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United States of AmericaUnited States of America Washington State Seattle
Seattle
Average sun percentage
Climate ▸Forecast ▸December ▸January ▸
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Average percent of sunshine in Seattle (WA)

The mean percent of sunhours during the day in Seattle (Washington State), the United States of America.


  • The sun shines on average 65.0% in July making it the most sunny month.
  • On average, December has the lowest percentage of sunshine with 20.0%.

Forecast: is it sunny in Seattle (WA)?

Sun   Dec 22
10°C | 6°C
SE 5 m/s
15 mm
broken clouds and rain

broken clouds and rain

hourly forecast
Mon   Dec 23
11°C | 6°C
S 5 m/s
3.9 mm
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Tue   Dec 24
10°C | 5°C
S 6 m/s
7.3 mm
partly cloudy and chance of rain

partly cloudy and chance of rain

hourly forecast
5-Day Forecast 10-Day Forecast

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