Cumberland Mountain Lake Weather Forecast

    • 64
    • 82

    Mostly Sunny

    • 65
    • 80

    Decreasing Clouds

    • 65
    • 82

    Mostly Sunny

    • 64
    • 82

    Mostly Sunny

    • 66
    • 83

    Mostly Sunny

    • 66
    • 85

    Mostly Sunny

    • 64
    • 84

    Slight Chance Thunderstorms

Today 13 Sep Grundy

Sunny. Highs in the lower 80s. Light and variable Winds.

Tonight 13 Sep Grundy

Mostly clear this Evening, then becoming partly cloudy. Lows in the lower 60s. Northeast Winds around 5 Mph, becoming southeast after midnight.

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Cumberland Mountain Lake Temperature Statistics

September Temperature

Winchester Municipal Airport (18 miles)

  • Lowest 8 September, 2025

    51.8 °F

  • Average September

    69.4 °F

  • Highest 5 September, 2025

    87.8 °F

Climate (2020–Present)

Winchester Municipal Airport (18 miles)

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  • Average Low 2020–2025

    50.3 °F

  • Average 2020–2025

    60.8 °F

  • Average High 2020–2025

    70.9 °F
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