Fort Benton, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 10° 35° -49° (1969) 71° (1992) 0.55" 11.9"
February 15° 42° -37° (1994) 77° (1992) 0.39" 9"
March 23° 51° -35° (1951) 83° (2004) 0.85" 9.4"
April 32° 63° -8° (1975) 93° (1980) 1.21" 5.5"
May 41° 72° 16° (1954) 97° (1988) 2.3" 0.6"
June 49° 79° 30° (1979) 104° (1988) 2.45" 0"
July 53° 87° 35° (1973) 106° (1960) 1.33" 0"
August 52° 86° 29° (1992) 109° (1961) 1.52" 0"
September 42° 75° 17° (1985) 100° (2001) 1.23" 0.3"
October 32° 64° -15° (1991) 94° (1992) 0.8" 1.8"
November 21° 47° -29° (1985) 79° (1999) 0.54" 8.5"
December 13° 37° -45° (1983) 67° (1987) 0.52" 12.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 16° 40° -26° (1985) 66° (1969) 0.02" NA
Dec 2 16° 40° -32° (1985) 65° (1959) 0.02" NA
Dec 3 16° 40° -16° (1970) 66° (1987) 0.01" NA
Dec 4 16° 40° -21° (1972) 65° (1988) 0.01" NA
Dec 5 15° 39° -26° (1950) 63° (2007) 0.01" NA
Dec 6 15° 39° -28° (1972) 67° (1987) 0.01" NA
Dec 7 15° 39° -28° (1956) 60° (1973) 0.01" NA
Dec 8 15° 39° -35° (1972) 62° (1990) 0.01" NA
Dec 9 15° 38° -35° (1977) 67° (1957) 0.01" NA
Dec 10 14° 38° -20° (1977) 62° (1993) 0.01" NA
Dec 11 14° 38° -22° (1961) 62° (1993) 0.01" NA
Dec 12 14° 38° -22° (1961) 61° (2004) 0.01" NA
Dec 13 14° 38° -28° (1963) 64° (1998) 0.02" NA
Dec 14 13° 38° -23° (1948) 64° (2002) 0.02" NA
Dec 15 13° 37° -23° (1964) 67° (1962) 0.02" NA
Dec 16 13° 37° -30° (1979) 65° (1980) 0.02" NA
Dec 17 13° 37° -29° (1964) 64° (1976) 0.02" NA
Dec 18 13° 37° -30° (1983) 60° (1988) 0.02" NA
Dec 19 12° 37° -24° (1983) 62° (1994) 0.02" NA
Dec 20 12° 36° -28° (1949) 63° (2004) 0.02" NA
Dec 21 12° 36° -35° (1990) 63° (1954) 0.02" NA
Dec 22 12° 36° -40° (1990) 62° (1954) 0.02" NA
Dec 23 12° 36° -20° (1983) 63° (1994) 0.02" NA
Dec 24 12° 36° -45° (1983) 59° (1950) 0.02" NA
Dec 25 11° 36° -40° (1983) 60° (1999) 0.02" NA
Dec 26 11° 36° -26° (1996) 64° (1980) 0.02" NA
Dec 27 11° 35° -20° (1965) 67° (1980) 0.02" NA
Dec 28 11° 35° -28° (1968) 65° (1999) 0.02" NA
Dec 29 11° 35° -40° (1968) 67° (1956) 0.02" NA
Dec 30 11° 35° -30° (1968) 60° (1956) 0.02" NA
Dec 31 11° 35° -28° (1992) 63° (1963) 0.02" NA
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