Weather on March 11 at Isle Royale
Isle Royale National Park
Based on 51 years of data from Houghton, MI
Planning Your Visit
March 11th in Isle Royale National Park (via Houghton, MI) typically brings cold spring weather, with average highs around 34°F and lows near 17°F. Over 51 years of records, the warmest March 11th was in 2012 (43°F average), while the coldest was 1980 (5°F) — a 38°F range across recorded history. Precipitation has occurred on 29% of recorded March 11th dates, with snow falling 12% of the time (heaviest snowfall: 7.5"). The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for March 11th in Isle Royale? Bundle up with warm layers and protect extremities from the cold.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 30°F | 24°F | 0.1" | -- |
| 2025 | 37°F | 19°F | 0" | -- |
| 2024 | 50°F | 26°F | 0" | -- |
| 2023 | 27°F | 21°F | 0" | -- |
| 2022 | 17°F | 8°F | 0.38" | -- |
| 2021 | 38°F | 26°F | 0.13" | -- |
| 2020 | 43°F | 18°F | 0" | -- |
| 2019 | 24°F | 15°F | 1.09" | -- |
| 2018 | 36°F | 3°F | 0" | -- |
| 2017 | 16°F | 7°F | 0" | -- |
| 2016 | 49°F | 19°F | 0" | -- |
| 2015 | 38°F | 28°F | 0" | -- |
| 2014 | 39°F | 14°F | 0" | -- |
| 2013 | 30°F | 20°F | 0.38" | -- |
| 2012 | 58°F | 28°F | 0" | -- |
| 2011 | 39°F | 14°F | 0" | -- |
| 2010 | 40°F | 36°F | 0" | -- |
| 2009 | 32°F | 2°F | 0.05" | -- |
| 2008 | 35°F | 23°F | 0" | -- |
| 2007 | 54°F | 22°F | 0" | -- |
| 2006 | 50°F | 28°F | 0" | -- |
| 2005 | 24°F | 12°F | 0.51" | -- |
| 2004 | 31°F | 6°F | 0" | -- |
| 2003 | 21°F | 10°F | 0.05" | -- |
| 2002 | 25°F | 7°F | 0.03" | 0.5" |
| 2001 | 29°F | 9°F | 0" | 0" |
| 2000 | 36°F | 12°F | 0" | 0" |
| 1999 | 39°F | 13°F | 0" | 0" |
| 1998 | 23°F | 7°F | 0.08" | 0.6" |
| 1997 | 34°F | 11°F | 0" | 0" |
| 1996 | 48°F | 33°F | 0" | 0" |
| 1995 | 52°F | 21°F | 0" | 0" |
| 1994 | 36°F | 8°F | 0" | 0" |
| 1993 | 17°F | 5°F | 0" | 0" |
| 1992 | 18°F | 6°F | 0" | 0" |
| 1991 | 27°F | 23°F | 0" | 0" |
| 1990 | 36°F | 31°F | 0.89" | 0" |
| 1989 | 33°F | 24°F | 0" | 0" |
| 1988 | 32°F | 19°F | 0.1" | 0.7" |
| 1982 | 29°F | 16°F | 0" | 0" |
| 1981 | 39°F | 23°F | 0" | 0" |
| 1980 | 11°F | -1°F | 0" | 0" |
| 1979 | 18°F | 1°F | 0.3" | 1.2" |
| 1978 | 37°F | 25°F | 0" | 0" |
| 1977 | 43°F | 34°F | 0" | 0" |
| 1976 | 29°F | 2°F | 2.69" | 7" |
| 1975 | 35°F | 11°F | 0" | 0" |
| 1974 | 36°F | 22°F | 0" | 0" |
| 1973 | 36°F | 32°F | 2.21" | 7.5" |
| 1972 | 36°F | 21°F | 0" | 0" |
| 1971 | 32°F | 7°F | 0" | 0" |