ROCK SPRINGS AP, WYOMING

Period of Record General Climate Summary - Temperature

Station:(487845) ROCK SPRINGS FAA AP
From Year=1948 To Year=2012
Monthly Averages Daily Extremes Monthly Extremes Max. Temp. Min. Temp.
Max. Min. Mean High Date Low Date Highest
Mean
Year Lowest
Mean
Year >=
90 F
<=
32 F
<=
32 F
<=
0 F
F F F F dd/yyyy
or
yyyymmdd
F dd/yyyy
or
yyyymmdd
F - F - # Days # Days # Days # Days
January 29.3 11.4 20.3 55 07/1969 -37 12/1963 30.7 2003 5.1 1949 0.0 18.2 30.6 5.3
February 33.4 14.4 23.9 60 20/1977 -29 07/1989 32.4 1954 12.0 1993 0.0 12.4 27.7 3.2
March 42.0 21.2 31.6 72 31/2012 -12 11/1969 40.3 2012 22.0 1964 0.0 5.8 29.2 0.8
April 52.9 28.8 40.9 79 20/1989 2 02/1975 47.7 1992 34.9 1975 0.0 1.0 21.5 0.0
May 63.6 37.4 50.5 90 31/2002 14 01/1967 56.2 1969 43.2 1995 0.0 0.0 7.9 0.0
June 74.6 46.0 60.3 96 23/1954 26 02/1951 67.5 1988 53.1 1998 0.9 0.0 0.8 0.0
July 83.5 53.4 68.5 98 13/2002 35 01/1968 74.1 2003 60.9 1993 4.2 0.0 0.0 0.0
August 81.1 51.5 66.3 96 14/2003 33 31/1962 71.2 2012 61.4 1968 1.6 0.0 0.0 0.0
September 70.7 42.2 56.5 89 03/1950 5 18/1965 62.0 1990 46.8 1965 0.0 0.0 3.3 0.0
October 57.2 32.0 44.6 85 28/2007 3 30/1991 51.7 1988 35.9 1969 0.0 1.0 16.1 0.0
November 40.5 20.5 30.5 66 04/1977 -13 27/1976 40.7 1949 20.9 2000 0.0 7.4 27.5 0.9
December 30.8 12.8 21.8 57 17/1980 -29 31/1978 32.2 1980 12.5 1978 0.0 16.8 30.6 3.8
Annual 55.0 31.0 43.0 98 20020713 -37 19630112 45.3 1954 39.4 1993 6.7 62.8 195.2 14.0
Winter 31.1 12.8 22.0 60 19770220 -37 19630112 29.1 1981 13.2 1949 0.0 47.4 89.0 12.3
Spring 52.8 29.1 41.0 90 20020531 -12 19690311 46.8 2012 35.6 1964 0.0 6.9 58.6 0.8
Summer 79.7 50.3 65.0 98 20020713 26 19510602 69.6 2012 59.3 1993 6.7 0.0 0.8 0.0
Fall 56.1 31.6 43.9 89 19500903 -13 19761127 47.5 1963 37.2 1961 0.0 8.5 46.9 0.9
Table updated on Oct 31, 2012
For monthly and annual means, thresholds, and sums:
Months with 5 or more missing days are not considered
Years with 1 or more missing months are not considered
Seasons are climatological not calendar seasons
Winter = Dec., Jan., and Feb. Spring = Mar., Apr., and May
Summer = Jun., Jul., and Aug. Fall = Sep., Oct., and Nov.


Western Regional Climate Center, wrcc@dri.edu