Sagadahoc Bay Weather Forecast

    • 27
    • 52

    Rain

    • 32
    • 40

    Breezy

    • 21
    • 42

    Partly Sunny

    • 19
    • 27

    Partly Sunny

    • 27
    • 35

    Chance Rain/Snow

    • 21
    • 34

    Partly Sunny

Today 19 Dec Sagadahoc

Rain. Areas of fog in the morning. Patchy fog in the afternoon. Highs in the mid 50s. South Winds 15 to 25 Mph. Gusts up to 45 Mph, increasing to 55 Mph in the afternoon. Chance of rain near 100 percent.

Tonight 19 Dec Sagadahoc

Cloudy with a 50 percent chance of rain. Areas of fog. Lows in the mid 30s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Sagadahoc Bay Temperature Statistics

December Temperature

Wiscasset Airport (13.7 miles)

  • Lowest 9 December, 2025

    -2.9 °F

  • Average December

    24.5 °F

  • Highest 10 December, 2025

    41 °F

Climate (2020–Present)

Wiscasset Airport (13.7 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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