Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 52°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 Sunday 14th 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 Sunday 14th December 2025

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 52°F and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 87% chance of some rain and a moderate breeze of 16 mph from the south-east.

  • 52°F maximum temperature52
    °F maximum temperature
  • 48°F minimum temperature48
    °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)
  • 87% chance of some rain87
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 16 mph from the South-East16
    mph wind from SE

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Friday Harbor weather for Monday 15th December 2025

Expect sunshine and showers in Friday Harbor, Washington State with a maximum temperature of 54°F and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a moderate breeze of 17 mph from the south-east.

  • 54°F maximum temperature54
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 62% chance of some rain62
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 17 mph from the South-East17
    mph wind from SE

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Friday Harbor weather for Tuesday 16th December 2025

Expect cloudy with some rain in Friday Harbor, Washington State with a maximum temperature of 52°F and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 100% chance of some rain and a moderate breeze of 14 mph from the south-east.

  • 52°F maximum temperature52
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 100% chance of some rain100
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 52°F wind chill52
    °F wind chill
  • Moderate breeze of 14 mph from the South-East14
    mph wind from SE

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Friday Harbor weather for Wednesday 17th 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 5-10 mm of rainfall expected with 72% chance of some rain and a fresh breeze of 21 mph from the south-west.

  • 46°F maximum temperature46
    °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)
  • 72% chance of some rain72
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 39°F wind chill39
    °F wind chill
  • Fresh breeze of 21 mph from the South-West21
    mph wind from SW

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Friday Harbor weather for Thursday 18th December 2025

Expect cloudy with some rain in Friday Harbor, Washington State with a maximum temperature of 48°F and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 93% chance of some rain and a moderate breeze of 15 mph from the south-east.

  • 48°F maximum temperature48
    °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)
  • 93% chance of some rain93
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 41°F wind chill41
    °F wind chill
  • Moderate breeze of 15 mph from the South-East15
    mph wind from SE

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