SEATTLE NAS, WASHINGTON

Period of Record General Climate Summary - Temperature

Station:(457468) SEATTLE NAVAL AIR STN
From Year=1929 To Year=1970
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 44.2 35.3 39.8 68 28/1931 9 31/1950 47.0 1953 27.2 1950 0.0 2.1 9.0 0.0
February 49.2 37.7 43.5 70 08/1963 10 01/1950 49.1 1958 37.8 1956 0.0 0.2 4.2 0.0
March 52.1 38.7 45.3 72 17/1947 20 04/1955 48.5 1947 41.3 1955 0.0 0.0 2.8 0.0
April 58.0 42.4 50.2 86 19/1934 30 21/1932 54.7 1934 47.0 1955 0.0 0.0 0.2 0.0
May 64.6 47.5 56.0 95 21/1963 30 11/1932 62.0 1958 52.5 1955 0.1 0.0 0.0 0.0
June 69.3 52.7 61.0 95 09/1955 44 10/1938 65.9 1958 58.2 1954 0.2 0.0 0.0 0.0
July 74.6 55.8 65.2 95 28/1958 43 12/1949 71.5 1958 61.0 1932 0.8 0.0 0.0 0.0
August 73.8 56.2 65.0 98 09/1960 47 30/1965 70.4 1967 62.4 1954 0.5 0.0 0.0 0.0
September 68.9 52.8 60.9 94 15/1967 38 24/1948 65.4 1967 58.4 1965 0.1 0.0 0.0 0.0
October 60.1 47.2 53.6 83 04/1932 31 20/1949 57.4 1952 50.3 1946 0.0 0.0 0.1 0.0
November 51.1 41.0 46.0 66 08/1930 14 14/1955 51.0 1954 41.2 1955 0.0 0.1 2.1 0.0
December 46.6 38.1 42.4 68 25/1949 8 30/1968 46.7 1950 37.6 1964 0.0 0.5 5.0 0.0
Annual 59.4 45.4 52.4 98 19600809 8 19681230 55.7 1958 50.2 1955 1.6 2.9 23.3 0.0
Winter 46.7 37.0 41.9 70 19630208 8 19681230 46.6 1958 36.5 1949 0.0 2.8 18.2 0.0
Spring 58.2 42.9 50.5 95 19630521 20 19550304 53.4 1947 47.0 1955 0.1 0.0 3.0 0.0
Summer 72.6 54.9 63.7 98 19600809 43 19490712 68.7 1958 60.9 1954 1.4 0.0 0.0 0.0
Fall 60.0 47.0 53.5 94 19670915 14 19551114 55.9 1967 51.2 1946 0.1 0.1 2.2 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