Isle Au Haut - Old Cove Weather Forecast

    • 59
    • 65

    Rain Likely

    • 58
    • 75

    Partly Sunny

    • 61
    • 65

    Mostly Cloudy

    • 61
    • 72

    Rain Showers Likely

    • 61
    • 73

    Chance Rain Showers

    • 61
    • 74

    Mostly Sunny

    • 60
    • 73

    Mostly Sunny

Today 30 Jul Knox

Mostly cloudy with a 50 percent chance of Showers. Highs in the lower 70s. Northeast Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 30 Jul Knox

Mostly cloudy with a chance of Showers in the Evening, then partly cloudy after midnight. Patchy fog. Lows in the upper 50s. Light and variable Winds. Chance of rain 40 percent.

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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 27 July, 2026

    44.1 °F

  • Average July

    68.1 °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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