Sweeney, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 30° -33° (1988) 67° (1981) 0.31" NA
February 13° 36° -37° (1994) 74° (1992) 0.43" NA
March 22° 47° -23° (1998) 88° (1988) 1.36" NA
April 33° 61° 3° (1997) 98° (1992) 2.06" NA
May 44° 72° 12° (1981) 97° (1992) 3.31" NA
June 54° 82° 31° (1998) 109° (1988) 3.51" NA
July 59° 89° 38° (1981) 117° (2006) 2.69" NA
August 58° 89° 35° (1978) 110° (1988) 2.28" NA
September 47° 78° 18° (1984) 107° (2001) 1.49" NA
October 35° 64° 1° (1991) 97° (1997) 1.51" NA
November 20° 44° -16° (1985) 87° (1999) 0.55" NA
December 10° 33° -31° (1990) 73° (1998) 0.32" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 41° 72° 23° (1985) 92° (1989) 0.05" NA
Oct 2 41° 71° 19° (1999) 97° (1997) 0.05" NA
Oct 3 41° 71° 29° (1980) 91° (1997) 0.05" NA
Oct 4 40° 70° 21° (1979) 94° (1975) 0.05" NA
Oct 5 40° 70° 26° (1976) 94° (1990) 0.05" NA
Oct 6 39° 70° 16° (2000) 96° (1993) 0.05" NA
Oct 7 39° 69° 16° (2000) 92° (1975) 0.05" NA
Oct 8 39° 69° 23° (1983) 91° (1980) 0.05" NA
Oct 9 38° 68° 18° (1993) 89° (2003) 0.06" NA
Oct 10 38° 67° 21° (1987) 89° (1994) 0.06" NA
Oct 11 37° 67° 26° (1980) 87° (1995) 0.05" NA
Oct 12 37° 66° 18° (1986) 89° (1995) 0.05" NA
Oct 13 36° 66° 9° (1979) 85° (1988) 0.05" NA
Oct 14 36° 65° 16° (1983) 81° (1988) 0.05" NA
Oct 15 36° 65° 24° (1975) 78° (1996) 0.05" NA
Oct 16 35° 64° 11° (1976) 90° (1991) 0.05" NA
Oct 17 35° 63° 19° (1999) 82° (2003) 0.05" NA
Oct 18 34° 63° 19° (1989) 87° (2000) 0.05" NA
Oct 19 34° 62° 14° (1976) 88° (2003) 0.05" NA
Oct 20 33° 62° 20° (1977) 84° (1978) 0.05" NA
Oct 21 33° 61° 13° (1976) 89° (1992) 0.05" NA
Oct 22 32° 60° 12° (1976) 85° (1992) 0.05" NA
Oct 23 32° 60° 10° (1978) 78° (2003) 0.05" NA
Oct 24 31° 59° 12° (2002) 83° (1989) 0.05" NA
Oct 25 31° 58° 14° (1976) 81° (1989) 0.05" NA
Oct 26 30° 57° 7° (1997) 81° (1990) 0.04" NA
Oct 27 30° 57° 7° (1997) 83° (1983) 0.04" NA
Oct 28 29° 56° 10° (1980) 76° (1981) 0.04" NA
Oct 29 29° 55° 6° (1991) 82° (1978) 0.04" NA
Oct 30 28° 55° 1° (1991) 76° (1987) 0.04" NA
Oct 31 28° 54° 6° (1991) 86° (1990) 0.04" NA
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