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Isle Royale weather in December 2020
- -5-5°C max day temperature
- 1111 days with some rainfall
- -14-14°C min night temperature
- 88 hours of daylight per day
- 0No heat & humidity
- 5959 mm of monthly rainfall
- 11 (Low) UV index
- 44°C sea temperature
The December weather guide for Isle Royale, Michigan 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.
How cold is it in Isle Royale in December?
Daytime temperatures usually reach -5°C in Isle Royale in December, falling to -14°C at night.
How sunny is it in Isle Royale in December?
There are normally 3 hours of bright sunshine each day in Isle Royale in December - that's 33% of daylight hours.
Is the sea cold around Isle Royale in December?
The average sea temperature around Isle Royale in December is 4°C.
Does it rain in Isle Royale in December?
There are usually 11 days with some rain in Isle Royale in December and the average monthly rainfall is 59mm.
Isle Royale sunrise & sunset times for December 2020
Browse the sunrise & sunset times for Isle Royale in December 2020. Select a month to view Isle Royale sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st December 2020||08:24||17:03|
|Wednesday, 16th December 2020||08:39||17:01|
|Thursday, 31st December 2020||08:44||17:11|
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Metric (°C / mm) | Imperial (°F / inches)
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Where's warm in Michigan in December?
Below are average maximum temperatures at popular destinations in Michigan in December. Select a destination to see more weather parameters.
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