Station Name: SEATTLE/SEATTLE-TACOMA INTL A,WA WMO Station Number: 72793 National I.D. Number: 00457473 Country: UNITED STATES OF AMERICA WMO Region: REGION IV - NORTH & CENTRAL AMERICA Latitude: 47d 26m N Longitude: 122d 18m W Elevation: 123 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan 4.5 30 Feb 6.4 30 Mar 7.6 30 Apr 9.6 30 May 12.8 30 Jun 16.1 30 Jul 18.4 30 Aug 18.6 30 Sep 15.9 30 Oct 11.6 30 Nov 7.4 30 Dec 4.7 30 Annual 11.1 30 Ann-NCDC 11.1 NA -------------------------- Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MAX_VAL (Statistic 04): Maximum Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 Statistic: MEAN MAX_VAL DATEMAX #_YEARS Month ------------------------------------------ Jan 7.2 17.8 198120 30 Feb 9.7 21.1 196827 30 Mar 11.5 23.9 198731 30 Apr 14.0 29.4 197630 30 May 17.7 33.9 196321 30 Jun 21.1 34.4 198218 30 Jul 24.0 36.7 197916 30 Aug 24.0 37.2 198109 30 Sep 20.7 36.7 198802 30 Oct 15.4 31.7 198701 30 Nov 10.3 22.2 197002 30 Dec 7.3 17.2 198015 30 Annual 15.2 NA NA 30 Ann-NCDC 15.2 NA NA NA ------------------------------------------ Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MIN_VAL (Statistic 05): Minimum Value DATEMIN (Statistic 14): Date (Year/Day) of Occurrence of Minimum Daily Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 Statistic: MEAN MIN_VAL DATEMIN #_YEARS Month ------------------------------------------ Jan 1.8 -11.1 197227 30 Feb 3.0 -13.9 198904 30 Mar 3.6 -6.7 198903 30 Apr 5.1 -1.7 197505 30 May 7.9 .6 196207 30 Jun 11.1 5.0 196204 30 Jul 12.9 7.2 197301 30 Aug 13.2 7.8 198029 30 Sep 11.1 1.7 197227 30 Oct 7.7 -1.1 197128 30 Nov 4.5 -12.2 198523 30 Dec 2.1 -14.4 196830 30 Annual 7.0 NA NA 30 Ann-NCDC 7.0 NA NA NA ------------------------------------------ Element 04: Wet Bulb Temperature (deg C) SD3HRLY (Statistic 60): Standard Deviation of 3-Hourly Values MN3HRLY (Statistic 94): Mean of 3-Hourly Observations #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: SD3HRLY MN3HRLY #_YEARS Month ---------------------------------- Jan 3.8 3.0 30 Feb 3.4 4.3 30 Mar 2.8 5.2 30 Apr 2.7 6.8 30 May 2.8 9.5 30 Jun 2.6 12.1 30 Jul 2.4 13.9 30 Aug 2.3 14.3 30 Sep 2.6 12.5 30 Oct 2.8 9.2 30 Nov 3.4 5.7 30 Dec 3.9 3.4 30 Annual 5.0 8.3 30 Ann-NCDC NA 8.3 NA ---------------------------------- Element 05: Dew Point Temperature (deg C) SD3HRLY (Statistic 60): Standard Deviation of 3-Hourly Values MN3HRLY (Statistic 94): Mean of 3-Hourly Observations #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: SD3HRLY MN3HRLY #_YEARS Month ---------------------------------- Jan 5.5 .6 30 Feb 4.6 1.7 30 Mar 3.6 2.4 30 Apr 3.0 3.8 30 May 2.7 6.4 30 Jun 2.4 9.0 30 Jul 2.2 10.8 30 Aug 2.1 11.5 30 Sep 2.8 10.1 30 Oct 3.2 7.3 30 Nov 4.2 3.8 30 Dec 5.2 1.3 30 Annual 5.2 5.7 30 Ann-NCDC NA 5.7 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 Statistic: MEANMLY MIN_MLY QUIN20% QUIN40% QUIN60% QUIN80% MAX_MLY #_YEARS Month -------------------------------------------------------------------------- Jan 136.7 14.7 72.9 106.2 142.0 192.8 247.9 30 Feb 101.3 18.0 56.6 80.3 105.7 141.0 231.4 30 Mar 89.9 14.5 53.3 73.2 94.0 122.4 180.8 30 Apr 59.2 14.0 36.1 48.8 62.0 80.0 106.4 30 May 43.2 9.7 23.9 34.0 45.0 60.5 94.0 30 Jun 38.1 4.1 16.0 26.7 38.6 56.9 97.0 30 Jul 19.3 0.3 6.1 11.7 18.8 30.2 60.7 30 Aug 29.0 0.3 4.8 13.0 25.1 47.2 116.6 30 Sep 47.8 0.0 14.5 29.0 47.0 74.9 151.1 30 Oct 82.0 7.9 36.6 58.7 83.6 120.6 196.9 30 Nov 148.1 18.8 83.8 118.1 154.4 205.2 272.0 30 Dec 150.1 34.8 92.2 124.2 157.2 202.2 301.0 30 Annual 944.7 NA NA NA NA NA NA 30 Ann-NCDC 944.7 NA NA NA NA NA NA NA -------------------------------------------------------------------------- Element 08: Maximum 24-Hour Precipitation (mm) MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: MAX_DLY DATEMAX #_YEARS Month ---------------------------------- Jan 75.7 198618 30 Feb 56.6 197227 30 Mar 68.6 197205 30 Apr 47.0 196519 30 May 46.5 196929 30 Jun 44.5 196801 30 Jul 21.6 198113 30 Aug 41.4 197518 30 Sep 41.9 197822 30 Oct 69.1 198106 30 Nov 74.9 199009 30 Dec 54.4 197426 30 Annual NA NA NA Ann-NCDC NA NA NA ---------------------------------- Element 09: Snowfall (cm) MEDIAN (Statistic 02): Median Value MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value MEANMLY (Statistic 15): Mean Monthly Value QUAR25% (Statistic 58): First Quartile QUAR75% (Statistic 59): Third Quartile #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------------------------------------------------------ byr: 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 Statistic: MEDIAN MAX_DLY DATEMAX MEANMLY QUAR25% QUAR75% #_YEARS Month ------------------------------------------------------------------ Jan 2.5 37.8 196927 10.4 Trace 15.0 30 Feb Trace 17.8 196228 3.0 .0 2.8 30 Mar Trace 15.2 198901 1.8 .0 2.0 30 Apr .0 3.0 197217 .3 .0 Trace 30 May .0 Trace 196501 Trace .0 .0 30 Jun .0 .0 199030 .0 .0 .0 30 Jul .0 .0 199031 .0 .0 .0 30 Aug .0 .0 199031 .0 .0 .0 30 Sep .0 .0 199030 .0 .0 .0 30 Oct .0 5.1 197127 .3 .0 .0 30 Nov .0 19.8 198521 2.8 .0 Trace 30 Dec 1.5 23.6 196831 7.9 Trace 9.1 30 Annual NA NA NA 26.5 NA NA NA Ann-NCDC NA NA NA NA NA NA NA ------------------------------------------------------------------ Element 11: Relative Humidity (%) MN01LST (Statistic 71): Mean of Observations at 0100 LST MN04LST (Statistic 74): Mean of Observations at 0400 LST MN07LST (Statistic 77): Mean of Observations at 0700 LST MN10LST (Statistic 80): Mean of Observations at 1000 LST MN13LST (Statistic 83): Mean of Observations at 1300 LST MN16LST (Statistic 86): Mean of Observations at 1600 LST MN19LST (Statistic 89): Mean of Observations at 1900 LST MN22LST (Statistic 92): Mean of Observations at 2200 LST MN3HRLY (Statistic 94): Mean of 3-Hourly Observations ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Statistic: MN01LST MN04LST MN07LST MN10LST MN13LST MN16LST MN19LST MN22LST MN3HRLY Month ---------------------------------------------------------------------------------- Jan 79.7 81.2 81.4 79.1 73.8 73.9 77.4 78.0 78.0 Feb 78.4 80.3 81.6 76.7 68.2 66.8 73.1 76.0 75.2 Mar 79.4 82.1 83.1 73.9 63.8 61.4 69.7 75.4 73.6 Apr 79.1 82.8 82.3 70.8 60.4 57.2 64.8 73.5 71.4 May 78.2 82.2 79.6 67.7 57.5 53.8 60.9 71.5 68.9 Jun 76.5 81.0 77.4 66.0 55.9 52.7 58.0 69.6 67.1 Jul 75.3 81.1 77.9 65.1 53.6 48.8 54.2 67.5 65.4 Aug 77.9 83.2 82.2 68.4 55.5 50.4 58.1 70.1 68.2 Sep 81.6 85.7 86.1 72.8 60.1 56.6 67.3 75.3 73.2 Oct 84.4 86.5 86.8 78.6 68.3 67.0 76.2 80.9 78.6 Nov 82.3 83.8 84.0 80.2 74.0 74.6 79.1 80.8 79.8 Dec 81.2 82.3 82.8 80.8 76.4 77.4 79.7 80.1 80.1 Annual 79.5 82.7 82.1 73.3 63.9 61.7 68.2 74.9 73.3 Ann-NCDC 79.5 82.7 82.1 73.3 64.0 61.7 68.2 74.9 73.3 ---------------------------------------------------------------------------------- Element 11: Relative Humidity (%) Statistic 98: Number of Years used to Calculate Normal Qualifier: 71: Mean of Observations at 0100 LST Qualifier: 74: Mean of Observations at 0400 LST Qualifier: 77: Mean of Observations at 0700 LST Qualifier: 80: Mean of Observations at 1000 LST Qualifier: 83: Mean of Observations at 1300 LST Qualifier: 86: Mean of Observations at 1600 LST Qualifier: 89: Mean of Observations at 1900 LST Qualifier: 92: Mean of Observations at 2200 LST Qualifier: 94: Mean of 3-Hourly Observations ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 71 74 77 80 83 86 89 92 94 Month ---------------------------------------------------------------------------------- Jan 30 30 30 30 30 30 30 30 30 Feb 30 30 30 30 30 30 30 30 30 Mar 30 30 30 30 30 30 30 30 30 Apr 30 30 30 30 30 30 30 30 30 May 30 30 30 30 30 30 30 30 30 Jun 30 30 30 30 30 30 30 30 30 Jul 30 30 30 30 30 30 30 30 30 Aug 30 30 30 30 30 30 30 30 30 Sep 30 30 30 30 30 30 30 30 30 Oct 30 30 30 30 30 30 30 30 30 Nov 30 30 30 30 30 30 30 30 30 Dec 30 30 30 30 30 30 30 30 30 Annual 30 30 30 30 30 30 30 30 30 Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 12: Sea Level Pressure (hPa) MN3HRLY (Statistic 94): Mean of 3-Hourly Observations #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MN3HRLY #_YEARS Month -------------------------- Jan 1017.8 30 Feb 1017.2 30 Mar 1016.1 30 Apr 1017.6 30 May 1017.7 30 Jun 1017.2 30 Jul 1017.8 30 Aug 1016.8 30 Sep 1016.9 30 Oct 1017.9 30 Nov 1016.3 30 Dec 1017.4 30 Annual 1017.2 30 Ann-NCDC 1017.2 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 25.0 69.8 Feb 38.0 108.8 Mar 48.0 178.4 Apr 51.0 207.3 May 54.0 253.7 Jun 56.0 268.4 Jul 65.0 312.0 Aug 64.0 281.4 Sep 59.0 221.7 Oct 42.0 142.6 Nov 26.0 72.7 Dec 20.0 52.9 Annual 49.0 2169.7 Ann-NCDC NA 2169.7 -------------------------- Element 15: Sunshine Qualifier: 15: Mean Monthly Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 29 Feb 28 Mar 29 Apr 29 May 30 Jun 30 Jul 30 Aug 30 Sep 30 Oct 29 Nov 30 Dec 30 Annual 0 Ann-NCDC NA ------------------ Element 16: Wind Speed (m/sec) MN3HRLY (Statistic 94): Mean of 3-Hourly Observations ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 4.4 Feb 4.3 Mar 4.3 Apr 4.3 May 4.0 Jun 3.9 Jul 3.8 Aug 3.6 Sep 3.7 Oct 3.8 Nov 4.3 Dec 4.3 Annual 4.0 Ann-NCDC 4.1 ------------------ Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 000.0 degrees 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 ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 000.0 022.5 045.0 067.5 090.0 112.5 135.0 157.5 180.0 Month ---------------------------------------------------------------------------------- Jan .048 .075 .046 .030 .061 .085 .085 .074 .154 Feb .042 .077 .039 .032 .056 .074 .080 .080 .148 Mar .036 .072 .040 .017 .039 .056 .069 .075 .141 Apr .034 .068 .036 .015 .026 .033 .055 .060 .131 May .036 .080 .036 .011 .015 .022 .037 .052 .118 Jun .031 .087 .042 .009 .010 .013 .026 .039 .107 Jul .035 .105 .041 .010 .008 .009 .019 .030 .087 Aug .041 .093 .048 .011 .012 .015 .026 .039 .102 Sep .051 .110 .044 .019 .024 .030 .054 .052 .111 Oct .052 .087 .037 .017 .032 .061 .085 .080 .139 Nov .038 .073 .041 .026 .050 .085 .103 .092 .167 Dec .039 .080 .043 .029 .063 .094 .105 .091 .159 Annual NA NA NA NA NA NA NA NA NA Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 202.5 degrees 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 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 Qualifier: 202.5 225.0 247.5 270.0 292.5 315.0 337.5 360.0 Month -------------------------------------------------------------------------- Jan .150 .062 .020 .013 .007 .009 .017 .064 Feb .135 .071 .024 .016 .011 .011 .028 .073 Mar .155 .094 .037 .020 .016 .020 .039 .077 Apr .170 .123 .056 .032 .027 .025 .041 .068 May .158 .128 .063 .044 .038 .030 .054 .079 Jun .154 .139 .066 .049 .041 .036 .056 .094 Jul .141 .123 .072 .059 .046 .041 .072 .101 Aug .126 .103 .066 .060 .047 .036 .065 .109 Sep .117 .074 .038 .033 .031 .026 .059 .126 Oct .117 .065 .026 .024 .025 .019 .040 .096 Nov .129 .054 .020 .015 .009 .010 .024 .064 Dec .119 .053 .021 .012 .009 .007 .017 .060 Annual NA NA NA NA NA NA NA NA Ann-NCDC NA NA NA NA NA NA NA NA -------------------------------------------------------------------------- Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: PREVAIL #_YEARS Month -------------------------- Jan 180.0 30 Feb 180.0 30 Mar 202.5 30 Apr 202.5 30 May 202.5 30 Jun 202.5 30 Jul 202.5 30 Aug 202.5 30 Sep 360.0 30 Oct 180.0 30 Nov 180.0 30 Dec 180.0 30 Annual 202.5 NA Ann-NCDC NA NA -------------------------- Element 20: Sky Cover (Cloud Cover) (okta) MEAN (Statistic 01): Mean Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan 6.9 30 Feb 6.5 30 Mar 6.3 30 Apr 6.2 30 May 5.8 30 Jun 5.5 30 Jul 4.3 30 Aug 4.5 30 Sep 4.8 30 Oct 6.0 30 Nov 6.7 30 Dec 6.9 30 Annual 5.9 NA Ann-NCDC 5.9 NA -------------------------- Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .3 Feb .4 Mar .7 Apr .8 May .7 Jun .5 Jul .8 Aug .7 Sep .6 Oct .3 Nov .7 Dec .3 Annual 6.8 Ann-NCDC 6.8 ------------------ Element 61: Number Days with Haze/Smoke (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 4.3 Feb 3.6 Mar 2.3 Apr 1.9 May 2.0 Jun 1.7 Jul 2.6 Aug 5.2 Sep 7.6 Oct 9.1 Nov 4.1 Dec 3.1 Annual 47.5 Ann-NCDC 47.5 ------------------ Element 63: Number Days with Blowing Dust/Sand (count) 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 83: Number Days Maximum Temperature GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 10.0 deg C Qualifier: 35.0 deg C -------------------------- byr: 1961 1961 eyr: 1990 1990 Qualifier: 10.0 35.0 Month -------------------------- Jan 7.6 .0 Feb 13.9 .0 Mar 21.6 .0 Apr 27.2 .0 May 30.8 .0 Jun 30.0 .0 Jul 31.0 .2 Aug 31.0 .3 Sep 30.0 * Oct 29.8 .0 Nov 17.5 .0 Dec 8.5 .0 Annual 278.9 .5 Ann-NCDC 278.9 0.5 -------------------------- Element 85: Number Days Minimum Temperature LE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 0.0 deg C Qualifier: 10.0 deg C -------------------------- byr: 1961 1961 eyr: 1990 1990 Qualifier: 0.0 10.0 Month -------------------------- Jan 9.6 31.0 Feb 5.3 27.9 Mar 3.0 30.9 Apr .2 29.2 May .0 26.0 Jun .0 11.4 Jul .0 1.9 Aug .0 1.6 Sep .0 10.3 Oct .2 25.7 Nov 3.6 29.4 Dec 8.6 30.9 Annual 30.5 256.2 Ann-NCDC 30.5 256.2 -------------------------- 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 15.5 Feb 13.1 Mar 13.7 Apr 10.6 May 7.8 Jun 6.0 Jul 3.4 Aug 4.5 Sep 6.8 Oct 10.0 Nov 15.3 Dec 15.8 Annual 122.5 Ann-NCDC 122.5 ------------------ Element 97: Number Days with Freezing Rain/Drizzle (count) 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 .1 Annual .1 Ann-NCDC 0.1 ------------------ Element 98: Number Days with Blowing Snow (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .1 Feb * Mar * Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .1 Annual .2 Ann-NCDC 0.2 ------------------ Element AA: Number Days with Rain/Drizzle (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 19.6 Feb 18.6 Mar 20.2 Apr 18.5 May 16.3 Jun 14.1 Jul 9.6 Aug 10.5 Sep 12.7 Oct 16.2 Nov 21.4 Dec 21.3 Annual 199.0 Ann-NCDC 199.0 ------------------ Element AB: Number Days with Snow/Hail (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 6.1 Feb 3.0 Mar 2.6 Apr 1.0 May * Jun .0 Jul .0 Aug .0 Sep .0 Oct .1 Nov 1.6 Dec 5.2 Annual 19.6 Ann-NCDC 19.6 ------------------ Element AC: Number Days with Fog/Mist (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 19.0 Feb 15.3 Mar 13.0 Apr 9.7 May 8.8 Jun 8.0 Jul 7.3 Aug 10.8 Sep 15.6 Oct 19.1 Nov 18.4 Dec 20.3 Annual 165.3 Ann-NCDC 165.3 ------------------ Element AD: Number Days with Weather Phenomena (count) #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 30 Feb 30 Mar 30 Apr 30 May 30 Jun 30 Jul 30 Aug 30 Sep 30 Oct 30 Nov 30 Dec 30 Annual NA Ann-NCDC NA ------------------