Station Name: TILLABERY WMO Station Number: 61030 National I.D. Number: Country: NIGER WMO Region: REGION I - AFRICA Latitude: Longitude: Elevation: 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 ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 24.6 Feb 27.5 Mar 30.9 Apr 33.6 May 34.7 Jun 32.7 Jul 30.2 Aug 28.9 Sep 30.1 Oct 31.2 Nov 28.4 Dec 25.3 Annual 29.8 Ann-NCDC 29.8 ------------------ Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 32.3 Feb 35.6 Mar 38.9 Apr 41.4 May 41.5 Jun 38.8 Jul 35.4 Aug 33.7 Sep 35.6 Oct 38.4 Nov 36.4 Dec 33.0 Annual 36.7 Ann-NCDC 36.8 ------------------ Element 02: Maximum Dry Bulb Temperature (deg C) Qualifier: 01: Mean Value MAX_VAL (Statistic 04): Maximum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 36.1 Feb 39.7 Mar 42.3 Apr 44.2 May 44.5 Jun 43.3 Jul 39.9 Aug 37.9 Sep 40.0 Oct 40.9 Nov 39.4 Dec 36.7 Annual 40.4 Ann-NCDC NA ------------------ Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 17.0 Feb 19.4 Mar 22.8 Apr 25.9 May 27.9 Jun 26.7 Jul 24.9 Aug 24.1 Sep 24.5 Oct 23.9 Nov 20.4 Dec 17.5 Annual 22.9 Ann-NCDC 22.9 ------------------ Element 03: Minimum Dry Bulb Temperature (deg C) Qualifier: 01: Mean Value MIN_VAL (Statistic 05): Minimum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 14.2 Feb 15.9 Mar 18.7 Apr 21.9 May 24.1 Jun 22.8 Jul 21.7 Aug 21.1 Sep 21.6 Oct 20.7 Nov 17.3 Dec 14.5 Annual 19.4 Ann-NCDC NA ------------------ Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 0.0 Feb 0.0 Mar 2.3 Apr 5.6 May 16.6 Jun 46.8 Jul 102.7 Aug 143.1 Sep 69.9 Oct 10.8 Nov 0.3 Dec 0.1 Annual 398.4 Ann-NCDC 398.2 ------------------ Element 11: Relative Humidity (%) MNDLYMX (Statistic 09): Mean Daily Maximum Value MNDLYMI (Statistic 10): Mean Daily Minimum Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MNDLYMX MNDLYMI Month -------------------------- Jan 39 13 Feb 37 11 Mar 38 11 Apr 45 14 May 60 22 Jun 73 32 Jul 84 43 Aug 90 50 Sep 88 42 Oct 70 23 Nov 52 14 Dec 47 14 Annual 60 24 Ann-NCDC 60.2 24.1 -------------------------- Element 13: Station Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 988.0 Feb 986.7 Mar 984.8 Apr 983.3 May 983.8 Jun 985.6 Jul 986.4 Aug 986.5 Sep 986.4 Oct 985.8 Nov 986.9 Dec 987.9 Annual 986.0 Ann-NCDC 986.0 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 6.9 Feb 7.4 Mar 9.1 Apr 13.4 May 20.4 Jun 23.9 Jul 26.2 Aug 27.4 Sep 26.7 Oct 19.1 Nov 10.8 Dec 8.1 Annual 16.7 Ann-NCDC 16.6 ------------------ Element 15: 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 9.2 285.2 Feb 9.3 260.4 Mar 8.7 269.7 Apr 8.2 246.0 May 8.8 272.8 Jun 8.5 255.0 Jul 8.0 248.0 Aug 7.6 235.6 Sep 8.3 249.0 Oct 9.0 279.0 Nov 9.3 279.0 Dec 9.0 279.0 Annual 8.7 3175.5 Ann-NCDC 8.7 3158.7 -------------------------- Element 16: Wind Speed (m/sec) Statistic 01: Mean Value Qualifier: ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 2.7 Feb 2.6 Mar 2.6 Apr 2.4 May 2.5 Jun 2.7 Jul 2.6 Aug 2.1 Sep 2.0 Oct 1.8 Nov 2.2 Dec 2.4 Annual 2.4 Ann-NCDC 2.4 ------------------