Summit, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -1° 20° -36° (1996) 64° (1981) 0.59" 6.8"
February 27° -40° (1994) 62° (2000) 0.52" 6.7"
March 17° 38° -26° (1962) 78° (1963) 1.44" 9.6"
April 30° 56° -5° (1975) 94° (1980) 2.03" 4.1"
May 42° 69° 15° (2005) 95° (1959) 2.83" 0.1"
June 52° 77° 30° (1989) 103° (1988) 3.65" 0.1"
July 56° 82° 38° (1971) 103° (1966) 3.64" 0"
August 55° 80° 32° (1987) 102° (1965) 3.23" 0"
September 45° 71° 15° (1974) 96° (1984) 2.06" 0"
October 33° 58° 5° (1991) 88° (1993) 1.86" 1.2"
November 18° 37° -25° (1985) 75° (1978) 0.93" 3.8"
December 24° -34° (1983) 57° (1998) 0.35" 5.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 -1° 20° -30° (1974) 39° (1964) 0.01" NA
Jan 2 -1° 20° -23° (1985) 42° (1990) 0.01" NA
Jan 3 -1° 19° -23° (1968) 42° (1987) 0.01" NA
Jan 4 -1° 19° -31° (1968) 43° (1987) 0.02" NA
Jan 5 -1° 19° -27° (1960) 40° (1958) 0.02" NA
Jan 6 -2° 19° -26° (1988) 39° (1961) 0.02" NA
Jan 7 -2° 19° -28° (1986) 46° (1963) 0.02" NA
Jan 8 -2° 19° -25° (1976) 49° (1963) 0.02" NA
Jan 9 -2° 19° -31° (1977) 49° (1958) 0.02" NA
Jan 10 -2° 19° -28° (1978) 49° (1990) 0.02" NA
Jan 11 -2° 19° -21° (1985) 49° (1958) 0.02" NA
Jan 12 -2° 19° -24° (1974) 53° (1987) 0.02" NA
Jan 13 -2° 19° -25° (1998) 52° (1987) 0.02" NA
Jan 14 -2° 19° -34° (1972) 46° (1990) 0.02" NA
Jan 15 -2° 19° -35° (1972) 41° (2004) 0.02" NA
Jan 16 -2° 19° -35° (1977) 41° (1974) 0.02" NA
Jan 17 -2° 19° -27° (1997) 44° (1973) 0.02" NA
Jan 18 -2° 19° -35° (1994) 44° (1981) 0.02" NA
Jan 19 -2° 19° -36° (1996) 39° (1981) 0.02" NA
Jan 20 -2° 19° -34° (1984) 41° (1964) 0.02" NA
Jan 21 -2° 20° -27° (1970) 46° (1981) 0.02" NA
Jan 22 -1° 20° -27° (1963) 52° (1981) 0.02" NA
Jan 23 -1° 20° -27° (1987) 56° (1981) 0.02" NA
Jan 24 -1° 20° -31° (1961) 64° (1981) 0.02" NA
Jan 25 -1° 20° -27° (1972) 48° (1981) 0.02" NA
Jan 26 -1° 20° -24° (1972) 43° (1990) 0.02" NA
Jan 27 21° -27° (1986) 45° (1989) 0.02" NA
Jan 28 21° -28° (1977) 41° (1989) 0.02" NA
Jan 29 21° -30° (1966) 45° (1992) 0.02" NA
Jan 30 21° -32° (1996) 45° (1992) 0.02" NA
Jan 31 22° -27° (1959) 42° (1989) 0.02" NA
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