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
Dec 1 12° 31° -13° (1960) 62° (1995) 0.02" 0.3"
Dec 2 12° 30° -5° (1964) 62° (1998) 0.01" 0.2"
Dec 3 11° 30° -9° (1991) 57° (1948) 0.02" 0.3"
Dec 4 11° 29° -9° (1991) 55° (1965) 0.02" 0.2"
Dec 5 11° 29° -18° (2005) 54° (1963) 0.01" 0.3"
Dec 6 10° 29° -28° (1972) 49° (2006) 0.02" 0.2"
Dec 7 10° 28° -18° (1972) 55° (1991) 0.02" 0.3"
Dec 8 28° -20° (1958) 51° (1965) 0.01" 0.3"
Dec 9 27° -18° (1972) 54° (1957) 0.02" 0.2"
Dec 10 27° -24° (1972) 56° (2006) 0.02" 0.3"
Dec 11 27° -21° (1961) 52° (2002) 0.01" 0.2"
Dec 12 26° -22° (1962) 52° (2004) 0.02" 0.3"
Dec 13 26° -17° (1961) 50° (1998) 0.01" 0.2"
Dec 14 26° -25° (1989) 48° (2002) 0.02" 0.2"
Dec 15 25° -24° (1963) 56° (1998) 0.01" 0.3"
Dec 16 25° -28° (1951) 57° (1962) 0.01" 0.2"
Dec 17 25° -21° (1964) 57° (1962) 0.02" 0.3"
Dec 18 24° -32° (1951) 52° (2004) 0.01" 0.2"
Dec 19 24° -26° (1955) 48° (1966) 0.02" 0.2"
Dec 20 24° -23° (1989) 55° (1957) 0.01" 0.3"
Dec 21 24° -31° (1989) 52° (1957) 0.02" 0.3"
Dec 22 23° -32° (1989) 56° (1957) 0.02" 0.3"
Dec 23 23° -30° (1989) 49° (1950) 0.02" 0.3"
Dec 24 23° -22° (2000) 46° (1957) 0.01" 0.3"
Dec 25 23° -22° (2000) 45° (1999) 0.02" 0.3"
Dec 26 23° -21° (1990) 51° (1956) 0.02" 0.3"
Dec 27 22° -22° (1996) 44° (1948) 0.02" 0.3"
Dec 28 22° -17° (1993) 46° (1999) 0.02" 0.3"
Dec 29 22° -21° (1990) 50° (1999) 0.02" 0.3"
Dec 30 22° -32° (1990) 53° (1999) 0.02" 0.3"
Dec 31 22° -35° (1967) 47° (2004) 0.02" 0.3"
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