Friday Harbor, Washington | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    45°
    Tuesday 5/7
    Forecast night icon
    45°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Lows in the 40s. West wind 10 to 15 mph.
  • Forecast day icon
    Wednesday
    Sunny
    62°
    Forecast night icon
    Night
    Mostly Clear
    48°
    Wednesday 5/8
    Day
    62°
    Sunny
    Forecast day icon
    Night
    48°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 50s to mid 60s. Light wind.
    Night Details
    Mostly clear. Lows in the 40s. Light wind.
  • Forecast day icon
    Thursday
    Sunny
    69°
    Forecast night icon
    Night
    Clear
    53°
    Thursday 5/9
    Day
    69°
    Sunny
    Forecast day icon
    Night
    53°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the 60s. North wind to 10 mph becoming northwest around 10 mph in the afternoon.
    Night Details
    Clear. Lows in the lower to mid 50s. Northwest wind around 10 mph in the evening becoming light.
  • Forecast day icon
    Friday
    Sunny
    73°
    Forecast night icon
    Night
    Mostly Clear
    54°
    Friday 5/10
    Day
    73°
    Sunny
    Forecast day icon
    Night
    54°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs near 70.
    Night Details
    Mostly clear. Lows in the lower 50s.
  • Forecast day icon
    Saturday
    Sunny
    71°
    Forecast night icon
    Night
    Mostly Clear
    51°
    Saturday 5/11
    Day
    71°
    Sunny
    Forecast day icon
    Night
    51°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs near 70.
    Night Details
    Mostly clear. Lows near 50.
  • Forecast day icon
    Sunday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    Partly Cloudy
    49°
    Sunday 5/12
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the 60s.
    Night Details
    Partly cloudy. Lows near 50.
  • Forecast day icon
    Monday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Partly Cloudy
    48°
    Monday 5/13
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower to mid 60s.
    Night Details
    Partly cloudy. Lows in the upper 40s.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Clear
    48°
    Tuesday 5/14
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    Clear
    Forecast night icon
    Day Details
    Mostly sunny. Highs in the lower to mid 60s.
    Night Details
    Clear. Low temperature around 48F. Dew point will be around 42F with an average humidity of 72%. Winds will be 7 mph from the SW.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Mostly Clear
    48°
    Wednesday 5/15
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 62F. Dew point will be around 44F with an average humidity of 60%. Winds will be 5 mph from the SW.
    Night Details
    Mostly clear. Low temperature around 48F. Dew point will be around 42F with an average humidity of 72%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Thursday
    Mostly Cloudy
    62°
    Forecast night icon
    Night
    Clear
    47°
    Thursday 5/16
    Day
    62°
    Mostly Cloudy
    Forecast day icon
    Night
    47°
    Clear
    Forecast night icon
    Day Details
    Mostly cloudy. High temperature around 62F. Dew point will be around 42F with an average humidity of 57%. Winds will be 4 mph from the SW.
    Night Details
    Clear. Low temperature around 47F. Dew point will be around 40F with an average humidity of 69%. Winds will be 3 mph from the SW.