Grantsdale, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 17° 34° -36° (1937) 63° (1989) 1.11" NA
February 20° 41° -39° (1899) 71° (1995) 0.86" NA
March 26° 50° -14° (1955) 82° (1941) 0.91" NA
April 32° 58° 1° (1936) 90° (1936) 1.05" NA
May 39° 66° 0° (1901) 102° (1936) 1.75" NA
June 45° 74° 24° (1924) 100° (1933) 1.62" NA
July 49° 83° 31° (1971) 105° (1895) 1" NA
August 48° 82° 19° (1895) 103° (1969) 1.14" NA
September 40° 71° 10° (1895) 98° (1998) 1.07" NA
October 31° 59° -1° (1935) 90° (1901) 0.78" NA
November 23° 42° -24° (1955) 76° (1999) 1.11" NA
December 17° 34° -31° (1972) 66° (1957) 1.14" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 18° 37° -25° (1996) 71° (1934) 0.04" NA
Feb 2 18° 37° -26° (1996) 67° (1934) 0.04" NA
Feb 3 18° 38° -30° (1989) 61° (1962) 0.03" NA
Feb 4 18° 38° -39° (1899) 60° (1934) 0.03" NA
Feb 5 19° 38° -32° (1899) 63° (1963) 0.03" NA
Feb 6 19° 38° -31° (1899) 67° (1940) 0.03" NA
Feb 7 19° 39° -25° (1929) 56° (1940) 0.03" NA
Feb 8 19° 39° -36° (1936) 57° (1915) 0.03" NA
Feb 9 19° 39° -33° (1936) 58° (1918) 0.03" NA
Feb 10 19° 39° -25° (1899) 61° (1918) 0.03" NA
Feb 11 19° 40° -27° (1905) 61° (1921) 0.03" NA
Feb 12 20° 40° -28° (1905) 63° (1971) 0.03" NA
Feb 13 20° 40° -20° (1933) 58° (1971) 0.03" NA
Feb 14 20° 41° -20° (1936) 61° (1921) 0.03" NA
Feb 15 20° 41° -31° (1936) 60° (1906) 0.03" NA
Feb 16 20° 41° -26° (1900) 60° (1977) 0.03" NA
Feb 17 21° 41° -24° (1936) 63° (1930) 0.03" NA
Feb 18 21° 42° -17° (1936) 66° (1930) 0.03" NA
Feb 19 21° 42° -2° (1952) 61° (1965) 0.03" NA
Feb 20 21° 42° -8° (1957) 69° (1995) 0.03" NA
Feb 21 21° 43° -12° (1918) 61° (1988) 0.03" NA
Feb 22 22° 43° -26° (1910) 67° (1958) 0.03" NA
Feb 23 22° 43° -10° (1928) 62° (1995) 0.03" NA
Feb 24 22° 44° -12° (1928) 71° (1995) 0.03" NA
Feb 25 22° 44° -7° (1928) 66° (1986) 0.03" NA
Feb 26 22° 44° -12° (1993) 69° (1950) 0.03" NA
Feb 27 23° 44° -11° (1993) 70° (1932) 0.03" NA
Feb 28 23° 45° -9° (1960) 64° (1908) 0.03" NA
Feb 29 23° 45° -9° (1960) 62° (1992) 0.03" NA
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