Greycliff, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 38° -36° (1917) 78° (1922) 0.65" NA
February 19° 41° -47° (1936) 72° (1950) 0.54" NA
March 25° 49° -30° (1932) 80° (1928) 0.93" NA
April 33° 57° -10° (1936) 89° (1962) 2.11" NA
May 41° 68° 10° (1954) 97° (1934) 2.75" NA
June 49° 76° 26° (1968) 106° (1919) 2.81" NA
July 54° 86° 30° (1930) 110° (1931) 1.53" NA
August 52° 85° 28° (1910) 107° (1929) 1.04" NA
September 43° 73° 12° (1926) 100° (1950) 1.19" NA
October 34° 60° -14° (1919) 88° (1992) 1.32" NA
November 26° 45° -29° (1959) 78° (1965) 0.7" NA
December 18° 36° -38° (1983) 80° (1897) 0.68" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 21° 38° -15° (1985) 63° (1998) 0.03" NA
Dec 2 20° 38° -24° (1919) 65° (1998) 0.02" NA
Dec 3 20° 38° -14° (1909) 61° (1939) 0.03" NA
Dec 4 20° 37° -17° (1972) 64° (1939) 0.02" NA
Dec 5 19° 37° -30° (1909) 70° (1939) 0.03" NA
Dec 6 19° 37° -24° (1972) 65° (1939) 0.03" NA
Dec 7 19° 37° -28° (1909) 63° (1939) 0.02" NA
Dec 8 19° 36° -28° (1972) 65° (1939) 0.03" NA
Dec 9 18° 36° -30° (1932) 65° (1957) 0.02" NA
Dec 10 18° 36° -15° (1919) 67° (1939) 0.03" NA
Dec 11 18° 36° -25° (1932) 62° (1934) 0.02" NA
Dec 12 18° 36° -23° (1922) 64° (1895) 0.02" NA
Dec 13 18° 36° -17° (1922) 62° (1896) 0.02" NA
Dec 14 17° 36° -20° (2008) 67° (1924) 0.03" NA
Dec 15 17° 36° -19° (1964) 64° (1980) 0.02" NA
Dec 16 17° 35° -23° (1964) 63° (1962) 0.02" NA
Dec 17 17° 35° -23° (1924) 63° (1980) 0.03" NA
Dec 18 17° 35° -31° (1924) 62° (1931) 0.02" NA
Dec 19 17° 35° -20° (1990) 58° (1941) 0.01" NA
Dec 20 17° 35° -22° (1990) 58° (1900) 0.02" NA
Dec 21 17° 36° -33° (1983) 60° (1896) 0.02" NA
Dec 22 17° 36° -32° (1990) 64° (1896) 0.01" NA
Dec 23 17° 36° -25° (1944) 58° (1933) 0.02" NA
Dec 24 16° 36° -38° (1983) 57° (1950) 0.01" NA
Dec 25 16° 36° -25° (1983) 59° (2005) 0.02" NA
Dec 26 16° 36° -29° (1996) 60° (1980) 0.02" NA
Dec 27 17° 36° -17° (1965) 63° (1980) 0.02" NA
Dec 28 17° 36° -16° (1990) 65° (1921) 0.02" NA
Dec 29 17° 36° -22° (1968) 59° (1956) 0.02" NA
Dec 30 17° 36° -28° (1968) 64° (1921) 0.03" NA
Dec 31 17° 36° -38° (1923) 59° (1917) 0.02" NA
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