Washington State weather live forecast

Today's maximum temperature in Washington State is expected to be 20°C. Select a day from the live weather forecast for Washington State (Seattle), USA for more weather parameters.

Friday
4th Sep
20

12

5

4
Saturday
5th Sep
21

13

7

4
Sunday
6th Sep
21

13

10

5
Monday
7th Sep
20

13

4

3
Tuesday
8th Sep
21

13

7

4

5-day weather forecast updated at 04:00 on Saturday 5th September 2026 GMT

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The 5-day weather forecast for Washington State (Seattle) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Washington State destinations

Below are temperatures expected today at popular countries, regions and places in Washington State. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

All Washington State destinations

Washington State weather forecast by day

Below are the detailed weather forecasts for Washington State for the next 5 days. The forecasts shown are for Seattle and may not represent the whole of Washington State. Browse more destinations in Washington State to view more weather forecasts.

Washington State weather for Friday 4th September 2026

Expect broken clouds in Washington State with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 kph from the north.

20
°C maximum temperature
12
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
2
kph wind from N

Washington State weather for Saturday 5th September 2026

Expect broken clouds in Washington State with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the north-west.

21
°C maximum temperature
13
°C minimum temperature
broken clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
4
kph wind from NW

Washington State weather for Sunday 6th September 2026

Expect scattered clouds in Washington State with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north.

21
°C maximum temperature
13
°C minimum temperature
scattered clouds
10
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
5
kph wind from N

Washington State weather for Monday 7th September 2026

Expect broken clouds in Washington State with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the south.