Sierra Vista Weather Forecast

    • 56
    • 75

    Thunderstorms

    • 56
    • 76

    Thunderstorms

    • 57
    • 78

    Thunderstorms Likely

    • 57
    • 80

    Chance Thunderstorms

    • 58
    • 83

    Slight Chance Thunderstorms

    • 60
    • 87

    Mostly Sunny

Today 19 Jul South Central Mountains

Partly cloudy with isolated Showers and Thunderstorms in the Morning, then mostly cloudy with numerous Showers and Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs in the upper 70s. Chance of rain 70 percent.

Tonight 19 Jul South Central Mountains

Partly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 60s. Chance of rain 20 percent.

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Sierra Vista Temperature Statistics

July Temperature

Sierra Blanca Regional Airport (9.9 miles)

  • Lowest 16 July, 2026

    55.8 °F

  • Average July

    71 °F

  • Highest 10 July, 2026

    89.2 °F

Climate (2021–2026)

Sierra Blanca Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    65.7 °F
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