Saint Helena Island, South Carolina
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 40° 57° 7° (1985) 81° (2002) 3.62" NA
February 43° 61° 16° (1958) 82° (1996) 3.3" NA
March 49° 67° 20° (1980) 87° (1997) 3.82" NA
April 57° 74° 30° (1983) 93° (2002) 2.88" NA
May 65° 81° 38° (1963) 98° (1962) 2.2" NA
June 73° 87° 39° (1961) 102° (2002) 4.47" NA
July 76° 90° 60° (2006) 102° (1990) 4.65" NA
August 75° 89° 55° (1979) 102° (2002) 6.36" NA
September 70° 85° 47° (1983) 102° (2003) 5.35" NA
October 60° 78° 33° (1976) 95° (2002) 3.1" NA
November 51° 69° 18° (1970) 88° (2003) 2.53" NA
December 43° 60° 10° (1983) 81° (1998) 3.26" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 76° 90° 65° (1997) 99° (1999) 0.18" NA
Aug 2 76° 90° 68° (1997) 97° (1958) 0.17" NA
Aug 3 76° 90° 68° (1976) 97° (2006) 0.17" NA
Aug 4 76° 90° 66° (1976) 98° (2006) 0.18" NA
Aug 5 76° 90° 67° (1964) 97° (2006) 0.18" NA
Aug 6 76° 90° 65° (1976) 99° (1989) 0.18" NA
Aug 7 76° 90° 65° (1994) 102° (2002) 0.18" NA
Aug 8 76° 90° 65° (1989) 96° (1956) 0.18" NA
Aug 9 76° 90° 66° (1989) 96° (1963) 0.18" NA
Aug 10 76° 90° 67° (1989) 94° (2006) 0.18" NA
Aug 11 76° 90° 67° (1976) 95° (2006) 0.19" NA
Aug 12 76° 90° 63° (1979) 97° (2002) 0.19" NA
Aug 13 76° 90° 62° (1979) 95° (2002) 0.18" NA
Aug 14 75° 90° 62° (1979) 99° (1995) 0.2" NA
Aug 15 75° 90° 63° (1979) 101° (1995) 0.19" NA
Aug 16 75° 89° 66° (1983) 97° (2002) 0.2" NA
Aug 17 75° 89° 55° (1979) 96° (1957) 0.21" NA
Aug 18 75° 89° 61° (1979) 97° (2005) 0.21" NA
Aug 19 75° 89° 60° (1976) 98° (1983) 0.22" NA
Aug 20 75° 89° 60° (1960) 99° (1983) 0.23" NA
Aug 21 75° 89° 64° (1960) 98° (2005) 0.24" NA
Aug 22 75° 89° 65° (1956) 99° (1983) 0.25" NA
Aug 23 75° 89° 65° (1981) 97° (2002) 0.25" NA
Aug 24 74° 89° 64° (1960) 100° (2002) 0.23" NA
Aug 25 74° 89° 65° (1957) 100° (2002) 0.24" NA
Aug 26 74° 89° 65° (1997) 97° (2003) 0.24" NA
Aug 27 74° 88° 65° (1984) 98° (1998) 0.24" NA
Aug 28 74° 88° 59° (1986) 94° (1982) 0.23" NA
Aug 29 74° 88° 58° (1986) 96° (1983) 0.21" NA
Aug 30 74° 88° 62° (1968) 96° (2003) 0.22" NA
Aug 31 73° 88° 64° (1968) 96° (1994) 0.21" NA
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