Swan Valley, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 30° -43° (1962) 55° (2005) 2.44" NA
February 14° 37° -45° (1989) 61° (1968) 1.65" NA
March 21° 44° -29° (1965) 73° (2004) 1.3" NA
April 28° 54° 3° (1975) 86° (1987) 1.06" NA
May 36° 63° 13° (1954) 93° (1986) 1.98" NA
June 42° 72° 23° (2001) 94° (2007) 2.17" NA
July 45° 81° 28° (1973) 102° (2007) 1.21" NA
August 44° 81° 27° (1980) 101° (1961) 1.39" NA
September 37° 70° 15° (2000) 94° (2000) 1.32" NA
October 29° 57° -10° (1971) 84° (1992) 1.36" NA
November 22° 38° -31° (1959) 65° (1981) 2.24" NA
December 12° 29° -44° (1990) 57° (1957) 2.54" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 26° 47° -1° (2002) 65° (1981) 0.06" NA
Nov 2 26° 46° -7° (1991) 65° (1978) 0.06" NA
Nov 3 25° 45° -1° (1991) 63° (1981) 0.06" NA
Nov 4 25° 45° 0° (1973) 64° (1949) 0.06" NA
Nov 5 25° 44° -4° (2003) 64° (1954) 0.07" NA
Nov 6 25° 43° -2° (2003) 61° (1949) 0.07" NA
Nov 7 24° 42° 4° (2003) 65° (1949) 0.07" NA
Nov 8 24° 42° 3° (2003) 63° (2004) 0.07" NA
Nov 9 24° 41° -1° (1950) 63° (2004) 0.07" NA
Nov 10 23° 41° -12° (1986) 64° (1956) 0.07" NA
Nov 11 23° 40° -6° (1978) 64° (1990) 0.07" NA
Nov 12 23° 39° -10° (1986) 62° (1956) 0.07" NA
Nov 13 23° 39° -23° (1959) 62° (1999) 0.08" NA
Nov 14 22° 38° -8° (1955) 59° (1969) 0.08" NA
Nov 15 22° 38° -20° (1955) 58° (1999) 0.08" NA
Nov 16 22° 37° -31° (1959) 55° (1949) 0.08" NA
Nov 17 21° 37° -15° (1955) 56° (1976) 0.08" NA
Nov 18 21° 36° -2° (1985) 63° (1949) 0.08" NA
Nov 19 21° 36° 0° (1950) 55° (1989) 0.08" NA
Nov 20 20° 35° -18° (1977) 56° (2002) 0.08" NA
Nov 21 20° 35° -14° (1977) 54° (1954) 0.08" NA
Nov 22 20° 35° -8° (1985) 63° (1954) 0.08" NA
Nov 23 19° 34° -20° (1985) 59° (1954) 0.08" NA
Nov 24 19° 34° -12° (1985) 57° (1957) 0.08" NA
Nov 25 18° 34° -12° (1993) 51° (1949) 0.08" NA
Nov 26 18° 33° -10° (1993) 55° (1963) 0.08" NA
Nov 27 18° 33° -4° (1958) 50° (1949) 0.08" NA
Nov 28 17° 33° -12° (1985) 47° (1980) 0.08" NA
Nov 29 17° 32° -3° (1975) 50° (1953) 0.08" NA
Nov 30 17° 32° -16° (1985) 47° (1958) 0.08" NA
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