Folsom, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 34° -27° (1950) 76° (1987) 0.37" 5.2"
February 16° 39° -31° (1996) 75° (1995) 0.46" 6.3"
March 23° 47° -21° (1996) 83° (2007) 1.03" 9.1"
April 32° 57° 1° (1975) 93° (1989) 1.86" 6.2"
May 43° 67° 18° (1950) 98° (1969) 2.96" 0.5"
June 52° 77° 31° (1951) 109° (2002) 2.83" 0"
July 58° 85° 39° (1987) 111° (2006) 2.03" 0"
August 57° 85° 38° (1992) 107° (2007) 1.61" 0"
September 46° 75° 18° (1985) 104° (1978) 1.1" 0.2"
October 35° 62° -2° (1991) 94° (2005) 1.37" 1.8"
November 22° 45° -19° (1959) 83° (1999) 0.61" 6.3"
December 13° 36° -30° (1990) 75° (1965) 0.41" 5.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 13° 35° -25° (1996) 68° (1992) 0.01" NA
Feb 2 13° 36° -31° (1996) 64° (1991) 0.01" NA
Feb 3 13° 36° -25° (1996) 70° (1962) 0.01" NA
Feb 4 14° 36° -21° (1989) 73° (2005) 0.01" NA
Feb 5 14° 36° -21° (1982) 63° (1963) 0.01" NA
Feb 6 14° 37° -14° (1975) 62° (1963) 0.01" NA
Feb 7 14° 37° -22° (1971) 73° (1987) 0.01" NA
Feb 8 14° 37° -23° (1994) 74° (1954) 0.01" NA
Feb 9 15° 37° -25° (1994) 70° (1996) 0.01" NA
Feb 10 15° 38° -14° (1981) 74° (1951) 0.01" NA
Feb 11 15° 38° -15° (1944) 68° (1990) 0.02" NA
Feb 12 15° 38° -11° (1949) 72° (1983) 0.02" NA
Feb 13 16° 38° -16° (2007) 68° (1954) 0.02" NA
Feb 14 16° 38° -20° (2007) 67° (1954) 0.02" NA
Feb 15 16° 39° -21° (2007) 62° (1985) 0.02" NA
Feb 16 16° 39° -17° (1979) 63° (1981) 0.02" NA
Feb 17 16° 39° -22° (2006) 67° (1948) 0.02" NA
Feb 18 17° 39° -23° (2006) 66° (1983) 0.02" NA
Feb 19 17° 40° -12° (2006) 69° (1995) 0.02" NA
Feb 20 17° 40° -6° (1959) 65° (1972) 0.02" NA
Feb 21 17° 40° -10° (1963) 74° (1995) 0.02" NA
Feb 22 18° 40° -10° (1965) 70° (1958) 0.02" NA
Feb 23 18° 41° -14° (1965) 67° (1958) 0.02" NA
Feb 24 18° 41° -17° (2003) 75° (1995) 0.02" NA
Feb 25 18° 41° -13° (2003) 72° (1999) 0.02" NA
Feb 26 18° 41° -8° (1962) 66° (1976) 0.02" NA
Feb 27 19° 42° -9° (2001) 75° (1988) 0.02" NA
Feb 28 19° 42° -18° (1962) 73° (2006) 0.02" NA
Feb 29 19° 42° -9° (1996) 74° (1992) 0.02" NA
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