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Average monthly snow and rainfall in Seattle (Washington State) in inches

This is the mean monthly precipitation over the year, including rain, snow, hail etc.
Show average precipitation in Seattle in Millimeter »

Average precipitation (rain/snow) in Seattle, the United States of America Copyright © 2023 weather-and-climate.com

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  • A lot of rain (rainy season) falls in the months: January, February, March, April, May, October, November and December.
  • On average, January is the wettest month with 9.8 inches (248 mm) of precipitation.
  • On average, July is the driest month with 1.2 inches (31 mm) of precipitation.
  • The average amount of annual precipitation is: 68.5 inches (1739 mm)


Weather Forecasts for Seattle (Washington State)

Show in Celsius
Sun   May 28
70°F | 48°F
SW 7 mph
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Mon   May 29
72°F | 48°F
N 4 mph
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Tue   May 30
66°F | 46°F
N 9 mph
0.01 inches
broken clouds and small chance of slight rain

broken clouds and small chance of slight rain

hourly forecast
5-Day Forecast 10-Day Forecast

Where to stay in Seattle

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