Isle Au Haut - Merchants Cove Weather Forecast

    • 39
    • 65

    Decreasing Clouds

    • 39
    • 48

    Mostly Sunny

    • 48
    • 54

    Mostly Sunny

    • 48
    • 58

    Partly Sunny

    • 48
    • 55

    Mostly Cloudy

    • 49
    • 56

    Mostly Cloudy

    • 50
    • 57

    Rain Showers Likely

Today 30 Oct Knox

Showers likely. Highs around 60. Chance of rain 70 percent.

Tonight 30 Oct Knox

Mostly clear. Lows in the mid 30s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Real-Time

Isle Au Haut - Merchants Cove Temperature Statistics

October Temperature

Rockland, Knox County Regional Airport (23.6 miles)

  • Lowest 24 October, 2026

    27 °F

  • Average October

    50.4 °F

  • Highest 2 October, 2026

    72 °F

Climate (2021–2026)

Rockland, Knox County Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    54.8 °F
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