Station Name: ALAMOSA/BERGMAN FIELD CO WMO Station Number: 72462 National I.D. Number: 00050130 Country: UNITED STATES OF AMERICA WMO Region: REGION IV - NORTH & CENTRAL AMERICA Latitude: 37d 27m N Longitude: 105d 52m W Elevation: 2298 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 -9.6 30 Feb -5.3 30 Mar .2 30 Apr 5.1 30 May 10.2 30 Jun 15.2 30 Jul 18.3 30 Aug 16.9 30 Sep 12.7 30 Oct 6.4 30 Nov -1.2 30 Dec -8.1 30 Annual 5.1 30 Ann-NCDC 5.1 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 16.7 197120 30 Feb 4.4 18.9 198625 30 Mar 9.3 22.8 198910 30 Apr 14.8 26.7 198920 30 May 20.0 29.4 198423 30 Jun 25.4 33.9 199029 30 Jul 27.8 35.6 198905 30 Aug 26.2 32.2 197707 30 Sep 22.6 30.6 199013 30 Oct 16.9 27.2 197907 30 Nov 8.6 21.7 198010 30 Dec 1.9 15.6 198003 30 Annual 14.9 NA NA 30 Ann-NCDC 14.9 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 -19.9 -40.6 196313 30 Feb -15.1 -34.4 198907 30 Mar -9.0 -28.9 196404 30 Apr -4.7 -21.1 197308 30 May .4 -11.7 196701 30 Jun 5.0 -4.4 199002 30 Jul 8.8 1.1 196801 30 Aug 7.4 -1.7 196421 30 Sep 2.6 -9.4 198530 30 Oct -4.1 -18.9 198930 30 Nov -10.9 -30.6 197628 30 Dec -18.1 -41.1 197808 30 Annual -4.8 NA NA 30 Ann-NCDC -4.8 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 5.2 -4.8 2 Feb 5.7 -3.3 2 Mar 2.7 .2 2 Apr 3.4 3.7 2 May 2.7 6.6 2 Jun 2.9 10.3 2 Jul 2.2 13.5 2 Aug 2.5 13.4 2 Sep 3.1 9.9 2 Oct 4.3 3.4 2 Nov 4.3 .1 2 Dec 6.3 -4.8 2 Annual 7.6 4.0 2 Ann-NCDC NA 4.0 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 5.6 -10.9 2 Feb 6.2 -10.5 2 Mar 5.2 -7.0 2 Apr 5.3 -6.6 2 May 4.4 -1.3 2 Jun 5.9 .6 2 Jul 4.3 7.9 2 Aug 3.1 9.9 2 Sep 3.8 6.1 2 Oct 4.9 -2.4 2 Nov 4.2 -7.2 2 Dec 5.9 -10.9 2 Annual 8.7 -2.7 2 Ann-NCDC NA -2.7 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 6.6 0.0 2.0 4.1 6.4 10.2 19.0 30 Feb 7.4 0.8 2.8 4.8 7.4 11.2 36.1 30 Mar 11.4 0.8 4.1 7.4 11.2 17.5 36.1 30 Apr 12.4 0.0 3.6 7.4 11.9 19.6 43.7 30 May 16.3 0.3 4.6 9.4 15.5 25.7 47.0 30 Jun 17.0 0.0 5.3 10.4 16.8 26.7 65.5 30 Jul 30.2 0.8 11.9 20.3 30.5 45.7 88.9 30 Aug 28.4 5.3 13.7 21.1 29.5 41.4 83.3 30 Sep 22.6 0.8 8.6 15.0 22.6 34.5 47.0 30 Oct 17.8 0.0 4.3 10.2 17.3 28.7 60.2 30 Nov 10.9 0.0 2.0 5.3 9.9 17.8 25.9 30 Dec 11.2 0.0 2.8 6.4 10.7 18.0 38.6 30 Annual 192.2 NA NA NA NA NA NA 30 Ann-NCDC 192.2 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 8.4 197401 30 Feb 22.4 196310 30 Mar 25.4 196230 30 Apr 26.4 199030 30 May 21.8 196726 30 Jun 25.9 196916 30 Jul 39.6 197118 30 Aug 23.4 198107 30 Sep 23.1 196103 30 Oct 27.9 196129 30 Nov 18.0 198107 30 Dec 23.1 196403 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 8.6 16.3 197401 11.4 3.8 13.7 30 Feb 8.9 24.9 196310 11.7 5.3 16.0 30 Mar 11.7 34.8 196230 17.8 8.4 23.1 30 Apr 8.9 22.9 199030 10.2 2.3 16.3 30 May .8 21.3 197306 4.6 .0 5.3 30 Jun .0 .5 198313 * .0 .0 30 Jul .0 .0 199031 .0 .0 .0 30 Aug .0 .0 199031 .0 .0 .0 30 Sep .0 10.7 196103 .8 .0 .0 30 Oct 1.5 27.7 197231 9.1 Trace 15.2 30 Nov 8.1 20.3 198514 11.4 2.3 17.0 30 Dec 15.5 40.1 196713 18.0 5.3 25.1 30 Annual NA NA NA 95.0 NA NA NA Ann-NCDC NA NA NA 95.0 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 NA 79.8 78.9 60.5 49.5 58.4 75.1 82.4 NA Feb NA 80.4 78.3 54.7 43.7 48.7 68.7 79.0 NA Mar NA 75.5 68.4 43.4 34.4 38.0 57.0 69.4 NA Apr NA 69.7 53.3 32.1 25.8 27.9 44.2 59.5 NA May NA 72.3 48.0 28.9 23.6 26.8 40.9 58.5 NA Jun NA 76.8 48.9 29.4 22.8 26.3 40.9 55.6 NA Jul NA 85.3 60.7 38.9 29.6 35.9 53.7 67.4 NA Aug NA 86.1 67.3 42.4 32.2 38.5 58.2 70.2 NA Sep NA 83.1 66.6 40.3 30.5 34.3 54.9 67.0 NA Oct NA 77.5 67.0 38.9 28.8 33.4 53.0 66.7 NA Nov NA 80.0 76.1 49.4 38.0 47.7 65.1 78.3 NA Dec NA 80.0 79.2 59.0 47.4 59.6 73.6 80.9 NA Annual NA 78.4 66.0 43.0 33.7 39.2 56.6 69.5 NA Ann-NCDC NA 78.9 66.1 43.2 33.9 39.6 57.1 69.6 NA ---------------------------------------------------------------------------------- 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 0 20 30 30 30 27 25 10 0 Feb 0 20 30 30 30 27 25 10 0 Mar 0 20 30 30 30 27 24 10 0 Apr 0 21 30 30 30 27 22 10 0 May 0 27 30 30 30 27 20 9 0 Jun 0 27 30 30 30 27 20 10 0 Jul 0 27 30 30 30 25 20 10 0 Aug 0 27 30 30 30 26 21 11 0 Sep 0 26 29 29 29 25 20 10 0 Oct 0 22 30 30 30 26 21 10 0 Nov 0 20 30 30 30 27 26 10 0 Dec 0 20 30 30 30 27 25 10 0 Annual 0 19 29 29 29 23 19 9 0 Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 12: Sea Level Pressure (hPa) #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------ 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 NA ------------------ Element 16: Wind Speed (m/sec) MN3HRLY (Statistic 94): Mean of 3-Hourly Observations ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 2.2 Feb -51.4 Mar -51.4 Apr -51.4 May -51.4 Jun -51.4 Jul -51.4 Aug -51.4 Sep -51.4 Oct 3.3 Nov 2.9 Dec 2.4 Annual -33.4 Ann-NCDC NA ------------------ 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 .123 .050 .020 .033 .050 .047 .053 .030 .050 Feb NA NA NA NA NA NA NA NA NA Mar NA NA NA NA NA NA NA NA NA Apr NA NA NA NA NA NA NA NA NA May NA NA NA NA NA NA NA NA NA Jun NA NA NA NA NA NA NA NA NA Jul NA NA NA NA NA NA NA NA NA Aug NA NA NA NA NA NA NA NA NA Sep NA NA NA NA NA NA NA NA NA Oct .130 .044 .041 .044 .058 .048 .058 .075 .082 Nov .128 .035 .042 .031 .069 .069 .056 .069 .087 Dec .202 .031 .031 .027 .034 .041 .041 .055 .079 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 .047 .070 .093 .110 .080 .060 .053 .033 Feb NA NA NA NA NA NA NA NA Mar NA NA NA NA NA NA NA NA Apr NA NA NA NA NA NA NA NA May NA NA NA NA NA NA NA NA Jun NA NA NA NA NA NA NA NA Jul NA NA NA NA NA NA NA NA Aug NA NA NA NA NA NA NA NA Sep NA NA NA NA NA NA NA NA Oct .075 .075 .044 .065 .048 .044 .044 .024 Nov .063 .049 .038 .042 .049 .076 .049 .049 Dec .062 .092 .072 .055 .055 .051 .038 .034 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 270.0 1 Feb 360.0 0 Mar 360.0 0 Apr 360.0 0 May 360.0 0 Jun 360.0 0 Jul 360.0 0 Aug 360.0 0 Sep 360.0 0 Oct 180.0 1 Nov 180.0 1 Dec 225.0 1 Annual 180.0 NA Ann-NCDC NA NA -------------------------- Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr NA May NA Jun NA Jul NA Aug NA Sep NA Oct NA Nov NA Dec NA Annual NA Ann-NCDC NA ------------------ Element 61: Number Days with Haze/Smoke (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr NA May NA Jun NA Jul NA Aug NA Sep NA Oct NA Nov NA Dec NA Annual NA Ann-NCDC NA ------------------ Element 63: Number Days with Blowing Dust/Sand (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr NA May NA Jun NA Jul NA Aug NA Sep NA Oct NA Nov NA Dec NA Annual NA Ann-NCDC NA ------------------ 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 1.6 .0 Feb 5.1 .0 Mar 14.8 .0 Apr 24.7 .0 May 30.2 .0 Jun 30.0 .0 Jul 31.0 * Aug 31.0 .0 Sep 29.9 .0 Oct 27.8 .0 Nov 14.3 .0 Dec 2.4 .0 Annual 242.8 * Ann-NCDC 242.8 * -------------------------- 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 31.0 31.0 Feb 28.0 28.0 Mar 30.5 31.0 Apr 26.9 30.0 May 14.2 30.9 Jun 2.1 29.0 Jul .0 22.2 Aug .2 25.5 Sep 7.3 29.9 Oct 26.5 31.0 Nov 29.5 30.0 Dec 31.0 31.0 Annual 227.2 349.5 Ann-NCDC 227.2 349.5 -------------------------- 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 2.2 Feb 2.5 Mar 3.0 Apr 2.6 May 3.2 Jun 3.7 Jul 5.7 Aug 6.4 Sep 4.4 Oct 3.2 Nov 2.3 Dec 2.8 Annual 42.0 Ann-NCDC 42.0 ------------------ Element 97: Number Days with Freezing Rain/Drizzle (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr NA May NA Jun NA Jul NA Aug NA Sep NA Oct NA Nov NA Dec NA Annual NA Ann-NCDC NA ------------------ Element 98: Number Days with Blowing Snow (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr NA May NA Jun NA Jul NA Aug NA Sep NA Oct NA Nov NA Dec NA Annual NA Ann-NCDC NA ------------------ Element AA: Number Days with Rain/Drizzle (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr NA May NA Jun NA Jul NA Aug NA Sep NA Oct NA Nov NA Dec NA Annual NA Ann-NCDC NA ------------------ Element AB: Number Days with Snow/Hail (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr NA May NA Jun NA Jul NA Aug NA Sep NA Oct NA Nov NA Dec NA Annual NA Ann-NCDC NA ------------------ Element AC: Number Days with Fog/Mist (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan NA Feb NA Mar NA Apr NA May NA Jun NA Jul NA Aug NA Sep NA Oct NA Nov NA Dec NA Annual NA Ann-NCDC NA ------------------ Element AD: Number Days with Weather Phenomena (count) #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------ byr: 1965 eyr: 1990 Month ------------------ Jan 2 Feb 1 Mar 0 Apr 0 May 0 Jun 1 Jul 0 Aug 0 Sep 0 Oct 1 Nov 0 Dec 0 Annual NA Ann-NCDC NA ------------------