Isle Au Haut - Old Cove Weather Forecast

    • 52
    • 65

    Partly Sunny

    • 56
    • 65

    Rain Showers

    • 56
    • 69

    Mostly Sunny

    • 55
    • 68

    Partly Sunny

    • 54
    • 65

    Slight Chance Rain Showers

    • 54
    • 63

    Chance Rain Showers

Today 17 Jun Knox

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

Tonight 17 Jun Knox

Mostly clear in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower 50s. Light and variable Winds.

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  • Temperature Real-Time

Isle Au Haut - Old Cove Temperature Statistics

June Temperature

Rockland, Knox County Regional Airport (24.2 miles)

  • Lowest 2 June, 2026

    37.9 °F

  • Average June

    59.5 °F

  • Highest 9 June, 2026

    81 °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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