Charleston Weather Forecast

    • 45
    • 83

    Slight Chance Thunderstorms

    • 46
    • 85

    Mostly Sunny

    • 49
    • 91

    Sunny

    • 52
    • 93

    Partly Sunny

    • 51
    • 92

    Partly Sunny

    • 52
    • 93

    Partly Sunny

Today 2 Jul Wasatch Back

Partly cloudy. A 20 percent chance of Showers and Thunderstorms in the afternoon. Highs in the lower 80s.

Tonight 2 Jul Wasatch Back

Partly cloudy. Lows in the upper 40s.

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Charleston Temperature Statistics

July Temperature

Provo, Provo Municipal Airport (21.1 miles)

  • Lowest

  • Average July

  • Highest

Climate (2021–2026)

Provo, Provo Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    42.5 °F
  • Average 2021–2026

    53.2 °F
  • Average High 2021–2026

    64.3 °F
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