Weather on July 8 at Isle Royale
Isle Royale National Park
Based on 50 years of data from Houghton, MI
Planning Your Visit
July 8th in Isle Royale National Park (via Houghton, MI) typically brings pleasant summer weather, with average highs around 76°F and lows near 55°F. Over 50 years of records, the warmest July 8th was in 1974 (81°F average), while the coldest was 2014 (52°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 36% of July 8th dates historically, with the wettest July 8th recording 3.73" of rain. The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for July 8th 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 | 73°F | 54°F | 1.17" | -- |
| 2024 | 77°F | 58°F | 0" | -- |
| 2023 | 71°F | 49°F | 0" | -- |
| 2022 | 74°F | 49°F | 0" | -- |
| 2021 | 71°F | 44°F | 0" | -- |
| 2020 | 83°F | 57°F | 0" | -- |
| 2019 | 81°F | 46°F | 0" | -- |
| 2018 | 87°F | 69°F | 0.58" | -- |
| 2017 | 76°F | 50°F | 0" | -- |
| 2016 | 67°F | 54°F | 0.58" | -- |
| 2015 | 73°F | 44°F | 0" | -- |
| 2014 | 54°F | 50°F | 0.48" | -- |
| 2013 | 69°F | 53°F | 0" | -- |
| 2012 | 76°F | 56°F | 0" | -- |
| 2011 | 75°F | 55°F | 0" | -- |
| 2010 | 79°F | 64°F | 0" | -- |
| 2009 | 69°F | 41°F | 0" | -- |
| 2008 | 73°F | 55°F | 0" | -- |
| 2007 | 79°F | 62°F | 0.74" | -- |
| 2006 | 82°F | 66°F | 0.08" | -- |
| 2005 | 81°F | 52°F | 0" | -- |
| 2004 | 68°F | 48°F | 0" | -- |
| 2003 | 76°F | 54°F | 0" | 0" |
| 2002 | 82°F | 64°F | 1.98" | 0" |
| 2001 | 88°F | 64°F | 0" | 0" |
| 2000 | 83°F | 59°F | 1.19" | 0" |
| 1999 | 71°F | 50°F | 0.46" | 0" |
| 1998 | 74°F | 59°F | 0" | 0" |
| 1997 | 68°F | 51°F | 0.28" | 0" |
| 1996 | 74°F | 51°F | 0.46" | 0" |
| 1995 | 70°F | 49°F | 0.1" | 0" |
| 1994 | 81°F | 54°F | 1.7" | 0" |
| 1993 | 74°F | 54°F | 0" | 0" |
| 1992 | 74°F | 60°F | 0.1" | 0" |
| 1991 | 70°F | 54°F | 0" | 0" |
| 1990 | 75°F | 57°F | 0.81" | 0" |
| 1989 | 82°F | 56°F | 0" | 0" |
| 1988 | 86°F | 66°F | 0" | 0" |
| 1983 | 80°F | 61°F | 0" | 0" |
| 1981 | 91°F | 68°F | 0.05" | 0" |
| 1980 | 76°F | 54°F | 0" | 0" |
| 1979 | 83°F | 56°F | 0" | 0" |
| 1978 | 72°F | 54°F | 0" | 0" |
| 1977 | 73°F | 56°F | 0" | 0" |
| 1976 | 81°F | 55°F | 0" | 0" |
| 1975 | 72°F | 57°F | 0" | 0" |
| 1974 | 96°F | 67°F | 0" | 0" |
| 1973 | 81°F | 60°F | 0" | 0" |
| 1972 | 71°F | 49°F | 0.05" | 0" |
| 1971 | 74°F | 57°F | 3.73" | 0" |