Darby, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 36° -36° (1963) 61° (1994) 1.46" NA
February 22° 42° -28° (1989) 70° (1995) 1.08" NA
March 27° 51° -13° (1955) 78° (1978) 0.97" NA
April 33° 59° 8° (1977) 84° (1992) 1.16" NA
May 40° 67° 17° (1954) 95° (2003) 2.03" NA
June 46° 75° 25° (1952) 98° (2003) 1.99" NA
July 49° 84° 31° (1971) 105° (2002) 1.08" NA
August 48° 84° 6° (1948) 102° (2003) 1.23" NA
September 41° 73° 19° (1985) 98° (1967) 1.13" NA
October 33° 62° -5° (2002) 88° (1996) 1.07" NA
November 25° 45° -25° (1959) 74° (1988) 1.49" NA
December 19° 36° -34° (1983) 61° (1976) 1.51" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 21° 39° 3° (1985) 57° (1958) 0.05" NA
Dec 2 21° 39° 0° (1984) 58° (1959) 0.05" NA
Dec 3 21° 38° 1° (1984) 61° (1965) 0.05" NA
Dec 4 21° 38° -11° (1972) 59° (1975) 0.05" NA
Dec 5 20° 38° -21° (1972) 59° (1987) 0.05" NA
Dec 6 20° 38° -19° (1972) 59° (1987) 0.05" NA
Dec 7 20° 38° -8° (1972) 59° (1987) 0.05" NA
Dec 8 20° 37° -28° (1972) 54° (1979) 0.05" NA
Dec 9 20° 37° -23° (1972) 58° (1957) 0.05" NA
Dec 10 19° 37° -18° (1972) 60° (1975) 0.05" NA
Dec 11 19° 37° -15° (1961) 56° (1993) 0.05" NA
Dec 12 19° 37° -2° (1961) 56° (1993) 0.05" NA
Dec 13 19° 37° -4° (1972) 52° (1960) 0.05" NA
Dec 14 19° 36° -4° (1967) 56° (1969) 0.05" NA
Dec 15 19° 36° -7° (1967) 57° (1980) 0.05" NA
Dec 16 18° 36° -4° (1967) 61° (1976) 0.05" NA
Dec 17 18° 36° -9° (1948) 59° (1976) 0.05" NA
Dec 18 18° 36° -10° (1983) 53° (1966) 0.05" NA
Dec 19 18° 36° -12° (1990) 57° (1966) 0.05" NA
Dec 20 18° 36° -24° (1990) 59° (2004) 0.05" NA
Dec 21 18° 36° -28° (1983) 53° (1950) 0.05" NA
Dec 22 18° 35° -28° (1983) 54° (1950) 0.05" NA
Dec 23 18° 35° -25° (1983) 54° (1950) 0.04" NA
Dec 24 18° 35° -34° (1983) 57° (1950) 0.04" NA
Dec 25 18° 35° -17° (1948) 49° (1950) 0.04" NA
Dec 26 18° 35° -17° (1948) 57° (1972) 0.04" NA
Dec 27 18° 35° -11° (1948) 55° (1980) 0.05" NA
Dec 28 18° 35° -14° (1983) 54° (1949) 0.05" NA
Dec 29 18° 35° -27° (1990) 54° (1962) 0.05" NA
Dec 30 18° 35° -25° (1978) 52° (1962) 0.05" NA
Dec 31 18° 35° -27° (1978) 54° (1962) 0.05" NA
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