Potomac, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° -44° (2004) 60° (2005) 1.48" NA
February 11° 37° -42° (1981) 64° (1995) 1.09" NA
March 19° 46° -30° (1965) 76° (2004) 0.79" NA
April 25° 56° -4° (2002) 86° (1987) 1.01" NA
May 32° 65° 13° (1999) 97° (1986) 1.78" NA
June 39° 73° 23° (1965) 97° (1977) 1.82" NA
July 42° 82° 24° (1971) 103° (2002) 0.97" NA
August 39° 82° 22° (1965) 102° (1969) 1.05" NA
September 32° 71° 10° (2000) 97° (1998) 1.02" NA
October 23° 58° -15° (2002) 88° (1992) 1.02" NA
November 17° 38° -21° (1993) 72° (1999) 1.45" NA
December 29° -50° (1983) 62° (1975) 1.66" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 22° 51° 13° (1999) 71° (1994) 0.03" NA
Apr 2 22° 52° -4° (2002) 74° (1990) 0.03" NA
Apr 3 23° 52° -1° (2002) 74° (1987) 0.03" NA
Apr 4 23° 52° 14° (1983) 70° (1987) 0.03" NA
Apr 5 23° 53° 13° (1983) 72° (1987) 0.03" NA
Apr 6 23° 53° 13° (1983) 73° (1971) 0.03" NA
Apr 7 23° 53° 10° (1973) 76° (1977) 0.03" NA
Apr 8 23° 54° 5° (1982) 77° (1977) 0.03" NA
Apr 9 23° 54° 13° (1989) 80° (1996) 0.03" NA
Apr 10 24° 54° 10° (1997) 77° (1985) 0.03" NA
Apr 11 24° 55° 10° (1997) 75° (1976) 0.03" NA
Apr 12 24° 55° 8° (1999) 78° (1988) 0.03" NA
Apr 13 24° 56° 12° (1983) 72° (1985) 0.03" NA
Apr 14 24° 56° 11° (1983) 78° (1988) 0.03" NA
Apr 15 24° 56° 10° (1973) 82° (1988) 0.03" NA
Apr 16 25° 57° 11° (1999) 83° (1984) 0.03" NA
Apr 17 25° 57° 11° (1977) 79° (1988) 0.03" NA
Apr 18 25° 57° 7° (1966) 79° (1988) 0.03" NA
Apr 19 25° 58° 6° (1966) 76° (1980) 0.03" NA
Apr 20 26° 58° 13° (1982) 81° (1980) 0.04" NA
Apr 21 26° 58° 17° (1985) 78° (1994) 0.04" NA
Apr 22 26° 59° 9° (1968) 76° (1987) 0.04" NA
Apr 23 26° 59° 13° (1968) 83° (1977) 0.04" NA
Apr 24 26° 59° 12° (2002) 84° (1977) 0.04" NA
Apr 25 27° 59° 17° (1985) 84° (1977) 0.04" NA
Apr 26 27° 60° 18° (1995) 80° (1977) 0.04" NA
Apr 27 27° 60° 21° (1977) 85° (1987) 0.04" NA
Apr 28 28° 60° 16° (2005) 86° (1987) 0.04" NA
Apr 29 28° 61° 13° (2005) 80° (1987) 0.04" NA
Apr 30 28° 61° 17° (1984) 80° (1968) 0.04" NA
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