10-Day Weather Forecast - Southwest Harbor, ME

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  • |60°F
    Partly Cloudy

    Tonight

    60°F

    Mostly clear this evening then becoming partly cloudy. Lows in the upper 50s. Southwest winds 5 to 10 mph. Gusts up to 25 mph this evening.

    Hourly details
  • 69|60°F
    Mostly Sunny

    Day

    69°F

    Mostly sunny in the morning then becoming mostly cloudy. Highs in the lower 70s. Temperature falling into the upper 60s in the afternoon. South winds 10 to 15 mph with gusts up to 30 mph.

    Night

    60°F

    A slight chance of thunderstorms. A chance of showers in the evening then rain after midnight. Patchy fog. Lows around 60. Southeast winds 15 to 20 mph with gusts up to 35 mph. Chance of rain near 100 percent.

    Hourly details
  • 68|60°F
    70% Chance of Storms

    Day

    68°F

    Rain likely. Patchy fog. A slight chance of thunderstorms in the afternoon. Humid with highs in the lower 70s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent.

    Night

    60°F

    Mostly cloudy. Rain likely with a slight chance of thunderstorms in the evening then a chance of showers after midnight. Patchy fog. Lows around 60. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent.

    Hourly details
  • 72|57°F
    Mostly Sunny

    Day

    72°F

    Patchy fog in the morning. Mostly sunny. Highs in the upper 70s.

    Night

    57°F

    Mostly clear. Lows in the mid 50s.

    Hourly details
  • 74|57°F
    Sunny

    Day

    74°F

    Sunny. Highs in the upper 70s.

    Night

    57°F

    Mostly clear. Lows in the upper 50s.

    Hourly details
  • 74|57°F
    Sunny

    Day

    74°F

    Sunny. Highs around 80.

    Night

    57°F

    Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s.

    Hourly details
  • 76|58°F
    Mostly Sunny

    Day

    76°F

    Mostly sunny. Highs in the upper 70s.

    Night

    58°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s.

    Hourly details
  • 71|60°F
    40% Chance Rain Showers

    Day

    71°F

    Partly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 40 percent.

    Night

    60°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 60F. Dew point will be around 59F with an average humidity of 91%. Winds will be 4 mph from the S.

  • 69|60°F
    40% Chance of Rain

    Day

    69°F

    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 69F. Dew point will be around 63F with an average humidity of 88%. Winds will be 5 mph from the S.

    Night

    60°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 60F. Dew point will be around 60F with an average humidity of 94%. Winds will be 1 mph from the S.

  • 71|59°F
    40% Chance of Rain

    Day

    71°F

    Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 71F. Dew point will be around 62F with an average humidity of 85%. Winds will be 1 mph from the S.

    Night

    59°F

    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 59F. Dew point will be around 58F with an average humidity of 90%. Winds will be 1 mph from the NW.