Williams Island Weather Forecast

    • 42
    • 50

    Sunny

    • 41
    • 54

    Partly Sunny

    • 40
    • 58

    Partly Sunny

    • 34
    • 54

    Partly Sunny

    • 37
    • 60

    Mostly Sunny

    • 33
    • 52

    Mostly Sunny

    • 34
    • 52

    Mostly Sunny

Today 18 Oct Sagadahoc

Sunny. Highs in the lower 50s. South Winds around 10 Mph.

Tonight 18 Oct Sagadahoc

Clear. Lows in the lower 30s. Light and variable Winds.

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Williams Island Temperature Statistics

October Temperature

Wiscasset Airport (10.6 miles)

  • Lowest 7 October, 2026

    33.1 °F

  • Average October

    54.8 °F

  • Highest 2 October, 2026

    80.1 °F

Climate (2021–2026)

Wiscasset Airport (10.6 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    58 °F
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