Islesboro Island - Billys Shore Weather Forecast

    • 59
    • 71

    Chance Thunderstorms

    • 59
    • 78

    Mostly Sunny

    • 60
    • 81

    Chance Rain Showers

    • 57
    • 77

    Mostly Sunny

    • 58
    • 74

    Chance Rain Showers

    • 60
    • 72

    Chance Rain Showers

    • 59
    • 75

    Chance Rain Showers

Today 28 Aug Coastal Waldo

Partly sunny with a chance of Showers and Thunderstorms. Highs in the upper 70s. South Winds around 10 Mph. Chance of rain 50 percent.

Tonight 28 Aug Coastal Waldo

Partly cloudy. A chance of Showers and Thunderstorms in the evening. Patchy fog. Lows in the mid 50s. Light and variable Winds, becoming northwest around 10 Mph after midnight. Chance of rain 50 percent.

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  • Temperature Real-Time

Islesboro Island - Billys Shore Temperature Statistics

August Temperature

Rockland, Knox County Regional Airport (20.5 miles)

  • Lowest 16 August, 2026

    54 °F

  • Average August

    68.2 °F

  • Highest 6 August, 2026

    86 °F

Climate (2021–2026)

Rockland, Knox County Regional Airport (20.5 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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