Lummi Island, Washington | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    30% Chance of Rain
    61°
    Forecast night icon
    Night
    Chance of Rain
    47°
    Friday 5/17
    Day
    61°
    30% Chance of Rain
    Forecast day icon
    Night
    47°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 61F. Dew point will be around 46F with an average humidity of 68%. Winds will be 9 mph from the W.
    Night Details
    Mostly cloudy. A slight chance of rain after midnight. A chance of rain late in the night. Lows in the 40s. South wind 10 to 15 mph.
  • Forecast day icon
    Saturday
    Chance of Storms
    55°
    Forecast night icon
    Night
    Chance of Storms
    46°
    Saturday 5/18
    Day
    55°
    Chance of Storms
    Forecast day icon
    Night
    46°
    Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Rain likely until late afternoon then mostly cloudy with a chance of showers and a slight chance of thunderstorms late in the afternoon. Rainfall amounts a tenth to a quarter of an inch possible except higher amounts possible in thunderstorms. Highs in the 50s. Southwest wind 10 to 15 mph.
    Night Details
    Partly cloudy with a slight chance of thunderstorms in the evening then partly cloudy with a slight chance of rain after midnight. Lows in the 40s. Southwest wind to 10 mph in the evening becoming light.
  • Forecast day icon
    Sunday
    Chance of Rain
    58°
    Forecast night icon
    Night
    Mostly Clear
    45°
    Sunday 5/19
    Day
    58°
    Chance of Rain
    Forecast day icon
    Night
    45°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A slight chance of rain in the morning. Highs in the mid 50s to lower 60s. Light wind becoming southwest to 10 mph in the afternoon.
    Night Details
    Mostly clear. Lows in the 40s. Southwest wind to 10 mph in the evening becoming light.
  • Forecast day icon
    Monday
    Mostly Sunny
    61°
    Forecast night icon
    Night
    Chance of Rain
    48°
    Monday 5/20
    Day
    61°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the 60s.
    Night Details
    Partly cloudy in the evening then mostly cloudy with a slight chance of rain after midnight. Lows near 50.
  • Forecast day icon
    Tuesday
    Rain
    56°
    Forecast night icon
    Night
    Rain
    48°
    Tuesday 5/21
    Day
    56°
    Rain
    Forecast day icon
    Night
    48°
    Rain
    Forecast night icon
    Hourly
    Day Details
    Rain likely in the morning then rain at times in the afternoon. Highs in the mid to upper 50s.
    Night Details
    Rain likely. Lows in the upper 40s.
  • Forecast day icon
    Wednesday
    Chance of Rain
    58°
    Forecast night icon
    Night
    Chance of Rain
    47°
    Wednesday 5/22
    Day
    58°
    Chance of Rain
    Forecast day icon
    Night
    47°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of rain. Highs in the lower 60s.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A slight chance of rain. Lows in the mid to upper 40s.
  • Forecast day icon
    Thursday
    Chance of Rain
    56°
    Forecast night icon
    Night
    Chance of Rain
    49°
    Thursday 5/23
    Day
    56°
    Chance of Rain
    Forecast day icon
    Night
    49°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a slight chance of rain. Highs in the lower 60s.
    Night Details
    Mostly cloudy with a slight chance of rain. Lows in the upper 40s.
  • Forecast day icon
    Friday
    Chance of Rain
    60°
    Forecast night icon
    Night
    40% Chance of Rain
    48°
    Friday 5/24
    Day
    60°
    Chance of Rain
    Forecast day icon
    Night
    48°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a chance of rain. Highs in the lower to mid 60s.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 48F. Dew point will be around 47F with an average humidity of 87%. Winds will be 4 mph from the S.
  • Forecast day icon
    Saturday
    30% Chance of Rain
    62°
    Forecast night icon
    Night
    Mostly Clear
    48°
    Saturday 5/25
    Day
    62°
    30% Chance of Rain
    Forecast day icon
    Night
    48°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 62F. Dew point will be around 50F with an average humidity of 75%. Winds will be 4 mph from the SW.
    Night Details
    Mostly clear. Low temperature around 48F. Dew point will be around 47F with an average humidity of 85%. Winds will be 4 mph from the S.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    63°
    Forecast night icon
    Night
    Clear
    48°
    Sunday 5/26
    Day
    63°
    30% Chance of Rain
    Forecast day icon
    Night
    48°
    Clear
    Forecast night icon
    Day Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 63F. Dew point will be around 50F with an average humidity of 72%. Winds will be 5 mph from the SW.
    Night Details
    Clear. Low temperature around 48F. Dew point will be around 47F with an average humidity of 84%. Winds will be 4 mph from the S.