Basin, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 12° 35° -38° (1957) 58° (2005) 0.31" NA
February 15° 39° -39° (1989) 65° (1995) 0.27" NA
March 21° 47° -28° (1955) 72° (1986) 0.47" NA
April 27° 55° -6° (1997) 83° (1987) 0.75" NA
May 35° 64° 9° (1967) 89° (1986) 1.99" NA
June 43° 73° 22° (1954) 96° (1988) 2.16" NA
July 48° 82° 30° (1949) 101° (2002) 1.65" NA
August 46° 82° 19° (1992) 100° (1961) 1.33" NA
September 37° 71° 8° (1965) 94° (1950) 0.99" NA
October 28° 58° -14° (1991) 87° (1992) 0.64" NA
November 19° 42° -34° (1959) 71° (1999) 0.49" NA
December 10° 33° -42° (1990) 62° (1980) 0.33" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 49° 85° 39° (1950) 96° (2000) 0.04" NA
Aug 2 49° 85° 39° (1963) 97° (1952) 0.04" NA
Aug 3 49° 84° 40° (1978) 97° (1961) 0.04" NA
Aug 4 49° 84° 36° (1996) 99° (1961) 0.04" NA
Aug 5 48° 84° 36° (1996) 100° (1961) 0.04" NA
Aug 6 48° 84° 36° (1962) 97° (1983) 0.04" NA
Aug 7 48° 84° 39° (1969) 97° (1983) 0.04" NA
Aug 8 48° 84° 36° (1988) 97° (1983) 0.05" NA
Aug 9 48° 84° 32° (1995) 94° (2000) 0.05" NA
Aug 10 48° 84° 36° (1970) 97° (1991) 0.04" NA
Aug 11 48° 83° 35° (1953) 99° (1971) 0.04" NA
Aug 12 47° 83° 30° (1987) 93° (1981) 0.05" NA
Aug 13 47° 83° 37° (1987) 94° (1970) 0.04" NA
Aug 14 47° 83° 33° (2005) 94° (2003) 0.05" NA
Aug 15 47° 83° 33° (2005) 95° (2003) 0.04" NA
Aug 16 47° 82° 36° (1987) 95° (2003) 0.05" NA
Aug 17 46° 82° 29° (2002) 94° (1951) 0.04" NA
Aug 18 46° 82° 31° (1995) 92° (1986) 0.05" NA
Aug 19 46° 82° 30° (1995) 93° (1961) 0.04" NA
Aug 20 46° 81° 35° (1956) 93° (1953) 0.05" NA
Aug 21 45° 81° 35° (1966) 92° (1969) 0.04" NA
Aug 22 45° 81° 30° (1992) 94° (1969) 0.05" NA
Aug 23 45° 80° 28° (1992) 94° (1969) 0.04" NA
Aug 24 45° 80° 25° (1992) 96° (1969) 0.04" NA
Aug 25 44° 80° 19° (1992) 97° (1969) 0.04" NA
Aug 26 44° 79° 27° (1992) 93° (2010) 0.04" NA
Aug 27 44° 79° 30° (1960) 93° (1971) 0.04" NA
Aug 28 43° 79° 24° (1960) 92° (1971) 0.04" NA
Aug 29 43° 78° 27° (1992) 91° (2005) 0.05" NA
Aug 30 43° 78° 26° (1965) 92° (1954) 0.04" NA
Aug 31 43° 77° 29° (2005) 94° (1955) 0.04" NA
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