DAYTON 1 WSW, WASHINGTON

Period of Record General Climate Summary - Temperature

Station:(452030) DAYTON 1 WSW
From Year=1893 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 39.8 25.2 32.5 70 01/1918 -22 18/1930 45.3 1953 12.7 1930 0.0 7.8 22.6 1.6
February 45.0 28.8 36.9 74 21/1995 -22 01/1950 47.0 1958 20.2 1936 0.0 2.6 18.4 0.5
March 53.3 33.7 43.5 84 21/1901 2 15/1906 49.7 1934 36.9 1955 0.0 0.3 13.2 0.0
April 61.3 38.2 49.8 93 25/1946 12 01/2008 57.7 1934 34.1 2008 0.0 0.1 5.5 0.0
May 69.3 44.1 56.7 101 29/1983 21 02/2008 63.0 1924 45.6 2008 0.7 0.0 1.0 0.0
June 77.0 49.9 63.4 107 18/1961 29 05/1901 71.8 1922 57.6 1971 3.2 0.0 0.1 0.0
July 87.0 54.7 70.8 109 19/1960 32 01/1901 76.9 1906 64.6 1993 12.8 0.0 0.0 0.0
August 85.7 53.9 69.8 114 05/1961 31 06/1900 75.2 1915 61.7 1899 11.0 0.0 0.0 0.0
September 76.1 47.1 61.6 105 11/1953 19 24/1926 68.1 1967 54.8 1895 2.7 0.0 0.5 0.0
October 64.1 39.0 51.5 92 01/1943 7 31/1935 57.3 1988 46.2 2009 0.1 0.0 5.8 0.0
November 49.3 32.0 40.6 80 02/1965 -10 15/1955 47.3 1899 27.1 2007 0.0 1.5 15.5 0.1
December 41.2 27.3 34.3 69 05/1939 -25 30/1968 43.7 1917 19.5 1985 0.0 6.4 22.3 0.7
Annual 62.4 39.5 51.0 114 19610805 -25 19681230 54.4 1934 47.1 1985 30.5 18.6 104.7 3.0
Winter 42.0 27.1 34.6 74 19950221 -25 19681230 42.1 1934 25.1 1929 0.0 16.8 63.3 2.9
Spring 61.3 38.7 50.0 101 19830529 2 19060315 56.0 1934 44.7 1955 0.8 0.3 19.6 0.0
Summer 83.2 52.8 68.0 114 19610805 29 19010605 72.8 1961 63.5 1899 27.0 0.0 0.1 0.0
Fall 63.2 39.3 51.3 105 19530911 -10 19551115 55.5 1904 43.9 1985 2.7 1.6 21.7 0.1
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