Friday Harbor weather in January 2026

Expect daytime maximum temperatures of 7°C in Friday Harbor in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 18 days with some rainfall and typically 101 mm of rainfall in the month.

  • 7°C maximum daytime temperature in January in Friday Harbor7
    7°C max day temperature
  • 2 hours of sunshine per day
  • 18 days with some rainfall in January in Friday Harbor18
    18 days with some rainfall
  • 2°C minimum night-time temperature in January in Friday Harbor2
    2°C min night temperature
  • 9 hours of daylight per day in January in Friday Harbor9
    9 hours of daylight per day
  • No heat & humidity in January in Friday Harbor0
    No heat & humidity
  • 101 mm monthly rainfall in January in Friday Harbor101
    101 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Friday Harbor1
    1 (Low) UV index
  • 7°C sea temperature in January in Friday Harbor7
    7°C sea temperature

More about Friday Harbor

Friday Harbor by month

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The January weather guide for Washington State (Friday Harbor) 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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How cold is it in Friday Harbor in January?

Daytime temperatures usually reach 7°C in Friday Harbor in January, falling to 2°C at night.

How sunny is it in Friday Harbor in January?

There are normally 2 hours of bright sunshine each day in Friday Harbor in January - that's 23% of daylight hours.

Is the sea cold around Friday Harbor in January?

The average sea temperature around Friday Harbor in January is 7°C.

Does it rain in Friday Harbor in January?

There are usually 18 days with some rain in Friday Harbor in January and the average monthly rainfall is 101mm.

Friday Harbor January sunrise & sunset times

Browse the sunrise and sunset times for Friday Harbor in January 2026. Select a month to view Friday Harbor sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:04 16:28
Friday, 16th January 2026 07:58 16:46
Saturday, 31st January 2026 07:42 17:09

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