Eureka, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 19° 32° -35° (1963) 58° (1968) 0.98" 8"
February 21° 39° -30° (1996) 66° (1995) 0.69" 5.1"
March 27° 49° -14° (1989) 78° (2004) 0.88" 3.5"
April 33° 60° 8° (1975) 89° (1987) 0.95" 0.9"
May 41° 69° 22° (1973) 94° (2001) 1.91" 0.2"
June 47° 77° 27° (1973) 97° (2003) 2.45" 0"
July 51° 86° 30° (1962) 105° (2006) 1.49" 0"
August 50° 85° 30° (1973) 105° (1994) 1.11" 0"
September 42° 74° 18° (2000) 98° (1967) 1.26" 0"
October 34° 57° 0° (2002) 86° (1991) 1" 0.3"
November 27° 41° -23° (1985) 68° (1999) 1.33" 5.7"
December 18° 30° -50° (1968) 55° (1980) 1.06" 10.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 46° 80° 32° (1972) 98° (1967) 0.05" 0"
Sep 2 46° 80° 30° (1974) 96° (1967) 0.04" 0"
Sep 3 46° 79° 20° (1962) 97° (1998) 0.04" 0"
Sep 4 45° 79° 27° (1962) 97° (1998) 0.05" 0"
Sep 5 45° 78° 32° (1962) 97° (1988) 0.05" 0"
Sep 6 45° 78° 28° (1965) 96° (1988) 0.04" 0"
Sep 7 44° 78° 28° (1960) 96° (1998) 0.05" 0"
Sep 8 44° 77° 23° (1962) 94° (1963) 0.04" 0"
Sep 9 44° 77° 27° (1962) 93° (1963) 0.05" 0"
Sep 10 44° 76° 30° (1977) 92° (1981) 0.04" 0"
Sep 11 43° 76° 24° (1964) 92° (1990) 0.04" 0"
Sep 12 43° 76° 23° (1970) 92° (1969) 0.05" 0"
Sep 13 43° 75° 21° (1970) 92° (1969) 0.04" 0"
Sep 14 42° 75° 22° (1970) 88° (1988) 0.04" 0"
Sep 15 42° 74° 22° (1973) 93° (1998) 0.05" 0"
Sep 16 42° 74° 22° (1973) 91° (2009) 0.04" 0"
Sep 17 42° 73° 25° (1971) 91° (2009) 0.04" 0"
Sep 18 41° 73° 25° (1971) 90° (1994) 0.05" 0"
Sep 19 41° 72° 26° (1983) 92° (1981) 0.04" 0"
Sep 20 41° 72° 23° (1971) 91° (1967) 0.04" 0"
Sep 21 40° 71° 23° (1960) 91° (1967) 0.04" 0"
Sep 22 40° 71° 24° (2000) 91° (1967) 0.04" 0"
Sep 23 40° 70° 18° (2000) 91° (1967) 0.04" 0"
Sep 24 39° 70° 20° (1984) 90° (1994) 0.04" 0"
Sep 25 39° 69° 24° (1981) 89° (2001) 0.04" 0"
Sep 26 39° 69° 25° (1960) 88° (1967) 0.04" 0"
Sep 27 38° 68° 23° (1961) 85° (1967) 0.04" 0"
Sep 28 38° 68° 18° (1985) 90° (1967) 0.03" 0"
Sep 29 38° 67° 19° (1985) 89° (1967) 0.04" 0"
Sep 30 38° 67° 20° (1985) 83° (1963) 0.03" 0"
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