What is the weather like in Mackinac Island vs Voyageurs National Park in September?

In September, Mackinac Island averages 20°C high / 12°C low with about 71 mm of rain; Voyageurs National Park averages 20°C high / 8°C low with about 100 mm.

Mackinac Island vs Voyageurs National Park in September

Voyageurs National Park is the better pick in September — 88 vs 82 on SeasonMap's comfort score. Voyageurs National Park is nice, rainy, clean air, while Mackinac Island is nice, a little rain, clean air.

Mackinac Island vs Voyageurs National Park — September climate, side by side

	🇺🇸 Mackinac Island	🇺🇸 Voyageurs National Park
Comfort score	82/100 (A)	88/100 (A)
Feels-like high	20°C	19°C
Avg high / low	20° / 12°	20° / 8°
Rainfall	71 mm	100 mm
Rainy days	10	11
Humidity	78%	76%
Air quality (AQI)	41	37

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

Month by month

Mackinac Island vs Voyageurs National Park in September — FAQ

Is September better in Mackinac Island or Voyageurs National Park?: Voyageurs National Park is the better pick in September — 88 vs 82 on SeasonMap's comfort score. Voyageurs National Park is nice, rainy, clean air, while Mackinac Island is nice, a little rain, clean air.
What is the weather like in Mackinac Island vs Voyageurs National Park in September?: In September, Mackinac Island averages 20°C high / 12°C low with about 71 mm of rain; Voyageurs National Park averages 20°C high / 8°C low with about 100 mm.