Summersville Weather Forecast

    • 58
    • 90

    Mostly Sunny

    • 60
    • 91

    Mostly Sunny

    • 63
    • 91

    Partly Sunny

    • 64
    • 86

    Slight Chance Thunderstorms

    • 62
    • 87

    Slight Chance Thunderstorms

    • 61
    • 86

    Slight Chance Thunderstorms

Today 18 Sep Green

Sunny. Highs around 90. Light Winds becoming east up to 5 Mph in the afternoon.

Tonight 18 Sep Green

Clear. Lows in the upper 50s. East Winds up to 5 Mph in the evening becoming light.

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Summersville Temperature Statistics

September Temperature

Lebanon-Springfield Airport (26.7 miles)

  • Lowest 8 September, 2025

    48.2 °F

  • Average September

    70 °F

  • Highest 14 September, 2025

    93.2 °F

Climate (2020–Present)

Lebanon-Springfield Airport (26.7 miles)

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  • Average Low 2020–2025

    48.1 °F

  • Average 2020–2025

    57.7 °F

  • Average High 2020–2025

    68 °F
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