Seneca, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° -38° (1972) 65° (1981) 0.42" 4"
February 11° 31° -38° (1994) 72° (2000) 0.64" 6.1"
March 21° 42° -22° (1978) 82° (1988) 1.06" 8.2"
April 31° 58° -5° (1975) 96° (1980) 1.95" 4.3"
May 43° 69° 15° (1980) 101° (1969) 2.53" 0.1"
June 52° 78° 28° (1964) 110° (1988) 3.24" 0"
July 58° 85° 32° (1971) 113° (2006) 2.87" 0"
August 56° 84° 31° (1964) 114° (1965) 2.38" 0"
September 46° 74° 11° (1974) 105° (1976) 1.99" 0"
October 34° 59° -1° (1991) 95° (1963) 1.54" 1.1"
November 20° 41° -28° (1964) 81° (1990) 0.67" 5"
December 27° -38° (1990) 66° (1998) 0.52" 5.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 12° 32° -10° (1975) 61° (1969) 0.02" NA
Dec 2 12° 32° -17° (1985) 66° (1998) 0.02" NA
Dec 3 12° 31° -14° (1985) 66° (1998) 0.01" NA
Dec 4 11° 31° -17° (2005) 61° (1975) 0.02" NA
Dec 5 11° 30° -16° (2005) 57° (1963) 0.02" NA
Dec 6 10° 30° -27° (1972) 51° (1963) 0.02" NA
Dec 7 10° 29° -19° (1972) 55° (1965) 0.01" NA
Dec 8 10° 29° -21° (1976) 55° (1990) 0.02" NA
Dec 9 29° -22° (1977) 61° (1990) 0.02" NA
Dec 10 28° -24° (1972) 61° (1979) 0.02" NA
Dec 11 28° -19° (1972) 54° (1998) 0.02" NA
Dec 12 28° -17° (2000) 51° (2004) 0.01" NA
Dec 13 27° -18° (1985) 49° (2006) 0.02" NA
Dec 14 27° -23° (1989) 57° (1997) 0.02" NA
Dec 15 27° -24° (2009) 57° (1998) 0.02" NA
Dec 16 27° -20° (1964) 55° (1991) 0.01" NA
Dec 17 26° -23° (1981) 57° (1982) 0.01" NA
Dec 18 26° -26° (1964) 59° (1979) 0.02" NA
Dec 19 26° -26° (1983) 57° (1979) 0.01" NA
Dec 20 26° -20° (1970) 49° (1979) 0.02" NA
Dec 21 25° -31° (1989) 55° (1979) 0.02" NA
Dec 22 25° -31° (1989) 51° (1986) 0.01" NA
Dec 23 25° -35° (1983) 46° (1979) 0.02" NA
Dec 24 25° -26° (1983) 47° (1986) 0.01" NA
Dec 25 25° -20° (1983) 46° (1991) 0.02" NA
Dec 26 25° -26° (1990) 48° (2006) 0.02" NA
Dec 27 25° -18° (1967) 56° (1980) 0.01" NA
Dec 28 25° -14° (1970) 53° (1980) 0.02" NA
Dec 29 25° -23° (1990) 52° (1965) 0.02" NA
Dec 30 25° -38° (1990) 51° (1980) 0.01" NA
Dec 31 25° -37° (1967) 48° (1980) 0.02" NA
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