Station Name: ZINDER AERO WMO Station Number: 61090 National I.D. Number: Country: NIGER WMO Region: REGION I - AFRICA Latitude: 13d 47m N Longitude: 008d 59m E Elevation: 453 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 21.9 Feb 24.8 Mar 28.8 Apr 32.3 May 33.3 Jun 31.9 Jul 29.2 Aug 27.8 Sep 29.4 Oct 30.0 Nov 26.0 Dec 22.9 Annual 28.2 Ann-NCDC 28.2 ------------------ Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 29.3 Feb 32.5 Mar 36.3 Apr 39.7 May 40.6 Jun 38.1 Jul 34.9 Aug 32.7 Sep 35.5 Oct 37.1 Nov 33.7 Dec 43.5 Annual 36.2 Ann-NCDC 36.2 ------------------ Element 02: Maximum Dry Bulb Temperature (deg C) Qualifier: 01: Mean Value MAX_VAL (Statistic 04): Maximum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 34.3 Feb 37.6 Mar 40.8 Apr 42.5 May 42.8 Jun 41.9 Jul 38.7 Aug 36.4 Sep 38.5 Oct 39.3 Nov 36.9 Dec 35.0 Annual 38.7 Ann-NCDC NA ------------------ Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 14.7 Feb 17.1 Mar 21.4 Apr 25.0 May 26.6 Jun 25.6 Jul 23.7 Aug 23.2 Sep 23.7 Oct 22.9 Nov 18.6 Dec 15.4 Annual 21.5 Ann-NCDC 21.5 ------------------ Element 03: Minimum Dry Bulb Temperature (deg C) Qualifier: 01: Mean Value MIN_VAL (Statistic 05): Minimum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 10.6 Feb 12.4 Mar 15.8 Apr 20.3 May 22.1 Jun 21.2 Jul 19.6 Aug 19.3 Sep 20.1 Oct 19.1 Nov 14.2 Dec 11.5 Annual 17.2 Ann-NCDC NA ------------------ Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 0.0 Feb 0.1 Mar 0.5 Apr 1.0 May 14.8 Jun 39.2 Jul 128.6 Aug 168.1 Sep 53.5 Oct 5.0 Nov 0.2 Dec 0.0 Annual 411.2 Ann-NCDC 411.0 ------------------ 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 32 12 Feb 27 10 Mar 25 9 Apr 31 11 May 50 16 Jun 67 25 Jul 82 40 Aug 88 48 Sep 81 36 Oct 49 16 Nov 35 13 Dec 35 13 Annual 50 21 Ann-NCDC 50.2 20.8 -------------------------- Element 13: Station Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 962.5 Feb 961.1 Mar 959.3 Apr 957.3 May 957.3 Jun 959.1 Jul 959.7 Aug 959.9 Sep 959.6 Oct 959.8 Nov 961.2 Dec 962.2 Annual 959.9 Ann-NCDC 959.9 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 5.2 Feb 5.2 Mar 5.9 Apr 9.1 May 14.8 Jun 19.7 Jul 22.9 Aug 24.2 Sep 22.2 Oct 12.5 Nov 7.4 Dec 6.0 Annual 12.9 Ann-NCDC 12.9 ------------------ 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 9.4 291.4 Feb 9.6 268.8 Mar 8.9 275.9 Apr 9.0 270.0 May 9.6 297.6 Jun 9.6 288.0 Jul 8.7 269.7 Aug 8.3 257.3 Sep 8.9 267.0 Oct 9.4 291.4 Nov 9.7 291.0 Dec 9.4 291.4 Annual 9.2 3358.0 Ann-NCDC 9.2 3359.5 -------------------------- Element 16: Wind Speed (m/sec) Statistic 01: Mean Value Qualifier: ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 3.1 Feb 3.1 Mar 3.0 Apr 2.8 May 2.8 Jun 3.2 Jul 3.3 Aug 2.6 Sep 1.9 Oct 2.1 Nov 2.9 Dec 3.0 Annual 2.8 Ann-NCDC 2.8 ------------------