Washington State weather by month

Check out Washington State weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum daytime temperature °F
Hours of sunshine (daily)
Days with some rainfall

More about Washington State

Washington State by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Washington State

Argus Car Hire: Compare low prices on car hire

  • Compare car hire with popular rental companies
  • Book with no credit card fees & free cancellation policy
  • Find low prices based on destination & travel dates
Go to Argus Car Hire deal >>

View all Argus Car Hire offers

The climate guide for Washington State (Seattle) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Washington State destinations

Below are average maximum temperatures at popular countries, regions and places in Washington State for next month - December. Select a destination to see the climate guide for all months of the year.

All Washington State destinations

Metric (°C)  |  Imperial (°F)

Back to top

More about the USA

Compare Washington State with the USA

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

Maximum daytime temperature (°F)

Washington, USA (Seattle)
USA (Washington)
45
41
50
45
54
55
57
66
64
75
70
84
75
88
75
86
70
79
61
68
52
57
46
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

Compare more Washington State weather >>

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^