Station Name: EELDE WMO Station Number: 06280 National I.D. Number: Country: NETHERLANDS WMO Region: REGION VI - EUROPE Latitude: 53d 08m N Longitude: 006d 35m E Elevation: 4 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 1.3 Feb 1.6 Mar 4.1 Apr 7.2 May 11.6 Jun 14.6 Jul 15.9 Aug 16.0 Sep 13.4 Oct 9.8 Nov 5.4 Dec 2.5 Annual 8.6 Ann-NCDC 8.6 ------------------ Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MAX_VAL (Statistic 04): Maximum Value MNMLYMX (Statistic 18): Mean Monthly Maximum Value ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: MEAN MAX_VAL MNMLYMX Month ---------------------------------- Jan 3.7 12.8 9.3 Feb 4.5 16.0 9.9 Mar 7.9 24.0 15.0 Apr 11.8 28.0 20.1 May 16.6 31.5 25.3 Jun 19.5 33.5 28.7 Jul 20.7 34.3 29.2 Aug 21.2 34.7 29.0 Sep 18.2 27.8 24.7 Oct 13.7 24.8 20.3 Nov 8.3 17.0 14.2 Dec 4.9 15.4 10.9 Annual 12.6 34.7 19.7 Ann-NCDC 12.6 NA 19.7 ---------------------------------- Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MIN_VAL (Statistic 05): Minimum Value MNMLYMI (Statistic 19): Mean Monthly Minimum Value ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: MEAN MIN_VAL MNMLYMI Month ---------------------------------- Jan -1.5 -22.0 -10.6 Feb -1.4 -19.2 -8.9 Mar 0.5 -15.6 -5.6 Apr 2.5 -8.1 -3.3 May 6.3 -3.0 0.2 Jun 9.3 0.1 3.6 Jul 10.9 4.1 5.9 Aug 10.8 3.2 5.2 Sep 8.7 0.8 3.3 Oct 5.9 -4.5 -0.1 Nov 2.3 -13.6 -5.1 Dec -0.2 -15.4 -8.3 Annual 4.5 -22.0 -2.0 Ann-NCDC 4.5 NA -2.0 ---------------------------------- Element 05: Dew Point Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan -0.1 Feb -0.3 Mar 1.6 Apr 3.7 May 7.6 Jun 10.8 Jul 12.6 Aug 12.6 Sep 10.9 Oct 7.9 Nov 3.8 Dec 1.2 Annual 6.0 Ann-NCDC 6.0 ------------------ Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value MIN_MLY (Statistic 20): Minimum Monthly Value QUIN20% (Statistic 22): First Quintile QUIN40% (Statistic 23): Second Quintile QUIN60% (Statistic 24): Third Quintile QUIN80% (Statistic 25): Fourth Quintile MAX_MLY (Statistic 26): Maximum Monthly Value ------------------------------------------------------------------ byr: 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 Statistic: MEANMLY MIN_MLY QUIN20% QUIN40% QUIN60% QUIN80% MAX_MLY Month ------------------------------------------------------------------ Jan 66.6 15.9 34.0 56.5 73.0 93.5 135.0 Feb 45.2 4.9 23.5 34.0 49.0 75.0 98.0 Mar 57.5 23.9 39.0 48.5 54.5 76.5 135.0 Apr 48.2 1.9 15.0 43.0 57.5 73.0 101.0 May 57.8 15.9 32.5 46.5 56.0 81.0 140.0 Jun 68.8 23.9 39.0 59.5 78.0 91.5 133.0 Jul 76.3 14.9 40.5 62.5 81.0 100.5 163.0 Aug 66.4 7.9 43.5 62.5 66.0 87.0 158.0 Sep 70.6 13.9 40.0 53.5 68.0 104.5 175.0 Oct 68.7 14.9 36.0 66.5 79.0 101.0 118.0 Nov 77.1 19.9 53.5 69.5 85.0 103.0 134.0 Dec 75.5 15.9 38.0 61.0 77.5 107.5 169.0 Annual 778.6 NA NA NA NA NA NA Ann-NCDC 778.7 NA NA NA NA NA NA ------------------------------------------------------------------ Element 11: Relative Humidity (%) 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 91.0 97.0 83.0 Feb 88.0 96.0 76.0 Mar 85.0 96.0 68.0 Apr 81.0 96.0 60.0 May 79.0 95.0 58.0 Jun 80.0 96.0 59.0 Jul 82.0 97.0 63.0 Aug 82.0 97.0 61.0 Sep 86.0 97.0 66.0 Oct 89.0 97.0 73.0 Nov 90.0 97.0 79.0 Dec 91.0 97.0 83.0 Annual 85.0 97.0 69.0 Ann-NCDC 85.3 96.5 69.1 ---------------------------------- Element 12: Sea Level Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1014.4 Feb 1015.1 Mar 1013.9 Apr 1013.9 May 1014.8 Jun 1015.7 Jul 1015.8 Aug 1015.2 Sep 1015.7 Oct 1015.3 Nov 1013.1 Dec 1013.7 Annual 1014.7 Ann-NCDC 1014.7 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 6.4 Feb 6.3 Mar 7.1 Apr 8.3 May 10.8 Jun 13.4 Jul 15.0 Aug 15.0 Sep 13.4 Oct 11.0 Nov 8.3 Dec 7.0 Annual 10.2 Ann-NCDC 10.2 ------------------ Element 15: Sunshine MN_#HRS (Statistic 44): Mean Number of Hours ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 39.0 Feb 65.5 Mar 101.8 Apr 151.0 May 195.1 Jun 192.1 Jul 179.5 Aug 182.0 Sep 129.3 Oct 93.5 Nov 52.6 Dec 33.4 Annual 1414.9 Ann-NCDC 1414.8 ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value VECTOR (Statistic 42): Vector -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN VECTOR Month -------------------------- Jan 5.3 2.4 Feb 4.9 .9 Mar 5.2 1.5 Apr 4.6 .9 May 4.1 .5 Jun 4.0 1.2 Jul 4.1 1.7 Aug 3.7 1.2 Sep 3.9 1.9 Oct 4.1 1.9 Nov 5.1 2.6 Dec 5.2 2.5 Annual 4.5 1.4 Ann-NCDC 4.5 NA -------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 000.0 degrees Qualifier: 010.0 degrees Qualifier: 020.0 degrees Qualifier: 030.0 degrees Qualifier: 040.0 degrees Qualifier: 050.0 degrees Qualifier: 060.0 degrees Qualifier: 070.0 degrees Qualifier: 080.0 degrees ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 000.0 010.0 020.0 030.0 040.0 050.0 060.0 070.0 080.0 Month ---------------------------------------------------------------------------------- Jan .022 .007 .009 .007 .012 .018 .024 .026 .022 Feb .022 .014 .016 .020 .028 .032 .039 .046 .043 Mar .022 .013 .016 .018 .021 .027 .030 .036 .028 Apr .031 .030 .030 .031 .036 .037 .035 .033 .026 May .034 .024 .028 .030 .033 .037 .032 .032 .028 Jun .040 .030 .032 .028 .030 .027 .024 .024 .022 Jul .037 .022 .022 .022 .022 .020 .018 .018 .017 Aug .046 .019 .019 .023 .021 .026 .023 .027 .021 Sep .051 .011 .011 .013 .013 .013 .016 .017 .016 Oct .044 .008 .008 .008 .011 .012 .013 .018 .025 Nov .029 .006 .007 .007 .012 .017 .019 .020 .022 Dec .025 .005 .006 .008 .012 .013 .018 .022 .023 Annual .034 .016 .017 .018 .021 .023 .024 .027 .024 Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 090.0 degrees Qualifier: 100.0 degrees Qualifier: 110.0 degrees Qualifier: 120.0 degrees Qualifier: 130.0 degrees Qualifier: 140.0 degrees Qualifier: 150.0 degrees Qualifier: 160.0 degrees Qualifier: 170.0 degrees ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 090.0 100.0 110.0 120.0 130.0 140.0 150.0 160.0 170.0 Month ---------------------------------------------------------------------------------- Jan .029 .032 .030 .028 .023 .021 .024 .029 .036 Feb .044 .040 .037 .026 .022 .018 .015 .020 .025 Mar .030 .031 .031 .026 .020 .018 .020 .021 .025 Apr .021 .024 .022 .017 .016 .015 .015 .017 .017 May .029 .030 .027 .024 .019 .016 .015 .020 .021 Jun .019 .015 .012 .012 .010 .009 .010 .012 .015 Jul .018 .017 .012 .013 .010 .010 .009 .012 .014 Aug .019 .022 .019 .016 .014 .012 .013 .017 .020 Sep .017 .020 .019 .020 .018 .018 .020 .023 .027 Oct .037 .042 .034 .028 .024 .024 .026 .031 .034 Nov .025 .026 .024 .020 .018 .018 .019 .025 .033 Dec .028 .035 .031 .026 .020 .017 .019 .024 .025 Annual .026 .028 .025 .021 .018 .016 .017 .021 .024 Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 180.0 degrees Qualifier: 190.0 degrees Qualifier: 200.0 degrees Qualifier: 210.0 degrees Qualifier: 220.0 degrees Qualifier: 230.0 degrees Qualifier: 240.0 degrees Qualifier: 250.0 degrees Qualifier: 260.0 degrees ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 180.0 190.0 200.0 210.0 220.0 230.0 240.0 250.0 260.0 Month ---------------------------------------------------------------------------------- Jan .042 .050 .054 .053 .055 .059 .056 .049 .040 Feb .029 .031 .034 .036 .041 .041 .044 .040 .036 Mar .028 .031 .038 .040 .044 .053 .051 .050 .043 Apr .021 .024 .030 .026 .033 .035 .036 .034 .032 May .023 .026 .028 .031 .031 .033 .034 .034 .031 Jun .021 .026 .037 .039 .041 .041 .045 .042 .039 Jul .023 .028 .039 .041 .045 .045 .048 .052 .049 Aug .031 .035 .049 .050 .049 .046 .046 .044 .039 Sep .044 .046 .056 .053 .057 .060 .054 .047 .041 Oct .041 .050 .055 .061 .062 .050 .046 .041 .036 Nov .045 .055 .065 .071 .069 .063 .054 .049 .036 Dec .036 .044 .056 .058 .073 .069 .061 .055 .044 Annual .032 .037 .045 .047 .050 .050 .048 .045 .039 Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 270.0 degrees Qualifier: 280.0 degrees Qualifier: 290.0 degrees Qualifier: 300.0 degrees Qualifier: 310.0 degrees Qualifier: 320.0 degrees Qualifier: 330.0 degrees Qualifier: 340.0 degrees Qualifier: 350.0 degrees ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 270.0 280.0 290.0 300.0 310.0 320.0 330.0 340.0 350.0 Month ---------------------------------------------------------------------------------- Jan .033 .025 .021 .016 .014 .011 .009 .006 .005 Feb .028 .025 .019 .017 .016 .016 .013 .010 .009 Mar .036 .029 .023 .020 .019 .018 .013 .012 .011 Apr .028 .027 .026 .028 .028 .031 .030 .027 .025 May .031 .027 .024 .026 .026 .026 .026 .022 .020 Jun .037 .036 .030 .030 .032 .031 .032 .027 .023 Jul .048 .045 .041 .041 .036 .031 .026 .019 .015 Aug .037 .034 .027 .025 .023 .020 .019 .017 .016 Sep .035 .031 .025 .024 .021 .017 .015 .012 .010 Oct .027 .021 .016 .015 .013 .012 .007 .006 .006 Nov .032 .025 .019 .016 .014 .012 .009 .007 .006 Dec .032 .024 .019 .018 .015 .011 .008 .008 .006 Annual .034 .029 .024 .023 .022 .020 .017 .014 .013 Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 360.0 degrees ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .006 Feb .009 Mar .010 Apr .027 May .023 Jun .022 Jul .017 Aug .015 Sep .010 Oct .007 Nov .006 Dec .006 Annual .013 Ann-NCDC NA ------------------ Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing VECTOR (Statistic 42): Vector -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: PREVAIL VECTOR Month -------------------------- Jan 230.0 215.0 Feb 70.0 212.0 Mar 230.0 227.0 Apr 50.0 302.0 May 50.0 289.0 Jun 240.0 283.0 Jul 250.0 271.0 Aug 210.0 250.0 Sep 230.0 229.0 Oct 220.0 212.0 Nov 210.0 218.0 Dec 220.0 220.0 Annual 220.0 234.0 Ann-NCDC NA NA -------------------------- Element 18: Wind Steadiness (unitless) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 45.3 Feb 18.4 Mar 28.8 Apr 19.6 May 12.2 Jun 30.0 Jul 41.5 Aug 32.4 Sep 48.7 Oct 46.3 Nov 51.0 Dec 48.1 Annual 31.1 Ann-NCDC NA ------------------ Element 20: Sky Cover (Cloud Cover) (okta) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 6.0 Feb 6.0 Mar 5.0 Apr 5.0 May 5.0 Jun 5.0 Jul 5.0 Aug 5.0 Sep 5.0 Oct 5.0 Nov 6.0 Dec 6.0 Annual 5.0 Ann-NCDC 5.3 ------------------ Element 21: Pan Evaporation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan 7.0 Feb 14.1 Mar 30.3 Apr 53.7 May 81.6 Jun 89.1 Jul 89.2 Aug 79.4 Sep 48.7 Oct 26.2 Nov 10.6 Dec 5.5 Annual 535.2 Ann-NCDC 535.4 ------------------ Element 33: Global Solar Radiation (MJ/m2) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan 64.02 Feb 128.89 Mar 246.04 Apr 396.84 May 528.96 Jun 538.50 Jul 524.67 Aug 466.59 Sep 305.61 Oct 179.27 Nov 83.32 Dec 47.56 Annual 510.27 Ann-NCDC NA ------------------ Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1971 eyr: 1990 Month ------------------ Jan 1.0 Feb * Mar * Apr 1.0 May 4.0 Jun 5.0 Jul 4.0 Aug 4.0 Sep 2.0 Oct 1.0 Nov 1.0 Dec 1.0 Annual 23.0 Ann-NCDC 24.0 ------------------ Element 53: Number Days with Hail (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1971 eyr: 1990 Month ------------------ Jan 3.0 Feb 2.0 Mar 3.0 Apr 3.0 May 1.0 Jun 1.0 Jul * Aug * Sep 1.0 Oct 1.0 Nov 3.0 Dec 2.0 Annual 20.0 Ann-NCDC 20.0 ------------------ Element 56: Number Days with Snowfall (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1971 eyr: 1990 Month ------------------ Jan 10.0 Feb 8.0 Mar 6.0 Apr 2.0 May * Jun 0.0 Jul 0.0 Aug 0.0 Sep 0.0 Oct * Nov 4.0 Dec 7.0 Annual 37.0 Ann-NCDC 37.0 ------------------ Element 75: Number Days with Rime/Glaze Ice (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1971 eyr: 1990 Month ------------------ Jan 2.0 Feb 1.0 Mar 1.0 Apr * May 0.0 Jun 0.0 Jul 0.0 Aug 0.0 Sep 0.0 Oct 0.0 Nov 1.0 Dec 3.0 Annual 7.0 Ann-NCDC 8.0 ------------------ Element 82: Number Days with Gale Force Winds (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1.0 Feb * Mar * Apr * May * Jun 0.0 Jul 0.0 Aug 0.0 Sep 0.0 Oct * Nov * Dec * Annual 2.0 Ann-NCDC 1.0 ------------------ Element 95: Number Days with Precipitation GE Threshold (count) Qualifier: 1.0 mm MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 13.0 Feb 9.0 Mar 12.0 Apr 10.0 May 11.0 Jun 11.0 Jul 11.0 Aug 11.0 Sep 11.0 Oct 11.0 Nov 14.0 Dec 14.0 Annual 138.0 Ann-NCDC 138.0 ------------------ Element BJ: Number Days with Fog (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1971 eyr: 1990 Month ------------------ Jan 9.0 Feb 8.0 Mar 8.0 Apr 7.0 May 8.0 Jun 6.0 Jul 8.0 Aug 9.0 Sep 10.0 Oct 10.0 Nov 7.0 Dec 9.0 Annual 98.0 Ann-NCDC 99.0 ------------------ Element BT: Number Days with Occurrence of Rain (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1971 eyr: 1990 Month ------------------ Jan 20.0 Feb 14.0 Mar 19.0 Apr 18.0 May 18.0 Jun 20.0 Jul 20.0 Aug 19.0 Sep 20.0 Oct 20.0 Nov 23.0 Dec 22.0 Annual 232.0 Ann-NCDC 233.0 ------------------