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.

Tuesday
1st Sep
20

14

1

3
Wednesday
2nd Sep
20

14

2

3
Thursday
3rd Sep
18

13

2

3
Friday
4th Sep
20

12

1

4
Saturday
5th Sep
20

13

6

4

5-day weather forecast updated at 04:00 on Wednesday 2nd 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 Tuesday 1st September 2026

Expect broken clouds in Washington State with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-west.

20
°C maximum temperature
14
°C minimum temperature
broken clouds
1
hour of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from SW

Washington State weather for Wednesday 2nd September 2026

Expect mostly cloudy with light rain in Washington State with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 90% chance of some rain and a light breeze of 9 kph from the south.

20
°C maximum temperature
14
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
90
% chance of some rain
<5
mm of rainfall expected
20
°C wind chill
9
kph wind from S

Washington State weather for Thursday 3rd September 2026

Expect mostly cloudy with light rain in Washington State with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 41% chance of some rain and little or no wind of 6 kph from the south.

18
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
41
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
6
kph wind from S

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 1 hour of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 kph from the north.

20
°C maximum temperature
12
°C minimum temperature
broken clouds
1
hour of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
3
kph wind from N

Washington State weather for Saturday 5th September 2026

Expect broken clouds in Washington State with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the north.