Isle Au Haut - Merchants Cove Weather Forecast

    • 60
    • 83

    Patchy Fog

    • 61
    • 68

    Rain Showers

    • 58
    • 72

    Mostly Sunny

    • 58
    • 68

    Chance Rain Showers

    • 57
    • 66

    Chance Rain Showers

    • 57
    • 68

    Mostly Sunny

    • 58
    • 67

    Partly Sunny

Today 16 Jul Knox

Mostly sunny. Warm with Highs in the upper 80s. Light and variable Winds. Heat index Values in the mid 90s.

Tonight 16 Jul Knox

Partly cloudy. Patchy fog after midnight. Humid with Lows in the mid 60s. Light and variable Winds.

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  • Temperature Real-Time

Isle Au Haut - Merchants Cove Temperature Statistics

July Temperature

Rockland, Knox County Regional Airport (23.6 miles)

  • Lowest 1 July, 2025

    57.9 °F

  • Average July

    65.8 °F

  • Highest 2 July, 2025

    84 °F

Climate (2020–Present)

Rockland, Knox County Regional Airport (23.6 miles)

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  • Average Low 2020–2025

    40 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    55.3 °F
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