Smith Mountain Lake Weather Forecast

    • 48
    • 65

    Becoming Sunny

    • 49
    • 75

    Sunny

    • 51
    • 80

    Sunny

    • 53
    • 79

    Mostly Sunny

    • 54
    • 79

    Mostly Sunny

    • 57
    • 80

    Mostly Sunny

Today 24 Sep Franklin

Patchy fog in the morning. Mostly cloudy with a chance of rain in the Morning, then partly sunny in the afternoon. Highs in the mid 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 24 Sep Franklin

Mostly clear. Lows in the upper 40s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Smith Mountain Lake Temperature Statistics

September Temperature

Roanoke, Roanoke Regional Airport (24.9 miles)

  • Lowest 8 September, 2026

    59.6 °F

  • Average September

    78.7 °F

  • Highest 4 September, 2026

    98.7 °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

    70.1 °F
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