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Grand Marais weather in May 2025
Expect 16°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Grand Marais in May. Check more long-term weather averages for Grand Marais in May before you book your next holiday to Michigan in 2025/2026.
- 1616°C max day temperature
- 8 hours of sunshine per day
- 1111 days with some rainfall
- 44°C min night temperature
- 1515 hours of daylight per day
- 0No heat & humidity
- 7373 mm of monthly rainfall
- 66 (High) UV index
- 33°C sea temperature
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Grand Marais by month
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Recommended for Michigan
The May weather guide for Michigan (Grand Marais) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How warm is it in Grand Marais in May?
Daytime temperatures usually reach 16°C in Grand Marais in May, falling to 4°C at night.
How sunny is it in Grand Marais in May?
There are normally 8 hours of bright sunshine each day in Grand Marais in May - that's 55% of daylight hours.
Is the sea cold around Grand Marais in May?
The average sea temperature around Grand Marais in May is 3°C.
Does it rain in Grand Marais in May?
There are usually 11 days with some rain in Grand Marais in May and the average monthly rainfall is 73mm.
Grand Marais May sunrise & sunset times
Browse the sunrise and sunset times for Grand Marais in May 2025. Select a month to view Grand Marais sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Thursday, 1st May 2025 | 05:29 | 19:54 |
Friday, 16th May 2025 | 05:08 | 20:13 |
Saturday, 31st May 2025 | 04:55 | 20:29 |
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