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
May 1 59° 76° 44° (2006) 91° (1959) 0.08" NA
May 2 59° 76° 40° (2005) 90° (1952) 0.08" NA
May 3 59° 77° 48° (1971) 90° (1974) 0.08" NA
May 4 60° 77° 42° (2005) 90° (2002) 0.08" NA
May 5 60° 77° 40° (1973) 90° (1974) 0.08" NA
May 6 60° 78° 42° (1973) 94° (1952) 0.08" NA
May 7 61° 78° 46° (2005) 88° (1977) 0.08" NA
May 8 61° 78° 43° (1989) 86° (1955) 0.08" NA
May 9 61° 78° 50° (1956) 89° (1963) 0.08" NA
May 10 62° 79° 45° (1977) 92° (1963) 0.08" NA
May 11 62° 79° 51° (1972) 94° (1963) 0.08" NA
May 12 62° 79° 47° (1989) 92° (1953) 0.08" NA
May 13 62° 79° 50° (1974) 94° (1953) 0.08" NA
May 14 63° 80° 49° (1971) 94° (1956) 0.08" NA
May 15 63° 80° 52° (2002) 95° (1962) 0.08" NA
May 16 63° 80° 44° (1971) 95° (1995) 0.09" NA
May 17 64° 80° 43° (1971) 92° (1963) 0.09" NA
May 18 64° 80° 49° (1976) 93° (1965) 0.09" NA
May 19 64° 81° 49° (1994) 95° (1962) 0.09" NA
May 20 64° 81° 50° (1994) 90° (1962) 0.09" NA
May 21 65° 81° 46° (2002) 92° (1970) 0.1" NA
May 22 65° 81° 51° (1993) 94° (1998) 0.1" NA
May 23 65° 81° 49° (2005) 95° (1953) 0.1" NA
May 24 65° 82° 48° (2005) 94° (1994) 0.1" NA
May 25 66° 82° 46° (2005) 97° (1953) 0.11" NA
May 26 66° 82° 45° (2005) 99° (1953) 0.11" NA
May 27 66° 82° 52° (1961) 97° (1962) 0.11" NA
May 28 67° 82° 53° (1961) 96° (2006) 0.12" NA
May 29 67° 82° 42° (1971) 94° (2000) 0.12" NA
May 30 67° 83° 37° (1971) 92° (1966) 0.13" NA
May 31 67° 83° 51° (1984) 96° (1953) 0.13" NA
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