Iron Mountain, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 12° 34° -23° (2002) 62° (1997) 0.64" 10.2"
February 15° 38° -28° (2006) 64° (1981) 0.59" 9.8"
March 21° 46° -16° (2006) 73° (1989) 0.96" 15.2"
April 30° 55° -2° (1975) 81° (1981) 1.94" 9.7"
May 38° 65° 10° (1967) 90° (1969) 2.68" 4.1"
June 47° 77° 28° (2002) 98° (1994) 1.95" 0.1"
July 53° 84° 34° (1968) 99° (1995) 1.64" 0"
August 52° 82° 32° (1966) 98° (1979) 1.48" 0"
September 41° 73° 9° (1985) 93° (1978) 1.24" 2.2"
October 31° 61° -8° (2002) 85° (1997) 1.16" 7.1"
November 20° 43° -17° (1993) 75° (1999) 0.96" 10.5"
December 14° 35° -30° (1983) 68° (1999) 0.62" 11.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 12° 34° -20° (1974) 54° (1997) 0.02" NA
Jan 2 12° 34° -23° (2002) 62° (1997) 0.02" NA
Jan 3 12° 34° -17° (1974) 58° (1997) 0.02" NA
Jan 4 12° 34° -14° (1972) 53° (1981) 0.02" NA
Jan 5 12° 34° -12° (2004) 54° (1981) 0.02" NA
Jan 6 12° 34° -12° (2004) 54° (1992) 0.02" NA
Jan 7 12° 34° -10° (1979) 57° (2006) 0.02" NA
Jan 8 12° 34° -10° (1973) 60° (1966) 0.02" NA
Jan 9 12° 34° -18° (1973) 53° (1995) 0.02" NA
Jan 10 12° 34° -8° (1993) 58° (1995) 0.02" NA
Jan 11 12° 34° -14° (1974) 53° (1995) 0.02" NA
Jan 12 12° 34° -22° (1997) 55° (1987) 0.02" NA
Jan 13 12° 34° -20° (1997) 56° (1969) 0.02" NA
Jan 14 12° 34° -18° (1972) 57° (1969) 0.02" NA
Jan 15 12° 34° -8° (1992) 56° (1974) 0.02" NA
Jan 16 12° 34° -11° (1982) 56° (1974) 0.02" NA
Jan 17 12° 34° -10° (1984) 52° (2000) 0.02" NA
Jan 18 12° 34° -19° (1984) 55° (2000) 0.02" NA
Jan 19 12° 34° -6° (1978) 53° (1998) 0.02" NA
Jan 20 12° 34° -10° (1984) 55° (1971) 0.02" NA
Jan 21 12° 34° -12° (1966) 57° (2005) 0.02" NA
Jan 22 12° 34° -6° (1982) 53° (1981) 0.02" NA
Jan 23 12° 34° -1° (1969) 58° (1981) 0.03" NA
Jan 24 12° 34° -2° (1969) 54° (1970) 0.03" NA
Jan 25 12° 34° -6° (1991) 51° (2006) 0.02" NA
Jan 26 12° 35° -14° (1980) 61° (1982) 0.02" NA
Jan 27 12° 35° -13° (1980) 59° (1983) 0.02" NA
Jan 28 12° 35° -13° (1980) 55° (1983) 0.02" NA
Jan 29 13° 35° -17° (1991) 54° (1986) 0.02" NA
Jan 30 13° 35° -14° (1985) 58° (1986) 0.02" NA
Jan 31 13° 35° -20° (1985) 57° (1989) 0.02" NA
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