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
Mar 1 15° 41° -7° (1976) 60° (1968) 0.03" NA
Mar 2 16° 41° -28° (1976) 60° (1968) 0.03" NA
Mar 3 16° 41° -27° (1976) 62° (1994) 0.03" NA
Mar 4 16° 42° -23° (1989) 64° (1968) 0.03" NA
Mar 5 17° 42° -14° (1976) 65° (1968) 0.03" NA
Mar 6 17° 42° -3° (1971) 60° (1992) 0.03" NA
Mar 7 17° 43° -10° (1967) 59° (1992) 0.03" NA
Mar 8 17° 43° -16° (1969) 59° (1984) 0.03" NA
Mar 9 18° 43° -18° (1969) 62° (2004) 0.03" NA
Mar 10 18° 44° -18° (1969) 63° (1983) 0.03" NA
Mar 11 18° 44° -16° (1969) 62° (1981) 0.03" NA
Mar 12 19° 44° -5° (1969) 66° (1992) 0.03" NA
Mar 13 19° 44° -3° (1969) 68° (1992) 0.03" NA
Mar 14 19° 45° 0° (1969) 70° (1992) 0.03" NA
Mar 15 19° 45° -3° (1997) 62° (1994) 0.02" NA
Mar 16 20° 45° -1° (1997) 72° (1994) 0.02" NA
Mar 17 20° 46° -18° (1965) 64° (1972) 0.02" NA
Mar 18 20° 46° -20° (1965) 65° (2007) 0.02" NA
Mar 19 20° 47° 3° (1965) 68° (2004) 0.02" NA
Mar 20 20° 47° -9° (1965) 64° (1986) 0.02" NA
Mar 21 21° 47° 2° (2002) 64° (1978) 0.02" NA
Mar 22 21° 48° -9° (1966) 67° (1968) 0.02" NA
Mar 23 21° 48° -10° (1965) 66° (2004) 0.02" NA
Mar 24 21° 48° -30° (1965) 69° (2007) 0.02" NA
Mar 25 21° 49° -8° (1965) 68° (1999) 0.02" NA
Mar 26 22° 49° 1° (1996) 67° (1978) 0.02" NA
Mar 27 22° 49° 3° (1987) 67° (1978) 0.02" NA
Mar 28 22° 50° 1° (1987) 68° (1986) 0.02" NA
Mar 29 22° 50° 6° (1987) 73° (1978) 0.03" NA
Mar 30 22° 50° 12° (1965) 69° (2004) 0.03" NA
Mar 31 22° 51° 13° (1968) 76° (2004) 0.03" NA
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