Bellingham weather in October 2025

Expect daytime maximum temperatures of 14°C in Bellingham, Washington State in October based on long-term weather averages. There are 4 hours of sunshine per day on average with 15 days with some rainfall and typically 110 mm of rainfall in the month.

  • 14°C maximum daytime temperature in October in Bellingham14
    14°C max day temperature
  • 4 hours of sunshine per day
  • 15 days with some rainfall in October in Bellingham15
    15 days with some rainfall
  • 6°C minimum night-time temperature in October in Bellingham6
    6°C min night temperature
  • 11 hours of daylight per day in October in Bellingham11
    11 hours of daylight per day
  • No heat & humidity in October in Bellingham0
    No heat & humidity
  • 110 mm monthly rainfall in October in Bellingham110
    110 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in October in Bellingham2
    2 (Low) UV index
  • 10°C sea temperature in October in Bellingham10
    10°C sea temperature

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The October weather guide for Washington State (Bellingham) 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)

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More about the USA

How warm is it in Bellingham in October?

Daytime temperatures usually reach 14°C in Bellingham in October, falling to 6°C at night.

How sunny is it in Bellingham in October?

There are normally 4 hours of bright sunshine each day in Bellingham in October - that's 37% of daylight hours.

Is the sea cold around Bellingham in October?

The average sea temperature around Bellingham in October is 10°C.

Does it rain in Bellingham in October?

There are usually 15 days with some rain in Bellingham in October and the average monthly rainfall is 110mm.

Bellingham October sunrise & sunset times

Browse the sunrise and sunset times for Bellingham in October 2025. Select a month to view Bellingham sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:10 17:48
Thursday, 16th October 2025 06:32 17:17
Friday, 31st October 2025 06:56 16:51

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