Gretna Lake Weather Forecast

    • 72
    • 93

    Increasing Clouds

    • 71
    • 91

    Chance Thunderstorms

    • 74
    • 93

    Chance Thunderstorms

    • 70
    • 91

    Chance Thunderstorms

    • 68
    • 86

    Partly Sunny

    • 72
    • 90

    Slight Chance Thunderstorms

Today 11 Aug Pittsylvania

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Hot with Highs in the mid 90s. West Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 11 Aug Pittsylvania

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Humid with Lows in the lower 70s. West Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gretna Lake Temperature Statistics

August Temperature

Brookneal/Campbell County Airport (22.4 miles)

  • Lowest 1 August, 2026

    60.8 °F

  • Average August

    77.8 °F

  • Highest 6 August, 2026

    93.2 °F

Climate (2021–2026)

Brookneal/Campbell County Airport (22.4 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    69.4 °F
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