Smith Mountain Lake Weather Forecast

    • 68
    • 85

    Mostly Cloudy

    • 68
    • 89

    Chance Thunderstorms

    • 68
    • 87

    Slight Chance Thunderstorms

    • 67
    • 85

    Partly Sunny

    • 69
    • 88

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

    • 73
    • 94

    Mostly Sunny

Today 26 Aug Franklin

Partly sunny. Near steady temperature in the mid 80s. South Winds 5 to 10 Mph.

Tonight 26 Aug Franklin

Mostly cloudy this Evening, then becoming partly cloudy. Warmer with Lows in the upper 60s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Smith Mountain Lake Temperature Statistics

August Temperature

Roanoke, Roanoke Regional Airport (24.9 miles)

  • Lowest 24 August, 2026

    57.9 °F

  • Average August

    78.4 °F

  • Highest 14 August, 2026

    92.6 °F

Climate (2021–2026)

Roanoke, Roanoke Regional Airport (24.9 miles)

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  • Average Low 2021–2026

    49.6 °F

  • Average 2021–2026

    59.5 °F

  • Average High 2021–2026

    70 °F
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