Isle Au Haut - Old Cove Weather Forecast

    • 37
    • 41

    Mostly Sunny

    • 40
    • 44

    Rain Likely

    • 36
    • 46

    Rain Likely

    • 40
    • 44

    Chance Rain

    • 46
    • 50

    Chance Rain

    • 44
    • 53

    Chance Rain

Today 9 Apr Knox

Sunny. Highs in the mid 40s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 9 Apr Knox

Mostly clear. Lows in the lower 30s. South Winds around 10 Mph with Gusts up to 25 Mph.

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  • Temperature Real-Time

Isle Au Haut - Old Cove Temperature Statistics

April Temperature

Rockland, Knox County Regional Airport (24.2 miles)

  • Lowest 7 April, 2026

    24.1 °F

  • Average April

    38.6 °F

  • Highest 1 April, 2026

    52 °F

Climate (2021–Present)

Rockland, Knox County Regional Airport (24.2 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    54.9 °F
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