Charleston Weather Forecast

    • 57
    • 76

    Rain Showers Likely

    • 48
    • 78

    Mostly Sunny

    • 57
    • 83

    Slight Chance Thunderstorms

    • 57
    • 87

    Mostly Sunny

    • 65
    • 88

    Partly Sunny

    • 68
    • 92

    Partly Sunny

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Charleston Temperature Statistics

May Temperature

Fort Smith Regional Airport (18.6 miles)

  • Lowest 7 May, 2026

    44.7 °F
  • Average May

    64.2 °F
  • Highest 3 May, 2026

    84.7 °F

Climate (2021–Present)

Fort Smith Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    54.1 °F
  • Average 2021–2026

    64.7 °F
  • Average High 2021–2026

    76.1 °F
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