Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 7°C. Select a day from the live weather forecast for Friday Harbor, Washington State, USA for more weather parameters.

  • Wednesday
    3rd Dec
    Overcast skies
  • Thursday
    4th Dec
    Cloudy with some rain (10-20 mm of rainfall expected)
  • Friday
    5th Dec
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Saturday
    6th Dec
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Sunday
    7th Dec
    Mostly cloudy with rain (10-20 mm of rainfall expected)

5-day weather forecast updated at 04:01 on Wednesday 3rd 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 Wednesday 3rd December 2025

Expect overcast skies in Friday Harbor, Washington State with a maximum temperature of 7°C and no hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-east.

  • 7°C maximum temperature7
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 5°C wind chill5
    °C wind chill
  • Light breeze of 8 kph from the South-East8
    kph wind from SE

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Friday Harbor weather for Thursday 4th December 2025

Expect cloudy with some rain in Friday Harbor, Washington State with a maximum temperature of 7°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 72% chance of some rain and a gentle breeze of 13 kph from the south-east.

  • 7°C maximum temperature7
    °C maximum temperature
  • 6°C minimum temperature6
    °C 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
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 4°C wind chill4
    °C wind chill
  • Gentle breeze of 13 kph from the South-East13
    kph wind from SE

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Friday Harbor weather for Friday 5th December 2025

Expect mostly cloudy with rain in Friday Harbor, Washington State with a maximum temperature of 9°C and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 90% chance of some rain and a moderate breeze of 21 kph from the south-west.

  • 9°C maximum temperature9
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 90% chance of some rain90
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Moderate breeze of 21 kph from the South-West21
    kph 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 9°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a gentle breeze of 19 kph from the south-west.

  • 9°C maximum temperature9
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 60% chance of some rain60
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Gentle breeze of 19 kph from the South-West19
    kph 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 10°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 82% chance of some rain and a gentle breeze of 18 kph from the south-west.

  • 10°C maximum temperature10
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 82% chance of some rain82
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 7°C wind chill7
    °C wind chill
  • Gentle breeze of 18 kph from the South-West18
    kph wind from SW

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Metric (°C / mm)  |  Imperial (°F / inches)

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