Weather on April 29 at Isle Royale
Isle Royale National Park
Based on 50 years of data from Houghton, MI
Planning Your Visit
April 29th in Isle Royale National Park (via Houghton, MI) typically brings cool spring weather, with average highs around 53°F and lows near 34°F. Over 50 years of records, the warmest April 29th was in 2001 (60°F average), while the coldest was 1979 (33°F) — a 27°F range across recorded history. Precipitation has occurred on 38% of recorded April 29th dates, with snow falling 4% of the time (heaviest snowfall: 2.4"). 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 April 29th in Isle Royale? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 46°F | 32°F | 0.05" | -- |
| 2025 | 56°F | 26°F | 0.13" | -- |
| 2023 | 43°F | 37°F | 1.47" | -- |
| 2022 | 52°F | 36°F | 0.03" | -- |
| 2021 | 54°F | 31°F | 0.13" | -- |
| 2020 | 53°F | 41°F | 0.05" | -- |
| 2019 | 37°F | 33°F | 0.03" | -- |
| 2018 | 57°F | 23°F | 0" | -- |
| 2017 | 47°F | 28°F | 0" | -- |
| 2016 | 54°F | 29°F | 0" | -- |
| 2015 | 49°F | 36°F | 0" | -- |
| 2014 | 43°F | 34°F | 0.61" | -- |
| 2013 | 59°F | 41°F | 0.03" | -- |
| 2012 | 54°F | 25°F | 0" | -- |
| 2011 | 57°F | 31°F | 0" | -- |
| 2010 | 61°F | 33°F | 0" | -- |
| 2009 | 50°F | 30°F | 0.13" | -- |
| 2008 | 45°F | 25°F | 0" | -- |
| 2007 | 72°F | 43°F | 0" | -- |
| 2006 | 53°F | 38°F | 0.08" | -- |
| 2005 | 46°F | 33°F | 0" | -- |
| 2004 | 65°F | 35°F | 0" | -- |
| 2003 | 46°F | 29°F | 0" | -- |
| 2002 | 45°F | 31°F | 0.53" | -- |
| 2001 | 73°F | 46°F | 1.02" | 0" |
| 2000 | 53°F | 29°F | 0.03" | 0" |
| 1999 | 68°F | 33°F | 0" | 0" |
| 1998 | 73°F | 38°F | 0" | 0" |
| 1997 | 67°F | 36°F | 0.1" | 0" |
| 1996 | 52°F | 28°F | 0" | 0" |
| 1995 | 54°F | 34°F | 0" | 0" |
| 1994 | 37°F | 30°F | 0.79" | 2.4" |
| 1993 | 35°F | 31°F | 0" | 0" |
| 1992 | 59°F | 41°F | 0" | 0" |
| 1991 | 54°F | 45°F | 0.64" | 0" |
| 1990 | 52°F | 39°F | 0" | 0" |
| 1989 | 44°F | 34°F | 0.23" | 0.7" |
| 1988 | 62°F | 40°F | 0" | 0" |
| 1982 | 63°F | 35°F | 0" | 0" |
| 1981 | 60°F | 33°F | 0" | 0" |
| 1980 | 65°F | 50°F | 0" | 0" |
| 1979 | 41°F | 24°F | 0" | 0" |
| 1978 | 47°F | 30°F | 0" | 0" |
| 1977 | 67°F | 29°F | 0" | 0" |
| 1976 | 62°F | 37°F | 0" | 0" |
| 1975 | 39°F | 34°F | 0.23" | 0" |
| 1974 | 49°F | 35°F | 0" | 0" |
| 1973 | 50°F | 29°F | 0" | 0" |
| 1972 | 53°F | 34°F | 0" | 0" |
| 1971 | 45°F | 30°F | 0" | 0" |