Best time to visit Washington State

Find the best time to visit Washington State and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

Washington State by month

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

Recommended for Washington State

Radisson Hotels: up to 25% off prepaid rates

  • Save up to 25% on hotel stays when you book advance
  • Radisson Rewards members get extra 10% off hotels
  • Book hotels in Europe, Middle East, Africa, Asia & Pacific
Show discount codeShow discount code ******AID
Redeem Radisson Hotels discount code >>

View all Radisson Hotels offers

Top Washington State destinations

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

All Washington State destinations

When is the best time to visit Washington State?

The best time to visit Washington State (Seattle) is July based on the following average weather conditions.

Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

Change criteria

Hours of Sunshine (daily)

Best time to visit

The weather guide for Washington State (Seattle) 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.

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

Back to top

Which is the hottest month in Washington State?

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

Which month has the most rain in Washington State?

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

When is it sunniest in Washington State?

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

Washington State travel features

Do you want to learn more about Washington State? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Washington State.

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 ^