Rough River Lake Weather Forecast

    • 61
    • 91

    Mostly Sunny

    • 63
    • 91

    Partly Sunny

    • 64
    • 91

    Slight Chance Thunderstorms

    • 64
    • 88

    Chance Rain Showers

    • 63
    • 84

    Chance Rain Showers

    • 62
    • 85

    Slight Chance Thunderstorms

Today 18 Sep Grayson

Sunny. Highs in the lower 90s. Light Winds becoming east up to 5 Mph in the afternoon.

Tonight 18 Sep Grayson

Mostly clear. Lows around 60. East Winds up to 5 Mph in the evening becoming light.

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Rough River Lake Temperature Statistics

September Temperature

Fort Knox (34.8 miles)

  • Lowest 8 September, 2025

    49.5 °F

  • Average September

    67.7 °F

  • Highest 15 September, 2025

    88.9 °F

Climate (2020–Present)

Fort Knox (34.8 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    66.9 °F
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