Dillon, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 34° -36° (1937) 60° (1953) 0.37" NA
February 17° 41° -40° (1933) 65° (1996) 0.25" NA
March 23° 48° -26° (1896) 74° (1969) 0.66" NA
April 29° 57° -3° (1982) 84° (1946) 1.22" NA
May 37° 66° 15° (1967) 91° (1954) 2.25" NA
June 43° 75° 23° (2001) 94° (2002) 1.87" NA
July 47° 84° 30° (1955) 102° (2002) 1.19" NA
August 46° 82° 25° (1910) 100° (1940) 1.18" NA
September 39° 72° 9° (1926) 94° (1998) 1.07" NA
October 31° 60° -13° (1935) 86° (1992) 0.85" NA
November 21° 43° -31° (1955) 79° (1908) 0.39" NA
December 14° 34° -37° (1990) 65° (1939) 0.35" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 43° 78° 30° (2006) 92° (1945) 0.04" NA
Sep 2 42° 77° 27° (1974) 93° (1950) 0.04" NA
Sep 3 42° 77° 29° (1956) 93° (1950) 0.04" NA
Sep 4 42° 76° 28° (1965) 94° (1998) 0.04" NA
Sep 5 41° 76° 26° (1956) 92° (1955) 0.04" NA
Sep 6 41° 76° 28° (1948) 89° (1988) 0.04" NA
Sep 7 41° 75° 26° (1929) 91° (1955) 0.04" NA
Sep 8 41° 75° 24° (1976) 89° (1979) 0.04" NA
Sep 9 40° 74° 24° (1962) 87° (1981) 0.04" NA
Sep 10 40° 74° 28° (1964) 89° (1968) 0.04" NA
Sep 11 40° 74° 25° (1989) 90° (1953) 0.04" NA
Sep 12 40° 73° 21° (1989) 91° (1900) 0.04" NA
Sep 13 39° 73° 25° (1974) 91° (1948) 0.04" NA
Sep 14 39° 73° 24° (1947) 86° (1946) 0.04" NA
Sep 15 39° 72° 24° (1936) 88° (1979) 0.04" NA
Sep 16 39° 72° 20° (1936) 87° (1979) 0.04" NA
Sep 17 38° 72° 15° (1965) 87° (1981) 0.04" NA
Sep 18 38° 71° 15° (1965) 90° (1981) 0.03" NA
Sep 19 38° 71° 19° (1965) 90° (1956) 0.03" NA
Sep 20 38° 71° 12° (1983) 85° (1938) 0.03" NA
Sep 21 37° 70° 21° (1995) 86° (1939) 0.03" NA
Sep 22 37° 70° 23° (1941) 87° (1992) 0.03" NA
Sep 23 37° 69° 21° (1996) 89° (1987) 0.03" NA
Sep 24 37° 69° 9° (1926) 86° (1952) 0.03" NA
Sep 25 36° 69° 17° (1926) 88° (1952) 0.03" NA
Sep 26 36° 68° 14° (1972) 86° (1952) 0.03" NA
Sep 27 36° 68° 18° (1951) 85° (1963) 0.03" NA
Sep 28 36° 68° 17° (1945) 85° (1967) 0.03" NA
Sep 29 36° 68° 13° (1985) 87° (1967) 0.03" NA
Sep 30 35° 67° 18° (1985) 87° (1992) 0.03" NA
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