WILMINGTON WSO ARPT, DELAWARE

Period of Record General Climate Summary - Temperature

From Year=1948 To Year=2012
Station:(079595) WILMINGTON WSO ARPT
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 40.1 24.2 32.1 75 26/1950 -14 22/1984 42.7 50 20.8 77 0.0 7.3 24.9 0.3
February 42.9 25.8 34.3 78 24/1985 -6 18/1979 41.2 76 22.1 79 0.0 4.2 21.9 0.2
March 51.8 33.1 42.5 86 30/1998 2 10/1984 51.4 112 32.8 60 0.0 0.7 14.6 0.0
April 63.3 42.3 52.8 94 22/1985 18 07/1982 58.4 94 47.5 75 0.1 0.0 2.7 0.0
May 72.9 52.1 62.5 96 20/1996 30 01/1978 69.1 91 55.4 67 0.8 0.0 0.0 0.0
June 81.6 61.8 71.7 100 19/1994 41 11/1972 76.7 110 67.5 58 3.8 0.0 0.0 0.0
July 86.0 66.9 76.4 103 06/2010 48 01/1988 81.2 55 72.5 62 8.3 0.0 0.0 0.0
August 84.2 65.6 74.9 101 30/1953 43 29/1982 78.2 80 71.5 64 5.3 0.0 0.0 0.0
September 77.5 58.0 67.8 100 02/1953 36 24/1974 72.5 61 63.4 50 1.6 0.0 0.0 0.0
October 66.5 46.0 56.3 91 05/1951 24 24/1969 63.5 107 51.0 88 0.0 0.0 1.3 0.0
November 55.4 36.9 46.1 85 01/1950 14 29/1955 51.0 75 40.0 96 0.0 0.1 10.0 0.0
December 44.2 28.0 36.1 75 04/1998 -7 25/1983 42.1 84 25.0 89 0.0 3.8 22.0 0.0
Annual 63.9 45.1 54.5 103 20100706 -14 19840122 57.1 73 52.0 58 20.0 16.0 97.5 0.5
Winter 42.4 26.0 34.2 78 19850224 -14 19840122 39.7 102 27.7 78 0.0 15.2 68.9 0.5
Spring 62.7 42.5 52.6 96 19960520 2 19840310 57.0 85 48.6 50 1.0 0.7 17.3 0.0
Summer 83.9 64.8 74.4 103 20100706 41 19720611 77.8 110 71.9 50 17.4 0.0 0.0 0.0
Fall 66.5 47.0 56.7 100 19530902 14 19551129 60.3 70 53.2 76 1.6 0.1 11.3 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