Weather on December 16 at Isle Royale
Isle Royale National Park
Based on 50 years of data from Houghton, MI
Planning Your Visit
December 16th in Isle Royale National Park (via Houghton, MI) typically brings very cold winter weather, with average highs around 29°F and lows near 16°F. Over 50 years of records, the warmest December 16th was in 1997 (39°F average), while the coldest was 2008 (-5°F) — a 44°F range across recorded history. Precipitation has occurred on 54% of recorded December 16th dates, with snow falling 32% of the time (heaviest snowfall: 9.6"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 16th 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 |
|---|---|---|---|---|
| 2025 | 46°F | 19°F | 0" | -- |
| 2024 | 40°F | 34°F | 0.05" | -- |
| 2023 | 43°F | 36°F | 0.43" | -- |
| 2022 | 34°F | 25°F | 0.05" | -- |
| 2021 | 53°F | 20°F | 1.55" | -- |
| 2020 | 30°F | 20°F | 0" | -- |
| 2019 | 22°F | 12°F | 0.03" | -- |
| 2018 | 41°F | 30°F | 0" | -- |
| 2017 | 20°F | 3°F | 0" | -- |
| 2016 | 16°F | 2°F | 0" | -- |
| 2015 | 38°F | 31°F | 0.41" | -- |
| 2014 | 32°F | 23°F | 0.33" | -- |
| 2013 | 33°F | 4°F | 0" | -- |
| 2012 | 35°F | 32°F | 0.18" | -- |
| 2011 | 20°F | -2°F | 0" | -- |
| 2010 | 26°F | 8°F | 0" | -- |
| 2009 | 16°F | -6°F | 0" | -- |
| 2008 | 2°F | -11°F | 0.05" | -- |
| 2007 | 24°F | -4°F | 0" | -- |
| 2006 | 37°F | 29°F | 0" | -- |
| 2005 | 31°F | 20°F | 0.2" | -- |
| 2004 | 34°F | 12°F | 0" | -- |
| 2003 | 32°F | 22°F | 0" | -- |
| 2002 | 28°F | 16°F | 0" | 0" |
| 2001 | 39°F | 33°F | 0.33" | 0" |
| 2000 | 31°F | 17°F | 1.78" | 8.2" |
| 1999 | 32°F | 13°F | 1.14" | 9.1" |
| 1998 | 40°F | 31°F | 0" | 0" |
| 1997 | 44°F | 34°F | 0" | 0" |
| 1996 | 34°F | 19°F | 0.05" | 0.2" |
| 1995 | 25°F | 7°F | 0.23" | 3.4" |
| 1994 | 37°F | 25°F | 0" | 0" |
| 1993 | 35°F | 31°F | 0" | 0" |
| 1992 | 33°F | 26°F | 1.35" | 2.1" |
| 1991 | 20°F | -4°F | 0.3" | 1.6" |
| 1990 | 33°F | 24°F | 0" | 0" |
| 1989 | 15°F | 9°F | 0.48" | 9.6" |
| 1988 | 16°F | -3°F | 0.28" | 5.6" |
| 1987 | 27°F | 21°F | 0.13" | 0.5" |
| 1981 | 20°F | 15°F | 0.74" | 3.3" |
| 1980 | 20°F | 10°F | 0.13" | 1.2" |
| 1979 | 9°F | 2°F | 0.43" | 4.1" |
| 1978 | 31°F | 16°F | 0" | 0" |
| 1977 | 36°F | 31°F | 0" | 0" |
| 1976 | 32°F | 27°F | 0" | 0" |
| 1975 | 19°F | 10°F | 0.86" | 9" |
| 1974 | 30°F | 19°F | 0.43" | 2.4" |
| 1973 | 15°F | 2°F | 0" | 0" |
| 1972 | 10°F | 6°F | 0.61" | 3.5" |
| 1971 | 29°F | 19°F | 0.46" | 2.7" |