Isle Royale National Park Weather Forecast
- 67
- 79
Increasing Clouds
- 70
- 84
Mostly Sunny
- 68
- 82
Chance Thunderstorms
- 66
- 78
Chance Thunderstorms
- 67
- 81
Partly Sunny
- 67
- 82
Slight Chance Thunderstorms
- 66
- 80
Slight Chance Thunderstorms
Today 26 Jul Keweenaw
Sunny. South Winds 5 to 10 Mph with Gusts up to 20 Mph.
Tonight 26 Jul Keweenaw
Mostly clear. Lows in the mid 60s. South Winds 5 to 15 Mph, becoming southwest after midnight.
Isle Royale National Park Temperature Statistics
July Temperature
Copper Harbor (60.3 miles)
Lowest 1 July, 2024
51.7 °FAverage July
66.4 °FHighest 13 July, 2024
87.7 °F
Climate (2019–Present)
Copper Harbor (60.3 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
38.3 °FAverage 2019–2024
44.2 °FAverage High 2019–2024
50.1 °F