Kennebec River - Lines Island Weather Forecast

    • 65
    • 77

    Chance Rain Showers

    • 55
    • 76

    Chance Thunderstorms

    • 57
    • 76

    Mostly Sunny

    • 60
    • 76

    Slight Chance Rain Showers

    • 56
    • 73

    Partly Sunny

    • 56
    • 70

    Chance Rain Showers

Today 27 Aug Sagadahoc

Partly sunny. Highs in the lower 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 27 Aug Sagadahoc

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy with a chance of Showers after midnight. Patchy fog after midnight. Humid with Lows in the mid 60s. South Winds around 10 Mph. Chance of rain 30 percent.

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Kennebec River - Lines Island Temperature Statistics

August Temperature

Wiscasset Airport (5.6 miles)

  • Lowest 15 August, 2026

    52 °F

  • Average August

    72.1 °F

  • Highest 6 August, 2026

    90 °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 °F
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