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
Jul 1 58° 87° 44° (1977) 101° (1980) 0.1" NA
Jul 2 58° 87° 49° (1994) 99° (1989) 0.1" NA
Jul 3 58° 87° 44° (1992) 99° (1980) 0.1" NA
Jul 4 58° 87° 44° (1997) 103° (1988) 0.1" NA
Jul 5 58° 88° 52° (1993) 108° (1989) 0.1" NA
Jul 6 59° 88° 47° (1995) 103° (1980) 0.1" NA
Jul 7 59° 88° 47° (2004) 104° (1985) 0.09" NA
Jul 8 59° 88° 46° (1977) 107° (1989) 0.09" NA
Jul 9 59° 88° 38° (1981) 111° (1976) 0.09" NA
Jul 10 59° 89° 46° (1996) 109° (1976) 0.09" NA
Jul 11 59° 89° 50° (1992) 104° (1980) 0.09" NA
Jul 12 60° 89° 45° (1977) 103° (1981) 0.09" NA
Jul 13 60° 89° 48° (1978) 102° (1980) 0.09" NA
Jul 14 60° 89° 50° (1976) 103° (1988) 0.09" NA
Jul 15 60° 89° 51° (1985) 117° (2006) 0.09" NA
Jul 16 60° 90° 40° (1976) 106° (2002) 0.08" NA
Jul 17 60° 90° 47° (1984) 107° (2002) 0.08" NA
Jul 18 60° 90° 47° (1984) 107° (1998) 0.08" NA
Jul 19 60° 90° 50° (1992) 108° (1983) 0.08" NA
Jul 20 60° 90° 48° (1992) 107° (1983) 0.08" NA
Jul 21 60° 90° 48° (1980) 104° (1983) 0.08" NA
Jul 22 60° 90° 44° (1980) 108° (2005) 0.08" NA
Jul 23 60° 90° 50° (2004) 103° (1976) 0.08" NA
Jul 24 60° 90° 50° (1996) 104° (1980) 0.08" NA
Jul 25 60° 90° 50° (1996) 109° (2003) 0.08" NA
Jul 26 60° 91° 47° (1994) 105° (2003) 0.08" NA
Jul 27 60° 91° 48° (1994) 103° (1987) 0.08" NA
Jul 28 60° 91° 51° (1994) 110° (2006) 0.08" NA
Jul 29 60° 91° 48° (2005) 110° (2006) 0.08" NA
Jul 30 60° 91° 48° (1978) 109° (2006) 0.08" NA
Jul 31 60° 91° 49° (1980) 109° (1987) 0.08" NA
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