Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 46°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 Thursday 4th 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 Thursday 4th December 2025

Expect cloudy with some rain in Friday Harbor, Washington State with a maximum temperature of 46°F and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 8 mph from the south-east.

  • 46°F maximum temperature46
    °F maximum temperature
  • 43°F minimum temperature43
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 84% chance of some rain84
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 41°F wind chill41
    °F wind chill
  • Gentle breeze of 8 mph from the South-East8
    mph wind from SE

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Friday Harbor weather for Friday 5th December 2025

Expect cloudy with some rain in Friday Harbor, Washington State with a maximum temperature of 52°F and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 86% chance of some rain and a moderate breeze of 13 mph from the south-west.

  • 52°F maximum temperature52
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 86% chance of some rain86
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 52°F wind chill52
    °F wind chill
  • Moderate breeze of 13 mph from the South-West13
    mph wind from SW

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Friday Harbor weather for Saturday 6th December 2025

Expect mostly cloudy with rain in Friday Harbor, Washington State with a maximum temperature of 48°F and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 79% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 48°F maximum temperature48
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 79% chance of some rain79
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 45°F wind chill45
    °F wind chill
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

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Friday Harbor weather for Sunday 7th December 2025

Expect mostly cloudy with rain in Friday Harbor, Washington State with a maximum temperature of 50°F and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 76% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 50°F maximum temperature50
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 76% chance of some rain76
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 45°F wind chill45
    °F wind chill
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

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Friday Harbor weather for Monday 8th December 2025

Expect cloudy with some rain in Friday Harbor, Washington State with a maximum temperature of 52°F and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 94% chance of some rain and a gentle breeze of 12 mph from the south-east.

  • 52°F maximum temperature52
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 94% chance of some rain94
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • 52°F wind chill52
    °F wind chill
  • Gentle breeze of 12 mph from the South-East12
    mph wind from SE

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