Friday Harbor weather live forecast

Tomorrow's maximum temperature in Friday Harbor is expected to be 50°F.

5-day weather forecast updated at 04:01 on Thursday 20th March 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 20th March 2025

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 50°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a moderate breeze of 16 mph from the south-east.

  • 50°F maximum temperature50
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 43% chance of some rain43
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 45°F wind chill45
    °F wind chill
  • Moderate breeze of 16 mph from the South-East16
    mph wind from SE

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Friday Harbor weather for Friday 21st March 2025

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 50°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a gentle breeze of 12 mph from the south-west.

  • 50°F maximum temperature50
    °F maximum temperature
  • 43°F minimum temperature43
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 60% chance of some rain60
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 12 mph from the South-West12
    mph wind from SW

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Friday Harbor weather for Saturday 22nd March 2025

Expect sunshine and showers in Friday Harbor, Washington State with a maximum temperature of 52°F, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 87% chance of some rain and a gentle breeze of 8 mph from the south.

  • 52°F maximum temperature52
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 87% chance of some rain87
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 52°F wind chill52
    °F wind chill
  • Gentle breeze of 8 mph from the South8
    mph wind from S

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Friday Harbor weather for Sunday 23rd March 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 93% chance of some rain and a gentle breeze of 9 mph from the south-east.

  • 52°F maximum temperature52
    °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
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 93% chance of some rain93
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 52°F wind chill52
    °F wind chill
  • Gentle breeze of 9 mph from the South-East9
    mph wind from SE

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Friday Harbor weather for Monday 24th March 2025

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 55°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 53% chance of some rain and a light breeze of 5 mph from the south-east.

  • 55°F maximum temperature55
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 53% chance of some rain53
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 55°F wind chill55
    °F wind chill
  • Light breeze of 5 mph from the South-East5
    mph wind from SE

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