Weather on May 7 at Isle Royale
Isle Royale National Park
Based on 51 years of data from Houghton, MI
Planning Your Visit
May 7th in Isle Royale National Park (via Houghton, MI) typically brings cool spring weather, with average highs around 58°F and lows near 37°F. Over 51 years of records, the warmest May 7th was in 2000 (75°F average), while the coldest was 1974 (34°F) — a 41°F range across recorded history. Precipitation has occurred on 35% of recorded May 7th dates, with snow falling 2% of the time. The last decade has been 5.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.9°F cooler on this date compared to 20-30 years ago.
Planning for May 7th in Isle Royale? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 50°F | 30°F | 0" | -- |
| 2025 | 55°F | 34°F | 0" | -- |
| 2024 | 62°F | 45°F | 0.08" | -- |
| 2023 | 46°F | 42°F | 0.66" | -- |
| 2022 | 66°F | 38°F | 0" | -- |
| 2021 | 46°F | 35°F | 0.08" | -- |
| 2020 | 43°F | 28°F | 0" | -- |
| 2019 | 51°F | 26°F | 0" | -- |
| 2018 | 75°F | 37°F | 0" | -- |
| 2017 | 45°F | 28°F | 0" | -- |
| 2016 | 59°F | 40°F | 0" | -- |
| 2015 | 86°F | 54°F | 0.08" | -- |
| 2014 | 49°F | 37°F | 0.74" | -- |
| 2013 | 65°F | 37°F | 0" | -- |
| 2012 | 56°F | 40°F | 0" | -- |
| 2011 | 58°F | 32°F | 0" | -- |
| 2010 | 39°F | 30°F | 0.05" | -- |
| 2009 | 72°F | 47°F | 0" | -- |
| 2008 | 50°F | 35°F | 0.69" | -- |
| 2007 | 66°F | 53°F | 0.71" | -- |
| 2006 | 53°F | 33°F | 0" | -- |
| 2005 | 53°F | 37°F | 0.18" | -- |
| 2004 | 50°F | 27°F | 0" | -- |
| 2003 | 63°F | 39°F | 0" | 0" |
| 2002 | 47°F | 34°F | 0.25" | 0" |
| 2001 | 63°F | 51°F | 0.76" | 0" |
| 2000 | 89°F | 61°F | 0" | 0" |
| 1999 | 56°F | 47°F | 2.84" | 0" |
| 1998 | 66°F | 44°F | 0" | 0" |
| 1997 | 63°F | 33°F | 0" | 0" |
| 1996 | 55°F | 35°F | 0.56" | 0" |
| 1995 | 62°F | 40°F | 0" | 0" |
| 1994 | 60°F | 28°F | 0" | 0" |
| 1993 | 68°F | 48°F | 0.08" | 0" |
| 1992 | 81°F | 57°F | 0" | 0" |
| 1991 | 44°F | 32°F | 0.1" | 0.2" |
| 1990 | 54°F | 39°F | 0.03" | 0" |
| 1989 | 50°F | 25°F | 0" | 0" |
| 1988 | 78°F | 38°F | 0" | 0" |
| 1982 | 50°F | 36°F | 0" | 0" |
| 1981 | 65°F | 38°F | 0" | 0" |
| 1980 | 40°F | 33°F | 0" | 0" |
| 1979 | 68°F | 37°F | 0.05" | 0" |
| 1978 | 60°F | 34°F | 0" | 0" |
| 1977 | 53°F | 25°F | 0" | 0" |
| 1976 | 44°F | 30°F | 0" | 0" |
| 1975 | 66°F | 39°F | 0" | 0" |
| 1974 | 43°F | 26°F | 0" | 0" |
| 1973 | 55°F | 44°F | 1.04" | 0" |
| 1972 | 44°F | 29°F | 0" | 0" |
| 1971 | 68°F | 35°F | 0" | 0" |