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Washington State weather in August 2023
- 2424°C max day temperature
- 66 days with some rainfall
- 1313°C min night temperature
- 1414 hours of daylight per day
- 0No heat & humidity
- 3131 mm of monthly rainfall
- 66 (High) UV index
Below are average maximum temperatures at popular destinations in Washington State in August. Select a destination to see more weather parameters.
Recommended for Washington State
The August weather guide for Washington State (Seattle) shows long term 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.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C / mm) | Imperial (°F / inches)
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How hot is it in Washington State in August?
Daytime temperatures usually reach 24°C in Seattle, Washington State in August, falling to 13°C at night.
How sunny is it in Washington State in August?
There are normally 9 hours of bright sunshine each day in Seattle, Washington State in August - that's 63% of daylight hours.
Does it rain in Washington State in August?
There are usually 6 days with some rain in Seattle, Washington State in August and the average monthly rainfall is 31mm.
Washington State August sunrise & sunset times
Browse the sunrise and sunset times for Washington State in August 2023. Select a month to view Washington State sunrise and sunset times for the next 12 months. The Washington State sunrise and sunset times shown below are for Seattle.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st August 2023||05:47||20:44|
|Wednesday, 16th August 2023||06:06||20:20|
|Thursday, 31st August 2023||06:26||19:52|
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