January weather in Iron Mountain, MI
The average temperature in Iron Mountain in January is 14.7°F (5.8°F–23.5°F). Average precipitation: 0.47 inches.
January is a winter month in Iron Mountain, and is cooler than the annual average of 41.8°F. Daily temperatures swing about 17.7°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 8h 51m. For travel, January is cold.
Avg High
23.5°F
Avg Low
5.8°F
Precipitation
0.47 in
Daylight
8h 51m
January records in Iron Mountain
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 36.0°F (2007) | -20.0°F (1999) | 0.05 in (2007) |
| January 2 | 44.1°F (1998) | -19.8°F (2014) | 0.73 in (2000) |
| January 3 | 44.1°F (2007) | -22.9°F (2014) | 0.21 in (2023) |
| January 4 | 48.0°F (2019) | -10.8°F (2015) | 0.18 in (2026) |
| January 5 | 43.0°F (2007) | -20.0°F (1999) | 0.08 in (2003) |
| January 6 | 46.9°F (2012) | -17.9°F (2014) | 0.09 in (2026) |
| January 7 | 42.1°F (2003) | -19.8°F (2014) | 0.16 in (2019) |
| January 8 | 51.1°F (2003) | -18.8°F (2014) | 0.41 in (2026) |
| January 9 | 50.0°F (2002) | -26.9°F (2014) | 0.21 in (2026) |
| January 10 | 45.0°F (2012) | -13.9°F (2009) | 0.28 in (2017) |
| January 11 | 43.0°F (2012) | -18.9°F (1999) | 0.14 in (2018) |
| January 12 | 43.0°F (2013) | -18.0°F (1999) | 0.02 in (2002) |
| January 13 | 42.1°F (2021) | -24.9°F (2015) | 0.16 in (2010) |
| January 14 | 35.1°F (2021) | -19.8°F (2009) | 0.15 in (2001) |
| January 15 | 37.0°F (2023) | -20.0°F (1999) | 0.12 in (1999) |
| January 16 | 41.0°F (1999) | -16.1°F (2005) | 0.27 in (2010) |
| January 17 | 44.1°F (2010) | -20.0°F (2005) | 0.16 in (1999) |
| January 18 | 46.0°F (2017) | -24.0°F (2005) | 0.09 in (1999) |
| January 19 | 39.0°F (2017) | -18.0°F (1997) | 0.18 in (2023) |
| January 20 | 39.0°F (2018) | -16.8°F (2022) | 0.06 in (2017) |
| January 21 | 37.9°F (2018) | -24.9°F (2022) | 0.01 in (2002) |
| January 22 | 39.9°F (2002) | -20.0°F (2000) | 0.25 in (1999) |
| January 23 | 36.0°F (2017) | -18.9°F (2026) | 0.31 in (2012) |
| January 24 | 37.0°F (2010) | -24.0°F (2026) | 0.38 in (2010) |
| January 25 | 52.0°F (2012) | -22.0°F (2004) | 0.04 in (2016) |
| January 26 | 43.0°F (2012) | -23.1°F (1997) | 0.02 in (2001) |
| January 27 | 46.9°F (2006) | -22.9°F (2009) | 0.14 in (1999) |
| January 28 | 41.0°F (2008) | -19.8°F (2022) | 0.37 in (2006) |
| January 29 | 39.9°F (2024) | -15.9°F (2019) | 0.30 in (2006) |
| January 30 | 44.1°F (2016) | -15.9°F (2019) | 0.42 in (2001) |
| January 31 | 51.1°F (2024) | -20.7°F (2019) | 0.11 in (2002) |