Isle Au Haut - Old Cove Weather Forecast

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    • 55

    Rain Showers Likely

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    Rain Showers

    • 48
    • 55

    Chance Rain Showers

    • 46
    • 54

    Chance Rain Showers

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    Chance Rain Showers

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    Chance Rain Showers

Today 29 May Knox

Partly sunny. A slight chance of rain this afternoon. Highs in the lower 60s. Light and variable Winds. Chance of rain 20 percent.

Tonight 29 May Knox

Rain. Lows in the lower 40s. Southeast Winds around 10 Mph, becoming east 15 to 20 Mph with Gusts up to 30 Mph after midnight. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Isle Au Haut - Old Cove Temperature Statistics

May Temperature

Rockland, Knox County Regional Airport (24.2 miles)

  • Lowest 4 May, 2026

    32 °F

  • Average May

    53.8 °F

  • Highest 20 May, 2026

    86 °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

    54.8 °F
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