Station Name: BILLINGS/LOGAN INT'L ARPT MT WMO Station Number: 72677 National I.D. Number: 00240807 Country: UNITED STATES OF AMERICA WMO Region: REGION IV - NORTH & CENTRAL AMERICA Latitude: 45d 48m N Longitude: 108d 32m W Elevation: 1092 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 -5.1 30 Feb -1.7 30 Mar 1.9 30 Apr 7.6 30 May 12.8 30 Jun 18.2 30 Jul 22.5 30 Aug 21.5 30 Sep 15.1 30 Oct 9.5 30 Nov 1.7 30 Dec -3.6 30 Annual 8.4 30 Ann-NCDC 8.4 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 -.1 18.3 198619 30 Feb 3.7 22.2 196110 30 Mar 7.7 26.1 198628 30 Apr 13.9 32.2 198020 30 May 19.3 35.0 198430 30 Jun 25.3 40.6 198429 30 Jul 30.4 40.0 198931 30 Aug 29.3 40.6 196105 30 Sep 22.0 39.4 198301 30 Oct 15.9 32.2 196304 30 Nov 6.9 25.0 198304 30 Dec 1.3 20.6 198015 30 Annual 14.6 NA NA 30 Ann-NCDC 14.6 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 -10.2 -32.8 197227 30 Feb -7.0 -33.3 198902 30 Mar -3.8 -28.3 198904 30 Apr 1.1 -12.8 198614 30 May 6.3 -6.1 196704 30 Jun 11.1 .0 196913 30 Jul 14.6 5.0 197219 30 Aug 13.7 5.0 196622 30 Sep 8.1 -5.6 198424 30 Oct 3.1 -16.7 198431 30 Nov -3.6 -28.3 198526 30 Dec -8.6 -35.6 198324 30 Annual 2.1 NA NA 30 Ann-NCDC 2.1 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 8.1 -7.2 30 Feb 6.8 -4.4 30 Mar 5.6 -1.5 30 Apr 4.3 2.9 30 May 3.9 7.6 30 Jun 3.4 11.9 30 Jul 2.8 14.3 30 Aug 2.9 13.3 30 Sep 4.1 8.9 30 Oct 4.3 4.4 30 Nov 5.8 -1.6 30 Dec 7.2 -5.9 30 Annual 9.0 3.6 30 Ann-NCDC NA 3.6 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 7.9 -12.3 30 Feb 6.3 -9.6 30 Mar 5.1 -6.8 30 Apr 4.3 -2.9 30 May 4.4 2.4 30 Jun 3.9 7.0 30 Jul 3.9 8.4 30 Aug 3.8 7.0 30 Sep 4.1 3.4 30 Oct 3.9 -1.3 30 Nov 5.3 -6.6 30 Dec 6.8 -10.9 30 Annual 8.8 -1.8 30 Ann-NCDC NA -1.8 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 22.9 1.8 7.4 14.0 22.4 35.6 59.7 30 Feb 16.3 1.3 6.6 11.2 16.3 24.1 45.0 30 Mar 29.5 4.6 17.3 23.9 30.7 40.1 52.1 30 Apr 44.2 1.5 16.5 29.0 43.9 67.1 104.6 30 May 65.3 18.5 32.3 49.0 67.3 93.7 195.8 30 Jun 50.5 6.1 19.8 33.8 50.8 76.5 145.8 30 Jul 23.9 1.0 7.1 14.0 22.9 37.3 67.1 30 Aug 25.7 3.0 9.9 17.0 25.7 38.9 88.9 30 Sep 34.5 1.5 10.2 20.3 33.3 54.4 101.3 30 Oct 29.0 0.3 7.9 16.3 27.4 45.7 96.5 30 Nov 21.3 1.3 9.1 15.0 21.6 31.5 59.4 30 Dec 20.1 2.3 7.6 13.2 20.1 30.7 50.8 30 Annual 383.2 NA NA NA NA NA NA 30 Ann-NCDC 383.2 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 31.0 197202 30 Feb 13.0 197811 30 Mar 24.1 197322 30 Apr 64.3 197828 30 May 59.4 197818 30 Jun 48.3 196925 30 Jul 40.9 197504 30 Aug 48.3 196520 30 Sep 55.6 196613 30 Oct 42.4 197101 30 Nov 28.2 196804 30 Dec 24.6 197804 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 23.1 35.6 197202 27.2 12.2 40.9 30 Feb 14.7 19.6 197824 16.8 8.6 22.4 30 Mar 25.9 26.7 196422 27.2 16.3 40.4 30 Apr 17.0 21.1 197028 20.1 6.3 32.8 30 May Trace 38.1 198111 4.8 .0 5.1 30 Jun .0 Trace 196912 Trace .0 .0 30 Jul .0 .0 199031 .0 .0 .0 30 Aug .0 .0 199031 .0 .0 .0 30 Sep .0 15.7 198423 4.3 .0 9.1 30 Oct 4.6 24.1 198015 9.1 Trace 15.2 30 Nov 14.5 16.0 196222 19.0 11.4 30.2 30 Dec 21.6 34.8 197804 23.9 9.1 32.8 30 Annual NA NA NA 152.4 NA NA NA Ann-NCDC NA NA NA NA NA NA NA ------------------------------------------------------------------ Element 11: Relative Humidity (%) MN02LST (Statistic 72): Mean of Observations at 0200 LST MN05LST (Statistic 75): Mean of Observations at 0500 LST MN08LST (Statistic 78): Mean of Observations at 0800 LST MN11LST (Statistic 81): Mean of Observations at 1100 LST MN14LST (Statistic 84): Mean of Observations at 1400 LST MN17LST (Statistic 87): Mean of Observations at 1700 LST MN20LST (Statistic 90): Mean of Observations at 2000 LST MN23LST (Statistic 93): Mean of Observations at 2300 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: MN02LST MN05LST MN08LST MN11LST MN14LST MN17LST MN20LST MN23LST MN3HRLY Month ---------------------------------------------------------------------------------- Jan 63.1 63.6 63.7 59.7 53.4 55.8 59.9 62.4 60.2 Feb 64.1 65.5 65.7 57.6 49.6 51.5 58.6 62.1 59.3 Mar 66.0 67.9 67.0 54.3 44.9 46.2 56.8 62.4 58.2 Apr 63.9 67.2 63.2 48.1 40.0 40.0 50.6 57.7 53.8 May 65.3 69.3 62.2 48.0 41.2 41.9 51.5 59.5 54.9 Jun 65.8 70.5 61.4 45.2 37.4 38.9 49.2 58.1 53.3 Jul 56.9 63.4 55.7 38.9 30.1 30.7 40.3 49.0 45.6 Aug 54.2 61.0 56.0 39.3 29.2 29.7 39.6 46.6 44.5 Sep 60.6 65.5 63.1 47.6 37.1 37.4 47.5 54.1 51.6 Oct 60.5 63.5 62.8 49.0 38.9 41.4 49.9 55.8 52.7 Nov 64.0 65.6 66.2 57.3 48.9 53.1 58.2 61.6 59.4 Dec 64.2 64.6 65.3 60.1 53.4 56.6 60.4 62.4 60.9 Annual 62.3 65.6 62.7 50.4 42.0 43.6 51.8 57.6 54.5 Ann-NCDC 62.4 65.6 62.7 50.4 42.0 43.6 51.9 57.6 54.5 ---------------------------------------------------------------------------------- Element 11: Relative Humidity (%) Statistic 98: Number of Years used to Calculate Normal Qualifier: 72: Mean of Observations at 0200 LST Qualifier: 75: Mean of Observations at 0500 LST Qualifier: 78: Mean of Observations at 0800 LST Qualifier: 81: Mean of Observations at 1100 LST Qualifier: 84: Mean of Observations at 1400 LST Qualifier: 87: Mean of Observations at 1700 LST Qualifier: 90: Mean of Observations at 2000 LST Qualifier: 93: Mean of Observations at 2300 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: 72 75 78 81 84 87 90 93 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 1018.9 30 Feb 1018.0 30 Mar 1015.1 30 Apr 1013.9 30 May 1012.7 30 Jun 1012.0 30 Jul 1013.3 30 Aug 1013.4 30 Sep 1015.3 30 Oct 1016.8 30 Nov 1017.1 30 Dec 1018.2 30 Annual 1015.4 30 Ann-NCDC 1015.4 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 46.0 130.2 Feb 54.0 156.6 Mar 64.0 236.5 Apr 63.0 255.5 May 61.0 282.0 Jun 65.0 304.7 Jul 75.0 355.4 Aug 75.0 329.0 Sep 68.0 255.8 Oct 60.0 203.2 Nov 45.0 127.6 Dec 43.0 116.4 Annual 62.0 2752.9 Ann-NCDC NA 2752.9 -------------------------- Element 15: Sunshine Qualifier: 15: Mean Monthly Value #_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 0 Ann-NCDC NA ------------------ Element 16: Wind Speed (m/sec) MN3HRLY (Statistic 94): Mean of 3-Hourly Observations ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 6.2 Feb 5.7 Mar 5.3 Apr 5.3 May 4.9 Jun 4.6 Jul 4.3 Aug 4.4 Sep 4.7 Oct 5.1 Nov 5.5 Dec 6.1 Annual 5.2 Ann-NCDC 5.2 ------------------ 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 .027 .061 .074 .027 .013 .006 .006 .008 .023 Feb .031 .059 .069 .034 .015 .008 .009 .010 .025 Mar .026 .073 .074 .038 .020 .012 .015 .017 .031 Apr .021 .078 .080 .040 .034 .028 .024 .024 .037 May .022 .077 .079 .053 .040 .033 .026 .027 .039 Jun .025 .063 .071 .050 .045 .036 .035 .030 .045 Jul .024 .080 .088 .062 .044 .032 .036 .034 .047 Aug .020 .072 .095 .064 .038 .030 .027 .031 .047 Sep .020 .075 .070 .042 .029 .020 .022 .023 .045 Oct .020 .054 .047 .029 .020 .013 .015 .020 .034 Nov .023 .057 .052 .024 .013 .007 .008 .013 .029 Dec .024 .046 .054 .024 .013 .005 .006 .009 .026 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 .062 .269 .219 .045 .051 .037 .026 .045 Feb .064 .240 .199 .053 .057 .048 .033 .047 Mar .068 .182 .133 .049 .075 .068 .050 .069 Apr .056 .127 .097 .049 .068 .095 .062 .078 May .062 .121 .076 .051 .064 .080 .068 .082 Jun .070 .135 .084 .050 .063 .071 .055 .071 Jul .073 .144 .076 .027 .038 .054 .055 .086 Aug .080 .148 .088 .030 .043 .056 .058 .074 Sep .082 .196 .106 .036 .048 .059 .052 .076 Oct .083 .251 .150 .043 .056 .063 .044 .059 Nov .076 .258 .196 .052 .052 .053 .035 .053 Dec .073 .280 .219 .047 .057 .047 .027 .042 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 225.0 30 Feb 225.0 30 Mar 225.0 30 Apr 225.0 30 May 225.0 30 Jun 225.0 30 Jul 225.0 30 Aug 225.0 30 Sep 225.0 30 Oct 225.0 30 Nov 225.0 30 Dec 225.0 30 Annual 225.0 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 5.8 30 Feb 5.9 30 Mar 5.8 30 Apr 5.7 30 May 5.4 30 Jun 4.7 30 Jul 3.6 30 Aug 3.6 30 Sep 4.2 30 Oct 4.8 30 Nov 5.6 30 Dec 5.5 30 Annual 5.0 NA Ann-NCDC 5.0 NA -------------------------- Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan * Feb .0 Mar .1 Apr 1.3 May 4.1 Jun 6.9 Jul 7.1 Aug 4.9 Sep 1.8 Oct .2 Nov .0 Dec .0 Annual 26.4 Ann-NCDC 26.4 ------------------ Element 61: Number Days with Haze/Smoke (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .4 Feb .5 Mar .4 Apr .0 May .1 Jun .0 Jul .1 Aug .3 Sep .1 Oct .1 Nov .3 Dec .2 Annual 2.5 Ann-NCDC 2.5 ------------------ Element 63: Number Days with Blowing Dust/Sand (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb * Mar .0 Apr .0 May .0 Jun .0 Jul * Aug * Sep .0 Oct * Nov * Dec .1 Annual .1 Ann-NCDC 0.1 ------------------ 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 4.1 .0 Feb 7.0 .0 Mar 13.4 .0 Apr 21.8 .0 May 28.5 * Jun 29.9 1.9 Jul 31.0 5.1 Aug 31.0 4.0 Sep 28.1 .3 Oct 25.3 .0 Nov 11.7 .0 Dec 4.4 .0 Annual 236.2 11.3 Ann-NCDC 236.2 11.3 -------------------------- 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 27.5 31.0 Feb 23.5 28.0 Mar 23.6 31.0 Apr 12.8 29.6 May 1.7 27.0 Jun .1 12.4 Jul .0 2.0 Aug .0 4.1 Sep 1.5 20.3 Oct 8.2 29.7 Nov 21.6 30.0 Dec 27.6 31.0 Annual 148.1 276.1 Ann-NCDC 148.1 276.1 -------------------------- 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 5.5 Feb 4.2 Mar 5.8 Apr 7.5 May 8.8 Jun 7.9 Jul 4.1 Aug 4.3 Sep 5.2 Oct 4.5 Nov 4.2 Dec 4.7 Annual 66.7 Ann-NCDC 66.7 ------------------ 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 .1 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 98: Number Days with Blowing Snow (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1.3 Feb .6 Mar .7 Apr .4 May * Jun .0 Jul .0 Aug .0 Sep .0 Oct * Nov .5 Dec .9 Annual 4.4 Ann-NCDC 4.4 ------------------ Element AA: Number Days with Rain/Drizzle (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 2.1 Feb 3.0 Mar 5.9 Apr 11.3 May 16.1 Jun 16.1 Jul 13.6 Aug 11.7 Sep 11.4 Oct 8.0 Nov 4.2 Dec 2.2 Annual 105.6 Ann-NCDC 105.6 ------------------ Element AB: Number Days with Snow/Hail (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 13.1 Feb 10.8 Mar 12.8 Apr 8.0 May 1.5 Jun * Jul .0 Aug .0 Sep 1.2 Oct 3.6 Nov 8.4 Dec 12.0 Annual 71.4 Ann-NCDC 71.4 ------------------ Element AC: Number Days with Fog/Mist (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 6.2 Feb 6.2 Mar 6.9 Apr 5.8 May 4.0 Jun 2.1 Jul .9 Aug 1.2 Sep 3.0 Oct 3.9 Nov 5.4 Dec 5.9 Annual 51.5 Ann-NCDC 51.5 ------------------ 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 ------------------