Weather on June 25 at Isle Royale
Isle Royale National Park
Based on 50 years of data from Houghton, MI
Planning Your Visit
June 25th in Isle Royale National Park (via Houghton, MI) typically brings pleasant summer weather, with average highs around 76°F and lows near 54°F. Over 50 years of records, the warmest June 25th was in 1980 (79°F average), while the coldest was 2004 (50°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 38% of June 25th dates historically, with the wettest June 25th recording 3.2" of rain. The last decade has been 3.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.1°F cooler on this date compared to 20-30 years ago.
Planning for June 25th in Isle Royale? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 74°F | 47°F | 0.1" | -- |
| 2024 | 81°F | 59°F | 0.89" | -- |
| 2023 | 69°F | 54°F | 0.23" | -- |
| 2022 | 80°F | 58°F | 0.05" | -- |
| 2021 | 79°F | 51°F | 0" | -- |
| 2020 | 80°F | 54°F | 0" | -- |
| 2019 | 79°F | 56°F | 0.15" | -- |
| 2018 | 66°F | 43°F | 0" | -- |
| 2017 | 63°F | 47°F | 1.14" | -- |
| 2016 | 77°F | 54°F | 3.2" | -- |
| 2015 | 72°F | 50°F | 0" | -- |
| 2014 | 60°F | 44°F | 0" | -- |
| 2013 | 83°F | 59°F | 0" | -- |
| 2012 | 70°F | 47°F | 0" | -- |
| 2011 | 74°F | 52°F | 0" | -- |
| 2010 | 69°F | 59°F | 1.3" | -- |
| 2009 | 78°F | 63°F | 0" | -- |
| 2008 | 82°F | 57°F | 0.48" | -- |
| 2007 | 83°F | 62°F | 0" | -- |
| 2006 | 75°F | 46°F | 0" | -- |
| 2005 | 74°F | 54°F | 0" | -- |
| 2004 | 57°F | 43°F | 0" | -- |
| 2003 | 83°F | 62°F | 2.13" | 0" |
| 2002 | 83°F | 63°F | 0" | 0" |
| 2001 | 97°F | 56°F | 0" | 0" |
| 2000 | 78°F | 55°F | 0" | 0" |
| 1999 | 85°F | 58°F | 0" | 0" |
| 1998 | 71°F | 57°F | 0.13" | 0" |
| 1997 | 75°F | 57°F | 1.09" | 0" |
| 1996 | 74°F | 49°F | 0" | 0" |
| 1995 | 87°F | 60°F | 0" | 0" |
| 1994 | 80°F | 58°F | 0" | 0" |
| 1993 | 75°F | 57°F | 0" | 0" |
| 1992 | 64°F | 47°F | 0" | 0" |
| 1991 | 82°F | 57°F | 0" | 0" |
| 1990 | 82°F | 59°F | 0.71" | 0" |
| 1989 | 63°F | 56°F | 0.61" | 0" |
| 1988 | 71°F | 54°F | 0.56" | 0" |
| 1983 | 85°F | 61°F | 0.64" | 0" |
| 1981 | 62°F | 46°F | 0" | 0" |
| 1980 | 89°F | 68°F | 0" | 0" |
| 1979 | 78°F | 45°F | 0" | 0" |
| 1978 | 77°F | 57°F | 3.07" | 0" |
| 1977 | 80°F | 54°F | 0" | 0" |
| 1976 | 70°F | 54°F | 0.3" | 0" |
| 1975 | 81°F | 54°F | 0" | 0" |
| 1974 | 73°F | 44°F | 0" | 0" |
| 1973 | 75°F | 57°F | 0.56" | 0" |
| 1972 | 71°F | 47°F | 0" | 0" |
| 1971 | 66°F | 44°F | 0" | 0" |