SPOKANE WSO AIRPORT, WASHINGTON

Period of Record General Climate Summary - Temperature

Station:(457938) SPOKANE WSO AIRPORT
From Year=1889 To Year=2006
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 33.0 21.7 27.4 62 01/1918 -24 29/1950 37.9 1953 8.5 1949 0.0 12.9 26.3 2.1
February 39.1 25.1 32.1 63 20/1995 -24 02/1996 40.7 1924 17.3 1936 0.0 5.1 22.4 0.8
March 48.2 30.5 39.4 72 28/1941 -10 03/1891 47.2 1934 31.1 1955 0.0 0.9 19.3 0.1
April 58.2 36.5 47.4 90 29/1926 14 01/1936 56.5 1934 40.6 1955 0.0 0.0 7.7 0.0
May 67.0 43.7 55.3 97 25/1928 24 01/1954 62.7 1958 49.3 1955 0.3 0.0 1.0 0.0
June 74.3 50.1 62.2 101 23/1992 33 01/1984 69.9 1922 56.5 1991 1.8 0.0 0.0 0.0
July 83.9 55.8 69.9 108 26/1928 37 08/1981 75.9 1906 60.2 1993 8.9 0.0 0.0 0.0
August 82.7 54.6 68.6 108 04/1961 35 31/1964 75.2 1915 61.8 1899 7.4 0.0 0.0 0.0
September 72.4 46.6 59.5 98 18/1938 22 24/1926 67.8 1938 53.2 1926 1.0 0.0 0.5 0.0
October 59.2 37.6 48.4 87 04/1943 7 31/2002 54.5 1952 42.8 1905 0.0 0.1 7.2 0.0
November 42.9 29.9 36.4 70 01/1903 -21 23/1985 45.0 1899 19.4 1985 0.0 3.0 18.2 0.2
December 34.7 24.3 29.5 60 10/1939 -25 30/1968 38.2 1890 16.2 1983 0.0 11.2 25.5 0.9
Annual 58.0 38.0 48.0 108 19280726 -25 19681230 52.9 1934 43.7 1985 19.4 33.2 128.1 4.1
Winter 35.6 23.7 29.7 63 19950220 -25 19681230 38.2 1934 18.8 1949 0.0 29.2 74.2 3.8
Spring 57.8 36.9 47.4 97 19280525 -10 18910303 55.0 1934 40.4 1955 0.3 0.9 27.9 0.1
Summer 80.3 53.5 66.9 108 19280726 33 19840601 71.3 1922 61.5 1993 18.1 0.0 0.0 0.0
Fall 58.2 38.0 48.1 98 19380918 -21 19851123 51.9 1918 39.1 1985 1.0 3.1 26.0 0.2
Table updated on Jul 28, 2006
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