Foster, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° -33° (1966) 64° (1964) 0.33" 5.2"
February 11° 31° -38° (1994) 70° (1992) 0.41" 5.6"
March 21° 42° -22° (1948) 81° (1963) 1.04" 7.7"
April 33° 57° -1° (1975) 96° (1992) 1.64" 3.6"
May 46° 70° 18° (2005) 101° (1992) 2.63" 0.3"
June 55° 79° 33° (1950) 105° (1988) 2.94" 0"
July 61° 85° 39° (1959) 117° (2006) 2.27" 0"
August 59° 85° 39° (1958) 106° (1988) 1.87" 0"
September 49° 74° 22° (1965) 104° (1948) 1.34" 0"
October 36° 60° 1° (1991) 95° (1953) 1.54" 0.6"
November 22° 41° -20° (1985) 76° (1975) 0.55" 5.4"
December 28° -33° (1983) 69° (1965) 0.38" 5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 27° -32° (1996) 57° (1991) 0.01" NA
Feb 2 27° -30° (1996) 59° (1991) 0.01" NA
Feb 3 27° -32° (1996) 57° (1962) 0.01" NA
Feb 4 28° -27° (1982) 62° (2005) 0.01" NA
Feb 5 28° -28° (1982) 57° (1991) 0.01" NA
Feb 6 28° -20° (1982) 56° (1987) 0.01" NA
Feb 7 29° -24° (1971) 62° (1991) 0.01" NA
Feb 8 29° -26° (1994) 66° (1954) 0.01" NA
Feb 9 29° -38° (1994) 55° (1954) 0.01" NA
Feb 10 30° -24° (1988) 65° (1951) 0.01" NA
Feb 11 30° -32° (1988) 57° (2005) 0.01" NA
Feb 12 10° 30° -21° (1955) 56° (2005) 0.01" NA
Feb 13 10° 31° -15° (1951) 61° (1983) 0.01" NA
Feb 14 10° 31° -18° (1958) 66° (1954) 0.01" NA
Feb 15 11° 31° -27° (2007) 57° (1981) 0.01" NA
Feb 16 11° 32° -31° (1958) 62° (1981) 0.02" NA
Feb 17 12° 32° -24° (1956) 63° (1954) 0.02" NA
Feb 18 12° 32° -23° (1966) 65° (1954) 0.02" NA
Feb 19 12° 33° -28° (1959) 60° (1981) 0.02" NA
Feb 20 13° 33° -16° (1956) 59° (1954) 0.02" NA
Feb 21 13° 33° -15° (1957) 66° (1982) 0.02" NA
Feb 22 13° 34° -20° (1957) 59° (1958) 0.02" NA
Feb 23 14° 34° -18° (1993) 62° (1976) 0.02" NA
Feb 24 14° 34° -22° (1955) 58° (1976) 0.02" NA
Feb 25 14° 34° -15° (1962) 70° (1958) 0.02" NA
Feb 26 14° 35° -13° (1962) 58° (1983) 0.02" NA
Feb 27 15° 35° -18° (1962) 65° (1988) 0.02" NA
Feb 28 15° 35° -26° (1962) 56° (1985) 0.02" NA
Feb 29 15° 35° -10° (1960) 70° (1992) 0.02" NA
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