Isle Au Haut - Moores Harbor Weather Forecast

    • 60
    • 75

    Increasing Clouds

    • 57
    • 72

    Rain Showers Likely

    • 55
    • 74

    Mostly Sunny

    • 56
    • 73

    Mostly Sunny

    • 59
    • 73

    Partly Sunny

    • 60
    • 74

    Chance Rain Showers

Today 19 Jul Knox

Mostly sunny. Highs in the upper 70s. Light and variable Winds, becoming southwest around 10 Mph this afternoon.

Tonight 19 Jul Knox

Partly cloudy. Isolated Showers and Thunderstorms after midnight. Lows in the lower 60s. South Winds around 10 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Isle Au Haut - Moores Harbor Temperature Statistics

July Temperature

Rockland, Knox County Regional Airport (22.4 miles)

  • Lowest 1 July, 2025

    57.9 °F

  • Average July

    66.5 °F

  • Highest 2 July, 2025

    84 °F

Climate (2020–Present)

Rockland, Knox County Regional Airport (22.4 miles)

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  • Average Low 2020–2025

    40 °F

  • Average 2020–2025

    48.1 °F

  • Average High 2020–2025

    55.3 °F
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