Kennebec River - Little Swan Island Weather Forecast

    • 69
    • 87

    Chance Rain Showers

    • 49
    • 88

    Chance Rain Showers

    • 41
    • 63

    Mostly Sunny

    • 44
    • 66

    Mostly Cloudy

    • 43
    • 61

    Chance Rain Showers

    • 44
    • 60

    Chance Rain Showers

Today 19 May Sagadahoc

Partly sunny. A chance of Showers with a slight chance of Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds and small hail this afternoon. Warmer with Highs in the mid 80s. Southwest Winds 10 to 15 Mph. Chance of rain 40 percent.

Tonight 19 May Sagadahoc

Partly cloudy. A chance of Showers with a slight chance of Thunderstorms in the evening. Some Thunderstorms may produce gusty Winds and small hail in the evening. Lows in the upper 60s. Southwest Winds around 10 Mph in the Evening, becoming light and variable. Chance of rain 30 percent.

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Kennebec River - Little Swan Island Temperature Statistics

May Temperature

Wiscasset Airport (8.1 miles)

  • Lowest 4 May, 2026

    33.1 °F

  • Average May

    52.5 °F

  • Highest 16 May, 2026

    73 °F

Climate (2021–Present)

Wiscasset Airport (8.1 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.8 °F
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