WASHINGTON DC 3 SSW, VIRGINIA

Period of Record General Climate Summary - Temperature

From Year=1944 To Year=1995
Station:(448902) WASHINGTON DC 3 SSW
Averages Daily Extremes
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 41.7 18.9 30.2 78 26/1967 -10 28/1961 39.7 74 20.8 77 0.0 5.5 27.8 1.5
February 44.5 21.1 32.8 76 18/1976 -6 08/1967 40.8 76 25.9 78 0.0 3.4 24.0 0.2
March 53.9 29.2 41.6 88 31/1963 3 11/1960 47.5 55 31.6 60 0.0 0.6 19.6 0.0
April 66.3 39.6 52.9 94 24/1960 15 15/1975 58.1 94 48.1 61 0.5 0.0 7.0 0.0
May 74.9 47.8 61.4 96 14/1956 26 11/1966 66.5 65 55.8 67 1.0 0.0 1.1 0.0
June 82.3 56.0 69.2 98 14/1956 35 01/1966 73.7 94 66.1 74 5.0 0.0 0.0 0.0
July 86.3 60.7 73.4 102 04/1966 45 27/1962 78.4 55 69.8 62 9.2 0.0 0.0 0.0
August 85.2 59.6 72.4 99 03/1955 41 30/1968 75.7 55 69.4 76 7.4 0.0 0.0 0.0
September 78.9 52.7 65.7 98 11/1965 27 24/1963 71.5 61 61.6 67 2.9 0.0 0.3 0.0
October 68.1 40.4 54.3 90 06/1959 14 24/1969 60.3 71 49.4 76 0.1 0.0 6.4 0.0
November 56.8 31.3 44.1 84 02/1974 8 27/1977 47.9 75 37.3 76 0.0 0.2 17.8 0.0
December 46.0 22.4 34.2 84 20/1965 -8 23/1960 42.2 56 25.8 60 0.0 2.6 25.5 0.3
Annual 65.4 40.0 52.7 102 19660704 -10 19610128 54.2 57 51.6 76 26.1 12.3 129.5 2.0
Winter 44.1 20.8 32.4 84 19651220 -10 19610128 36.8 57 27.5 77 0.0 11.6 77.3 2.0
Spring 65.1 38.8 52.0 96 19560514 3 19600311 56.9 55 48.8 60 1.5 0.6 27.6 0.0
Summer 84.6 58.8 71.7 102 19660704 35 19660601 73.6 55 70.0 62 21.6 0.0 0.0 0.0
Fall 67.9 41.5 54.7 98 19650911 8 19771127 58.5 61 50.0 76 3.0 0.2 24.5 0.0
Table updated on May 22,
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.


Southeast Regional Climate Center, SERCC staff