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Town of Islesboro, MaineIslesboro, ME 7-Day Night Weather Forecast
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Islesboro, ME Weather Forecast
Islesboro, ME Weather Forecast Date: 249 PM EDT Sun Aug 09 2026
The area/counties/county of: Coastal Waldo, including the cities of: Belfast, Northport, Searsmont, and Lincolnville.or toggle through each period.
Tonight... Mostly clear. Lows in the lower 60s. Light and variable winds.
Monday... Partly sunny. Warm with highs in the mid 80s. Light and variable winds, becoming south around 10 mph in the afternoon.
Monday Night... Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the lower 60s. South winds around 10 mph in the evening, becoming light and variable. Chance of rain 50%.
Tuesday... Partly sunny. Humid with highs in the mid 80s. West winds around 10 mph.
Tuesday Night... Mostly clear. Lows around 60. Northwest winds around 10 mph in the evening, becoming light and variable.
Wednesday... Mostly sunny. Highs in the lower 80s.
Wednesday Night... Partly cloudy. Lows in the upper 50s.
Thursday... A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 70%.
Thursday Night... Showers likely with a chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 50s. Chance of rain 70%.
Friday... Mostly sunny. Highs in the upper 70s.
Friday Night... Mostly clear. Lows in the mid 50s.
Saturday... Sunny. Highs in the upper 70s.
Saturday Night... Mostly clear. Lows in the mid 50s.
POP = Probability of Precipitation
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