Dewees Island, South Carolina
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 37° 57° 9° (1985) 78° (1974) 4.4" 0"
February 38° 59° 12° (1973) 81° (2001) 3.23" 0"
March 45° 65° 21° (1980) 90° (1974) 4.16" 0"
April 54° 72° 32° (2007) 93° (2002) 2.92" 0"
May 63° 80° 37° (1971) 99° (1953) 2.88" 0"
June 70° 85° 49° (2006) 105° (1952) 4.89" 0"
July 74° 89° 59° (1970) 101° (1990) 4.76" 0"
August 72° 87° 57° (1986) 103° (1999) 6.27" 0"
September 68° 83° 48° (1970) 97° (1970) 5.32" 0"
October 58° 76° 33° (1974) 94° (1986) 3.8" 0"
November 49° 68° 22° (1970) 89° (1992) 3.1" 0"
December 40° 60° 11° (2000) 84° (1987) 3.65" 0.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 44° 63° 27° (1964) 78° (1982) 0.1" NA
Dec 2 43° 63° 29° (1960) 80° (1998) 0.11" NA
Dec 3 43° 63° 29° (1960) 76° (1970) 0.11" NA
Dec 4 43° 62° 26° (1966) 78° (1970) 0.11" NA
Dec 5 43° 62° 25° (1970) 79° (1998) 0.11" NA
Dec 6 42° 62° 28° (1969) 75° (1978) 0.11" NA
Dec 7 42° 62° 26° (1954) 79° (2001) 0.11" NA
Dec 8 42° 61° 20° (1984) 80° (1998) 0.11" NA
Dec 9 41° 61° 25° (2006) 78° (1998) 0.11" NA
Dec 10 41° 61° 29° (1977) 84° (1987) 0.11" NA
Dec 11 41° 61° 23° (1977) 78° (2007) 0.11" NA
Dec 12 41° 60° 20° (1957) 76° (2007) 0.11" NA
Dec 13 40° 60° 12° (1962) 77° (1971) 0.11" NA
Dec 14 40° 60° 24° (1960) 79° (2001) 0.11" NA
Dec 15 40° 60° 27° (1968) 76° (1971) 0.11" NA
Dec 16 40° 59° 26° (1951) 78° (1971) 0.12" NA
Dec 17 40° 59° 20° (2007) 75° (1971) 0.12" NA
Dec 18 39° 59° 12° (2000) 78° (1971) 0.12" NA
Dec 19 39° 59° 19° (1975) 78° (1971) 0.12" NA
Dec 20 39° 59° 11° (2000) 78° (1971) 0.12" NA
Dec 21 39° 59° 21° (2000) 74° (1988) 0.12" NA
Dec 22 39° 58° 14° (2000) 73° (1978) 0.12" NA
Dec 23 39° 58° 17° (1989) 80° (1998) 0.12" NA
Dec 24 39° 58° 22° (2000) 73° (1978) 0.13" NA
Dec 25 39° 58° 20° (1983) 75° (1982) 0.13" NA
Dec 26 38° 58° 13° (1983) 75° (1982) 0.13" NA
Dec 27 38° 58° 19° (2000) 75° (1971) 0.13" NA
Dec 28 38° 57° 25° (1977) 75° (1971) 0.13" NA
Dec 29 38° 57° 15° (2000) 78° (1971) 0.13" NA
Dec 30 38° 57° 14° (2000) 75° (1971) 0.13" NA
Dec 31 38° 57° 23° (1983) 78° (1990) 0.14" NA
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