Pennesseewassee Lake Weather Forecast

    • 51
    • 72

    Chance Rain Showers

    • 56
    • 68

    Rain Showers Likely

    • 41
    • 68

    Mostly Sunny

    • 48
    • 70

    Mostly Sunny

    • 54
    • 77

    Partly Sunny

    • 55
    • 74

    Chance Rain Showers

    • 48
    • 73

    Partly Sunny

Today 12 Sep Southern Oxford

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

Tonight 12 Sep Southern Oxford

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers after midnight. Patchy fog after midnight. Lows in the lower 50s. South Winds around 10 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Pennesseewassee Lake Temperature Statistics

September Temperature

Auburn-Lewiston (18.6 miles)

  • Lowest 9 September, 2026

    45 °F

  • Average September

    64.1 °F

  • Highest 10 September, 2026

    82.9 °F

Climate (2021–2026)

Auburn-Lewiston (18.6 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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