Weather on July 9 at Isle Royale
Isle Royale National Park
Based on 51 years of data from Houghton, MI
Planning Your Visit
July 9th in Isle Royale National Park (via Houghton, MI) typically brings pleasant summer weather, with average highs around 75°F and lows near 55°F. Over 51 years of records, the warmest July 9th was in 1988 (79°F average), while the coldest was 1996 (55°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 27% of July 9th dates historically, with the wettest July 9th recording 4.32" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for July 9th in Isle Royale? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 78°F | 48°F | 0" | -- |
| 2025 | 73°F | 50°F | 0" | -- |
| 2024 | 78°F | 57°F | 0" | -- |
| 2023 | 81°F | 49°F | 0.51" | -- |
| 2022 | 77°F | 45°F | 0" | -- |
| 2021 | 76°F | 42°F | 0" | -- |
| 2020 | 82°F | 67°F | 1.09" | -- |
| 2019 | 86°F | 59°F | 0" | -- |
| 2018 | 81°F | 59°F | 0" | -- |
| 2017 | 71°F | 52°F | 0.03" | -- |
| 2016 | 73°F | 52°F | 0" | -- |
| 2015 | 74°F | 54°F | 0" | -- |
| 2014 | 65°F | 50°F | 0.05" | -- |
| 2013 | 72°F | 55°F | 0.81" | -- |
| 2012 | 75°F | 52°F | 0" | -- |
| 2011 | 75°F | 51°F | 0.13" | -- |
| 2010 | 75°F | 56°F | 0" | -- |
| 2009 | 81°F | 50°F | 0" | -- |
| 2008 | 67°F | 53°F | 0" | -- |
| 2007 | 78°F | 52°F | 0" | -- |
| 2006 | 73°F | 48°F | 0" | -- |
| 2005 | 83°F | 59°F | 0" | -- |
| 2004 | 72°F | 45°F | 0" | -- |
| 2003 | 67°F | 49°F | 0" | 0" |
| 2002 | 81°F | 61°F | 0" | 0" |
| 2001 | 88°F | 63°F | 0.03" | 0" |
| 2000 | 82°F | 65°F | 0.03" | 0" |
| 1999 | 58°F | 52°F | 2.03" | 0" |
| 1998 | 74°F | 57°F | 0" | 0" |
| 1997 | 75°F | 49°F | 0" | 0" |
| 1996 | 64°F | 46°F | 0" | 0" |
| 1995 | 75°F | 56°F | 0" | 0" |
| 1994 | 68°F | 52°F | 1.88" | 0" |
| 1993 | 72°F | 59°F | 0.18" | 0" |
| 1992 | 73°F | 55°F | 0" | 0" |
| 1991 | 75°F | 53°F | 0" | 0" |
| 1990 | 78°F | 56°F | 0" | 0" |
| 1989 | 86°F | 64°F | 0" | 0" |
| 1988 | 90°F | 69°F | 0" | 0" |
| 1983 | 71°F | 55°F | 0" | 0" |
| 1981 | 79°F | 58°F | 0" | 0" |
| 1980 | 81°F | 60°F | 0" | 0" |
| 1979 | 82°F | 60°F | 0" | 0" |
| 1978 | 65°F | 50°F | 0.74" | 0" |
| 1977 | 65°F | 49°F | 0" | 0" |
| 1976 | 71°F | 61°F | 4.32" | 0" |
| 1975 | 68°F | 48°F | 0" | 0" |
| 1974 | 82°F | 60°F | 0.43" | 0" |
| 1973 | 76°F | 61°F | 0" | 0" |
| 1972 | 71°F | 54°F | 0" | 0" |
| 1971 | 75°F | 55°F | 0" | 0" |