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Seattle weather
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Recommended for Washington State
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.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
When is the best time to go to Seattle?
The best time to go to Seattle is July based on the following average weather conditions.
Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]
Change the criteria to reflect your weather preferences.
Max Day Temperature (°C)
- Jan
7 - Feb
10 - Mar
12 - Apr14
- May
18 - Jun21
- Jul
24 - Aug24
- Sep21
- Oct
16 - Nov11
- Dec8
Best time to go for the weather
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
Which is the hottest month in Seattle?
The hottest time of year in Seattle is normally July. Expect maximum daytime temperatures to reach 24°C.
Which month has the most rain in Seattle?
In terms of rainfall, December is usually the wettest month in Seattle with 151mm on average. There are normally 18 days in December with some rain.
When is it sunniest in Seattle?
The sunniest time of year in Seattle is normally July with bright sunshine on average for 64% of daylight hours; that's 10 hours of sunshine per day.
What is the flight time to Washington State from the UK?
The flight time to Washington State from the UK is typically 10 hours.
What is the time difference between Washington State and the UK?
The time difference between Washington State and the UK is GMT-8 hours.
What is the main language spoken in Washington State?
The main language spoken in Washington State is English.
Learn a language for Washington State with Busuu*, Lingoda* and Rocket Languages*.
What is the currency in Washington State?
The currency in Washington State is the US Dollar (USD).
Send money to Washington State with Monito*, Wise* and World Remit*.
Which plugs are used in Washington State?
Washington State uses electrical plug type A + B (120 Volts).
Which side of the road do they drive on in Washington State?
They drive on the right side of the road in Washington State.
Do you need a visa for Washington State?
Compare Seattle weather with the USA
Below the Seattle weather chart shows average maximum daytime temperature for Seattle, Washington, USA and the USA (Washington).
Maximum daytime temperature (°C)
Seattle, Washington, USA
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Metric (°C / mm) | Imperial (°F / inches)
Compare more Seattle weather >>
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