UPPER MARLBORO 3 NNW, MARYLAND

Period of Record General Climate Summary - Precipitation

From Year=1956 To Year=2012
Station:(189070) UPPER MARLBORO 3 NNW
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 3.02 8.38 78 0.53 81 2.25 01/1976 9 7 2 1 5.8 28.0 96
February 2.67 6.53 98 0.28 109 2.98 05/1998 8 6 2 0 6.5 34.0 110
March 3.64 8.56 93 0.08 106 2.14 29/1984 9 7 3 1 2.2 18.0 60
April 3.46 9.45 83 0.37 85 2.40 21/2008 10 7 2 1 0.1 2.0 64
May 3.89 11.80 108 0.83 64 5.15 12/2008 10 7 3 1 0.0 0.0 56
June 3.90 9.98 72 0.55 88 4.92 22/1972 9 7 3 1 0.0 0.0 56
July 4.12 10.41 58 0.60 66 4.05 14/1975 10 7 3 1 0.0 0.0 56
August 4.08 11.67 71 0.67 62 5.27 28/2011 9 6 3 1 0.0 0.0 56
September 4.07 14.04 75 0.53 105 7.46 08/2011 8 6 3 1 0.0 0.0 56
October 3.54 7.98 71 0.00 63 3.80 03/1973 8 5 2 1 0.1 3.0 79
November 3.26 6.89 63 0.35 81 2.68 07/1963 8 6 2 1 0.3 9.0 87
December 3.38 7.12 109 0.47 65 2.42 25/1986 9 6 3 1 2.6 17.7 109
Annual 43.04 59.88 103 30.71 65 7.46 20110908 107 77 30 11 17.5 52.7 96
Winter 9.08 17.88 79 3.88 102 2.98 19980205 26 19 6 2 14.9 58.7 110
Spring 11.00 20.98 108 4.38 86 5.15 20080512 29 22 8 2 2.3 18.0 60
Summer 12.10 20.60 58 4.96 66 5.27 20110828 28 20 8 3 0.0 0.0 56
Fall 10.87 21.67 106 3.29 98 7.46 20110908 23 16 7 3 0.4 9.0 87
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