Muscongus Sound - Muscongus Harbor Weather Forecast

    • 23
    • 37

    Drizzle Likely

    • 25
    • 34

    Partly Sunny

    • 32
    • 40

    Mostly Cloudy

    • 25
    • 44

    Chance Rain

    • 13
    • 34

    Slight Chance Snow

    • 16
    • 27

    Mostly Cloudy

Today 11 Jan Lincoln

Cloudy. Drizzle likely with possible freezing drizzle and snow this Morning, then a chance of snow this afternoon. Highs in the mid 30s. North Winds around 10 Mph. Chance of precipitation 50 percent.

Tonight 11 Jan Lincoln

Mostly cloudy with a chance of snow in the Evening, then partly cloudy with a slight chance of snow Showers after midnight. Lows around 20. West Winds 10 to 15 Mph. Gusts up to 35 Mph after midnight. Chance of snow 50 percent.

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Muscongus Sound - Muscongus Harbor Temperature Statistics

January Temperature

Wiscasset Airport (13 miles)

  • Lowest 2 January, 2026

    1.9 °F

  • Average January

    20.8 °F

  • Highest 8 January, 2026

    45 °F

Climate (2021–Present)

Wiscasset Airport (13 miles)

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  • Average Low 2021–2026

    38.8 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    57.9 °F
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