.7 32.3 15.1 Mar 27.3 36.4 18.3 Apr 30.4 39.6 21.2 May 33.4 41.6 25.2 Jun 33.7 41.0 26.4 Jul 31.9 38.3 25.6 Aug 31.3 37.5 25.0 Sep 31.9 38.7 25.2 Oct 31.5 39.0 23.9 Nov 27.1 34.6 19.6 Dec 23.5 31.2 15.7 Annual 29.0 36.7 21.3 Ann-NCDC 29.0 36.7 21.3 ---------------------------------- 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 38.9 197330 Feb 42.5 197425 Mar 44.7 197331 Apr 46.5 197921 May 46.7 198831 Jun 46.2 197806 Jul 44.6 198312 Aug 44.0 199007 Sep 44.0 198719 Oct 42.7 199003 Nov 41.0 198001 Dec 40.6 199007 Annual 46.719880531 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 6.2 197911 Feb 7.0 196813 Mar 10.0 197403 Apr 11.0 198901 May 14.6 198213 Jun 17.4 197106 Jul 19.3 196122 Aug 18.0 197226 Sep 18.0 196326 Oct 15.2 196330 Nov 10.7 196720 Dec 7.0 197129 Annual 6.219790111 Ann-NCDC NA NA -------------------------- Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan Trace Feb Trace Mar Trace Apr Trace May 3.1 Jun 3.1 Jul 43.0 Aug 56.9 Sep 18.8 Oct 2.6 Nov Trace Dec 0.0 Annual 127.5 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 Trace 199033 Feb Trace 199033 Mar 0.3 198202 Apr 0.3 196630 May 25.0 198521 Jun 15.0 198701 Jul 92.0 196121 Aug 147.5 198804 Sep 49.0 196203 Oct 14.4 198618 Nov 0.1 197619 Dec 0.0 199032 Annual 147.519880804 Ann-NCDC NA NA -------------------------- Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 28.0 Feb 22.0 Mar 17.0 Apr 15.0 May 18.0 Jun 25.0 Jul 38.0 Aug 44.0 Sep 37.0 Oct 27.0 Nov 26.0 Dec 30.0 Annual 27.0 Ann-NCDC 27.2 ------------------ Element 13: Station Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 968.6 Feb 967.5 Mar 965.6 Apr 964.0 May 963.6 Jun 964.0 Jul 964.5 Aug 965.0 Sep 964.5 Oct 964.9 Nov 967.0 Dec 968.4 Annual 965.6 Ann-NCDC 965.6 ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 3.1 Feb 3.1 Mar 3.1 Apr 2.7 May 3.1 Jun 3.1 Jul 3.6 Aug 3.1 Sep 2.2 Oct 2.2 Nov 3.1 Dec 3.1 Annual NA Ann-NCDC 3.0 ------------------ Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 360.0 Feb 360.0 Mar 360.0 Apr 360.0 May 360.0 Jun 180.0 Jul 180.0 Aug 180.0 Sep 180.0 Oct 360.0 Nov 360.0 Dec 360.0 Annual NA Ann-NCDC NA ------------------ Element 38: Piche Evaporation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 12.8 Feb 14.8 Mar 18.4 Apr 20.3 May 19.5 Jun 18.4 Jul 14.4 Aug 11.7 Sep 13.0 Oct 16.1 Nov 15.4 Dec 12.6 Annual 15.6 Ann-NCDC NA ------------------ Element 40: Bright Sunshine %OFPOSS (Statistic 37): Percent of Possible ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 90.0 Feb 90.0 Mar 84.0 Apr 85.0 May 78.0 Jun 71.0 Jul 66.0 Aug 69.0 Sep 74.0 Oct 82.0 Nov 92.0 Dec 92.0 Annual 81.0 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 10.2 316.2 Feb 10.5 294.0 Mar 10.2 316.2 Apr 10.6 318.0 May 10.0 310.0 Jun 9.3 279.0 Jul 8.7 269.7 Aug 8.8 272.8 Sep 9.1 273.0 Oct 9.9 306.9 Nov 10.1 303.0 Dec 10.3 319.3 Annual 9.8 NA Ann-NCDC 9.8 3578.1 -------------------------- 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 0.0 0.0 0.0 Feb 0.0 0.0 0.0 Mar 0.0 0.0 0.0 Apr 0.0 0.0 0.0 May 0.6 0.4 0.1 Jun 1.1 0.6 0.1 Jul 4.4 3.5 1.3 Aug 4.5 3.6 1.5 Sep 2.9 1.8 0.7 Oct 1.1 0.7 0.0 Nov 0.0 0.0 0.0 Dec 0.0 0.0 0.0 Annual 14.6 10.6 3.7 Ann-NCDC 14.6 10.6 3.7 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