Seattle weather in October 2025

Expect 61°F 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.

  • 61°F maximum daytime temperature in October in Seattle61
    61°F max day temperature
  • 5 hours of sunshine per day
  • 12 days with some rainfall in October in Seattle12
    12 days with some rainfall
  • 46°F minimum night-time temperature in October in Seattle46
    46°F min night temperature
  • 11 hours of daylight per day in October in Seattle11
    11 hours of daylight per day
  • No heat & humidity in October in Seattle0
    No heat & humidity
  • 3.4 inches monthly rainfall in October in Seattle3.4
    3.4 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in October in Seattle3
    3 (Moderate) UV index

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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)  |  Imperial (°F)

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How warm is it in Seattle in October?

Daytime temperatures usually reach 61°F in Seattle in October, falling to 46°F 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 3.4 inches.

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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