Smith Mountain Lake Weather Forecast

    • 25
    • 42

    Increasing Clouds

    • 31
    • 45

    Partly Sunny

    • 41
    • 58

    Mostly Cloudy

    • 45
    • 64

    Mostly Cloudy

    • 49
    • 70

    Partly Sunny

    • 51
    • 76

    Partly Sunny

    • 37
    • 66

    Partly Sunny

Today 17 Mar Franklin

Mostly sunny with a 20 percent chance of snow Showers. Much cooler. Near steady temperature in the upper 30s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 17 Mar Franklin

Mostly clear this Evening, then becoming mostly cloudy. Cold with Lows in the mid 20s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph, Diminishing to around 5 Mph after midnight.

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Smith Mountain Lake Temperature Statistics

March Temperature

Roanoke, Roanoke Regional Airport (24.9 miles)

  • Lowest 13 March, 2026

    27 °F

  • Average March

    57 °F

  • Highest 11 March, 2026

    86 °F

Climate (2021–Present)

Roanoke, Roanoke Regional Airport (24.9 miles)

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  • Average Low 2021–2026

    49.6 °F

  • Average 2021–2026

    59.4 °F

  • Average High 2021–2026

    69.8 °F
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