Isle Au Haut - Old Cove Weather Forecast

    • 51
    • 64

    Mostly Cloudy

    • 47
    • 60

    Mostly Cloudy

    • 45
    • 57

    Rain Likely

    • 43
    • 54

    Rain

    • 45
    • 55

    Slight Chance Rain Showers

    • 46
    • 55

    Slight Chance Rain Showers

    • 47
    • 57

    Slight Chance Rain Showers

Today 27 May Knox

Partly sunny. Highs in the lower 80s. Northwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 27 May Knox

Partly cloudy. Lows in the lower 50s. North Winds around 10 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable.

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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

    52.8 °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

    39.5 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    54.8 °F
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