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
Apr 1 24° 47° -5° (1975) 72° (1963) 0.06" NA
Apr 2 24° 48° -1° (1975) 73° (1991) 0.06" NA
Apr 3 25° 48° -4° (1975) 68° (1985) 0.06" NA
Apr 4 25° 49° 5° (2002) 75° (2005) 0.06" NA
Apr 5 26° 50° 0° (1979) 82° (1991) 0.06" NA
Apr 6 26° 50° -1° (1979) 83° (1991) 0.06" NA
Apr 7 27° 51° 5° (2007) 82° (1988) 0.06" NA
Apr 8 27° 52° 1° (1997) 76° (1988) 0.06" NA
Apr 9 27° 52° -3° (1997) 84° (1977) 0.06" NA
Apr 10 28° 53° 11° (1989) 85° (1977) 0.06" NA
Apr 11 28° 53° 7° (1997) 80° (1968) 0.07" NA
Apr 12 29° 54° 9° (1957) 78° (1968) 0.07" NA
Apr 13 29° 54° 11° (1997) 85° (2003) 0.07" NA
Apr 14 29° 55° 15° (1983) 83° (2003) 0.07" NA
Apr 15 30° 56° 13° (1962) 80° (1976) 0.07" NA
Apr 16 30° 56° 15° (1961) 83° (1964) 0.07" NA
Apr 17 31° 57° 12° (1990) 86° (1985) 0.07" NA
Apr 18 31° 57° 14° (1988) 89° (1985) 0.07" NA
Apr 19 32° 58° 13° (1988) 84° (1985) 0.07" NA
Apr 20 32° 58° 13° (1966) 90° (1980) 0.07" NA
Apr 21 32° 59° 20° (1966) 94° (1980) 0.07" NA
Apr 22 33° 59° 20° (1967) 90° (1980) 0.07" NA
Apr 23 33° 60° 19° (2005) 85° (1990) 0.07" NA
Apr 24 34° 60° 19° (1967) 85° (1962) 0.07" NA
Apr 25 34° 61° 22° (1958) 91° (1962) 0.07" NA
Apr 26 35° 61° 18° (1996) 79° (1970) 0.07" NA
Apr 27 35° 62° 18° (2005) 81° (1977) 0.07" NA
Apr 28 35° 62° 19° (2005) 86° (2004) 0.08" NA
Apr 29 36° 63° 16° (1958) 86° (2004) 0.08" NA
Apr 30 36° 63° 11° (1966) 89° (1992) 0.08" NA
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