Wiscasset Weather Forecast

    • 50
    • 74

    Increasing Clouds

    • 50
    • 74

    Mostly Sunny

    • 55
    • 82

    Mostly Sunny

    • 52
    • 79

    Partly Sunny

    • 62
    • 72

    Chance Rain Showers

    • 52
    • 81

    Partly Sunny

    • 49
    • 72

    Mostly Sunny

Today 5 Sep Lincoln

Partly sunny. Highs in the lower 70s. North Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 5 Sep Lincoln

Mostly clear in the Evening, then becoming partly cloudy. Lows around 50. North Winds around 10 Mph in the Evening, becoming light and variable.

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Wiscasset Temperature Statistics

September Temperature

Wiscasset Airport (3.1 miles)

  • Lowest 1 September, 2026

    51.1 °F

  • Average September

    65 °F

  • Highest 1 September, 2026

    77 °F

Climate (2021–2026)

Wiscasset Airport (3.1 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    58 °F
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