Charleston Weather Forecast

    • 64
    • 85

    Rain Showers

    • 67
    • 91

    Slight Chance Thunderstorms

    • 68
    • 96

    Slight Chance Thunderstorms

    • 70
    • 97

    Slight Chance Thunderstorms

    • 70
    • 99

    Chance Thunderstorms

    • 69
    • 99

    Chance Thunderstorms

Today 21 Jul Upper San Pedro River Valley including Sierra Vista/Benson

Showers likely and chance of Thunderstorms in the Morning, then Showers and Thunderstorms likely in the afternoon. Some Thunderstorms may produce heavy rainfall in the morning. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs 81 to 87. Chance of precipitation 70 percent.

Tonight 21 Jul Upper San Pedro River Valley including Sierra Vista/Benson

Mostly cloudy with chance of Showers and Thunderstorms in the Evening, then partly cloudy with slight chance of Showers and Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows 63 to 69. Chance of precipitation 40 percent.

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Charleston Temperature Statistics

July Temperature

Fort Huachuca, Libby AAF Ft Huachuca (9.9 miles)

  • Lowest 2 July, 2026

    62.4 °F

  • Average July

    80.8 °F

  • Highest 8 July, 2026

    100 °F

Climate (2021–2026)

Fort Huachuca, Libby AAF Ft Huachuca (9.9 miles)

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  • Average Low 2021–2026

    53.9 °F

  • Average 2021–2026

    65.7 °F

  • Average High 2021–2026

    77.4 °F
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