Deer Isle Weather Forecast

    • 62
    • 76

    Chance Rain Showers

    • 59
    • 68

    Rain Likely

    • 59
    • 68

    Chance Rain Showers

    • 60
    • 77

    Mostly Sunny

    • 61
    • 79

    Partly Sunny

    • 61
    • 77

    Mostly Cloudy

Today 16 Aug Coastal Hancock

Areas of fog in the morning. Partly sunny. Highs around 80. East Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 16 Aug Coastal Hancock

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the lower 60s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deer Isle Temperature Statistics

August Temperature

Bar Harbor, Hancock County-Bar Harbor Airport (21.7 miles)

  • Lowest 10 August, 2022

    60.1 °F
  • Average August

    70 °F
  • Highest 7 August, 2022

    87.1 °F

Climate (2010–Present)

Bar Harbor, Hancock County-Bar Harbor Airport (21.7 miles)

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  • Average Low 2010–Present

    38 °F
  • Average 2010–Present

    46.2 °F
  • Average High 2010–Present

    54.4 °F
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