Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 54°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 Wednesday 29th October 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 29th October 2025

Expect sunshine and showers in Friday Harbor, Washington State with a maximum temperature of 54°F, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 9% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 54°F maximum temperature54
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 9% chance of some rain9
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

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Friday Harbor weather for Thursday 30th October 2025

Expect broken clouds in Friday Harbor, Washington State with a maximum temperature of 50°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north.

  • 50°F maximum temperature50
    °F maximum temperature
  • 45°F minimum temperature45
    °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
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 mph from the North7
    mph wind from N

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Friday Harbor weather for Friday 31st October 2025

Expect cloudy with some rain in Friday Harbor, Washington State with a maximum temperature of 52°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 12 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
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 99% chance of some rain99
    % 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 12 mph from the South-East12
    mph wind from SE

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Friday Harbor weather for Saturday 1st November 2025

Expect sunshine and showers in Friday Harbor, Washington State with a maximum temperature of 54°F, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 20-30 mm of rainfall expected with 58% chance of some rain and a gentle breeze of 12 mph from the south-west.

  • 54°F maximum temperature54
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 58% chance of some rain58
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 54°F wind chill54
    °F wind chill
  • Gentle breeze of 12 mph from the South-West12
    mph wind from SW

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Friday Harbor weather for Sunday 2nd November 2025

Expect sunshine and showers in Friday Harbor, Washington State with a maximum temperature of 50°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a light breeze of 7 mph from the south.

  • 50°F maximum temperature50
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 42% chance of some rain42
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 mph from the South7
    mph wind from S

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