Station Name: Sakata WMO Station Number: 47587 National I.D. Number: Country: JAPAN WMO Region: REGION II - ASIA Latitude: 38d 54m N Longitude: 139d 51m E Elevation: 3 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 STD_DEV (Statistic 03): Standard Deviation of Mean Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN STD_DEV Month -------------------------- Jan 1.2 1.3 Feb 1.1 1.4 Mar 3.9 1.1 Apr 9.7 1.1 May 14.7 .7 Jun 19.3 1.0 Jul 22.9 1.3 Aug 24.8 1.5 Sep 20.2 1.0 Oct 14.3 .9 Nov 8.7 1.3 Dec 4.2 1.3 Annual 12.1 .6 Ann-NCDC 12.1 NA -------------------------- Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN STD_DEV Month -------------------------- Jan 3.8 1.5 Feb 3.9 1.7 Mar 7.6 1.3 Apr 14.4 1.1 May 19.1 1.0 Jun 23.3 1.1 Jul 26.8 1.5 Aug 29.0 1.7 Sep 24.5 1.1 Oct 18.8 1.1 Nov 12.6 1.5 Dec 7.3 1.5 Annual 15.9 .7 Ann-NCDC 15.9 NA -------------------------- Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN STD_DEV Month -------------------------- Jan -1.7 1.2 Feb -2.2 1.5 Mar .0 1.1 Apr 4.8 1.2 May 10.3 .6 Jun 15.7 1.0 Jul 19.4 1.2 Aug 20.8 1.4 Sep 16.1 1.3 Oct 9.7 1.0 Nov 4.7 1.4 Dec 1.1 1.2 Annual 8.2 .7 Ann-NCDC 8.2 NA -------------------------- Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 147.2 Feb 110.4 Mar 104.5 Apr 108.5 May 102.5 Jun 121.1 Jul 181.2 Aug 181.0 Sep 185.1 Oct 168.4 Nov 226.6 Dec 203.0 Annual 1857.0 Ann-NCDC 1839.5 ------------------ Element 09: Snowfall (cm) MNDLYMX (Statistic 09): Mean Daily Maximum Value MEANMLY (Statistic 15): Mean Monthly Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MNDLYMX MEANMLY Month -------------------------- Jan 20 81 Feb 17 71 Mar 6 17 Apr * * May * * Jun 0 0 Jul 0 0 Aug 0 0 Sep 0 0 Oct * * Nov 3 5 Dec 11 35 Annual 27 209 Ann-NCDC NA 209.0 -------------------------- Element 10: Snow Depth (cm) MAX_VAL (Statistic 04): Maximum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 28 Feb 33 Mar 16 Apr * May 0 Jun 0 Jul 0 Aug 0 Sep 0 Oct 0 Nov 3 Dec 12 Annual 30 Ann-NCDC NA ------------------ Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value MN03LST (Statistic 73): Mean of Observations at 0300 LST MN09LST (Statistic 79): Mean of Observations at 0900 LST MN15LST (Statistic 85): Mean of Observations at 1500 LST MN21LST (Statistic 91): Mean of Observations at 2100 LST ---------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 Statistic: MEAN STD_DEV MN03LST MN09LST MN15LST MN21LST Month ---------------------------------------------------------- Jan 71 3 72 73 68 71 Feb 71 2 73 73 67 72 Mar 68 2 74 67 61 71 Apr 69 2 77 64 59 74 May 72 3 82 66 61 77 Jun 76 3 85 72 67 80 Jul 79 4 88 76 70 83 Aug 78 3 87 73 67 83 Sep 77 3 86 74 66 82 Oct 72 3 80 71 61 77 Nov 72 3 77 72 63 75 Dec 72 2 73 73 67 73 Annual 73 2 80 71 65 77 Ann-NCDC 73.1 NA 79.5 71.2 64.8 76.5 ---------------------------------------------------------- Element 12: Sea Level Pressure (hPa) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN STD_DEV Month -------------------------- Jan 1016.7 2.5 Feb 1016.6 2.5 Mar 1016.7 1.8 Apr 1015.5 1.8 May 1012.4 1.1 Jun 1009.4 1.2 Jul 1008.9 1.5 Aug 1009.3 1.5 Sep 1013.3 .8 Oct 1017.1 1.5 Nov 1018.6 2.2 Dec 1017.6 2.6 Annual 1014.4 .4 Ann-NCDC 1014.3 NA -------------------------- Element 13: Station Pressure (hPa) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN STD_DEV Month -------------------------- Jan 1016.2 2.5 Feb 1016.1 2.5 Mar 1016.2 1.8 Apr 1015.0 1.8 May 1011.9 1.1 Jun 1009.0 1.2 Jul 1008.5 1.5 Aug 1008.9 1.5 Sep 1012.9 .8 Oct 1016.6 1.5 Nov 1018.1 2.2 Dec 1017.1 2.6 Annual 1013.9 .4 Ann-NCDC 1013.9 NA -------------------------- Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN STD_DEV Month -------------------------- Jan 4.8 .5 Feb 4.8 .5 Mar 5.6 .4 Apr 8.4 .6 May 11.9 .5 Jun 17.0 1.4 Jul 22.3 1.8 Aug 24.3 1.3 Sep 18.4 1.2 Oct 11.9 .8 Nov 8.3 1.0 Dec 6.0 .6 Annual 12.0 .5 Ann-NCDC 12.0 NA -------------------------- Element 15: Sunshine %OFPOSS (Statistic 37): Percent of Possible MN_#HRS (Statistic 44): Mean Number of Hours -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: %OFPOSS MN_#HRS Month -------------------------- Jan 14.0 43.4 Feb 20.0 61.5 Mar 36.0 131.8 Apr 45.0 178.4 May 46.0 201.6 Jun 42.0 184.4 Jul 42.0 187.2 Aug 51.0 215.2 Sep 42.0 154.7 Oct 42.0 145.9 Nov 27.0 80.3 Dec 15.0 44.5 Annual 37.0 1628.8 Ann-NCDC NA 1628.9 -------------------------- Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1975 eyr: 1990 Month ------------------ Jan 6.0 Feb 5.4 Mar 4.8 Apr 4.3 May 3.7 Jun 3.3 Jul 3.2 Aug 3.3 Sep 3.4 Oct 4.0 Nov 4.6 Dec 5.3 Annual 4.3 Ann-NCDC 4.3 ------------------ 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: 1975 1975 1975 1975 1975 1975 1975 1975 1975 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 .010 .010 .010 .020 .090 .120 .040 .010 .010 Feb .020 .010 .010 .030 .100 .110 .040 .010 * Mar .020 .010 .020 .060 .160 .120 .030 .010 .020 Apr .010 .010 .010 .030 .160 .190 .040 .020 .020 May .020 .020 .020 .040 .150 .160 .050 .010 .010 Jun .020 .010 .020 .080 .240 .140 .030 .010 .010 Jul .020 .020 .020 .070 .230 .160 .040 .010 .010 Aug .020 .010 .020 .080 .220 .210 .050 .020 .010 Sep .030 .020 .030 .090 .230 .220 .060 .020 .010 Oct .010 .020 .010 .050 .160 .230 .060 .020 .010 Nov .010 .010 .010 .050 .140 .190 .070 .020 .010 Dec .010 .010 .010 .020 .080 .160 .050 .020 .010 Annual .020 .010 .020 .050 .160 .170 .050 .020 .010 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: 1975 1975 1975 1975 1975 1975 1975 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 .010 .020 .060 .320 .230 .040 .010 Feb .020 .020 .070 .270 .200 .060 .030 Mar .020 .040 .090 .210 .120 .050 .030 Apr .050 .090 .090 .150 .070 .050 .020 May .050 .090 .100 .150 .070 .060 .020 Jun .040 .070 .060 .110 .060 .060 .030 Jul .050 .080 .060 .110 .060 .050 .030 Aug .030 .050 .050 .110 .060 .040 .030 Sep .020 .040 .050 .070 .050 .040 .030 Oct .020 .040 .070 .120 .110 .050 .020 Nov .030 .030 .060 .190 .120 .040 .020 Dec .020 .040 .080 .250 .170 .040 .020 Annual .030 .050 .070 .170 .110 .050 .020 Ann-NCDC NA NA NA NA NA NA NA ------------------------------------------------------------------ Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing ------------------ byr: 1975 eyr: 1990 Month ------------------ Jan 292.5 Feb 292.5 Mar 292.5 Apr 135.0 May 135.0 Jun 112.5 Jul 112.5 Aug 112.5 Sep 112.5 Oct 135.0 Nov 292.5 Dec 292.5 Annual 292.5 Ann-NCDC NA ------------------ Element 20: Sky Cover (Cloud Cover) (okta) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 7.4 Feb 7.1 Mar 6.4 Apr 5.4 May 5.5 Jun 6.0 Jul 5.8 Aug 5.0 Sep 5.7 Oct 5.4 Nov 6.2 Dec 7.1 Annual 6.1 Ann-NCDC 6.1 ------------------ Element 33: Global Solar Radiation (MJ/m2) MEANDLY (Statistic 06): Mean Daily Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 5.1 Feb 7.6 Mar 11.4 Apr 15.7 May 18.0 Jun 18.0 Jul 17.3 Aug 17.8 Sep 13.3 Oct 10.1 Nov 5.9 Dec 4.1 Annual 12.0 Ann-NCDC NA ------------------ Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 2.4 Feb 1.5 Mar 1.1 Apr .8 May 1.6 Jun 1.9 Jul 2.3 Aug 3.0 Sep 3.4 Oct 4.9 Nov 6.0 Dec 5.6 Annual 34.0 Ann-NCDC 34.5 ------------------ Element 56: Number Days with Snowfall (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 25.8 Feb 22.3 Mar 15.5 Apr 1.1 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov 5.5 Dec 17.7 Annual 87.8 Ann-NCDC 87.9 ------------------ Element 73: Number Days with no Sunshine (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 7.9 Feb 4.9 Mar 3.9 Apr 4.6 May 4.7 Jun 3.9 Jul 4.2 Aug 2.5 Sep 4.3 Oct 3.1 Nov 5.8 Dec 7.8 Annual 57.3 Ann-NCDC 57.6 ------------------ Element 83: Number Days Maximum Temperature GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 25.0 deg C Qualifier: 30.0 deg C -------------------------- byr: 1961 1961 eyr: 1990 1990 Qualifier: 25.0 30.0 Month -------------------------- Jan .0 .0 Feb .0 .0 Mar .0 .0 Apr .3 .0 May 2.6 .1 Jun 8.7 .7 Jul 21.7 6.1 Aug 28.1 12.0 Sep 12.3 1.6 Oct .4 .0 Nov .0 .0 Dec .0 .0 Annual 73.9 20.4 Ann-NCDC 74.1 20.5 -------------------------- Element 86: Number Days Minimum Temperature GE Threshold (count) Qualifier: 25.0 deg C MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb .0 Mar .0 Apr .0 May .0 Jun .0 Jul .2 Aug 1.2 Sep .0 Oct .0 Nov .0 Dec .0 Annual 1.4 Ann-NCDC 1.4 ------------------ Element 87: Number Days Mean Temperature GE Threshold (count) Qualifier: 25.0 deg C MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb .0 Mar .0 Apr .0 May .0 Jun .1 Jul 7.9 Aug 15.4 Sep 1.6 Oct .0 Nov .0 Dec .0 Annual 25.0 Ann-NCDC 25.0 ------------------ Element 91: Number Days Maximum Temperature LT Threshold (count) Qualifier: 0.0 deg C MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 3.2 Feb 2.6 Mar .3 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .2 Annual 6.2 Ann-NCDC 6.3 ------------------ Element 93: Number Days Minimum Temperature LT Threshold (count) Qualifier: 0.0 deg C MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 22.7 Feb 21.5 Mar 15.6 Apr 2.7 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov 1.4 Dec 10.8 Annual 74.5 Ann-NCDC 74.7 ------------------ Element 95: Number Days with Precipitation GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 0.5 mm Qualifier: 1.0 mm Qualifier: 10.0 mm Qualifier: 30.0 mm Qualifier: 50.0 mm Qualifier: 70.0 mm Qualifier: 100.0 mm ------------------------------------------------------------------ byr: 1968 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 Qualifier: 0.5 1.0 10.0 30.0 50.0 70.0 100.0 Month ------------------------------------------------------------------ Jan 24.6 22.3 4.7 .3 .0 .0 .0 Feb 20.9 17.9 3.3 .3 .1 .0 .0 Mar 18.8 15.8 3.0 .2 .0 .0 .0 Apr 14.1 12.1 4.2 .5 .0 .0 .0 May 12.4 11.0 3.9 .6 .1 .0 .0 Jun 11.7 10.8 4.0 .8 .2 .2 .1 Jul 13.1 11.5 5.7 1.7 .4 .4 .1 Aug 10.5 9.6 5.3 2.0 1.0 .4 .1 Sep 14.9 13.4 6.3 1.6 .5 .2 .0 Oct 16.8 15.4 6.1 1.0 .1 .0 .0 Nov 20.6 18.9 8.0 1.8 .3 .0 .0 Dec 24.7 22.6 7.7 .8 .1 .0 .0 Annual 202.8 181.0 62.0 11.4 2.7 1.0 .3 Ann-NCDC 203.1 181.3 62.2 11.6 2.8 1.2 0.3 ------------------------------------------------------------------ Element BH: Number Days Mean Temperature LT Threshold (count) Qualifier: 0.0 deg C MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 10.8 Feb 10.0 Mar 1.9 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec 2.2 Annual 24.7 Ann-NCDC 24.9 ------------------ Element BJ: Number Days with Fog (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .4 Feb .7 Mar .3 Apr .9 May 1.0 Jun .6 Jul .9 Aug .4 Sep .1 Oct .5 Nov .4 Dec .1 Annual 6.1 Ann-NCDC 6.3 ------------------ Element BM: Number Days with Daily Maximum Wind Speed GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 10.0 m/sec Qualifier: 15.0 m/sec Qualifier: 20.0 m/sec Qualifier: 30.0 m/sec ------------------------------------------ byr: 1975 1975 1975 1975 eyr: 1990 1990 1990 1990 Qualifier: 10.0 15.0 20.0 30.0 Month ------------------------------------------ Jan 16.5 2.2 .0 .0 Feb 12.7 1.2 .0 .0 Mar 9.8 1.2 .0 .0 Apr 7.0 .3 .0 .0 May 4.0 .3 .0 .0 Jun 2.5 .2 .0 .0 Jul 2.5 .0 .0 .0 Aug 1.8 .2 .0 .0 Sep 2.7 .2 .2 .0 Oct 5.3 .2 .0 .0 Nov 9.8 1.2 .0 .0 Dec 16.0 1.2 .0 .0 Annual 90.7 8.2 .2 .0 Ann-NCDC 90.6 8.4 0.2 0.0 ------------------------------------------ Element BT: Number Days with Occurrence of Rain (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1968 eyr: 1990 Month ------------------ Jan 29.9 Feb 26.5 Mar 25.7 Apr 18.7 May 17.8 Jun 17.4 Jul 18.3 Aug 16.7 Sep 20.5 Oct 21.0 Nov 24.4 Dec 29.1 Annual 265.6 Ann-NCDC 266.0 ------------------ Element BW: Number Days with Daily Maximum Snow Cover GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 0.0 cm Qualifier: 5.0 cm Qualifier: 10.0 cm Qualifier: 20.0 cm Qualifier: 50.0 cm Qualifier: 100.0 cm ---------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 Qualifier: 0.0 5.0 10.0 20.0 50.0 100.0 Month ---------------------------------------------------------- Jan 25.9 17.5 13.0 6.3 .2 .0 Feb 22.3 17.7 15.3 10.6 1.7 .0 Mar 12.0 4.9 3.1 1.7 .2 .0 Apr .4 .0 .0 .0 .0 .0 May .0 .0 .0 .0 .0 .0 Jun .0 .0 .0 .0 .0 .0 Jul .0 .0 .0 .0 .0 .0 Aug .0 .0 .0 .0 .0 .0 Sep .0 .0 .0 .0 .0 .0 Oct .0 .0 .0 .0 .0 .0 Nov 2.6 .7 .1 .0 .0 .0 Dec 14.4 5.9 3.5 1.1 .0 .0 Annual 77.5 46.6 34.9 19.6 2.0 .0 Ann-NCDC 77.6 46.7 35.0 19.7 2.1 0.0 ----------------------------------------------------------