Pennesseewassee Lake Weather Forecast

    • 52
    • 79

    Becoming Sunny

    • 34
    • 70

    Sunny

    • 33
    • 65

    Sunny

    • 42
    • 69

    Mostly Sunny

    • 52
    • 76

    Partly Sunny

    • 54
    • 81

    Partly Sunny

Today 18 Sep Southern Oxford

Partly sunny. Isolated Showers in the morning. Patchy fog in the morning. Highs in the upper 70s. Light and variable Winds. Chance of rain 20 percent.

Tonight 18 Sep Southern Oxford

Mostly cloudy with isolated Showers. Patchy fog. Lows in the upper 40s. Light and variable Winds. Chance of rain 20 percent.

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Pennesseewassee Lake Temperature Statistics

September Temperature

Auburn-Lewiston (18.6 miles)

  • Lowest 9 September, 2025

    41 °F

  • Average September

    60.8 °F

  • Highest 6 September, 2025

    81 °F

Climate (2020–Present)

Auburn-Lewiston (18.6 miles)

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  • Average Low 2020–2025

    37.9 °F

  • Average 2020–2025

    47.6 °F

  • Average High 2020–2025

    57.1 °F
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