Charleston Weather Forecast

    • 59
    • 85

    Decreasing Clouds

    • 57
    • 84

    Partly Sunny

    • 58
    • 89

    Mostly Sunny

    • 59
    • 91

    Mostly Sunny

    • 66
    • 92

    Partly Sunny

    • 63
    • 90

    Partly Sunny

Today 16 Sep Kanawha

Partly sunny. Near steady temperature around 80. Northeast Winds around 5 Mph.

Tonight 16 Sep Kanawha

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 50s. East Winds around 5 Mph.

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Charleston Temperature Statistics

September Temperature

Charleston, Yeager Airport (2.5 miles)

  • Lowest 9 September, 2025

    46.9 °F

  • Average September

    65.4 °F

  • Highest 13 September, 2025

    88 °F

Climate (2020–Present)

Charleston, Yeager Airport (2.5 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    56.8 °F

  • Average High 2020–2025

    68 °F
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