Montsweag Bay - Back River Entrance Weather Forecast

    • 17
    • 34

    Chance Snow

    • 13
    • 33

    Snow Likely

    • 3
    • 23

    Mostly Sunny

    • 20
    • 32

    Chance Snow

    • 28
    • 43

    Rain Likely

    • 16
    • 40

    Chance Snow

Today 6 Dec Lincoln

Mostly cloudy with a 50 percent chance of snow. Highs in the lower 30s. Light and variable Winds.

Tonight 6 Dec Lincoln

Partly cloudy. Lows around 18. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Montsweag Bay - Back River Entrance Temperature Statistics

December Temperature

Wiscasset Airport (1.2 miles)

  • Lowest 4 December, 2025

    10 °F

  • Average December

    29.1 °F

  • Highest 1 December, 2025

    39.9 °F

Climate (2020–Present)

Wiscasset Airport (1.2 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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