Seneca, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° -38° (1972) 65° (1981) 0.42" 4"
February 31° -38° (1994) 72° (2000) 0.58" 6.1"
March 18° 43° -22° (1978) 82° (1988) 1.2" 8.2"
April 31° 58° -5° (1975) 96° (1980) 1.93" 4.3"
May 43° 71° 15° (1980) 101° (1969) 2.56" 0.1"
June 53° 80° 28° (1964) 110° (1988) 2.84" 0"
July 58° 87° 32° (1971) 113° (2006) 2.83" 0"
August 55° 85° 31° (1964) 114° (1965) 1.91" 0"
September 45° 75° 11° (1974) 105° (1976) 1.61" 0"
October 32° 61° -1° (1991) 95° (1963) 1.47" 1.1"
November 18° 41° -28° (1964) 81° (1990) 0.72" 5"
December 28° -38° (1990) 66° (1998) 0.5" 5.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 58° 88° 44° (1971) 105° (1987) 0.08" NA
Aug 2 58° 88° 38° (1971) 103° (1982) 0.07" NA
Aug 3 58° 87° 41° (1970) 104° (1980) 0.07" NA
Aug 4 58° 87° 37° (1974) 101° (1980) 0.07" NA
Aug 5 58° 87° 42° (1990) 102° (2001) 0.07" NA
Aug 6 58° 87° 41° (1976) 108° (1980) 0.07" NA
Aug 7 58° 87° 42° (1989) 108° (1980) 0.07" NA
Aug 8 57° 87° 43° (1965) 100° (1976) 0.07" NA
Aug 9 57° 87° 36° (1966) 102° (1971) 0.07" NA
Aug 10 57° 87° 35° (1985) 101° (1971) 0.07" NA
Aug 11 57° 87° 34° (1977) 105° (1965) 0.06" NA
Aug 12 57° 86° 31° (1964) 104° (1978) 0.06" NA
Aug 13 57° 86° 38° (1964) 114° (1965) 0.06" NA
Aug 14 56° 86° 39° (1979) 99° (1970) 0.06" NA
Aug 15 56° 86° 46° (1985) 109° (1988) 0.06" NA
Aug 16 56° 86° 41° (1985) 106° (1988) 0.06" NA
Aug 17 56° 85° 39° (1985) 107° (1976) 0.06" NA
Aug 18 55° 85° 40° (1985) 105° (1976) 0.06" NA
Aug 19 55° 85° 36° (1967) 104° (1976) 0.06" NA
Aug 20 55° 85° 41° (1970) 108° (1976) 0.06" NA
Aug 21 55° 84° 40° (1986) 106° (1976) 0.06" NA
Aug 22 54° 84° 38° (1974) 103° (1971) 0.06" NA
Aug 23 54° 84° 38° (1987) 108° (2003) 0.06" NA
Aug 24 54° 83° 42° (1979) 105° (2003) 0.06" NA
Aug 25 53° 83° 38° (1964) 105° (1991) 0.06" NA
Aug 26 53° 83° 42° (1988) 107° (1976) 0.05" NA
Aug 27 53° 82° 38° (1980) 107° (1973) 0.05" NA
Aug 28 52° 82° 34° (1988) 105° (1973) 0.05" NA
Aug 29 52° 82° 35° (1986) 101° (1983) 0.05" NA
Aug 30 52° 81° 38° (1963) 99° (1969) 0.05" NA
Aug 31 51° 81° 34° (1987) 99° (2000) 0.05" NA
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