Kennebec River - Lines Island Weather Forecast

    • 60
    • 73

    Rain Showers

    • 45
    • 72

    Mostly Sunny

    • 47
    • 64

    Partly Sunny

    • 48
    • 61

    Chance Rain

    • 46
    • 66

    Partly Sunny

    • 44
    • 62

    Partly Sunny

    • 45
    • 62

    Partly Sunny

Today 17 Sep Sagadahoc

Cloudy with a 20 percent chance of Showers. Highs in the lower 70s. Light and variable Winds.

Tonight 17 Sep Sagadahoc

A slight chance of Thunderstorms. Showers. Areas of fog. Lows in the upper 50s. Light and variable Winds. Chance of rain 90 percent.

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  • Temperature Real-Time

Kennebec River - Lines Island Temperature Statistics

September Temperature

Wiscasset Airport (5.6 miles)

  • Lowest 15 September, 2026

    42.1 °F

  • Average September

    64.9 °F

  • Highest 10 September, 2026

    87.1 °F

Climate (2021–2026)

Wiscasset Airport (5.6 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    58.1 °F
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