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
Jun 1 48° 74° 31° (1993) 82° (1987) 0.11" NA
Jun 2 48° 74° 35° (1964) 85° (1972) 0.11" NA
Jun 3 48° 74° 31° (1985) 94° (1968) 0.11" NA
Jun 4 49° 74° 30° (1964) 92° (1968) 0.11" NA
Jun 5 49° 75° 32° (1985) 88° (1968) 0.12" NA
Jun 6 49° 75° 36° (1983) 91° (1959) 0.12" NA
Jun 7 50° 75° 32° (1992) 90° (1985) 0.12" NA
Jun 8 50° 75° 37° (1980) 91° (2000) 0.12" NA
Jun 9 50° 76° 30° (1989) 92° (2000) 0.12" NA
Jun 10 50° 76° 38° (1964) 93° (1976) 0.12" NA
Jun 11 51° 76° 36° (1958) 92° (1976) 0.12" NA
Jun 12 51° 76° 36° (1969) 92° (1976) 0.12" NA
Jun 13 51° 77° 41° (1969) 91° (1987) 0.12" NA
Jun 14 51° 77° 32° (1969) 95° (1979) 0.12" NA
Jun 15 52° 77° 34° (1993) 95° (1979) 0.12" NA
Jun 16 52° 77° 33° (1983) 93° (1959) 0.12" NA
Jun 17 52° 77° 39° (1983) 89° (1995) 0.12" NA
Jun 18 52° 78° 34° (1976) 94° (1988) 0.13" NA
Jun 19 52° 78° 37° (1976) 95° (1988) 0.13" NA
Jun 20 53° 78° 34° (1969) 95° (1988) 0.13" NA
Jun 21 53° 78° 38° (1992) 100° (1988) 0.13" NA
Jun 22 53° 78° 41° (2004) 99° (1988) 0.13" NA
Jun 23 53° 79° 41° (1961) 90° (2005) 0.13" NA
Jun 24 53° 79° 39° (1986) 103° (1988) 0.13" NA
Jun 25 54° 79° 34° (1958) 100° (1988) 0.13" NA
Jun 26 54° 79° 38° (2004) 89° (1996) 0.13" NA
Jun 27 54° 79° 42° (1993) 93° (1961) 0.12" NA
Jun 28 54° 80° 41° (2004) 100° (1964) 0.12" NA
Jun 29 54° 80° 42° (1973) 96° (1963) 0.12" NA
Jun 30 55° 80° 42° (1959) 94° (1963) 0.12" NA
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