Isle Royale National Park Weather Forecast
- 36
- 45
Rain Showers
- 35
- 41
Chance Rain Showers
- 32
- 40
Mostly Cloudy
- 32
- 41
Partly Sunny
- 33
- 43
Partly Sunny
- 32
- 44
Partly Sunny
Today 12 Apr Keweenaw
Areas of fog in the morning. A chance of rain Showers in the Morning, then rain Showers in the afternoon. Cloudy. Highs 45 to 50. Inland, east Winds 10 to 20 Mph. Near the Shore, southeast Winds 5 to 10 Mph becoming east in the afternoon. Chance of rain 90 percent.
Tonight 12 Apr Keweenaw
Cloudy with rain Showers. Patchy fog. Lows around 36. West Winds 5 to 10 Mph becoming southwest overnight. Chance of rain 90 percent.
Isle Royale National Park Temperature Statistics
April Temperature
Copper Harbor (60.3 miles)
Lowest 1 April, 2021
24.1 °FAverage April
42.8 °FHighest 5 April, 2021
60.1 °F
Climate (2010–Present)
Copper Harbor (60.3 miles)
Average Low 2010–Present
35.3 °FAverage 2010–Present
41 °FAverage High 2010–Present
46.8 °F