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Seattle weather in October 2025
Expect 16°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Seattle in October. Check more long-term weather averages for Seattle in October before you book your next holiday to Washington State in 2025/2026.
- 1616°C max day temperature
- 5 hours of sunshine per day
- 1212 days with some rainfall
- 88°C min night temperature
- 1111 hours of daylight per day
- 0No heat & humidity
- 8787 mm of monthly rainfall
- 33 (Moderate) UV index
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Recommended for Washington State
The October 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.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How warm is it in Seattle in October?
Daytime temperatures usually reach 16°C in Seattle in October, falling to 8°C at night.
How sunny is it in Seattle in October?
There are normally 5 hours of bright sunshine each day in Seattle in October - that's 42% of daylight hours.
Does it rain in Seattle in October?
There are usually 12 days with some rain in Seattle in October and the average monthly rainfall is 87mm.
Seattle October sunrise & sunset times
Browse the sunrise and sunset times for Seattle in October 2025. Select a month to view Seattle sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Wednesday, 1st October 2025 | 06:09 | 17:48 |
Thursday, 16th October 2025 | 06:30 | 17:18 |
Friday, 31st October 2025 | 06:53 | 16:53 |
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