Gretna Lake Weather Forecast

    • 68
    • 87

    Chance Thunderstorms

    • 64
    • 83

    Rain Showers

    • 60
    • 73

    Rain Showers Likely

    • 57
    • 65

    Chance Rain Showers

    • 54
    • 67

    Slight Chance Rain Showers

    • 54
    • 71

    Partly Sunny

Today 20 Sep Pittsylvania

Mostly sunny. Humid with Highs in the upper 80s. South Winds 5 to 10 Mph.

Tonight 20 Sep Pittsylvania

Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Humid with Lows in the upper 60s. Southwest Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gretna Lake Temperature Statistics

September Temperature

Brookneal/Campbell County Airport (22.4 miles)

  • Lowest 16 September, 2026

    53.6 °F

  • Average September

    77.3 °F

  • Highest 4 September, 2026

    104 °F

Climate (2021–2026)

Brookneal/Campbell County Airport (22.4 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    69.9 °F
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