Sebago Lake State Park Weather Forecast

    • 52
    • 81

    Becoming Sunny

    • 42
    • 72

    Sunny

    • 54
    • 75

    Partly Sunny

    • 57
    • 75

    Slight Chance Rain Showers

    • 49
    • 74

    Partly Sunny

    • 60
    • 75

    Mostly Cloudy

Today 10 Sep Central Interior Cumberland

Mostly sunny. Highs in the lower 80s. West Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 10 Sep Central Interior Cumberland

Partly cloudy. Lows in the lower 50s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph in the Evening, becoming light and variable.

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Sebago Lake State Park Temperature Statistics

September Temperature

Auburn-Lewiston (16.8 miles)

  • Lowest 7 September, 2026

    48 °F

  • Average September

    63.9 °F

  • Highest 7 September, 2026

    80.1 °F

Climate (2021–2026)

Auburn-Lewiston (16.8 miles)

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  • Average Low 2021–2026

    37.6 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    57.1 °F
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