Isle Au Haut - Old Cove Weather Forecast

    • 62
    • 69

    Increasing Clouds

    • 66
    • 72

    Rain Showers Likely

    • 62
    • 78

    Mostly Sunny

    • 59
    • 73

    Mostly Sunny

    • 59
    • 70

    Mostly Sunny

    • 59
    • 70

    Partly Sunny

Today 13 Jul Knox

Partly sunny. Highs around 80. Southwest Winds around 10 Mph with Gusts up to 25 Mph.

Tonight 13 Jul Knox

Partly cloudy. Lows in the upper 50s. Light and variable Winds.

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Isle Au Haut - Old Cove Temperature Statistics

July Temperature

Rockland, Knox County Regional Airport (24.2 miles)

  • Lowest 6 July, 2026

    55 °F

  • Average July

    72 °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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