Charleston Weather Forecast

    • 64
    • 84

    Rain Showers

    • 59
    • 69

    Rain Showers

    • 48
    • 68

    Rain Showers

    • 37
    • 59

    Mostly Sunny

    • 41
    • 62

    Sunny

    • 49
    • 68

    Partly Sunny

Today 13 Oct Lee

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west. Chance of rain 20 percent.

Tonight 13 Oct Lee

Showers with a chance of Thunderstorms. Humid with Lows in the lower 60s. North Winds around 5 Mph. Chance of rain 90 percent.

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Charleston Temperature Statistics

October Temperature

Keokuk Municipal Airport (9.9 miles)

  • Lowest 5 October, 2026

    44.6 °F

  • Average October

    64.1 °F

  • Highest 9 October, 2026

    84.2 °F

Climate (2021–2026)

Keokuk Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.2 °F
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