Johnston, South Carolina
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° 54° -2° (1985) 81° (2002) 5.12" 0.6"
February 30° 58° 8° (1958) 83° (1996) 4.22" 2"
March 37° 66° 1° (1980) 89° (2007) 4.88" 0.1"
April 44° 75° 19° (2007) 94° (2002) 3.38" 0"
May 54° 82° 34° (2004) 100° (2000) 3.45" 0"
June 62° 89° 46° (2000) 106° (1958) 4.54" 0"
July 66° 92° 52° (2007) 107° (1980) 4.29" 0"
August 65° 90° 46° (1969) 110° (2007) 4.97" 0"
September 60° 84° 36° (1967) 105° (1999) 3.96" 0"
October 48° 75° 24° (2001) 93° (1986) 3.16" 0"
November 39° 66° 15° (1970) 89° (1961) 3.17" 0"
December 31° 57° 3° (1962) 81° (1998) 3.51" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 54° 80° 37° (1967) 89° (1986) 0.11" NA
Oct 2 53° 80° 38° (1993) 92° (1981) 0.11" NA
Oct 3 53° 79° 39° (1974) 92° (1986) 0.11" NA
Oct 4 52° 79° 33° (1974) 92° (1986) 0.11" NA
Oct 5 52° 79° 34° (1974) 91° (1986) 0.11" NA
Oct 6 51° 78° 35° (1974) 93° (1986) 0.11" NA
Oct 7 51° 78° 37° (1991) 92° (1981) 0.1" NA
Oct 8 51° 77° 33° (1991) 88° (1997) 0.1" NA
Oct 9 50° 77° 33° (2000) 89° (1990) 0.1" NA
Oct 10 50° 77° 30° (2000) 89° (1990) 0.1" NA
Oct 11 49° 77° 30° (2000) 88° (1958) 0.1" NA
Oct 12 49° 76° 33° (2000) 86° (1980) 0.1" NA
Oct 13 49° 76° 37° (1996) 87° (1963) 0.1" NA
Oct 14 48° 76° 28° (2006) 86° (1962) 0.1" NA
Oct 15 48° 75° 29° (2006) 88° (1985) 0.1" NA
Oct 16 47° 75° 30° (2006) 88° (1985) 0.1" NA
Oct 17 47° 75° 30° (2001) 87° (1989) 0.1" NA
Oct 18 47° 74° 29° (2001) 87° (1984) 0.1" NA
Oct 19 46° 74° 32° (2001) 86° (1984) 0.1" NA
Oct 20 46° 74° 32° (1974) 88° (1984) 0.1" NA
Oct 21 46° 73° 32° (1989) 86° (1984) 0.1" NA
Oct 22 46° 73° 28° (1974) 92° (2001) 0.1" NA
Oct 23 45° 73° 31° (1987) 86° (1984) 0.1" NA
Oct 24 45° 73° 28° (2006) 85° (1978) 0.1" NA
Oct 25 45° 72° 27° (2006) 88° (2001) 0.1" NA
Oct 26 44° 72° 28° (2006) 84° (1984) 0.1" NA
Oct 27 44° 72° 24° (2001) 84° (1974) 0.1" NA
Oct 28 44° 71° 24° (2001) 87° (1978) 0.1" NA
Oct 29 44° 71° 26° (2001) 87° (1984) 0.1" NA
Oct 30 43° 71° 25° (2001) 85° (1996) 0.1" NA
Oct 31 43° 71° 29° (2001) 88° (1984) 0.1" NA
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