Southwest Harbor, Maine | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Sunny
    52°
    Forecast night icon
    Night
    Clear
    34°
    Friday 4/26
    Day
    52°
    Sunny
    Forecast day icon
    Night
    34°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. High temperature around 52F. Dew point will be around 23F with an average humidity of 43%. Winds will be 7 mph from the NW.
    Night Details
    Clear. Lows in the lower 30s. Southwest winds 5 to 10 mph becoming northwest after midnight.
  • Forecast day icon
    Saturday
    Sunny
    53°
    Forecast night icon
    Night
    Partly Cloudy
    38°
    Saturday 4/27
    Day
    53°
    Sunny
    Forecast day icon
    Night
    38°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 50s. North winds around 5 mph becoming south in the afternoon.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s. South winds 5 to 10 mph.
  • Forecast day icon
    Sunday
    Partly Sunny
    51°
    Forecast night icon
    Night
    Mostly Cloudy
    42°
    Sunday 4/28
    Day
    51°
    Partly Sunny
    Forecast day icon
    Night
    42°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 50s. South winds 10 to 15 mph.
    Night Details
    Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 40s. South winds around 5 mph with gusts up to 15 mph becoming west after midnight. Chance of rain 20 percent.
  • Forecast day icon
    Monday
    Partly Sunny
    60°
    Forecast night icon
    Night
    Partly Cloudy
    41°
    Monday 4/29
    Day
    60°
    Partly Sunny
    Forecast day icon
    Night
    41°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 60s.
    Night Details
    Partly cloudy. Lows in the upper 30s.
  • Forecast day icon
    Tuesday
    40% Chance Rain Showers
    45°
    Forecast night icon
    Night
    50% Chance Rain Showers
    37°
    Tuesday 4/30
    Day
    45°
    40% Chance Rain Showers
    Forecast day icon
    Night
    37°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of showers. Cooler with highs in the upper 40s.
    Night Details
    Cloudy with a 50 percent chance of showers. Lows in the upper 30s.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    51°
    Forecast night icon
    Night
    Partly Cloudy
    40°
    Wednesday 5/1
    Day
    51°
    40% Chance Rain Showers
    Forecast day icon
    Night
    40°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers in the morning. Highs in the lower 50s. Chance of rain 40 percent.
    Night Details
    Partly cloudy. Lows around 40.
  • Forecast day icon
    Thursday
    Mostly Cloudy
    50°
    Forecast night icon
    Night
    30% Chance Rain Showers
    42°
    Thursday 5/2
    Day
    50°
    Mostly Cloudy
    Forecast day icon
    Night
    42°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Highs in the mid 50s.
    Night Details
    Partly cloudy. A chance of showers after midnight. Lows in the lower 40s. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    40% Chance Rain Showers
    51°
    Forecast night icon
    Night
    40% Chance of Rain
    43°
    Friday 5/3
    Day
    51°
    40% Chance Rain Showers
    Forecast day icon
    Night
    43°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny in the morning then becoming mostly cloudy. A 40 percent chance of showers. Highs in the upper 50s.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 43F. Dew point will be around 41F with an average humidity of 86%. Winds will be 3 mph from the NW.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    50°
    Forecast night icon
    Night
    Partly Cloudy
    41°
    Saturday 5/4
    Day
    50°
    40% Chance of Rain
    Forecast day icon
    Night
    41°
    Partly Cloudy
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 50F. Dew point will be around 40F with an average humidity of 76%. Winds will be 4 mph from the N.
    Night Details
    Partly cloudy. Low temperature around 41F. Dew point will be around 38F with an average humidity of 81%. Winds will be 3 mph from the NW.
  • Forecast day icon
    Sunday
    Partly Cloudy
    51°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Sunday 5/5
    Day
    51°
    Partly Cloudy
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 51F. Dew point will be around 40F with an average humidity of 71%. Winds will be 3 mph from the N.
    Night Details
    Partly cloudy. Low temperature around 44F. Dew point will be around 40F with an average humidity of 82%. Winds will be 3 mph from the W.