SULLIVANS ISLAND, SOUTH CAROLINA

Period of Record General Climate Summary - Temperature

From Year=1951 To Year=2012
Station:(388405) SULLIVANS ISLAND
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 57.8 39.8 48.9 78 12/1974 9 21/1985 61.6 74 39.8 77 0.0 0.1 6.8 0.0
February 60.3 41.6 51.0 81 28/1955 12 12/1973 59.4 90 41.3 78 0.0 0.0 4.2 0.0
March 66.4 47.7 57.1 90 10/1974 19 03/2009 64.5 97 46.6 60 0.0 0.0 1.2 0.0
April 74.0 55.8 64.9 93 30/2002 15 08/2009 69.8 79 60.2 105 0.2 0.0 0.1 0.0
May 81.2 64.2 72.7 99 26/1953 37 30/1971 77.9 53 67.9 71 1.7 0.0 0.0 0.0
June 86.6 71.1 78.9 105 26/1952 49 06/2006 83.7 52 74.0 97 7.6 0.0 0.0 0.0
July 89.1 74.0 81.6 101 06/1990 59 29/1970 84.1 111 78.6 64 13.6 0.0 0.0 0.0
August 88.6 73.6 81.1 103 02/1999 57 29/1986 84.3 99 78.4 69 12.6 0.0 0.0 0.0
September 84.3 69.2 76.7 99 10/2010 48 29/1970 80.0 110 72.1 67 3.4 0.0 0.0 0.0
October 77.0 59.1 68.1 94 04/1986 32 29/2008 73.5 84 63.0 87 0.2 0.0 0.0 0.0
November 68.8 50.0 59.4 89 03/1992 22 25/1970 67.8 85 53.4 108 0.0 0.0 0.6 0.0
December 61.2 42.5 51.9 84 10/1987 11 20/2000 60.6 71 41.7 100 0.0 0.0 4.6 0.0
Annual 74.6 57.4 66.0 105 19520626 9 19850121 67.8 86 64.2 88 39.3 0.1 17.6 0.0
Winter 59.8 41.3 50.6 84 19871210 9 19850121 55.6 112 44.8 78 0.0 0.1 15.7 0.0
Spring 73.9 55.9 64.9 99 19530526 15 20090408 68.3 91 60.3 71 1.9 0.0 1.3 0.0
Summer 88.1 72.9 80.6 105 19520626 49 20060606 84.0 111 77.7 74 33.8 0.0 0.0 0.0
Fall 76.7 59.4 68.1 99 20100910 22 19701125 72.8 85 64.8 69 3.6 0.0 0.6 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