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
Apr 1 29° 54° 1° (1936) 75° (1966) 0.03" NA
Apr 2 30° 54° 6° (1936) 77° (1990) 0.03" NA
Apr 3 30° 55° 15° (1936) 75° (1944) 0.03" NA
Apr 4 30° 55° 15° (1940) 76° (1960) 0.03" NA
Apr 5 30° 55° 15° (1983) 78° (1910) 0.03" NA
Apr 6 30° 55° 15° (1909) 76° (1930) 0.03" NA
Apr 7 30° 56° 13° (1973) 77° (1930) 0.03" NA
Apr 8 31° 56° 17° (1982) 81° (1977) 0.03" NA
Apr 9 31° 56° 18° (1933) 76° (1996) 0.03" NA
Apr 10 31° 56° 19° (1951) 79° (1985) 0.03" NA
Apr 11 31° 57° 16° (1997) 76° (1908) 0.03" NA
Apr 12 31° 57° 19° (1922) 81° (1988) 0.03" NA
Apr 13 32° 57° 15° (1983) 80° (1904) 0.03" NA
Apr 14 32° 57° 21° (1981) 82° (1936) 0.03" NA
Apr 15 32° 58° 19° (1973) 83° (1984) 0.03" NA
Apr 16 32° 58° 20° (1970) 84° (1936) 0.03" NA
Apr 17 32° 58° 18° (1968) 88° (1936) 0.04" NA
Apr 18 33° 59° 20° (1964) 90° (1936) 0.04" NA
Apr 19 33° 59° 13° (1966) 88° (1936) 0.04" NA
Apr 20 33° 59° 18° (1982) 82° (1980) 0.04" NA
Apr 21 33° 59° 18° (1951) 83° (1906) 0.04" NA
Apr 22 34° 60° 20° (1899) 81° (1998) 0.04" NA
Apr 23 34° 60° 20° (1931) 82° (1977) 0.04" NA
Apr 24 34° 60° 20° (1915) 89° (1910) 0.04" NA
Apr 25 34° 60° 23° (1907) 88° (1910) 0.04" NA
Apr 26 34° 61° 25° (1899) 86° (1910) 0.04" NA
Apr 27 35° 61° 20° (1899) 86° (1987) 0.04" NA
Apr 28 35° 61° 17° (1907) 87° (1939) 0.04" NA
Apr 29 35° 62° 20° (1903) 85° (1939) 0.04" NA
Apr 30 35° 62° 20° (1901) 81° (1981) 0.05" NA
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