Outer Heron Island Weather Forecast

    • 47
    • 58

    Chance Rain

    • 40
    • 51

    Breezy

    • 40
    • 48

    Mostly Sunny

    • 44
    • 50

    Rain Showers Likely

    • 42
    • 50

    Slight Chance Rain Showers

    • 45
    • 50

    Mostly Cloudy

Today 31 Oct Lincoln

Cloudy. Rain, mainly in the morning. Highs in the lower 60s. East Winds 15 to 20 Mph, becoming southwest in the afternoon. Chance of rain 90 percent.

Tonight 31 Oct Lincoln

Rain. Lows around 50. East Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain near 100 percent.

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Outer Heron Island Temperature Statistics

October Temperature

Wiscasset Airport (14.3 miles)

  • Lowest 10 October, 2025

    30 °F

  • Average October

    53.2 °F

  • Highest 6 October, 2025

    82 °F

Climate (2020–Present)

Wiscasset Airport (14.3 miles)

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  • Average Low 2020–2025

    39 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    58.1 °F
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