Isle Au Haut - Old Cove Weather Forecast

    • 51
    • 67

    Patchy Fog

    • 57
    • 70

    Partly Sunny

    • 58
    • 68

    Mostly Cloudy

    • 58
    • 65

    Rain Showers Likely

    • 59
    • 67

    Chance Rain Showers

    • 59
    • 69

    Slight Chance Rain Showers

Today 26 Jul Knox

Mostly sunny. Highs in the mid 70s. Southeast Winds around 10 Mph.

Tonight 26 Jul Knox

Mostly clear. Lows around 50. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

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

    69.1 °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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