NORFOLK WSO AIRPORT, VIRGINIA

Period of Record General Climate Summary - Precipitation

From Year=1946 To Year=2012
Station:(446139) NORFOLK WSO AIRPORT
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 3.49 9.93 87 1.05 81 3.74 08/1967 11 7 2 1 2.8 14.2 65
February 3.14 8.21 98 0.65 106 4.75 04/1998 10 6 2 1 2.7 24.4 89
March 3.65 10.36 94 0.52 106 3.78 02/1994 11 7 3 1 0.9 13.7 80
April 3.12 7.25 84 0.43 85 5.86 20/1991 10 6 2 1 0.0 1.2 64
May 3.62 10.12 79 0.64 91 3.41 24/1980 10 7 3 1 0.0 0.0 46
June 3.88 10.53 106 0.37 54 5.76 02/1963 9 6 2 1 0.0 0.0 46
July 5.37 14.37 94 0.36 93 4.72 27/1969 11 7 3 2 0.0 0.0 47
August 5.48 14.32 92 0.67 108 7.92 27/2011 10 7 3 2 0.0 0.0 47
September 4.49 13.80 79 0.26 86 8.93 01/2006 8 5 2 1 0.0 0.0 46
October 3.24 10.12 71 0.01 100 6.23 17/1999 8 5 2 1 0.0 0.0 46
November 3.06 9.20 109 0.08 101 4.90 12/2009 9 5 2 1 0.0 0.6 50
December 3.14 7.57 109 0.67 88 2.77 11/2008 9 6 2 1 1.1 17.8 110
Annual 45.68 64.96 79 26.48 86 8.93 20060901 116 75 30 11 7.6 41.9 80
Winter 9.77 16.87 98 4.59 101 4.75 19980204 29 19 7 2 6.6 28.2 80
Spring 10.39 22.25 79 5.47 86 5.86 19910420 31 20 7 2 1.0 13.7 80
Summer 14.73 26.86 104 4.60 93 7.92 20110827 31 20 9 4 0.0 0.0 47
Fall 10.79 22.80 99 2.55 65 8.93 20060901 25 16 7 3 0.0 0.6 50
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