Islesboro Island - Dark Harbor Weather Forecast

    • 41
    • 48

    Rain Showers

    • 40
    • 49

    Rain Showers

    • 45
    • 55

    Partly Sunny

    • 49
    • 58

    Slight Chance Rain Showers

    • 47
    • 57

    Rain Showers Likely

    • 44
    • 55

    Rain Showers Likely

Today 2 May Coastal Waldo

Mostly cloudy with a 40 percent chance of rain Showers. Highs around 50. Light and variable Winds, becoming southeast around 10 Mph in the afternoon.

Tonight 2 May Coastal Waldo

Mostly cloudy. A chance of Showers in the Evening, then Showers after midnight. Patchy fog after midnight. Lows around 40. Light and variable Winds. Chance of rain 80 percent.

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Islesboro Island - Dark Harbor Temperature Statistics

May Temperature

Rockland, Knox County Regional Airport (16.2 miles)

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Climate (2021–Present)

Rockland, Knox County Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    54.9 °F
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