Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 43°F. Select a day from the live weather forecast for Friday Harbor, Washington State, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Monday 29th December 2025 GMT

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The 5-day weather forecast for Washington State (Friday Harbor) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Friday Harbor weather forecast by day

Below are the detailed weather forecasts for Friday Harbor for the next 5 days.

Friday Harbor weather for Monday 29th December 2025

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 43°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the north.

  • 43°F maximum temperature43
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 41°F wind chill41
    °F wind chill
  • Light breeze of 4 mph from the North4
    mph wind from N

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Friday Harbor weather for Tuesday 30th December 2025

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 43°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the north.

  • 43°F maximum temperature43
    °F maximum temperature
  • 41°F minimum temperature41
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 41°F wind chill41
    °F wind chill
  • Light breeze of 4 mph from the North4
    mph wind from N

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Friday Harbor weather for Wednesday 31st December 2025

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 45°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 mph from the east.

  • 45°F maximum temperature45
    °F maximum temperature
  • 41°F minimum temperature41
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 43°F wind chill43
    °F wind chill
  • Little or no wind of 3 mph from the East3
    mph wind from E

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Friday Harbor weather for Thursday 1st January 2026

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 45°F and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a light breeze of 4 mph from the south-east.

  • 45°F maximum temperature45
    °F maximum temperature
  • 41°F minimum temperature41
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 31% chance of some rain31
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 43°F wind chill43
    °F wind chill
  • Light breeze of 4 mph from the South-East4
    mph wind from SE

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Friday Harbor weather for Friday 2nd January 2026

Expect overcast with light rain in Friday Harbor, Washington State with a maximum temperature of 46°F and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 58% chance of some rain and a light breeze of 7 mph from the south-east.

  • 46°F maximum temperature46
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 58% chance of some rain58
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 43°F wind chill43
    °F wind chill
  • Light breeze of 7 mph from the South-East7
    mph wind from SE

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