Isle Au Haut - Merchants Cove Weather Forecast

    • 47
    • 59

    Chance Rain Showers

    • 40
    • 53

    Breezy

    • 41
    • 50

    Mostly Sunny

    • 43
    • 52

    Rain Showers

    • 41
    • 50

    Chance Rain Showers

    • 43
    • 51

    Rain Showers Likely

Today 31 Oct Knox

Partly sunny. Highs in the lower 60s. Southwest Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 31 Oct Knox

Partly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the lower 40s. Southwest Winds 15 to 20 Mph with Gusts up to 40 Mph. Chance of rain 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Isle Au Haut - Merchants Cove Temperature Statistics

October Temperature

Rockland, Knox County Regional Airport (23.6 miles)

  • Lowest 10 October, 2025

    32 °F

  • Average October

    51.8 °F

  • Highest 6 October, 2025

    77 °F

Climate (2020–Present)

Rockland, Knox County Regional Airport (23.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    40 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    55.3 °F
Get WillyWeather+ to remove ads