Summit, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° -36° (1996) 64° (1981) 0.56" 9.3"
February 27° -40° (1994) 62° (2000) 0.68" 10.8"
March 19° 38° -26° (1962) 78° (1963) 1.18" 10.4"
April 31° 56° -5° (1975) 94° (1980) 2.33" 6.2"
May 43° 68° 15° (2005) 95° (1959) 2.82" 0.5"
June 53° 76° 30° (1989) 103° (1988) 3.98" 0"
July 58° 82° 38° (1971) 103° (1966) 3.76" 0"
August 56° 80° 32° (1987) 102° (1965) 3.09" 0"
September 47° 72° 15° (1974) 96° (1984) 3.02" 0"
October 34° 57° 5° (1991) 88° (1993) 2.3" 1.3"
November 20° 39° -25° (1985) 75° (1978) 0.97" 4.6"
December 24° -34° (1983) 57° (1998) 0.53" 9.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 48° 72° 31° (1993) 82° (1987) 0.12" 0"
Jun 2 49° 73° 35° (1964) 85° (1972) 0.12" 0"
Jun 3 49° 73° 31° (1985) 94° (1968) 0.13" 0"
Jun 4 49° 73° 30° (1964) 92° (1968) 0.13" 0"
Jun 5 50° 73° 32° (1985) 88° (1968) 0.13" 0"
Jun 6 50° 74° 36° (1983) 91° (1959) 0.13" 0"
Jun 7 50° 74° 32° (1992) 90° (1985) 0.13" 0"
Jun 8 50° 74° 37° (1980) 91° (2000) 0.13" 0"
Jun 9 51° 75° 30° (1989) 92° (2000) 0.13" 0"
Jun 10 51° 75° 38° (1964) 93° (1976) 0.13" 0"
Jun 11 51° 75° 36° (1958) 92° (1976) 0.13" 0"
Jun 12 52° 75° 36° (1969) 92° (1976) 0.14" 0"
Jun 13 52° 76° 41° (1969) 91° (1987) 0.13" 0"
Jun 14 52° 76° 32° (1969) 95° (1979) 0.14" 0"
Jun 15 53° 76° 34° (1993) 95° (1979) 0.14" 0"
Jun 16 53° 77° 33° (1983) 93° (1959) 0.14" 0"
Jun 17 53° 77° 39° (1983) 89° (1995) 0.14" 0"
Jun 18 53° 77° 34° (1976) 94° (1988) 0.14" 0"
Jun 19 54° 77° 37° (1976) 95° (1988) 0.14" 0"
Jun 20 54° 78° 34° (1969) 95° (1988) 0.14" 0"
Jun 21 54° 78° 38° (1992) 100° (1988) 0.14" 0"
Jun 22 54° 78° 41° (2004) 99° (1988) 0.13" 0"
Jun 23 55° 79° 41° (1961) 90° (2005) 0.14" 0"
Jun 24 55° 79° 39° (1986) 103° (1988) 0.15" 0"
Jun 25 55° 79° 34° (1958) 100° (1988) 0.13" 0"
Jun 26 55° 79° 38° (2004) 89° (1996) 0.12" 0"
Jun 27 56° 80° 42° (1993) 93° (1961) 0.13" 0"
Jun 28 56° 80° 41° (2004) 100° (1964) 0.13" 0"
Jun 29 56° 80° 42° (1973) 96° (1963) 0.13" 0"
Jun 30 56° 80° 42° (1959) 94° (1963) 0.12" 0"
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