December weather in Iron River, MI
The average temperature in Iron River in December is 17.4°F (8.5°F–26.3°F). Average precipitation: 1.46 inches. Average snowfall is 13.6 inches.
December is a winter month in Iron River, and is cooler than the annual average of 38.5°F. Daily temperatures swing about 17.8°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 8h 27m. For travel, December is cold.
Avg High
26.3°F
Avg Low
8.5°F
Precipitation
1.46 in
Snow
13.6 in
December records in Iron River
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 55.0°F (1962) | -17.0°F (1976) | 0.71 in (2019) |
| December 2 | 55.0°F (1962) | -29.0°F (1976) | 0.70 in (1985) |
| December 3 | 59.0°F (1982) | -23.1°F (1927) | 0.38 in (1970) |
| December 4 | 59.0°F (1998) | -22.0°F (1976) | 0.76 in (1955) |
| December 5 | 52.0°F (2017) | -15.0°F (1991) | 0.90 in (2017) |
| December 6 | 55.0°F (2001) | -18.9°F (1936) | 0.71 in (2001) |
| December 7 | 46.9°F (1988) | -29.0°F (1976) | 0.60 in (1927) |
| December 8 | 48.0°F (1946) | -27.9°F (1976) | 0.60 in (1963) |
| December 9 | 55.0°F (1939) | -22.0°F (1927) | 0.80 in (1963) |
| December 10 | 48.9°F (1984) | -22.0°F (2013) | 0.54 in (1933) |
| December 11 | 48.9°F (2020) | -29.9°F (1977) | 0.57 in (2021) |
| December 12 | 46.9°F (2002) | -18.9°F (1989) | 0.79 in (1961) |
| December 13 | 48.9°F (1968) | -27.0°F (1976) | 0.56 in (1965) |
| December 14 | 48.9°F (1998) | -20.9°F (1972) | 1.24 in (1975) |
| December 15 | 48.0°F (1998) | -25.1°F (2010) | 1.08 in (2015) |
| December 16 | 54.0°F (2021) | -26.0°F (2013) | 0.90 in (1940) |
| December 17 | 46.9°F (1984) | -20.9°F (1973) | 0.34 in (1961) |
| December 18 | 45.0°F (1931) | -26.0°F (1926) | 0.17 in (1928) |
| December 19 | 54.0°F (1923) | -41.1°F (1983) | 1.20 in (1939) |
| December 20 | 50.0°F (1923) | -41.1°F (1983) | 0.40 in (1978) |
| December 21 | 46.9°F (1956) | -35.0°F (1983) | 0.22 in (1977) |
| December 22 | 43.0°F (1931) | -24.0°F (1985) | 0.55 in (1942) |
| December 23 | 45.0°F (2019) | -26.0°F (1989) | 0.97 in (1959) |
| December 24 | 43.0°F (1940) | -27.9°F (1989) | 0.64 in (2015) |
| December 25 | 48.0°F (1994) | -29.9°F (2004) | 0.50 in (1973) |
| December 26 | 48.9°F (1994) | -26.0°F (1993) | 0.55 in (1936) |
| December 27 | 50.0°F (1994) | -29.0°F (1993) | 0.61 in (1938) |
| December 28 | 45.0°F (1979) | -29.0°F (2017) | 1.24 in (1959) |
| December 29 | 45.0°F (1979) | -29.0°F (1976) | 0.89 in (2019) |
| December 30 | 45.0°F (1936) | -34.1°F (1976) | 0.62 in (2019) |
| December 31 | 43.0°F (2004) | -32.1°F (1973) | 0.58 in (1996) |