Weather in Petoskey: December
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Average day temperature: | 31.7°F |
| Average night temperature: | 29.3°F | |
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Sea water temperature: | 41.8°F |
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Number of sunny days: | 2 days |
| Day length: | 8.7 - 9.0 hours | |
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Number of rainy days: | 0 days |
| Precipitation totals: | 0.7 in. | |
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forecast
| Petoskey |
temperature
| Petoskey |
Air temperature in December, °F
The highest day temperature during December of 2025 was 42°F. At the same time the lowest night temperature was 12°F. Daily and nightly averages during December were 27.3°F and 25.0°F.
Sea water temperature in Petoskey in December, °F
The average sea water temperature in December of 2025 was 40.7°F. The highest and lowest sea temperatures during the month were 45.7°F and 35.2°F.
Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in Petoskey in December is 0.7 in. Other months of the year show relatively similar values.
The average wind speed value in December is 10.9 mph It makes December one of the most windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 1.8.
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Petoskey on a weather map
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