Islesboro Island - Charlottes Cove Weather Forecast

    • 38
    • 44

    Rain Showers

    • 35
    • 49

    Rain Showers Likely

    • 35
    • 48

    Partly Sunny

    • 37
    • 52

    Partly Sunny

    • 40
    • 52

    Partly Sunny

    • 40
    • 52

    Mostly Cloudy

    • 41
    • 52

    Chance Rain Showers

Today 22 Apr Coastal Waldo

Cloudy with scattered Showers. Highs in the mid 40s. South Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 30 percent.

Tonight 22 Apr Coastal Waldo

Cloudy. Scattered Showers in the Evening, then Showers after midnight. Lows in the upper 30s. South Winds around 10 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Islesboro Island - Charlottes Cove Temperature Statistics

April Temperature

Rockland, Knox County Regional Airport (18 miles)

  • Lowest 7 April, 2026

    24.1 °F

  • Average April

    41.5 °F

  • Highest 17 April, 2026

    66 °F

Climate (2021–Present)

Rockland, Knox County Regional Airport (18 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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