Station Name: Constanta WMO Station Number: 15480 National I.D. Number: Country: ROMANIA WMO Region: REGION VI - EUROPE Latitude: 44d 13m N Longitude: 028d 38m E Elevation: 13 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 0.5 Feb 1.6 Mar 4.6 Apr 9.9 May 15.5 Jun 20.0 Jul 22.0 Aug 21.8 Sep 18.3 Oct 13.1 Nov 8.0 Dec 3.2 Annual 11.5 Ann-NCDC 11.5 ------------------ Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MAX_VAL (Statistic 04): Maximum Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN MAX_VAL Month -------------------------- Jan 3.7 18.0 Feb 4.9 23.3 Mar 8.1 25.9 Apr 13.8 31.9 May 19.3 36.9 Jun 23.8 36.9 Jul 25.9 35.4 Aug 25.8 36.6 Sep 22.4 34.8 Oct 17.0 30.4 Nov 11.6 26.5 Dec 6.4 20.8 Annual 15.2 36.9 Ann-NCDC 15.2 NA -------------------------- Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MIN_VAL (Statistic 05): Minimum Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN MIN_VAL Month -------------------------- Jan -2.3 -17.2 Feb -1.0 -17.4 Mar 2.1 -12.7 Apr 6.9 -1.4 May 12.1 4.0 Jun 16.2 8.7 Jul 18.0 10.9 Aug 17.9 8.3 Sep 14.6 4.0 Oct 9.8 -1.8 Nov 5.0 -8.4 Dec 0.5 -13.5 Annual 8.3 -17.4 Ann-NCDC 8.3 NA -------------------------- Element 05: Dew Point Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1964 eyr: 1990 Month ------------------ Jan -1.7 Feb -1.1 Mar 2.0 Apr 6.5 May 11.7 Jun 15.3 Jul 17.0 Aug 16.9 Sep 14.1 Oct 9.7 Nov 5.2 Dec 1.3 Annual NA Ann-NCDC 8.1 ------------------ 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 30.0 4.3 6.6 18.4 31.4 45.9 154.8 Feb 29.0 5.6 12.9 17.9 27.2 47.6 98.5 Mar 26.0 0.1 9.9 16.6 23.5 46.8 85.1 Apr 30.0 3.0 13.7 23.7 32.8 37.9 89.3 May 38.0 2.9 12.9 27.9 43.1 61.3 115.4 Jun 40.0 2.0 19.6 26.7 37.2 57.2 111.6 Jul 30.0 1.4 18.2 21.5 30.5 41.0 74.5 Aug 33.0 1.0 3.9 24.7 29.9 47.0 137.5 Sep 29.0 0.6 5.4 20.5 29.3 46.2 98.5 Oct 31.0 3.0 12.0 19.9 30.9 45.6 102.2 Nov 42.0 0.7 18.9 29.5 40.5 71.1 115.5 Dec 38.0 4.3 13.9 24.6 33.9 50.0 188.5 Annual 396.0 225.2 303.6 393.2 419.6 455.0 586.2 Ann-NCDC 396.0 NA NA NA NA NA NA ------------------------------------------------------------------ Element 09: Snowfall (cm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 7.0 Feb 7.0 Mar 4.2 Apr NA May NA Jun NA Jul NA Aug NA Sep NA Oct NA Nov 5.5 Dec 3.4 Annual NA Ann-NCDC NA ------------------ Element 11: Relative Humidity (%) MNMLYMI (Statistic 19): Mean Monthly Minimum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 48.0 Feb 39.0 Mar 36.0 Apr 38.0 May 39.0 Jun 39.0 Jul 39.0 Aug 39.0 Sep 39.0 Oct 39.0 Nov 45.0 Dec 50.0 Annual 0.0 Ann-NCDC 40.8 ------------------ Element 12: Sea Level Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1019.6 Feb 1018.1 Mar 1017.3 Apr 1013.6 May 1014.2 Jun 1013.2 Jul 1013.4 Aug 1014.4 Sep 1017.4 Oct 1020.4 Nov 1019.1 Dec 1018.6 Annual 1016.6 Ann-NCDC 1016.6 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 5.7 Feb 6.0 Mar 7.2 Apr 9.9 May 14.1 Jun 17.7 Jul 19.8 Aug 19.7 Sep 16.5 Oct 12.5 Nov 9.4 Dec 6.9 Annual 12.1 Ann-NCDC 12.1 ------------------ Element 15: Sunshine MN_#HRS (Statistic 44): Mean Number of Hours ------------------ byr: 1971 eyr: 1990 Month ------------------ Jan 83.4 Feb 85.7 Mar 133.9 Apr 179.7 May 264.1 Jun 282.2 Jul 319.9 Aug 311.7 Sep 241.1 Oct 182.3 Nov 101.1 Dec 80.7 Annual 2265.8 Ann-NCDC 2265.8 ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 5.5 Feb 5.5 Mar 5.0 Apr 4.4 May 3.9 Jun 3.8 Jul 3.7 Aug 3.7 Sep 4.2 Oct 4.8 Nov 4.8 Dec 5.3 Annual 4.6 Ann-NCDC 4.5 ------------------ Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 022.5 degrees Qualifier: 045.0 degrees Qualifier: 067.5 degrees Qualifier: 090.0 degrees Qualifier: 112.5 degrees Qualifier: 135.0 degrees Qualifier: 157.5 degrees Qualifier: 180.0 degrees Qualifier: 202.5 degrees ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 022.5 045.0 067.5 090.0 112.5 135.0 157.5 180.0 202.5 Month ---------------------------------------------------------------------------------- Jan .077 .048 .012 .019 .500 .028 .019 .065 .025 Feb .094 .093 .016 .023 .016 .032 .036 .067 .023 Mar .084 .121 .024 .037 .017 .076 .056 .074 .023 Apr .044 .093 .025 .054 .024 .114 .087 .106 .028 May .037 .081 .029 .057 .027 .124 .078 .098 .023 Jun .024 .067 .024 .048 .024 .110 .077 .096 .023 Jul .029 .079 .022 .055 .025 .088 .043 .089 .018 Aug .037 .084 .035 .058 .028 .085 .040 .072 .019 Sep .053 .087 .028 .057 .027 .086 .045 .069 .020 Oct .085 .093 .020 .039 .023 .078 .040 .067 .024 Nov .059 .051 .013 .040 .018 .052 .027 .069 .028 Dec .058 .040 .010 .015 .800 .022 .022 .060 .031 Annual .056 .078 .022 .042 .020 .074 .048 .078 .024 Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 225.0 degrees Qualifier: 247.5 degrees Qualifier: 270.0 degrees Qualifier: 292.5 degrees Qualifier: 315.0 degrees Qualifier: 337.5 degrees Qualifier: 360.0 degrees ------------------------------------------------------------------ byr: 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 Qualifier: 225.0 247.5 270.0 292.5 315.0 337.5 360.0 Month ------------------------------------------------------------------ Jan .055 .035 .186 .062 .108 .045 .122 Feb .051 .031 .118 .049 .086 .032 .140 Mar .047 .020 .086 .022 .064 .026 .107 Apr .039 .025 .090 .025 .055 .028 .064 May .041 .025 .086 .024 .057 .023 .050 Jun .046 .025 .125 .035 .072 .030 .047 Jul .042 .020 .103 .046 .097 .036 .072 Aug .041 .020 .101 .040 .091 .040 .065 Sep .044 .028 .102 .037 .065 .034 .084 Oct .058 .033 .087 .033 .064 .034 .113 Nov .062 .042 .170 .053 .076 .033 .100 Dec .068 .038 .199 .079 .108 .043 .112 Annual .049 .028 .121 .042 .079 .034 .090 Ann-NCDC NA NA NA NA NA NA NA ------------------------------------------------------------------ Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 270.0 Feb 36.0 Mar 45.0 Apr 135.0 May 135.0 Jun 270.0 Jul 270.0 Aug 270.0 Sep 270.0 Oct 36.0 Nov 270.0 Dec 270.0 Annual 0.0 Ann-NCDC NA ------------------ Element 18: Wind Steadiness (unitless) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 8.9 Feb 9.3 Mar 11.6 Apr 9.9 May 14.0 Jun 12.7 Jul 13.6 Aug 14.4 Sep 13.4 Oct 10.9 Nov 10.7 Dec 8.7 Annual 11.5 Ann-NCDC NA ------------------ Element 19: Soil Temperature (deg C) Statistic 01: Mean Value Qualifier: 5.0 cm depth Qualifier: 10.0 cm depth -------------------------- byr: 1961 1961 eyr: 1990 1990 Qualifier: 5.0 10.0 Month -------------------------- Jan -2.5 -0.4 Feb 0.9 1.0 Mar 4.5 7.4 Apr 11.3 11.0 May 17.7 17.3 Jun 22.4 21.9 Jul 24.7 24.5 Aug 24.0 23.9 Sep 19.2 19.4 Oct 12.5 12.8 Nov 6.4 6.8 Dec 1.4 2.3 Annual NA NA Ann-NCDC NA NA -------------------------- Element 20: Sky Cover (Cloud Cover) (okta) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 6.9 Feb 7.1 Mar 6.7 Apr 6.0 May 5.2 Jun 4.3 Jul 3.3 Aug 3.1 Sep 3.8 Oct 4.8 Nov 6.4 Dec 7.1 Annual 5.4 Ann-NCDC 5.4 ------------------ Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 0.0 Feb 0.0 Mar 0.0 Apr 1.0 May 3.0 Jun 6.0 Jul 6.0 Aug 4.0 Sep 2.0 Oct 1.0 Nov 0.0 Dec 0.0 Annual 23.0 Ann-NCDC 23.0 ------------------ Element 53: Number Days with Hail (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr 0.2 May 0.3 Jun 0.0 Jul 0.1 Aug 0.0 Sep NA Oct 0.0 Nov NA Dec NA Annual 0.6 Ann-NCDC NA ------------------ Element 63: Number Days with Blowing Dust/Sand (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr 0.1 May NA Jun 0.1 Jul NA Aug NA Sep NA Oct NA Nov NA Dec NA Annual 0.2 Ann-NCDC NA ------------------ Element 82: Number Days with Gale Force Winds (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 2.2 Feb 1.8 Mar 1.4 Apr 0.7 May 0.5 Jun 0.3 Jul 0.3 Aug 0.1 Sep 0.7 Oct 1.0 Nov 1.1 Dec 1.6 Annual 11.7 Ann-NCDC 11.7 ------------------ 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 5.0 Feb 5.0 Mar 5.0 Apr 5.0 May 6.0 Jun 6.0 Jul 5.0 Aug 3.0 Sep 3.0 Oct 4.0 Nov 6.0 Dec 6.0 Annual 59.0 Ann-NCDC 59.0 ------------------ Element BJ: Number Days with Fog (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 9.0 Feb 7.0 Mar 8.0 Apr 6.0 May 4.0 Jun 2.0 Jul 1.0 Aug 1.0 Sep 2.0 Oct 3.0 Nov 7.0 Dec 9.0 Annual 59.0 Ann-NCDC 59.0 ------------------