MC NARY DAM, WASHINGTON

Period of Record General Climate Summary - Temperature

Station:(455231) MC NARY DAM
From Year=1954 To Year=2008
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 40.3 28.6 34.4 67 09/1959 -22 27/1957 43.7 1967 18.9 1979 0.0 6.2 19.0 0.4
February 47.0 31.3 39.2 70 28/1972 -7 01/1979 46.9 1958 26.4 1989 0.0 1.8 14.8 0.2
March 55.9 35.9 45.9 79 25/1960 12 01/1993 50.0 1983 40.7 1993 0.0 0.2 7.5 0.0
April 64.1 41.5 52.9 90 24/1977 29 04/1972 56.4 1987 47.7 1975 0.0 0.0 1.0 0.0
May 72.8 48.4 60.7 104 30/1983 34 23/1986 66.2 1958 56.2 1962 1.2 0.0 0.0 0.0
June 80.5 55.0 67.8 106 17/1961 35 08/1974 72.7 1961 63.2 1991 5.1 0.0 0.0 0.0
July 89.0 61.0 75.0 110 17/1960 43 31/1963 80.8 1958 68.2 1993 15.3 0.0 0.0 0.0
August 87.7 60.7 74.2 111 04/1961 43 01/1963 80.5 1967 69.4 1995 13.0 0.0 0.0 0.0
September 78.3 52.8 65.5 103 07/1955 34 30/1983 71.1 1967 60.8 1970 2.0 0.0 0.0 0.0
October 65.2 43.3 54.3 87 04/1958 20 29/1971 59.5 1988 52.0 1984 0.0 0.0 1.5 0.0
November 50.2 35.6 42.9 75 04/1983 -2 16/1955 47.9 1983 31.2 1985 0.0 0.8 8.8 0.0
December 41.7 30.3 36.0 68 04/2007 -9 24/1983 42.2 1957 23.5 1985 0.0 4.8 18.0 0.4
Annual 64.4 43.7 54.1 111 19610804 -22 19570127 57.4 1958 50.9 1993 36.6 13.8 70.4 1.1
Winter 43.0 30.1 36.5 70 19720228 -22 19570127 43.0 1958 29.9 1993 0.0 12.8 51.8 1.1
Spring 64.3 41.9 53.2 104 19830530 12 19930301 55.8 1987 49.7 1955 1.2 0.2 8.5 0.0
Summer 85.8 58.9 72.4 111 19610804 35 19740608 77.7 1958 68.2 1993 33.4 0.0 0.0 0.0
Fall 64.5 43.9 54.2 103 19550907 -2 19551116 57.1 1988 48.9 1985 2.0 0.8 10.2 0.0
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