Weather in Whidbey Island: December
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Average day temperature: | 41.8°F |
| Average night temperature: | 39.4°F | |
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Sea water temperature: | 47.8°F |
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Number of sunny days: | 4 days |
| Day length: | 8.4 - 8.7 hours | |
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Number of rainy days: | 4 days |
| Precipitation totals: | 2.3 in. | |
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forecast
| Whidbey Island |
temperature
| Whidbey Island |
Air temperature in December, °F
The highest day temperature during December of 2023 was 52°F. At the same time the lowest night temperature was 35°F. Day and night temperature averages during December were 45.8°F and 44.0°F.
Sea water temperature in Whidbey Island in December, °F
The average sea water temperature in December of 2023 was 48.0°F. The highest and lowest sea temperatures during the month were 48.7°F and 46.9°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 Whidbey Island in December is 2.3 in. Other months of the year show relatively similar values.
The average wind speed value in December is 8.0 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: 2.5.
Best time for vacation in Whidbey Island
Whidbey Island on a weather map
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