- Use prepaid currency card for travelling to the USA
- Load pounds onto Dollar Card & pay in local currencies
- No fees in shops & restaurants ($2 ATM fee)
Best time to go to Isle Royale
The best time to go to Isle Royale is July
Max Day Temperature (°C)
- Jan
-8
- Feb
-6
- Mar
0
- Apr
8
- May
15
- Jun
20
- Jul
24
- Aug
22
- Sep
17
- Oct
11
- Nov
2
- Dec
-5
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
The best time to go guide for Isle Royale, Michigan shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia) & the Met Office. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
Best time to go to Isle Royale, Michigan, USA
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What's the hottest it gets in Michigan?
Below is the hottest it usually gets at popular destinations in Michigan. Select a destination to see the best time to go based on your preferred weather.
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