What is the weather like in Isle Royale National Park vs Mackinac Island in December?

In December, Isle Royale National Park averages -1°C high / -6°C low with about 67 mm of rain; Mackinac Island averages 1°C high / -4°C low with about 60 mm.

Isle Royale National Park vs Mackinac Island in December

Isle Royale National Park is the better pick in December — 43 vs 30 on SeasonMap's comfort score. Isle Royale National Park is freezing, a little rain, clean air, while Mackinac Island is freezing, a little rain, clean air.

Isle Royale National Park vs Mackinac Island — December climate, side by side

	🇺🇸 Isle Royale National Park	🇺🇸 Mackinac Island
Comfort score	43/100 (F)	30/100 (F)
Feels-like high	-8°C	-5°C
Avg high / low	-1° / -6°	1° / -4°
Rainfall	67 mm	60 mm
Rainy days	12	12
Humidity	78%	78%
Air quality (AQI)	33	32

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Isle Royale National Park 🇺🇸 United Statesfreezing, a little rain, clean air · best July43
Mackinac Island 🇺🇸 United Statesfreezing, a little rain, clean air · best August30

Isle Royale National Park vs Mackinac Island in December — FAQ

Is December better in Isle Royale National Park or Mackinac Island?: Isle Royale National Park is the better pick in December — 43 vs 30 on SeasonMap's comfort score. Isle Royale National Park is freezing, a little rain, clean air, while Mackinac Island is freezing, a little rain, clean air.
What is the weather like in Isle Royale National Park vs Mackinac Island in December?: In December, Isle Royale National Park averages -1°C high / -6°C low with about 67 mm of rain; Mackinac Island averages 1°C high / -4°C low with about 60 mm.