Johnston, South Carolina
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 31° 53° -2° (1985) 81° (2002) 4.35" 0.5"
February 35° 57° 8° (1958) 83° (1996) 4.33" 0.4"
March 41° 65° 1° (1980) 89° (2007) 4.53" 0.1"
April 47° 73° 19° (2007) 94° (2002) 3.09" 0"
May 56° 82° 34° (2004) 100° (2000) 2.99" 0"
June 65° 88° 46° (2000) 106° (1958) 4.64" 0"
July 68° 91° 52° (2007) 107° (1980) 4.19" 0"
August 67° 89° 46° (1969) 110° (2007) 4.89" 0"
September 61° 83° 36° (1967) 105° (1999) 3.67" 0"
October 50° 74° 24° (2001) 93° (1986) 3.43" 0"
November 41° 65° 15° (1970) 89° (1961) 3.37" 0"
December 33° 55° 3° (1962) 81° (1998) 3.58" 0.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 44° 69° 28° (1987) 84° (1963) 0.11" 0"
Apr 2 44° 69° 28° (1987) 87° (1974) 0.12" 0"
Apr 3 44° 70° 29° (1992) 88° (2010) 0.11" 0"
Apr 4 45° 70° 30° (1992) 88° (1963) 0.1" 0"
Apr 5 45° 70° 27° (1987) 87° (1963) 0.1" 0"
Apr 6 45° 71° 26° (2000) 90° (2010) 0.1" 0"
Apr 7 45° 71° 26° (2007) 90° (2010) 0.11" 0"
Apr 8 45° 71° 20° (2007) 90° (1967) 0.11" 0"
Apr 9 46° 71° 19° (2007) 88° (1978) 0.1" 0"
Apr 10 46° 72° 28° (1996) 87° (1978) 0.1" 0"
Apr 11 46° 72° 28° (1996) 91° (2001) 0.11" 0"
Apr 12 46° 72° 31° (1973) 89° (2001) 0.1" 0"
Apr 13 47° 73° 32° (1973) 88° (1977) 0.1" 0"
Apr 14 47° 73° 32° (2004) 91° (1981) 0.1" 0"
Apr 15 47° 73° 32° (2008) 90° (2006) 0.09" 0"
Apr 16 47° 73° 30° (2004) 90° (2006) 0.1" 0"
Apr 17 47° 74° 27° (2007) 89° (2002) 0.1" 0"
Apr 18 48° 74° 31° (1997) 90° (2002) 0.1" 0"
Apr 19 48° 74° 31° (1997) 91° (2002) 0.1" 0"
Apr 20 48° 74° 26° (1983) 93° (2002) 0.1" 0"
Apr 21 48° 75° 34° (1983) 94° (2002) 0.1" 0"
Apr 22 49° 75° 30° (1978) 92° (2002) 0.11" 0"
Apr 23 49° 75° 33° (1986) 89° (1970) 0.11" 0"
Apr 24 49° 76° 33° (1993) 90° (1965) 0.1" 0"
Apr 25 50° 76° 29° (2005) 92° (2009) 0.1" 0"
Apr 26 50° 76° 33° (2005) 92° (2004) 0.1" 0"
Apr 27 50° 77° 36° (1977) 92° (1989) 0.1" 0"
Apr 28 50° 77° 30° (2005) 93° (1986) 0.1" 0"
Apr 29 51° 77° 32° (2005) 90° (1981) 0.11" 0"
Apr 30 51° 77° 39° (1992) 89° (2002) 0.1" 0"
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