Sierra Vista Weather Forecast

    • 66
    • 89

    Slight Chance Thunderstorms

    • 65
    • 86

    Chance Thunderstorms

    • 65
    • 83

    Chance Thunderstorms

    • 65
    • 85

    Chance Thunderstorms

    • 66
    • 86

    Chance Thunderstorms

    • 67
    • 87

    Slight Chance Thunderstorms

Today 15 Sep Upper San Pedro River Valley including Sierra Vista/Benson

Mostly sunny in the Morning, then partly cloudy with a 20 percent chance of Showers and Thunderstorms in the afternoon. Highs 87 to 93.

Tonight 15 Sep Upper San Pedro River Valley including Sierra Vista/Benson

Partly cloudy. A 20 percent chance of Showers and Thunderstorms in the evening. Lows 62 to 68.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sierra Vista Temperature Statistics

September Temperature

Fort Huachuca, Libby AAF Ft Huachuca (3.7 miles)

  • Lowest 5 September, 2025

    63.7 °F

  • Average September

    76.6 °F

  • Highest 9 September, 2025

    93.6 °F

Climate (2020–Present)

Fort Huachuca, Libby AAF Ft Huachuca (3.7 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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