Clam Island Weather Forecast

    • 18
    • 27

    Partly Sunny

    • 22
    • 37

    Chance Rain/Snow

    • 17
    • 32

    Chance Snow

    • 8
    • 24

    Mostly Sunny

    • 23
    • 31

    Chance Snow

    • 31
    • 41

    Chance Rain

Today 5 Dec Lincoln

Mostly sunny. Highs in the lower 20s. Light and variable Winds.

Tonight 5 Dec Lincoln

Mostly clear this Evening, then becoming partly cloudy. Lows around 11. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clam Island Temperature Statistics

December Temperature

Wiscasset Airport (15.5 miles)

  • Lowest 1 December, 2025

    21 °F

  • Average December

    30.1 °F

  • Highest 1 December, 2025

    39.9 °F

Climate (2020–Present)

Wiscasset Airport (15.5 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    58 °F
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