WHITE SWAN, WASHINGTON

Period of Record General Climate Summary - Temperature

Station:(459191) WHITE SWAN
From Year=1948 To Year=1981
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 37.0 19.3 28.2 66 30/1971 -23 26/1957 42.1 1953 13.5 1950 0.0 10.3 25.9 3.2
February 46.7 26.7 36.7 70 17/1977 -24 01/1950 44.3 1958 24.8 1956 0.0 2.5 21.3 0.4
March 55.3 31.2 43.2 80 25/1960 3 04/1960 47.9 1978 38.5 1955 0.0 0.1 17.6 0.0
April 64.3 35.9 50.1 92 25/1977 17 13/1968 55.5 1977 45.3 1967 0.0 0.0 9.8 0.0
May 73.4 42.0 57.7 97 26/1958 25 02/1952 64.3 1958 53.7 1959 1.2 0.0 3.1 0.0
June 80.4 48.2 64.3 104 17/1961 30 14/1959 69.5 1970 59.9 1971 4.9 0.0 0.1 0.0
July 87.6 51.5 69.4 105 10/1975 33 07/1971 74.2 1975 65.7 1963 13.4 0.0 0.0 0.0
August 85.9 50.1 68.0 107 06/1960 34 29/1965 74.0 1961 64.1 1957 10.9 0.0 0.0 0.0
September 78.2 45.1 61.6 98 03/1950 22 13/1970 68.1 1967 55.8 1971 2.0 0.0 1.1 0.0
October 65.2 35.7 50.4 87 05/1958 10 29/1971 55.3 1979 47.2 1968 0.0 0.0 10.4 0.0
November 49.5 28.9 39.2 74 01/1967 1 14/1955 43.8 1949 32.3 1955 0.0 1.5 18.6 0.0
December 41.1 24.6 32.8 64 02/1972 -20 17/1964 37.6 1962 23.8 1964 0.0 5.1 24.3 0.8
Annual 63.7 36.6 50.1 107 19600806 -24 19500201 51.6 1974 48.3 1950 32.4 19.6 132.4 4.4
Winter 41.6 23.6 32.6 70 19770217 -24 19500201 39.4 1958 26.7 1969 0.0 17.9 71.6 4.4
Spring 64.3 36.4 50.4 97 19580526 3 19600304 53.1 1979 46.0 1955 1.3 0.1 30.6 0.0
Summer 84.6 49.9 67.2 107 19600806 30 19590614 71.8 1961 64.5 1964 29.1 0.0 0.1 0.0
Fall 64.3 36.5 50.4 98 19500903 1 19551114 53.6 1967 47.6 1971 2.0 1.5 30.1 0.0
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