Station Name: Suwa WMO Station Number: 47620 National I.D. Number: Country: JAPAN WMO Region: REGION II - ASIA Latitude: 36d 03m N Longitude: 138d 07m E Elevation: 760 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 -2.0 1.6 Feb -1.4 1.9 Mar 2.5 1.4 Apr 9.5 1.2 May 14.7 .9 Jun 18.5 .9 Jul 22.3 1.0 Aug 23.2 .9 Sep 18.8 1.1 Oct 12.0 .9 Nov 6.4 1.1 Dec 1.1 1.1 Annual 10.5 .5 Ann-NCDC 10.5 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 3.2 1.4 .7 6.1 Feb 4.0 1.8 .0 7.9 Mar 8.3 1.4 3.8 10.3 Apr 15.8 1.4 12.3 18.9 May 20.9 1.1 18.9 23.4 Jun 23.7 1.0 21.8 25.7 Jul 27.3 1.4 24.7 30.3 Aug 28.7 1.3 26.0 30.9 Sep 23.7 1.3 21.6 26.8 Oct 17.5 1.0 15.9 19.7 Nov 12.1 1.1 9.4 14.4 Dec 6.4 1.2 4.3 8.6 Annual 16.0 .5 15.0 17.2 Ann-NCDC 16.0 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 -6.8 2.0 -11.9 -3.5 Feb -6.3 2.5 -11.9 -1.2 Mar -2.5 1.7 -8.5 -.3 Apr 3.9 1.3 .4 8.4 May 9.1 1.1 7.3 12.3 Jun 14.3 1.0 12.5 16.8 Jul 18.6 .8 16.4 19.9 Aug 19.3 .8 17.5 20.7 Sep 15.0 1.2 12.4 16.9 Oct 7.6 1.2 5.1 11.5 Nov 1.6 1.4 -.5 4.5 Dec -3.5 1.2 -6.4 -.7 Annual 5.9 .6 4.6 7.3 Ann-NCDC 5.9 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 39.4 2.0 11.4 28.5 44.6 59.7 117.5 Feb 56.0 7.0 23.2 37.0 58.8 83.6 182.0 Mar 83.9 12.7 49.5 79.0 96.0 115.3 151.7 Apr 109.4 11.0 73.9 98.4 123.2 140.4 211.0 May 109.8 46.4 67.2 86.0 119.2 150.0 254.8 Jun 200.8 68.5 129.0 168.0 209.7 248.2 469.3 Jul 214.2 54.0 139.0 185.7 223.7 296.0 370.5 Aug 129.4 24.7 73.6 107.0 141.2 187.0 311.0 Sep 183.9 25.5 98.2 145.5 193.0 256.0 491.5 Oct 100.2 26.0 54.0 82.4 107.7 153.5 188.0 Nov 65.3 18.0 31.2 48.7 62.5 96.8 169.5 Dec 35.1 7.0 17.2 26.0 39.2 50.0 90.5 Annual 1327.6 716.0 1142.0 1316.2 1409.5 1505.2 1794.5 Ann-NCDC 1327.4 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 11 23 * 80 Feb 15 30 * 71 Mar 10 16 * 66 Apr 1 1 0 20 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 * 1 0 19 Dec 6 8 * 29 Annual 20 79 18 172 Ann-NCDC NA 79.0 NA NA ------------------------------------------ Element 10: Snow Depth (cm) MAX_VAL (Statistic 04): Maximum Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 11 Feb 17 Mar 10 Apr 1 May 0 Jun 0 Jul 0 Aug 0 Sep 0 Oct 0 Nov * Dec 6 Annual 22 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 72 4 80 79 57 73 Feb 72 4 80 77 57 72 Mar 69 3 80 72 53 71 Apr 67 3 80 69 51 70 May 68 3 83 68 51 70 Jun 75 3 87 75 60 78 Jul 78 2 89 78 64 81 Aug 76 3 88 76 60 81 Sep 79 2 89 80 65 83 Oct 78 2 88 81 61 81 Nov 75 3 85 79 58 77 Dec 73 3 82 79 57 75 Annual 74 1 84 76 58 76 Ann-NCDC 73.5 NA 84.3 76.1 57.8 76.0 ---------------------------------------------------------- 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 1017.5 2.9 Feb 1017.5 2.1 Mar 1016.3 1.6 Apr 1015.5 1.8 May 1011.5 1.2 Jun 1008.5 1.4 Jul 1008.2 1.4 Aug 1008.8 1.6 Sep 1012.5 1.1 Oct 1017.4 1.3 Nov 1019.7 1.6 Dec 1019.0 2.0 Annual 1014.4 .4 Ann-NCDC 1014.4 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 925.3 2.8 Feb 925.5 2.0 Mar 925.6 1.5 Apr 927.1 1.7 May 925.2 1.2 Jun 923.7 1.4 Jul 924.5 1.3 Aug 925.3 1.6 Sep 927.4 1.1 Oct 929.7 1.2 Nov 930.0 1.6 Dec 927.7 1.9 Annual 926.4 .5 Ann-NCDC 926.4 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 3.9 .5 Feb 4.1 .7 Mar 5.2 .6 Apr 8.1 .9 May 11.2 .9 Jun 15.9 1.0 Jul 20.8 1.1 Aug 21.5 .9 Sep 17.3 1.1 Oct 11.2 .8 Nov 7.5 .7 Dec 4.9 .5 Annual 11.0 .4 Ann-NCDC 11.0 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 58.0 178.9 Feb 55.0 167.1 Mar 53.0 196.0 Apr 49.0 191.8 May 49.0 213.2 Jun 37.0 160.2 Jul 38.0 168.4 Aug 47.0 196.4 Sep 38.0 140.9 Oct 44.0 154.3 Nov 52.0 158.3 Dec 57.0 170.5 Annual 47.0 2096.0 Ann-NCDC NA 2096.0 -------------------------- Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1975 eyr: 1990 Month ------------------ Jan 2.5 Feb 2.7 Mar 3.2 Apr 3.2 May 2.9 Jun 2.5 Jul 2.2 Aug 2.3 Sep 2.4 Oct 2.4 Nov 2.4 Dec 2.3 Annual 2.6 Ann-NCDC 2.6 ------------------ 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 .020 .010 .010 .010 .020 .050 .080 .050 .030 Feb .020 .010 .010 .010 .020 .060 .070 .040 .020 Mar .020 .010 .010 .010 .030 .090 .070 .040 .020 Apr .020 .010 .010 .010 .050 .140 .110 .060 .020 May .020 .010 .010 .010 .050 .160 .140 .070 .020 Jun .020 .010 .010 .010 .050 .170 .140 .080 .020 Jul .020 .010 .010 .010 .050 .150 .140 .070 .020 Aug .020 .010 .010 .010 .060 .160 .150 .080 .030 Sep .020 .010 .010 .010 .060 .130 .140 .070 .020 Oct .020 .010 .010 .010 .050 .110 .160 .070 .020 Nov .020 .010 .010 .010 .050 .090 .140 .050 .020 Dec .020 .010 .010 .010 .020 .070 .130 .060 .030 Annual .020 .010 .010 .010 .040 .120 .120 .060 .020 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 .060 .100 .130 .180 .100 .090 .060 Feb .050 .090 .140 .210 .120 .070 .060 Mar .030 .070 .120 .240 .130 .070 .050 Apr .030 .050 .110 .170 .100 .070 .050 May .030 .050 .090 .140 .090 .070 .050 Jun .030 .040 .080 .130 .100 .070 .050 Jul .030 .040 .080 .120 .100 .080 .060 Aug .020 .040 .080 .130 .100 .070 .040 Sep .020 .040 .100 .180 .090 .060 .040 Oct .020 .040 .100 .190 .090 .060 .040 Nov .040 .060 .100 .170 .110 .070 .040 Dec .040 .090 .120 .160 .100 .070 .050 Annual .030 .060 .100 .170 .100 .070 .050 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 292.5 May 135.0 Jun 135.0 Jul 135.0 Aug 135.0 Sep 292.5 Oct 292.5 Nov 292.5 Dec 292.5 Annual 292.5 Ann-NCDC NA ------------------ Element 73: Number Days with no Sunshine (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 2.0 Feb 2.8 Mar 3.5 Apr 3.5 May 3.3 Jun 4.6 Jul 3.5 Aug 1.7 Sep 4.9 Oct 4.5 Nov 2.9 Dec 2.4 Annual 39.7 Ann-NCDC 39.6 ------------------ 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 .6 .0 May 4.4 * Jun 11.5 .6 Jul 23.4 8.0 Aug 28.0 12.0 Sep 11.8 1.1 Oct .3 .0 Nov .0 .0 Dec .0 .0 Annual 80.0 21.7 Ann-NCDC 80.0 21.7 -------------------------- 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 .0 Sep .0 Oct .0 Nov .0 Dec .0 Annual .0 Ann-NCDC 0.0 ------------------ 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 * Jul 3.8 Aug 4.8 Sep .3 Oct .0 Nov .0 Dec .0 Annual 9.0 Ann-NCDC 8.9 ------------------ 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 4.4 Feb 3.5 Mar .4 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .5 Annual 8.8 Ann-NCDC 8.8 ------------------ 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 29.4 Feb 25.9 Mar 22.8 Apr 5.6 May .1 Jun .0 Jul .0 Aug .0 Sep .0 Oct .7 Nov 11.9 Dec 26.5 Annual 122.9 Ann-NCDC 122.9 ------------------ 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 5.8 5.0 1.4 .1 * .0 .0 Feb 6.8 6.1 2.1 .2 .0 .0 .0 Mar 9.6 8.7 3.1 .5 .0 .0 .0 Apr 11.3 9.8 4.0 .7 .1 * .0 May 10.2 9.5 3.7 .8 .2 .1 .0 Jun 14.0 12.7 6.2 2.1 .6 .3 .1 Jul 15.6 13.9 6.7 2.2 .7 .2 .1 Aug 11.9 10.3 3.9 1.3 .2 .1 .0 Sep 12.8 11.3 5.3 1.9 .8 .4 .1 Oct 9.4 8.4 3.4 .8 .2 * .0 Nov 8.0 6.8 2.5 .3 * .0 .0 Dec 6.0 4.8 1.1 .1 .0 .0 .0 Annual 121.3 107.4 43.2 11.0 2.8 1.2 .3 Ann-NCDC 121.4 107.3 43.4 11.0 2.8 1.1 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 23.6 Feb 19.4 Mar 7.3 Apr * May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .2 Dec 10.5 Annual 61.1 Ann-NCDC 61.0 ------------------ 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 3.4 .0 .0 .0 Feb 3.7 .1 .0 .0 Mar 7.3 .0 .0 .0 Apr 5.9 .1 .0 .0 May 4.7 .1 .0 .0 Jun 1.3 .0 .0 .0 Jul .7 .0 .0 .0 Aug .9 .0 .0 .0 Sep 1.7 .0 .0 .0 Oct 2.9 .0 .0 .0 Nov 3.2 .0 .0 .0 Dec 2.9 .0 .0 .0 Annual 38.5 .3 .0 .0 Ann-NCDC 38.6 0.3 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 14.6 Feb 14.0 Mar 14.8 Apr 14.8 May 14.8 Jun 18.7 Jul 20.9 Aug 17.6 Sep 17.4 Oct 12.7 Nov 12.3 Dec 13.4 Annual 186.0 Ann-NCDC 186.0 ------------------ 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 13.5 4.9 1.6 .3 .0 .0 Feb 12.3 7.2 4.8 1.7 .0 .0 Mar 6.6 2.4 1.4 .4 .0 .0 Apr .5 .1 .1 * .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 .7 .1 * .0 .0 .0 Dec 5.8 1.1 .4 .1 .0 .0 Annual 39.5 15.8 8.3 2.5 .0 .0 Ann-NCDC 39.4 15.8 8.3 2.5 0.0 0.0 ----------------------------------------------------------