Saint Charles, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° -32° (1966) 72° (1981) 0.33" 5.1"
February 13° 35° -29° (1994) 76° (2000) 0.62" 6.6"
March 22° 45° -23° (1960) 87° (1978) 1.82" 9"
April 34° 57° 2° (1975) 95° (1980) 2.97" 3.6"
May 46° 69° 18° (1967) 102° (1967) 4.41" 0"
June 56° 79° 35° (1969) 105° (1961) 3.73" 0"
July 62° 85° 40° (1971) 109° (1966) 3.55" 0"
August 59° 83° 33° (1964) 108° (2002) 2.89" 0"
September 49° 75° 19° (1965) 103° (1979) 2.96" 0.1"
October 37° 62° 10° (1997) 95° (1963) 1.91" 1.6"
November 23° 43° -22° (1959) 83° (1965) 0.98" 5.8"
December 12° 32° -28° (1989) 73° (1998) 0.43" 7.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 17° 36° -8° (1985) 63° (1969) 0.02" NA
Dec 2 16° 36° -15° (1980) 71° (1998) 0.02" NA
Dec 3 16° 35° -12° (1985) 73° (1998) 0.02" NA
Dec 4 16° 35° -5° (1978) 62° (1970) 0.02" NA
Dec 5 15° 35° -4° (1972) 62° (1963) 0.02" NA
Dec 6 15° 35° -16° (1972) 62° (1988) 0.02" NA
Dec 7 15° 34° -14° (1977) 59° (1965) 0.02" NA
Dec 8 14° 34° -12° (1976) 64° (1984) 0.02" NA
Dec 9 14° 34° -18° (1977) 65° (1957) 0.02" NA
Dec 10 14° 33° -15° (1977) 62° (1979) 0.02" NA
Dec 11 13° 33° -11° (1962) 68° (1968) 0.02" NA
Dec 12 13° 33° -19° (1962) 55° (1980) 0.02" NA
Dec 13 13° 33° -15° (1961) 56° (1998) 0.01" NA
Dec 14 12° 32° -15° (1958) 57° (1977) 0.01" NA
Dec 15 12° 32° -20° (1989) 65° (1998) 0.01" NA
Dec 16 12° 32° -20° (1989) 64° (1962) 0.01" NA
Dec 17 11° 32° -19° (1964) 62° (1976) 0.01" NA
Dec 18 11° 31° -20° (1963) 65° (1976) 0.01" NA
Dec 19 11° 31° -15° (1989) 60° (1979) 0.01" NA
Dec 20 11° 31° -12° (1989) 60° (1979) 0.01" NA
Dec 21 10° 31° -27° (1989) 57° (1982) 0.01" NA
Dec 22 10° 31° -25° (1989) 61° (1972) 0.01" NA
Dec 23 10° 31° -28° (1989) 58° (1971) 0.01" NA
Dec 24 10° 30° -18° (1990) 56° (1986) 0.01" NA
Dec 25 30° -17° (1980) 57° (1963) 0.01" NA
Dec 26 30° -20° (1996) 56° (1999) 0.01" NA
Dec 27 30° -22° (1996) 58° (1958) 0.01" NA
Dec 28 30° -4° (1970) 58° (1974) 0.01" NA
Dec 29 30° -17° (1990) 61° (2002) 0.01" NA
Dec 30 29° -24° (1990) 63° (1999) 0.01" NA
Dec 31 29° -24° (1990) 53° (1999) 0.01" NA
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