WILMINGTON WSO ARPT, DELAWARE

Period of Record General Climate Summary - Precipitation

From Year=1948 To Year=2012
Station:(079595) WILMINGTON WSO ARPT
Averages Daily Extremes
Precipitation Total Snowfall
Mean High Year Low Year 1 Day Max. >=
0.01 in.
>=
0.10 in.
>=
0.50 in.
>=
1.00 in.
Mean High Year
in. in. - in. - in. dd/yyyy
or
yyyymmdd
# Days # Days # Days # Days in. in. -
January 3.07 8.41 78 0.52 81 2.51 23/1998 11 6 2 1 6.5 26.2 96
February 2.85 7.02 79 0.30 109 2.28 13/1966 9 5 2 1 6.9 46.9 110
March 3.85 9.17 100 0.29 106 3.21 21/2000 11 7 3 1 2.9 20.3 58
April 3.41 8.55 107 0.35 85 4.36 15/2007 11 7 2 1 0.2 2.6 82
May 3.55 7.38 83 0.22 64 2.72 29/1990 11 7 2 1 0.0 0.0 49
June 3.61 9.90 103 0.21 88 4.15 22/1972 10 6 2 1 0.0 0.0 49
July 4.26 12.63 89 0.16 55 6.63 05/1989 9 6 3 1 0.0 0.0 49
August 3.81 14.70 111 0.25 72 5.38 27/2011 9 6 3 1 0.0 0.0 48
September 3.99 12.68 99 0.44 105 8.29 16/1999 8 5 2 1 0.0 0.0 48
October 3.11 8.01 95 0.08 100 3.69 19/1966 8 5 2 1 0.1 2.5 79
November 3.22 7.84 72 0.49 76 2.75 25/1950 9 6 2 1 0.8 11.9 53
December 3.52 8.58 109 0.19 55 2.28 09/2009 10 6 3 1 3.5 21.5 66
Annual 42.24 56.58 111 24.90 65 8.29 19990916 117 72 29 11 20.8 57.0 110
Winter 9.44 20.19 79 4.58 81 2.51 19980123 30 18 7 2 16.9 72.7 110
Spring 10.81 21.02 83 5.65 86 4.36 20070415 33 20 7 2 3.1 20.3 58
Summer 11.67 20.92 111 5.21 66 6.63 19890705 28 18 8 3 0.0 0.0 49
Fall 10.32 18.92 71 4.30 101 8.29 19990916 26 16 7 3 0.8 11.9 53
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 Webmaster