Lower Brule, South Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -36° (1982) 65° (1987) 0.44" 4.3"
February 32° -40° (1994) 72° (2000) 0.56" 8.1"
March 19° 43° -25° (1960) 85° (1988) 1.23" 8.4"
April 31° 58° -1° (1975) 99° (1980) 1.83" 4.2"
May 43° 69° 13° (1967) 103° (1969) 3.04" 0.4"
June 54° 79° 29° (1964) 110° (1988) 3.42" 0"
July 59° 86° 32° (1964) 111° (2006) 2.91" 0"
August 57° 85° 31° (1986) 112° (1965) 2.16" 0"
September 46° 75° 17° (1974) 107° (1983) 2.13" 0.1"
October 33° 60° 2° (1991) 95° (1997) 1.72" 0.9"
November 19° 43° -22° (1959) 82° (1999) 0.7" 4.9"
December 29° -32° (1990) 70° (1998) 0.48" 6.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 11° 33° -16° (1960) 70° (1998) 0.02" 0.3"
Dec 2 11° 33° -18° (1985) 70° (1998) 0.02" 0.2"
Dec 3 10° 32° -13° (1985) 56° (1998) 0.02" 0.2"
Dec 4 10° 32° -10° (1984) 66° (1975) 0.02" 0.2"
Dec 5 10° 32° -13° (1972) 59° (1988) 0.02" 0.2"
Dec 6 31° -22° (1972) 55° (1963) 0.02" 0.3"
Dec 7 31° -14° (1972) 54° (1965) 0.02" 0.2"
Dec 8 30° -17° (1976) 55° (1990) 0.02" 0.2"
Dec 9 30° -21° (1977) 61° (1990) 0.01" 0.2"
Dec 10 30° -16° (1966) 58° (2006) 0.02" 0.3"
Dec 11 29° -19° (1962) 55° (1967) 0.02" 0.2"
Dec 12 29° -21° (1962) 52° (2004) 0.02" 0.3"
Dec 13 29° -20° (1985) 50° (1988) 0.02" 0.2"
Dec 14 29° -22° (1961) 63° (1998) 0.01" 0.2"
Dec 15 28° -22° (1963) 56° (1959) 0.01" 0.2"
Dec 16 28° -20° (1964) 63° (1962) 0.02" 0.2"
Dec 17 28° -20° (1964) 56° (1982) 0.01" 0.1"
Dec 18 28° -25° (1963) 60° (1979) 0.01" 0.2"
Dec 19 27° -21° (1989) 55° (1979) 0.01" 0.2"
Dec 20 27° -21° (1989) 56° (1979) 0.02" 0.2"
Dec 21 27° -32° (1983) 54° (1979) 0.01" 0.1"
Dec 22 27° -29° (1989) 58° (1982) 0.01" 0.2"
Dec 23 27° -32° (1983) 48° (1979) 0.02" 0.2"
Dec 24 27° -27° (1983) 48° (1986) 0.01" 0.2"
Dec 25 27° -23° (2000) 46° (1999) 0.01" 0.1"
Dec 26 27° -23° (1996) 53° (1999) 0.01" 0.2"
Dec 27 27° -13° (1967) 50° (1986) 0.02" 0.2"
Dec 28 27° -14° (1996) 49° (1974) 0.01" 0.1"
Dec 29 27° -23° (1990) 55° (1999) 0.02" 0.2"
Dec 30 27° -32° (1990) 57° (1999) 0.01" 0.2"
Dec 31 27° -27° (1967) 57° (2004) 0.01" 0.1"
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