Weather on July 11 at Isle Royale
Isle Royale National Park
MIMidwest800 ft elevation
Avg High76°F
Avg Low54°F
Warmest200576°F
Coldest197555°F
Based on 50 years of data from Houghton, MI
Planning Your Visit
July 11th 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 July 11th was in 2005 (76°F average), while the coldest was 1975 (55°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 22% of July 11th dates historically, with the wettest July 11th recording 2.51" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for July 11th in Isle Royale? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 81°F | 59°F | 0" | -- |
| 2024 | 77°F | 54°F | 0" | -- |
| 2023 | 69°F | 48°F | 0" | -- |
| 2022 | 75°F | 60°F | 0" | -- |
| 2021 | 82°F | 50°F | 0" | -- |
| 2020 | 77°F | 60°F | 0" | -- |
| 2019 | 74°F | 53°F | 0" | -- |
| 2018 | 76°F | 52°F | 0" | -- |
| 2017 | 79°F | 56°F | 0.13" | -- |
| 2016 | 80°F | 62°F | 0.66" | -- |
| 2015 | 84°F | 65°F | 0" | -- |
| 2014 | 71°F | 54°F | 1.24" | -- |
| 2013 | 78°F | 48°F | 0" | -- |
| 2012 | 83°F | 57°F | 0" | -- |
| 2011 | 80°F | 61°F | 0.99" | -- |
| 2010 | 74°F | 60°F | 0.13" | -- |
| 2009 | 65°F | 51°F | 0" | -- |
| 2008 | 71°F | 50°F | 0.03" | -- |
| 2007 | 68°F | 51°F | 0.03" | -- |
| 2006 | 74°F | 51°F | 0" | -- |
| 2005 | 90°F | 63°F | 0" | -- |
| 2004 | 71°F | 55°F | 0" | -- |
| 2003 | 63°F | 50°F | 2.51" | 0" |
| 2002 | 78°F | 51°F | 0" | 0" |
| 2001 | 75°F | 51°F | 0" | 0" |
| 2000 | 77°F | 48°F | 0" | 0" |
| 1999 | 80°F | 56°F | 0" | 0" |
| 1998 | 85°F | 52°F | 0" | 0" |
| 1997 | 84°F | 52°F | 0" | 0" |
| 1996 | 74°F | 49°F | 0.38" | 0" |
| 1995 | 83°F | 56°F | 0" | 0" |
| 1994 | 82°F | 54°F | 0" | 0" |
| 1993 | 70°F | 56°F | 0" | 0" |
| 1992 | 69°F | 44°F | 0" | 0" |
| 1991 | 79°F | 56°F | 0" | 0" |
| 1990 | 70°F | 49°F | 0" | 0" |
| 1989 | 66°F | 56°F | 0" | 0" |
| 1988 | 65°F | 53°F | 0" | 0" |
| 1983 | 86°F | 65°F | 0" | 0" |
| 1981 | 84°F | 65°F | 0" | 0" |
| 1980 | 70°F | 57°F | 0" | 0" |
| 1979 | 85°F | 63°F | 0" | 0" |
| 1978 | 72°F | 50°F | 0" | 0" |
| 1977 | 86°F | 53°F | 0" | 0" |
| 1976 | 72°F | 49°F | 0.13" | 0" |
| 1975 | 62°F | 48°F | 0" | 0" |
| 1974 | 74°F | 50°F | 0" | 0" |
| 1973 | 80°F | 53°F | 0" | 0" |
| 1972 | 86°F | 53°F | 0.1" | 0" |
| 1971 | 71°F | 54°F | 0" | 0" |
July 11 at Nearby Parks
Holiday Weather at Isle Royale
Official NPS WebsiteVisit nps.gov/isro for park information, alerts, and reservations
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