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
Oct 1 39° 66° 20° (2003) 86° (1992) 0.06" NA
Oct 2 39° 66° 20° (1974) 87° (1992) 0.06" NA
Oct 3 39° 65° 18° (1989) 84° (1997) 0.06" NA
Oct 4 38° 65° 21° (2004) 84° (1975) 0.06" NA
Oct 5 38° 64° 22° (1976) 88° (1963) 0.07" NA
Oct 6 38° 64° 17° (2001) 88° (1993) 0.07" NA
Oct 7 37° 63° 16° (1976) 86° (1980) 0.07" NA
Oct 8 37° 63° 14° (2000) 82° (2003) 0.07" NA
Oct 9 36° 63° 17° (1993) 85° (1980) 0.07" NA
Oct 10 36° 62° 16° (1970) 82° (1974) 0.06" NA
Oct 11 36° 61° 14° (1959) 78° (1995) 0.06" NA
Oct 12 35° 61° 17° (1959) 83° (1956) 0.06" NA
Oct 13 35° 60° 14° (1979) 83° (1958) 0.06" NA
Oct 14 34° 60° 14° (2006) 82° (1962) 0.06" NA
Oct 15 34° 59° 18° (1992) 88° (1958) 0.06" NA
Oct 16 34° 59° 18° (1966) 82° (1991) 0.06" NA
Oct 17 33° 58° 12° (1976) 78° (1991) 0.06" NA
Oct 18 33° 57° 11° (1972) 78° (2003) 0.06" NA
Oct 19 32° 57° 11° (1972) 85° (2003) 0.06" NA
Oct 20 32° 56° 12° (1960) 82° (2003) 0.06" NA
Oct 21 31° 55° 16° (1987) 78° (1978) 0.06" NA
Oct 22 31° 55° 13° (1976) 74° (1989) 0.06" NA
Oct 23 30° 54° 18° (1999) 76° (1963) 0.06" NA
Oct 24 30° 53° 17° (1987) 78° (1989) 0.06" NA
Oct 25 29° 53° 10° (1962) 78° (1989) 0.06" NA
Oct 26 29° 52° 9° (1976) 75° (1989) 0.06" NA
Oct 27 28° 51° 14° (2001) 79° (1983) 0.05" NA
Oct 28 28° 50° 10° (1984) 68° (1989) 0.05" NA
Oct 29 27° 49° 10° (1988) 70° (2007) 0.05" NA
Oct 30 27° 49° 5° (1991) 77° (1965) 0.05" NA
Oct 31 26° 48° 7° (2002) 76° (1990) 0.05" NA
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