Weather on January 17 at Isle Royale
Isle Royale National Park
Based on 51 years of data from Houghton, MI
Planning Your Visit
January 17th in Isle Royale National Park (via Houghton, MI) typically brings very cold winter weather, with average highs around 23°F and lows near 10°F. Over 51 years of records, the warmest January 17th was in 1973 (34°F average), while the coldest was 1982 (-13°F) — a 47°F range across recorded history. Precipitation has occurred on 55% of recorded January 17th dates, with snow falling 39% of the time (heaviest snowfall: 8.1"). The last decade has been 6.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.8°F warmer on this date compared to 20-30 years ago.
Planning for January 17th in Isle Royale? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella. Check road conditions if traveling, as snow is possible.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 30°F | 14°F | 0.18" | -- |
| 2025 | 41°F | 21°F | 0" | -- |
| 2024 | 13°F | 4°F | 0.23" | -- |
| 2023 | 36°F | 27°F | 0" | -- |
| 2022 | 25°F | 21°F | 0" | -- |
| 2021 | 27°F | 23°F | 0" | -- |
| 2020 | 23°F | 3°F | 0" | -- |
| 2019 | 19°F | 7°F | 0" | -- |
| 2018 | 32°F | 14°F | 0" | -- |
| 2017 | 39°F | 19°F | 0" | -- |
| 2016 | 9°F | 5°F | 0.1" | -- |
| 2015 | 31°F | 16°F | 0.03" | -- |
| 2014 | 23°F | 10°F | 0" | -- |
| 2013 | 9°F | 3°F | 0.03" | -- |
| 2012 | 20°F | 10°F | 0" | -- |
| 2011 | 22°F | 4°F | -- | -- |
| 2010 | 34°F | 29°F | 0" | -- |
| 2009 | 9°F | -4°F | 0.08" | -- |
| 2008 | 24°F | 15°F | 0.13" | -- |
| 2007 | 30°F | 6°F | 0" | -- |
| 2006 | 29°F | 24°F | 0.36" | -- |
| 2005 | -1°F | -12°F | 0" | -- |
| 2004 | 26°F | 7°F | 0.05" | -- |
| 2003 | 22°F | 5°F | 0.1" | 0.5" |
| 2002 | 20°F | 13°F | 0.48" | 4.3" |
| 2001 | 23°F | 14°F | 0.81" | 1.5" |
| 2000 | 16°F | -6°F | 0.66" | 3" |
| 1999 | 36°F | 18°F | 0" | 0" |
| 1998 | 29°F | 16°F | 0.53" | 2.2" |
| 1997 | 8°F | -7°F | 0.38" | 1.5" |
| 1996 | 30°F | 20°F | 0" | 0" |
| 1995 | 35°F | 25°F | 0" | 0" |
| 1994 | 1°F | -7°F | 0.46" | 2" |
| 1993 | 18°F | 10°F | 0.23" | 1.7" |
| 1992 | 12°F | -8°F | 1.14" | 8.1" |
| 1991 | 29°F | 20°F | 0.23" | 1.7" |
| 1990 | 32°F | 26°F | 0.25" | 0.8" |
| 1989 | 25°F | 19°F | 0.97" | 4.9" |
| 1988 | 39°F | 23°F | 0" | 0" |
| 1982 | -7°F | -20°F | 0.25" | 1.5" |
| 1981 | 30°F | 10°F | 0" | 0" |
| 1980 | 32°F | 26°F | 0.74" | 3.2" |
| 1979 | 13°F | 7°F | 0.89" | 6" |
| 1978 | 14°F | -1°F | 0" | 0" |
| 1977 | 10°F | -7°F | 0.38" | 1.7" |
| 1976 | 9°F | 1°F | 0.2" | 1.5" |
| 1975 | 23°F | 1°F | 0.08" | 0.8" |
| 1974 | 22°F | 16°F | 0.1" | 0.8" |
| 1973 | 38°F | 31°F | 0" | 0" |
| 1972 | 32°F | 10°F | 0" | 0" |
| 1971 | 14°F | 0°F | 0" | 0.4" |