Charleston Weather Forecast

    • 63
    • 86

    Thunderstorms Likely

    • 65
    • 89

    Slight Chance Thunderstorms

    • 66
    • 92

    Mostly Sunny

    • 65
    • 94

    Mostly Sunny

    • 63
    • 93

    Slight Chance Thunderstorms

    • 62
    • 91

    Slight Chance Thunderstorms

Today 6 Sep Upper San Pedro River Valley including Sierra Vista/Benson

Partly cloudy with chance of Showers and slight chance of Thunderstorms in the Morning, then Showers likely and chance of Thunderstorms in the afternoon. Highs 81 to 87. Chance of precipitation 60 percent.

Tonight 6 Sep Upper San Pedro River Valley including Sierra Vista/Benson

Partly cloudy. A 30 percent chance of Showers and Thunderstorms in the evening. Lows 62 to 67.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Charleston Temperature Statistics

September Temperature

Fort Huachuca, Libby AAF Ft Huachuca (9.9 miles)

  • Lowest 3 September, 2025

    71.2 °F

  • Average September

    77.5 °F

  • Highest 3 September, 2025

    85.5 °F

Climate (2020–Present)

Fort Huachuca, Libby AAF Ft Huachuca (9.9 miles)

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  • Average Low 2020–2025

    53.1 °F

  • Average 2020–2025

    65.4 °F

  • Average High 2020–2025

    77.1 °F
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