Station Name: Izuhara WMO Station Number: 47800 National I.D. Number: Country: JAPAN WMO Region: REGION II - ASIA Latitude: 34d 12m N Longitude: 129d 18m E Elevation: 21 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 4.7 1.6 Feb 5.5 1.6 Mar 8.7 1.0 Apr 13.3 .8 May 17.3 .6 Jun 20.5 .7 Jul 24.8 1.3 Aug 26.2 1.1 Sep 22.5 1.1 Oct 17.6 .9 Nov 12.2 1.1 Dec 7.2 1.4 Annual 15.1 .5 Ann-NCDC 15.0 NA -------------------------- Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value MIN_MLY (Statistic 20): Minimum Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 Statistic: MEAN STD_DEV MIN_MLY MAX_MLY Month ------------------------------------------ Jan 8.7 1.5 5.1 11.7 Feb 9.4 1.5 6.1 11.7 Mar 12.8 1.0 10.7 15.0 Apr 17.3 .9 15.7 19.1 May 21.4 .8 19.5 22.9 Jun 23.9 .8 21.9 25.2 Jul 27.7 1.4 24.4 30.9 Aug 29.3 1.4 24.6 32.0 Sep 25.9 .9 23.8 27.7 Oct 21.7 .9 20.0 23.5 Nov 16.5 1.0 14.1 18.9 Dec 11.5 1.5 7.7 13.8 Annual 18.9 .6 17.8 20.2 Ann-NCDC 18.8 NA NA NA ------------------------------------------ Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value MIN_MLY (Statistic 20): Minimum Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 Statistic: MEAN STD_DEV MIN_MLY MAX_MLY Month ------------------------------------------ Jan 1.0 1.7 -1.9 4.6 Feb 1.8 1.7 -1.6 6.5 Mar 4.7 1.2 1.9 6.8 Apr 9.4 .8 8.2 12.0 May 13.3 .7 12.1 14.8 Jun 17.4 .8 15.4 19.0 Jul 22.3 1.3 19.9 24.5 Aug 23.5 1.0 21.0 25.1 Sep 19.6 1.3 17.0 21.9 Oct 13.9 1.2 11.6 17.3 Nov 8.3 1.4 5.8 10.9 Dec 3.2 1.3 -.2 6.2 Annual 11.5 .6 10.5 12.9 Ann-NCDC 11.5 NA NA NA ------------------------------------------ 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 75.5 .5 25.2 49.0 81.6 111.7 231.0 Feb 92.7 20.5 44.5 60.9 90.2 140.5 242.0 Mar 131.2 15.0 64.0 106.2 164.2 188.9 237.5 Apr 209.9 43.5 155.5 182.5 218.7 295.0 426.0 May 199.3 15.5 101.3 179.5 209.2 275.2 502.0 Jun 317.7 32.0 162.2 239.4 318.0 426.5 1101.0 Jul 342.7 32.5 159.0 296.6 369.7 491.2 842.5 Aug 242.5 69.7 119.5 165.2 236.0 364.3 901.5 Sep 251.0 51.0 124.6 177.7 260.7 371.2 615.5 Oct 115.5 14.0 47.2 67.7 105.7 199.9 303.0 Nov 106.4 4.5 49.7 86.7 111.7 158.0 329.4 Dec 54.7 2.0 24.0 45.3 54.1 76.7 166.5 Annual 2139.2 1176.5 1670.0 1955.7 2279.0 2423.2 NA Ann-NCDC 2139.1 NA NA NA NA NA NA ------------------------------------------------------------------ Element 09: Snowfall (cm) MNDLYMX (Statistic 09): Mean Daily Maximum Value MEANMLY (Statistic 15): Mean Monthly Value MIN_MLY (Statistic 20): Minimum Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 Statistic: MNDLYMX MEANMLY MIN_MLY MAX_MLY Month ------------------------------------------ Jan * * * 6 Feb * * * 3 Mar * * 0 1 Apr * * 0 * May 0 0 0 0 Jun 0 0 0 0 Jul 0 0 0 0 Aug 0 0 0 0 Sep 0 0 0 0 Oct * * 0 * Nov * * 0 * Dec * * 0 1 Annual 1 1 * 7 Ann-NCDC NA * NA NA ------------------------------------------ Element 10: Snow Depth (cm) MAX_VAL (Statistic 04): Maximum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan * Feb * Mar * Apr * May 0 Jun 0 Jul 0 Aug 0 Sep 0 Oct 0 Nov 0 Dec * Annual 1 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 62 5 67 64 54 65 Feb 64 5 70 64 55 67 Mar 66 5 73 63 57 70 Apr 72 5 79 69 64 75 May 74 5 82 72 65 77 Jun 82 4 87 81 75 84 Jul 85 3 89 84 79 86 Aug 82 3 87 81 75 84 Sep 78 3 84 76 71 82 Oct 71 3 78 69 62 76 Nov 68 4 74 67 58 72 Dec 65 4 70 66 55 68 Annual 72 2 78 71 64 75 Ann-NCDC 72.4 NA 78.3 71.3 64.2 75.5 ---------------------------------------------------------- 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 1021.7 2.0 Feb 1021.0 1.9 Mar 1018.6 1.5 Apr 1016.0 1.5 May 1012.0 1.1 Jun 1008.5 1.2 Jul 1007.5 1.3 Aug 1008.0 1.5 Sep 1012.5 .9 Oct 1018.0 1.1 Nov 1021.3 1.1 Dec 1022.3 1.3 Annual 1015.6 .4 Ann-NCDC 1015.6 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 1018.9 2.0 Feb 1018.2 1.8 Mar 1015.9 1.5 Apr 1013.3 1.5 May 1009.3 1.1 Jun 1005.9 1.2 Jul 1005.0 1.3 Aug 1005.4 1.5 Sep 1009.9 .9 Oct 1015.3 1.0 Nov 1018.6 1.1 Dec 1019.5 1.3 Annual 1012.9 .4 Ann-NCDC 1012.9 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 5.6 1.1 Feb 6.1 1.1 Mar 7.7 .9 Apr 11.2 1.1 May 14.6 1.0 Jun 19.8 1.3 Jul 26.7 1.5 Aug 27.9 1.5 Sep 21.7 1.9 Oct 14.7 1.2 Nov 10.1 1.2 Dec 6.9 1.0 Annual 14.4 .6 Ann-NCDC 14.4 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 43.0 135.6 Feb 41.0 125.8 Mar 45.0 164.6 Apr 41.0 160.1 May 43.0 186.2 Jun 31.0 134.9 Jul 31.0 134.3 Aug 42.0 175.8 Sep 34.0 127.0 Oct 46.0 159.6 Nov 46.0 142.9 Dec 46.0 141.7 Annual 40.0 1786.6 Ann-NCDC NA 1788.5 -------------------------- Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1975 eyr: 1990 Month ------------------ Jan 3.3 Feb 3.2 Mar 3.1 Apr 3.0 May 2.6 Jun 2.5 Jul 2.7 Aug 2.7 Sep 2.7 Oct 2.7 Nov 2.9 Dec 3.0 Annual 2.9 Ann-NCDC 2.9 ------------------ 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 .040 .010 .010 .010 .010 .010 .020 .020 .020 Feb .050 .010 .010 .010 .020 .010 .020 .020 .030 Mar .070 .010 .010 .010 .030 .030 .030 .030 .040 Apr .070 .020 .020 .020 .060 .040 .040 .060 .060 May .080 .030 .020 .040 .090 .050 .050 .050 .050 Jun .080 .030 .020 .040 .090 .050 .060 .060 .070 Jul .050 .020 .020 .040 .070 .040 .070 .070 .120 Aug .090 .020 .020 .030 .060 .050 .070 .060 .070 Sep .110 .020 .010 .010 .030 .020 .040 .030 .040 Oct .110 .020 .010 .010 .020 .020 .020 .020 .020 Nov .060 .020 .010 .010 .010 .020 .020 .020 .020 Dec .050 .020 .010 .010 .010 .010 .020 .030 .020 Annual .070 .020 .010 .020 .040 .030 .040 .040 .050 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 .020 .020 .040 .100 .250 .250 .180 Feb .030 .020 .030 .100 .200 .220 .230 Mar .040 .030 .030 .070 .130 .170 .270 Apr .060 .040 .030 .050 .080 .120 .230 May .050 .050 .030 .040 .060 .100 .210 Jun .080 .040 .020 .020 .030 .090 .240 Jul .140 .050 .010 .020 .030 .060 .190 Aug .070 .030 .010 .020 .040 .090 .270 Sep .040 .020 .010 .030 .050 .150 .390 Oct .020 .020 .020 .050 .090 .190 .360 Nov .020 .010 .030 .070 .160 .240 .270 Dec .030 .020 .030 .110 .210 .250 .180 Annual .050 .030 .020 .060 .110 .160 .250 Ann-NCDC NA NA NA NA NA NA NA ------------------------------------------------------------------ Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing ------------------ byr: 1975 eyr: 1990 Month ------------------ Jan 337.5 Feb 360.0 Mar 360.0 Apr 360.0 May 360.0 Jun 360.0 Jul 360.0 Aug 360.0 Sep 360.0 Oct 360.0 Nov 360.0 Dec 337.5 Annual 360.0 Ann-NCDC NA ------------------ Element 20: Sky Cover (Cloud Cover) (okta) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 4.4 Feb 4.9 Mar 4.9 Apr 5.3 May 5.2 Jun 6.2 Jul 6.1 Aug 5.4 Sep 5.7 Oct 4.5 Nov 4.2 Dec 4.1 Annual 5.0 Ann-NCDC 5.1 ------------------ Element 33: Global Solar Radiation (MJ/m2) MEANDLY (Statistic 06): Mean Daily Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 8.7 Feb 10.1 Mar 12.7 Apr 15.4 May 17.4 Jun 15.1 Jul 14.5 Aug 16.1 Sep 12.3 Oct 11.8 Nov 9.3 Dec 8.2 Annual 12.7 Ann-NCDC NA ------------------ Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .5 Feb .3 Mar .7 Apr 1.1 May .9 Jun .9 Jul 2.6 Aug 3.4 Sep 2.4 Oct 1.2 Nov 1.1 Dec .9 Annual 15.9 Ann-NCDC 16.0 ------------------ Element 56: Number Days with Snowfall (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 6.9 Feb 4.9 Mar 1.4 Apr .1 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .6 Dec 4.1 Annual 18.0 Ann-NCDC 18.0 ------------------ Element 73: Number Days with no Sunshine (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 3.6 Feb 4.4 Mar 4.7 Apr 6.9 May 5.7 Jun 7.4 Jul 7.0 Aug 3.7 Sep 5.3 Oct 4.0 Nov 3.3 Dec 2.3 Annual 58.1 Ann-NCDC 58.3 ------------------ 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 .1 .0 May 4.1 .1 Jun 10.3 .3 Jul 25.5 7.8 Aug 29.6 13.5 Sep 19.4 1.7 Oct 2.4 .0 Nov .1 .0 Dec .0 .0 Annual 91.5 23.4 Ann-NCDC 91.5 23.4 -------------------------- 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 * Jul 5.4 Aug 7.1 Sep .7 Oct .0 Nov .0 Dec .0 Annual 13.3 Ann-NCDC 13.2 ------------------ 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 .8 Jul 17.4 Aug 24.1 Sep 4.8 Oct .0 Nov .0 Dec .0 Annual 47.1 Ann-NCDC 47.1 ------------------ 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 .2 Feb .1 Mar .0 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec * Annual .3 Ann-NCDC 0.3 ------------------ 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 13.6 Feb 10.3 Mar 2.5 Apr .1 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .6 Dec 5.6 Annual 32.7 Ann-NCDC 32.7 ------------------ 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 7.3 6.3 2.1 .7 .2 .1 .0 Feb 9.2 7.6 2.9 .7 .2 .1 * Mar 9.6 8.6 4.1 1.4 .4 .2 .0 Apr 10.3 10.0 5.6 2.6 1.0 .5 .2 May 10.1 9.0 4.7 2.5 1.2 .6 .1 Jun 11.9 10.3 5.9 3.3 2.1 1.3 .5 Jul 13.3 11.9 6.8 3.3 2.1 1.3 .8 Aug 11.0 10.1 5.1 2.7 1.6 .9 .4 Sep 11.4 10.3 5.6 2.6 1.4 .9 .5 Oct 7.3 6.6 3.0 1.2 .4 .2 .1 Nov 6.8 6.4 2.6 1.2 .5 .3 .2 Dec 7.0 5.7 1.7 .4 .1 * .0 Annual 115.1 102.7 50.0 22.5 11.1 6.4 2.8 Ann-NCDC 115.2 102.8 50.1 22.6 11.2 6.4 2.8 ------------------------------------------------------------------ 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 2.5 Feb 1.6 Mar .1 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .5 Annual 4.6 Ann-NCDC 4.7 ------------------ Element BJ: Number Days with Fog (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb * Mar .0 Apr .6 May .5 Jun .5 Jul .7 Aug .1 Sep * Oct * Nov * Dec .0 Annual 2.5 Ann-NCDC 2.4 ------------------ 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 4.1 .0 .0 .0 Feb 2.9 .0 .0 .0 Mar 3.0 .1 .0 .0 Apr 3.3 .0 .0 .0 May 2.3 .0 .0 .0 Jun 1.3 .0 .0 .0 Jul 1.3 .1 .0 .0 Aug 1.3 .2 .1 .0 Sep 1.4 .1 .0 .0 Oct 1.4 .0 .0 .0 Nov 2.7 .2 .0 .0 Dec 3.4 .1 .0 .0 Annual 28.3 .8 .1 .0 Ann-NCDC 28.4 0.8 0.1 0.0 ------------------------------------------ Element BT: Number Days with Occurrence of Rain (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1968 eyr: 1990 Month ------------------ Jan 17.0 Feb 18.2 Mar 16.6 Apr 15.7 May 14.8 Jun 17.9 Jul 21.2 Aug 18.4 Sep 18.5 Oct 14.6 Nov 14.6 Dec 15.9 Annual 203.3 Ann-NCDC 203.4 ------------------ 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 1.5 * .0 .0 .0 .0 Feb 1.1 .0 .0 .0 .0 .0 Mar .2 .0 .0 .0 .0 .0 Apr * .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 .0 .0 .0 .0 .0 .0 Dec .5 .0 .0 .0 .0 .0 Annual 3.3 * .0 .0 .0 .0 Ann-NCDC 3.3 * 0.0 0.0 0.0 0.0 ----------------------------------------------------------