Friday Harbor weather live forecast

Today's maximum temperature in Friday Harbor is expected to be 12°C. Select a day from the live weather forecast for Friday Harbor, Washington State, USA for more weather parameters.

  • Saturday
    25th Oct
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Sunday
    26th Oct
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Monday
    27th Oct
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Tuesday
    28th Oct
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Wednesday
    29th Oct
    Sunshine and showers (5-10 mm of rainfall expected)

5-day weather forecast updated at 04:01 on Saturday 25th 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 Saturday 25th October 2025

Expect mostly cloudy with rain in Friday Harbor, Washington State with a maximum temperature of 12°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 86% chance of some rain and a moderate breeze of 27 kph from the south-east.

  • 12°C maximum temperature12
    °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)
  • 86% chance of some rain86
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Moderate breeze of 27 kph from the South-East27
    kph wind from SE

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Friday Harbor weather for Sunday 26th October 2025

Expect mostly cloudy with rain in Friday Harbor, Washington State with a maximum temperature of 10°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a moderate breeze of 21 kph from the south-west.

  • 10°C maximum temperature10
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    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
  • 7°C wind chill7
    °C wind chill
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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Friday Harbor weather for Monday 27th October 2025

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 11°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 52% chance of some rain and a gentle breeze of 13 kph from the south-east.

  • 11°C maximum temperature11
    °C maximum temperature
  • 6°C minimum temperature6
    °C 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)
  • 52% chance of some rain52
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Gentle breeze of 13 kph from the South-East13
    kph wind from SE

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Friday Harbor weather for Tuesday 28th October 2025

Expect mostly cloudy with light rain in Friday Harbor, Washington State with a maximum temperature of 12°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 63% chance of some rain and a gentle breeze of 19 kph from the south-east.

  • 12°C maximum temperature12
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 63% chance of some rain63
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 19 kph from the South-East19
    kph wind from SE

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Friday Harbor weather for Wednesday 29th October 2025

Expect sunshine and showers in Friday Harbor, Washington State with a maximum temperature of 11°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 44% chance of some rain and a gentle breeze of 15 kph from the south.

  • 11°C maximum temperature11
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 44% chance of some rain44
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 15 kph from the South15
    kph wind from S

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

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