Onaka, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° -37° (1972) 56° (1964) 0.51" 7.6"
February 27° -34° (1994) 69° (1958) 0.66" 8.1"
March 18° 39° -24° (1962) 80° (1963) 1.18" 7.4"
April 31° 56° 2° (2007) 94° (1962) 1.76" 4.7"
May 43° 67° 17° (2005) 102° (1969) 2.85" 0.1"
June 54° 76° 29° (1951) 107° (2002) 3.55" 0"
July 59° 83° 38° (1971) 112° (2006) 3.28" 0"
August 56° 82° 33° (2004) 108° (1959) 2.34" 0"
September 46° 72° 21° (1951) 102° (1948) 2.01" 0"
October 33° 57° -2° (1991) 93° (1970) 1.78" 1.5"
November 20° 39° -19° (1959) 77° (1990) 0.73" 6.8"
December 25° -35° (1967) 62° (1998) 0.52" 8.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 52° 78° 37° (1965) 100° (1970) 0.07" 0"
Sep 2 51° 77° 43° (1952) 101° (1971) 0.07" 0"
Sep 3 51° 77° 39° (2008) 95° (1948) 0.06" 0"
Sep 4 50° 77° 32° (1962) 98° (1952) 0.06" 0"
Sep 5 50° 76° 35° (1965) 96° (2005) 0.06" 0"
Sep 6 50° 76° 33° (1956) 98° (2001) 0.06" 0"
Sep 7 49° 75° 37° (1949) 94° (1950) 0.07" 0"
Sep 8 49° 75° 37° (1992) 101° (1959) 0.07" 0"
Sep 9 48° 75° 36° (1968) 97° (1961) 0.07" 0"
Sep 10 48° 74° 33° (1959) 97° (1952) 0.08" 0"
Sep 11 48° 74° 28° (1955) 98° (1998) 0.07" 0"
Sep 12 47° 74° 29° (1989) 93° (1990) 0.08" 0"
Sep 13 47° 73° 28° (1970) 94° (1971) 0.07" 0"
Sep 14 46° 73° 27° (1949) 101° (1948) 0.07" 0"
Sep 15 46° 72° 31° (1993) 102° (1948) 0.07" 0"
Sep 16 46° 72° 30° (1959) 92° (1948) 0.07" 0"
Sep 17 45° 71° 33° (1965) 97° (1955) 0.06" 0"
Sep 18 45° 71° 30° (1991) 93° (1955) 0.06" 0"
Sep 19 44° 71° 22° (1991) 96° (1998) 0.06" 0"
Sep 20 44° 70° 22° (1991) 95° (1972) 0.06" 0"
Sep 21 43° 70° 29° (1953) 89° (2005) 0.07" 0"
Sep 22 43° 69° 25° (1995) 88° (1967) 0.07" 0"
Sep 23 43° 69° 25° (1995) 93° (1958) 0.07" 0"
Sep 24 42° 68° 26° (1951) 92° (2007) 0.06" 0"
Sep 25 42° 68° 27° (2000) 93° (1949) 0.07" 0"
Sep 26 41° 68° 30° (1970) 91° (1952) 0.07" 0"
Sep 27 41° 67° 22° (1967) 99° (1952) 0.06" 0"
Sep 28 41° 67° 21° (1951) 87° (1989) 0.07" 0"
Sep 29 40° 66° 25° (1992) 87° (1952) 0.07" 0"
Sep 30 40° 66° 25° (1958) 88° (2007) 0.06" 0"
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