WILLIAMSPORT, MARYLAND

Period of Record General Climate Summary - Temperature

From Year=1938 To Year=2012
Station:(189570) WILLIAMSPORT
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 23.1 32.4 72 08/2008 -4 16/1972 38.7 106 25.3 71 0.0 6.0 25.9 0.2
February 42.6 22.8 32.7 74 29/1972 2 08/2010 39.4 112 26.2 107 0.0 5.1 24.8 0.0
March 54.0 31.2 42.6 83 14/2006 13 04/2009 51.0 112 38.0 105 0.0 0.6 18.5 0.0
April 65.0 39.4 52.2 94 07/2010 22 05/1971 55.3 110 46.3 75 0.5 0.0 5.5 0.0
May 71.7 47.5 59.6 96 31/2006 32 03/2005 64.7 111 54.5 67 0.8 0.0 0.2 0.0
June 82.7 59.1 70.9 97 29/2005 42 10/1972 73.0 111 66.3 72 4.1 0.0 0.0 0.0
July 87.5 63.2 75.3 102 30/2011 51 02/2010 78.4 110 71.2 109 10.6 0.0 0.0 0.0
August 85.4 62.2 73.8 99 12/2010 48 25/1971 76.5 106 70.5 108 7.5 0.0 0.0 0.0
September 79.6 56.6 68.1 100 01/2010 40 18/2007 70.6 105 65.1 106 2.9 0.0 0.0 0.0
October 66.5 44.3 55.4 91 09/2007 24 30/1975 61.9 107 53.0 108 0.3 0.0 2.7 0.0
November 56.8 34.5 45.7 78 05/1975 16 30/2010 48.0 106 42.8 110 0.0 0.0 14.3 0.0
December 44.0 25.9 34.9 74 02/2006 4 11/1968 41.3 106 28.7 110 0.0 3.7 24.2 0.0
Annual 64.8 42.5 53.6 102 20110730 -4 19720116 55.3 106 53.0 108 26.7 15.4 116.2 0.2
Winter 42.8 23.9 33.3 74 19720229 -4 19720116 37.7 112 29.2 111 0.0 14.8 74.9 0.2
Spring 63.6 39.4 51.5 96 20060531 13 20090304 55.0 110 48.5 71 1.2 0.6 24.2 0.0
Summer 85.2 61.5 73.3 102 20110730 42 19720610 75.3 105 71.4 71 22.2 0.0 0.0 0.0
Fall 67.6 45.1 56.4 100 20100901 16 20101130 58.0 107 54.4 108 3.2 0.0 17.0 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