Station Name: GAYA WMO Station Number: 61099 National I.D. Number: Country: NIGER WMO Region: REGION I - AFRICA Latitude: 11d 53m N Longitude: 003d 27m E Elevation: 203 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 ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 25.9 Feb 29.0 Mar 32.1 Apr 33.7 May 32.1 Jun 29.6 Jul 27.4 Aug 26.7 Sep 27.4 Oct 29.2 Nov 28.3 Dec 26.1 Annual 29.0 Ann-NCDC 29.0 ------------------ Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 33.1 Feb 36.3 Mar 39.1 Apr 40.3 May 38.0 Jun 34.9 Jul 31.9 Aug 31.1 Sep 32.3 Oct 35.7 Nov 36.0 Dec 33.4 Annual 35.2 Ann-NCDC 35.2 ------------------ Element 02: Maximum Dry Bulb Temperature (deg C) Qualifier: 01: Mean Value MAX_VAL (Statistic 04): Maximum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 37.1 Feb 40.1 Mar 42.2 Apr 42.8 May 41.6 Jun 38.5 Jul 35.7 Aug 34.6 Sep 35.5 Oct 38.1 Nov 38.4 Dec 37.1 Annual 38.5 Ann-NCDC NA ------------------ Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 18.6 Feb 21.6 Mar 25.1 Apr 27.1 May 26.3 Jun 24.3 Jul 22.8 Aug 22.4 Sep 22.4 Oct 22.8 Nov 20.5 Dec 18.7 Annual 22.7 Ann-NCDC 22.7 ------------------ Element 03: Minimum Dry Bulb Temperature (deg C) Qualifier: 01: Mean Value MIN_VAL (Statistic 05): Minimum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 15.4 Feb 17.9 Mar 21.0 Apr 22.6 May 21.3 Jun 20.2 Jul 19.9 Aug 19.9 Sep 19.9 Oct 19.7 Nov 17.5 Dec 15.5 Annual 19.2 Ann-NCDC NA ------------------ Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 0.0 Feb 1.4 Mar 2.6 Apr 16.2 May 70.7 Jun 125.0 Jul 177.6 Aug 225.6 Sep 160.1 Oct 17.1 Nov 0.1 Dec 0.1 Annual 796.5 Ann-NCDC 796.5 ------------------ 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 33 15 Feb 30 13 Mar 39 15 Apr 59 21 May 79 35 Jun 89 46 Jul 94 58 Aug 98 63 Sep 97 59 Oct 89 36 Nov 60 18 Dec 40 15 Annual 67 33 Ann-NCDC 67.2 32.8 -------------------------- Element 13: Station Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 987.2 Feb 985.6 Mar 984.7 Apr 983.2 May 984.6 Jun 987.0 Jul 987.7 Aug 987.6 Sep 987.3 Oct 986.3 Nov 986.6 Dec 987.3 Annual 986.3 Ann-NCDC 986.3 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 7.5 Feb 7.9 Mar 11.5 Apr 18.5 May 25.5 Jun 27.0 Jul 27.9 Aug 28.5 Sep 28.5 Oct 24.2 Nov 12.6 Dec 8.5 Annual 19.0 Ann-NCDC 19.0 ------------------ 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 8.9 275.9 Feb 8.9 249.2 Mar 8.2 254.2 Apr 8.3 249.0 May 8.9 275.9 Jun 8.6 258.0 Jul 7.3 226.3 Aug 6.7 207.7 Sep 7.7 231.0 Oct 8.7 269.7 Nov 9.3 279.0 Dec 8.9 275.9 Annual 8.4 3066.0 Ann-NCDC 8.4 3051.8 -------------------------- Element 16: Wind Speed (m/sec) Statistic 01: Mean Value Qualifier: ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 3.1 Feb 3.0 Mar 2.6 Apr 2.3 May 2.3 Jun 2.1 Jul 1.6 Aug 1.3 Sep 1.2 Oct 1.3 Nov 2.0 Dec 2.7 Annual 2.1 Ann-NCDC 2.1 ------------------