Weather on June 27 at Isle Royale
Isle Royale National Park
Based on 50 years of data from Houghton, MI
Planning Your Visit
June 27th in Isle Royale National Park (via Houghton, MI) typically brings pleasant summer weather, with average highs around 74°F and lows near 54°F. Over 50 years of records, the warmest June 27th was in 2001 (78°F average), while the coldest was 1980 (51°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 30% of June 27th dates historically, with the wettest June 27th recording 3.18" of rain. The last decade has been 5.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.4°F cooler on this date compared to 20-30 years ago.
Planning for June 27th 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 | 60°F | 53°F | 2.92" | -- |
| 2024 | 73°F | 47°F | 0" | -- |
| 2023 | 73°F | 50°F | 0" | -- |
| 2022 | 72°F | 49°F | 0" | -- |
| 2021 | 74°F | 58°F | 0" | -- |
| 2020 | 79°F | 56°F | 0" | -- |
| 2019 | 85°F | 61°F | 0.08" | -- |
| 2018 | 76°F | 57°F | 0" | -- |
| 2017 | 73°F | 48°F | 0" | -- |
| 2016 | 61°F | 52°F | 0.15" | -- |
| 2015 | 78°F | 46°F | 0" | -- |
| 2014 | 80°F | 48°F | 0" | -- |
| 2013 | 79°F | 59°F | 0.05" | -- |
| 2012 | 83°F | 51°F | 0" | -- |
| 2011 | 72°F | 52°F | 0.03" | -- |
| 2010 | 71°F | 56°F | 3.18" | -- |
| 2009 | 68°F | 55°F | 0.36" | -- |
| 2008 | 71°F | 55°F | 1.27" | -- |
| 2007 | 70°F | 53°F | 0" | -- |
| 2006 | 66°F | 50°F | 0.2" | -- |
| 2005 | 91°F | 59°F | 1.27" | -- |
| 2004 | 67°F | 49°F | 0" | -- |
| 2003 | 60°F | 49°F | 0" | 0" |
| 2002 | 78°F | 58°F | 0.05" | 0" |
| 2001 | 91°F | 65°F | 0" | 0" |
| 2000 | 64°F | 51°F | 0" | 0" |
| 1999 | 90°F | 65°F | 0" | 0" |
| 1998 | 80°F | 60°F | 0" | 0" |
| 1997 | 88°F | 60°F | 0" | 0" |
| 1996 | 83°F | 58°F | 0.05" | 0" |
| 1995 | 73°F | 59°F | 0" | 0" |
| 1994 | 81°F | 54°F | 0" | 0" |
| 1993 | 60°F | 48°F | 0" | 0" |
| 1992 | 71°F | 43°F | 0" | 0" |
| 1991 | 80°F | 64°F | 0.89" | 0" |
| 1990 | 67°F | 50°F | 0" | 0" |
| 1989 | 72°F | 51°F | 0" | 0" |
| 1988 | 70°F | 53°F | 0" | 0" |
| 1983 | 58°F | 44°F | 0" | 0" |
| 1981 | 80°F | 50°F | 0" | 0" |
| 1980 | 56°F | 47°F | 0" | 0" |
| 1979 | 70°F | 53°F | 0" | 0" |
| 1978 | 74°F | 55°F | 0" | 0" |
| 1977 | 82°F | 61°F | 1.35" | 0" |
| 1976 | 74°F | 52°F | 0" | 0" |
| 1975 | 80°F | 63°F | 0.08" | 0" |
| 1974 | 87°F | 54°F | 0" | 0" |
| 1973 | 65°F | 53°F | 0" | 0" |
| 1972 | 76°F | 52°F | 0" | 0" |
| 1971 | 74°F | 49°F | 0" | 0" |