Washington weather

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Below are the temperatures expected today at popular destinations in Washington. Select a destination to compare today's forecast with average weather conditions.

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The weather guide for Washington shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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Which is the hottest month in Washington?

The hottest time of year in Seattle, Washington is normally July. Expect maximum daytime temperatures to reach 24°C.

Which month has the most rain in Washington?

In terms of rainfall, December is usually the wettest month in Seattle, Washington with 151mm on average. There are normally 18 days in December with some rain.

When is it sunniest in Washington?

The sunniest time of year in Seattle, Washington is normally July with bright sunshine on average for 64% of daylight hours; that's 10 hours of sunshine per day.

Metric (°C / mm)  |  Imperial (°F / inches)

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Compare Washington weather with the USA

Below the Washington weather chart shows average maximum daytime temperature for Washington, USA (Seattle) and the USA (Washington).

Maximum daytime temperature (°C)

Washington, USA (Seattle)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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