Frenchtown, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 31° -33° (1957) 60° (1939) 1.06" 11.3"
February 21° 38° -28° (1933) 66° (1995) 0.77" 7"
March 27° 48° -13° (1955) 78° (2004) 0.96" 5.4"
April 32° 58° 2° (1936) 90° (1910) 1.09" 1.4"
May 39° 66° 21° (1999) 95° (1986) 1.95" 0.4"
June 46° 74° 26° (1906) 100° (1937) 1.73" 0"
July 50° 84° 25° (1943) 107° (2007) 1.09" 0"
August 49° 83° 25° (1901) 105° (1961) 1.15" 0"
September 41° 72° 15° (1926) 99° (1967) 1.08" 0"
October 31° 57° -4° (1917) 85° (1980) 0.83" 0.9"
November 24° 40° -23° (1955) 73° (1999) 0.96" 6.2"
December 16° 30° -30° (1983) 60° (1956) 1.15" 11.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 20° 33° -7° (1985) 55° (1972) 0.03" NA
Dec 2 19° 33° -4° (1931) 58° (1941) 0.03" NA
Dec 3 19° 33° -12° (1919) 60° (1956) 0.03" NA
Dec 4 19° 32° -15° (1972) 58° (1918) 0.03" NA
Dec 5 18° 32° -18° (1972) 50° (1896) 0.03" NA
Dec 6 18° 32° -9° (1972) 54° (1939) 0.03" NA
Dec 7 18° 32° -16° (2005) 47° (1925) 0.03" NA
Dec 8 18° 31° -19° (1972) 60° (1938) 0.03" NA
Dec 9 17° 31° -22° (1972) 54° (1979) 0.03" NA
Dec 10 17° 31° -19° (1932) 59° (1896) 0.04" NA
Dec 11 17° 31° -15° (1985) 57° (1896) 0.04" NA
Dec 12 17° 31° -16° (1932) 55° (1924) 0.04" NA
Dec 13 17° 30° -25° (1919) 56° (1924) 0.04" NA
Dec 14 16° 30° -23° (1919) 60° (1924) 0.04" NA
Dec 15 16° 30° -12° (1972) 56° (1924) 0.04" NA
Dec 16 16° 30° -26° (1964) 57° (1941) 0.04" NA
Dec 17 16° 30° -30° (1964) 50° (1904) 0.04" NA
Dec 18 16° 30° -18° (1964) 50° (1917) 0.04" NA
Dec 19 16° 29° -19° (1924) 56° (1936) 0.04" NA
Dec 20 16° 29° -20° (1998) 49° (1933) 0.04" NA
Dec 21 15° 29° -25° (1990) 56° (1933) 0.04" NA
Dec 22 15° 29° -28° (1990) 54° (1936) 0.04" NA
Dec 23 15° 29° -30° (1983) 54° (1936) 0.04" NA
Dec 24 15° 29° -19° (1944) 49° (1938) 0.04" NA
Dec 25 15° 29° -18° (1948) 52° (1908) 0.04" NA
Dec 26 15° 29° -21° (1948) 55° (1980) 0.04" NA
Dec 27 15° 29° -19° (1948) 56° (1980) 0.04" NA
Dec 28 15° 29° -14° (1916) 54° (1965) 0.04" NA
Dec 29 15° 29° -28° (1990) 55° (1897) 0.04" NA
Dec 30 15° 29° -27° (1968) 60° (1917) 0.04" NA
Dec 31 15° 29° -25° (1927) 52° (1938) 0.04" NA
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