Islesboro Island - Charlottes Cove Weather Forecast

    • 64
    • 75

    Chance Rain Showers

    • 60
    • 76

    Rain Showers Likely

    • 58
    • 78

    Mostly Sunny

    • 61
    • 77

    Slight Chance Rain Showers

    • 58
    • 75

    Partly Sunny

    • 59
    • 71

    Chance Rain Showers

Today 27 Aug Coastal Waldo

Patchy fog this morning. Partly sunny. Highs in the upper 70s. South Winds around 10 Mph.

Tonight 27 Aug Coastal Waldo

Partly cloudy with a slight chance of Showers in the Evening, then mostly cloudy with a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may produce gusty Winds after midnight. Humid with Lows in the mid 60s. South Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Islesboro Island - Charlottes Cove Temperature Statistics

August Temperature

Rockland, Knox County Regional Airport (18 miles)

  • Lowest 16 August, 2026

    54 °F

  • Average August

    68.5 °F

  • Highest 6 August, 2026

    86 °F

Climate (2021–2026)

Rockland, Knox County Regional Airport (18 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    54.8 °F
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