Isle Au Haut - Old Cove Weather Forecast

    • 55
    • 70

    Mostly Sunny

    • 53
    • 69

    Mostly Sunny

    • 56
    • 69

    Partly Sunny

    • 58
    • 70

    Partly Sunny

    • 59
    • 68

    Chance Rain Showers

    • 60
    • 69

    Chance Rain Showers

Today 24 Jul Knox

Sunny. Highs in the lower 80s. Light and variable Winds, becoming southwest around 10 Mph this afternoon.

Tonight 24 Jul Knox

Mostly clear. Lows in the mid 50s. Southwest Winds around 10 Mph in the Evening, becoming light and variable.

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Isle Au Haut - Old Cove Temperature Statistics

July Temperature

Rockland, Knox County Regional Airport (24.2 miles)

  • Lowest 17 July, 2026

    52 °F

  • Average July

    69.6 °F

  • Highest 2 July, 2026

    91.9 °F

Climate (2021–2026)

Rockland, Knox County Regional Airport (24.2 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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