Station Name: ST. KATRINE WMO Station Number: 62457 National I.D. Number: Country: EGYPT WMO Region: REGION I - AFRICA Latitude: 28d 41m N Longitude: 034d 04m E Elevation: 1349 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 MAX_VAL (Statistic 04): Maximum Value MIN_VAL (Statistic 05): Minimum Value MNDLYMX (Statistic 09): Mean Daily Maximum Value MNDLYMI (Statistic 10): Mean Daily Minimum Value -------------------------------------------------- byr: 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 Statistic: MEAN MAX_VAL MIN_VAL MNDLYMX MNDLYMI Month -------------------------------------------------- Jan 9.5 25.1 2.0 13.8 1.7 Feb 10.2 24.3 1.8 14.6 2.4 Mar 14.2 28.4 .0 18.5 5.7 Apr 19.0 33.4 1.1 24.1 10.1 May 23.1 38.4 6.2 27.9 14.1 Jun 25.4 36.2 8.2 30.9 16.2 Jul 26.5 36.8 13.0 32.0 17.7 Aug 26.0 38.0 13.8 32.0 17.6 Sep 24.7 36.2 14.2 30.5 15.9 Oct 19.8 34.0 7.0 25.7 12.0 Nov 14.7 28.1 .4 19.9 7.4 Dec 11.1 26.2 2.8 15.7 3.7 Annual NA NA NA 23.8 10.8 Ann-NCDC 18.7 NA NA 23.8 10.4 -------------------------------------------------- Element 05: Dew Point Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 5.2 Feb 4.7 Mar 4.7 Apr 4.5 May 2.7 Jun .3 Jul 2.1 Aug 2.5 Sep 1.8 Oct 1.0 Nov 1.7 Dec 4.5 Annual NA Ann-NCDC 3.0 ------------------ Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 3.0 Feb 2.0 Mar 4.0 Apr 4.0 May 0.0 Jun 0.0 Jul 0.0 Aug 0.0 Sep 0.0 Oct 1.0 Nov 3.0 Dec 4.0 Annual 21.0 Ann-NCDC 21.0 ------------------ Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 39.0 Feb 35.0 Mar 29.0 Apr 22.0 May 19.0 Jun 20.0 Jul 22.0 Aug 24.0 Sep 25.0 Oct 28.0 Nov 33.0 Dec 36.0 Annual NA Ann-NCDC 27.7 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 4.4 Feb 4.1 Mar 4.6 Apr 4.6 May 5.4 Jun 6.4 Jul 7.5 Aug 7.9 Sep 7.6 Oct 6.1 Nov 5.4 Dec 4.6 Annual NA Ann-NCDC 5.7 ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .7 Feb .7 Mar .7 Apr .7 May .7 Jun .7 Jul .7 Aug .7 Sep .7 Oct .7 Nov .7 Dec .7 Annual NA Ann-NCDC 0.7 ------------------ Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 000.0 degrees Qualifier: 030.0 degrees Qualifier: 060.0 degrees Qualifier: 090.0 degrees Qualifier: 120.0 degrees Qualifier: 150.0 degrees Qualifier: 180.0 degrees Qualifier: 210.0 degrees Qualifier: 240.0 degrees ---------------------------------------------------------------------------------- byr: 1979 1979 1979 1979 1979 1979 1979 1979 1979 eyr: 1991 1991 1991 1991 1991 1991 1991 1991 1991 Qualifier: 000.0 030.0 060.0 090.0 120.0 150.0 180.0 210.0 240.0 Month ---------------------------------------------------------------------------------- Jan .261 .105 .041 .017 .022 .030 .011 .016 .073 Feb .205 .080 .032 .017 .016 .026 .020 .024 .079 Mar .167 .097 .046 .023 .016 .026 .018 .019 .061 Apr .125 .098 .047 .029 .035 .051 .021 .035 .061 May .135 .141 .068 .031 .019 .022 .019 .024 .041 Jun .124 .181 .079 .025 .011 .600 .700 .900 .032 Jul .171 .172 .093 .040 .015 .700 .800 .400 .014 Aug .197 .162 .080 .036 .022 .017 .013 .023 .014 Sep .228 .194 .094 .038 .020 .016 .011 .012 .031 Oct .223 .158 .066 .035 .038 .031 .027 .029 .044 Nov .262 .135 .070 .026 .044 .037 .021 .011 .038 Dec .299 .105 .052 .021 .023 .024 .021 .022 .055 Annual NA NA NA NA NA NA NA NA NA Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 270.0 degrees Qualifier: 300.0 degrees Qualifier: 330.0 degrees Qualifier: 360.0 degrees Qualifier: 999.0 degrees -------------------------------------------------- byr: 1979 1979 1979 1979 1979 eyr: 1991 1991 1991 1991 1991 Qualifier: 270.0 300.0 330.0 360.0 999.0 Month -------------------------------------------------- Jan .139 .113 .113 .059 .000 Feb .173 .136 .116 .058 .000 Mar .214 .125 .122 .065 .000 Apr .160 .138 .119 .080 .000 May .130 .118 .137 .113 .000 Jun .097 .084 .159 .186 .000 Jul .081 .092 .168 .134 .000 Aug .059 .084 .159 .135 .000 Sep .054 .068 .102 .133 .000 Oct .095 .073 .089 .092 .000 Nov .111 .080 .085 .081 .000 Dec .149 .086 .080 .065 .000 Annual NA NA NA NA NA Ann-NCDC NA NA NA NA NA -------------------------------------------------- Element 20: Sky Cover (Cloud Cover) (okta) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 2.0 Feb 2.0 Mar 2.1 Apr 1.9 May 1.6 Jun .3 Jul .1 Aug .2 Sep .4 Oct .9 Nov 1.5 Dec 2.1 Annual NA Ann-NCDC 1.3 ------------------ Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .3 Feb .0 Mar .4 Apr .4 May .5 Jun .0 Jul .0 Aug .5 Sep .2 Oct .6 Nov .3 Dec .0 Annual NA Ann-NCDC 3.2 ------------------ Element 53: Number Days with Hail (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb .0 Mar .0 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .0 Annual NA Ann-NCDC 0.0 ------------------ Element 54: Number Days with Rainfall GE Threshold (count) Qualifier: 1.0 mm MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 0.1 Feb 0.1 Mar 0.1 Apr 0.0 May 0.0 Jun 0.0 Jul 0.0 Aug 0.0 Sep 0.0 Oct 0.0 Nov 0.0 Dec 0.1 Annual NA Ann-NCDC 0.4 ------------------ Element 61: Number Days with Haze/Smoke (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .4 Feb 1.0 Mar 2.4 Apr 2.8 May 1.9 Jun 1.3 Jul .6 Aug 2.7 Sep 2.3 Oct 2.0 Nov .5 Dec .4 Annual NA Ann-NCDC 18.3 ------------------ Element 82: Number Days with Gale Force Winds (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .5 Feb .5 Mar 1.7 Apr 1.1 May .2 Jun .3 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .6 Annual NA Ann-NCDC 4.9 ------------------ Element AE: Number Days with Ice Storm (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb .0 Mar .0 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .0 Annual NA Ann-NCDC 0.0 ------------------ Element AF: Number Days with Thick Haze (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .1 Feb .0 Mar .1 Apr .2 May .0 Jun .0 Jul .0 Aug .0 Sep .1 Oct .0 Nov .0 Dec .0 Annual NA Ann-NCDC 0.5 ------------------ Element AG: Number Days with Rising Sand (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .7 Feb 2.8 Mar 4.5 Apr 4.8 May 3.7 Jun 2.7 Jul .3 Aug 1.8 Sep .2 Oct 1.1 Nov .4 Dec 1.0 Annual NA Ann-NCDC 24.0 ------------------ Element AH: Number Days with Mist (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb .2 Mar .1 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .0 Annual NA Ann-NCDC 0.3 ------------------ Element AJ: Number Days with Duststorm/Sandstorm (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .1 Feb .2 Mar .0 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .0 Annual NA Ann-NCDC 0.3 ------------------ Element BJ: Number Days with Fog (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb .0 Mar .0 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .0 Annual NA Ann-NCDC 0.0 ------------------ Element BT: Number Days with Occurrence of Rain (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1.6 Feb 1.7 Mar 1.6 Apr .7 May .2 Jun .0 Jul .0 Aug .5 Sep .0 Oct .5 Nov .9 Dec 1.9 Annual NA Ann-NCDC 9.6 ------------------