Station Name: Mutsu WMO Station Number: 47576 National I.D. Number: Country: JAPAN WMO Region: REGION II - ASIA Latitude: 41d 17m N Longitude: 141d 13m 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 -1.9 1.2 Feb -2.0 1.4 Mar 1.1 1.2 Apr 7.0 1.2 May 12.1 1.0 Jun 15.6 1.2 Jul 19.5 1.6 Aug 21.7 1.3 Sep 17.6 1.0 Oct 11.8 1.0 Nov 6.2 1.1 Dec 1.0 1.5 Annual 9.2 .6 Ann-NCDC 9.1 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 1.1 1.3 -1.5 3.5 Feb 1.3 1.4 -1.8 4.5 Mar 4.8 1.5 1.6 8.6 Apr 12.0 1.5 7.2 15.2 May 17.5 1.2 14.5 19.1 Jun 20.0 1.5 16.1 22.4 Jul 23.5 1.9 18.6 28.0 Aug 25.6 1.7 20.5 28.8 Sep 22.1 1.0 20.1 24.6 Oct 16.9 1.0 14.9 18.8 Nov 10.3 1.3 7.1 13.4 Dec 4.2 1.6 .6 7.2 Annual 13.3 .7 12.0 15.3 Ann-NCDC 13.3 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 -5.7 1.6 -9.0 -3.2 Feb -6.6 2.0 -10.6 -2.4 Mar -3.1 1.4 -6.5 -.5 Apr 2.3 1.2 -1.1 4.2 May 7.1 .9 5.5 8.9 Jun 11.8 1.0 9.7 13.8 Jul 16.2 1.4 13.4 19.4 Aug 18.2 1.2 14.9 20.6 Sep 13.1 1.3 11.4 16.3 Oct 6.3 1.3 4.3 9.3 Nov 1.6 1.0 -.1 4.1 Dec -2.7 1.6 -5.6 .7 Annual 4.9 .7 3.6 6.7 Ann-NCDC 4.9 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 104.5 43.0 67.5 90.4 109.5 139.4 188.0 Feb 79.0 23.5 49.2 58.5 79.7 115.0 164.0 Mar 77.1 26.0 50.9 67.2 77.2 104.2 181.6 Apr 90.1 21.5 61.0 78.0 92.2 122.7 215.6 May 81.0 31.5 48.7 55.9 88.0 109.2 171.5 Jun 105.7 13.0 57.4 82.5 100.2 177.0 237.5 Jul 124.8 14.5 61.4 100.5 140.6 183.7 292.5 Aug 144.1 48.0 78.5 105.6 132.5 200.9 397.0 Sep 166.7 47.7 103.2 138.7 164.0 215.5 332.5 Oct 109.2 18.0 59.8 82.7 119.1 166.1 251.5 Nov 117.5 27.0 77.2 99.2 133.0 156.5 215.0 Dec 97.4 66.5 76.7 88.8 96.2 117.7 150.5 Annual 1297.1 981.0 1154.5 1241.0 1291.5 1394.5 1890.2 Ann-NCDC 1297.1 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 23 140 74 227 Feb 25 119 15 311 Mar 14 52 7 155 Apr 4 4 0 37 May * * 0 * Jun 0 0 0 0 Jul 0 0 0 0 Aug 0 0 0 0 Sep 0 0 0 0 Oct * * 0 * Nov 7 14 * 39 Dec 20 86 36 176 Annual 34 415 224 782 Ann-NCDC NA 415.0 NA NA ------------------------------------------ Element 10: Snow Depth (cm) MAX_VAL (Statistic 04): Maximum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 52 Feb 68 Mar 53 Apr 6 May 0 Jun 0 Jul 0 Aug 0 Sep 0 Oct 0 Nov 7 Dec 28 Annual 75 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 75 3 78 76 70 77 Feb 75 4 79 75 68 77 Mar 72 4 79 70 63 76 Apr 71 4 82 67 59 77 May 74 4 86 71 60 80 Jun 83 3 91 80 72 87 Jul 86 3 93 84 78 90 Aug 85 4 92 82 76 89 Sep 81 3 90 76 69 87 Oct 74 3 84 69 61 81 Nov 72 3 78 71 64 77 Dec 75 3 77 75 69 77 Annual 77 2 84 75 67 81 Ann-NCDC 76.9 NA 84.1 74.7 67.4 81.3 ---------------------------------------------------------- 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 1013.1 3.8 Feb 1014.3 2.8 Mar 1014.3 2.4 Apr 1014.8 2.6 May 1011.4 1.5 Jun 1009.9 1.6 Jul 1009.2 1.7 Aug 1009.7 1.5 Sep 1013.3 1.3 Oct 1016.5 1.8 Nov 1016.8 2.2 Dec 1014.8 2.2 Annual 1013.2 .7 Ann-NCDC 1013.2 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 1012.5 3.8 Feb 1013.7 2.8 Mar 1013.7 2.4 Apr 1014.2 2.6 May 1010.8 1.5 Jun 1009.3 1.6 Jul 1008.6 1.7 Aug 1009.2 1.5 Sep 1012.8 1.3 Oct 1015.9 1.8 Nov 1016.3 2.2 Dec 1014.2 2.2 Annual 1012.6 .7 Ann-NCDC 1012.6 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 4.1 .4 Feb 4.1 .4 Mar 4.9 .4 Apr 7.3 .6 May 10.4 .7 Jun 14.8 1.0 Jul 20.0 1.9 Aug 22.3 1.7 Sep 16.8 1.1 Oct 10.8 .9 Nov 7.2 .8 Dec 5.1 .6 Annual 10.7 .5 Ann-NCDC 10.7 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 27.0 78.9 Feb 32.0 95.8 Mar 43.0 157.8 Apr 50.0 197.9 May 49.0 219.3 Jun 39.0 175.4 Jul 35.0 158.2 Aug 36.0 155.3 Sep 41.0 152.2 Oct 48.0 165.7 Nov 37.0 107.8 Dec 26.0 73.6 Annual 39.0 1738.0 Ann-NCDC NA 1737.9 -------------------------- Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1975 eyr: 1990 Month ------------------ Jan 3.1 Feb 2.9 Mar 3.1 Apr 3.4 May 3.2 Jun 2.7 Jul 2.5 Aug 2.6 Sep 2.4 Oct 2.9 Nov 3.1 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 .030 .020 .020 .020 .020 .020 .040 .050 Feb .060 .040 .030 .030 .030 .030 .030 .030 .050 Mar .070 .040 .020 .030 .040 .050 .030 .050 .080 Apr .080 .050 .040 .050 .060 .050 .040 .060 .110 May .090 .060 .050 .060 .050 .060 .050 .080 .140 Jun .140 .070 .060 .090 .100 .080 .040 .070 .110 Jul .120 .080 .060 .110 .140 .080 .050 .060 .100 Aug .110 .060 .060 .100 .110 .080 .040 .060 .100 Sep .110 .060 .050 .070 .070 .060 .040 .050 .080 Oct .090 .050 .020 .030 .030 .040 .040 .060 .080 Nov .070 .040 .020 .020 .030 .020 .020 .050 .060 Dec .050 .030 .020 .010 .020 .020 .020 .040 .060 Annual .090 .050 .040 .050 .060 .050 .040 .050 .080 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 .130 .110 .130 .150 .110 .070 .050 Feb .090 .100 .120 .130 .100 .080 .060 Mar .100 .100 .110 .100 .080 .050 .060 Apr .130 .100 .060 .040 .040 .040 .060 May .130 .070 .030 .030 .020 .020 .060 Jun .080 .030 .010 .010 .010 .020 .070 Jul .080 .020 .010 .010 .010 .020 .050 Aug .090 .040 .020 .010 .020 .030 .070 Sep .100 .050 .040 .040 .040 .050 .080 Oct .110 .100 .080 .070 .070 .070 .060 Nov .110 .110 .120 .100 .100 .060 .060 Dec .120 .120 .120 .120 .120 .070 .060 Annual .110 .080 .070 .070 .060 .050 .060 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 270.0 Apr 225.0 May 202.5 Jun 22.5 Jul 112.5 Aug 112.5 Sep 22.5 Oct 225.0 Nov 270.0 Dec 225.0 Annual 225.0 Ann-NCDC NA ------------------ Element 73: Number Days with no Sunshine (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 3.7 Feb 3.0 Mar 2.9 Apr 3.5 May 3.8 Jun 5.5 Jul 6.0 Aug 5.6 Sep 5.2 Oct 3.0 Nov 3.0 Dec 4.1 Annual 49.3 Ann-NCDC 49.3 ------------------ 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 .0 .0 May 1.1 .0 Jun 2.9 * Jul 11.9 2.2 Aug 18.4 3.4 Sep 4.2 .3 Oct .0 .0 Nov .0 .0 Dec .0 .0 Annual 38.5 6.0 Ann-NCDC 38.5 5.9 -------------------------- 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 .0 Aug .1 Sep .0 Oct .0 Nov .0 Dec .0 Annual .1 Ann-NCDC 0.1 ------------------ 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 .0 Jul 1.7 Aug 3.7 Sep .1 Oct .0 Nov .0 Dec .0 Annual 5.5 Ann-NCDC 5.5 ------------------ 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 11.1 Feb 9.6 Mar 1.9 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .2 Dec 4.0 Annual 26.8 Ann-NCDC 26.8 ------------------ 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 29.2 Feb 26.6 Mar 24.7 Apr 8.0 May .1 Jun .0 Jul .0 Aug .0 Sep .0 Oct .9 Nov 10.6 Dec 24.4 Annual 124.4 Ann-NCDC 124.5 ------------------ 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 21.0 18.2 2.3 .4 .1 * .0 Feb 16.7 14.2 2.0 .2 .1 * .0 Mar 15.8 13.3 1.9 .3 .1 * .0 Apr 10.7 9.3 3.0 .6 .1 .0 .0 May 10.9 8.8 2.8 .6 .1 .0 .0 Jun 9.9 9.0 3.0 .7 .3 .1 * Jul 10.1 8.7 3.6 1.1 .5 .1 * Aug 11.5 10.2 4.0 1.4 .4 .3 .1 Sep 11.8 11.7 4.9 1.8 .7 .2 * Oct 13.7 10.8 3.4 .7 .2 .2 .0 Nov 17.3 14.8 3.5 .6 .2 .0 .0 Dec 20.8 17.8 2.6 .1 .0 .0 .0 Annual 170.2 146.8 37.1 8.4 2.7 1.0 .2 Ann-NCDC 170.2 146.8 37.0 8.5 2.8 0.9 0.1 ------------------------------------------------------------------ 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 22.6 Feb 21.4 Mar 10.4 Apr .2 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov 1.3 Dec 12.1 Annual 67.9 Ann-NCDC 68.0 ------------------ 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 3.7 .1 .0 .0 Feb 2.1 .1 .0 .0 Mar 4.4 .3 .0 .0 Apr 4.0 .5 .0 .0 May 2.9 .2 .0 .0 Jun .7 .0 .0 .0 Jul .5 .0 .0 .0 Aug 1.4 .1 .0 .0 Sep 1.2 .1 .0 .0 Oct 3.6 .5 .0 .0 Nov 3.8 .1 .0 .0 Dec 3.5 .2 .0 .0 Annual 31.6 2.1 .0 .0 Ann-NCDC 31.8 2.2 0.0 0.0 ------------------------------------------ Element BT: Number Days with Occurrence of Rain (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1968 eyr: 1990 Month ------------------ Jan 28.9 Feb 25.5 Mar 24.2 Apr 16.3 May 16.0 Jun 16.0 Jul 17.4 Aug 16.9 Sep 18.2 Oct 18.8 Nov 22.7 Dec 28.5 Annual 249.3 Ann-NCDC 249.4 ------------------ 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 30.0 27.5 24.6 18.1 4.4 .0 Feb 27.7 27.0 26.1 23.6 11.2 1.0 Mar 24.2 19.9 18.2 15.1 6.2 .8 Apr 2.3 1.1 .9 .6 .4 .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 5.9 1.2 .5 * .0 .0 Dec 23.1 15.9 12.3 5.5 .1 .0 Annual 113.3 92.6 82.6 62.8 22.3 1.8 Ann-NCDC 113.2 92.6 82.6 62.9 22.3 1.8 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