Summit Weather Forecast

    • 71
    • 95

    Increasing Clouds

    • 70
    • 92

    Mostly Cloudy

    • 67
    • 88

    Rain Showers Likely

    • 61
    • 82

    Chance Thunderstorms

    • 62
    • 83

    Slight Chance Thunderstorms

    • 66
    • 88

    Mostly Sunny

Today 26 Sep Tucson Metro Area including Tucson/Green Valley/Marana/Vail

Mostly sunny. Highs 90 to 96. Southeast wind around 10 Mph becoming southwest in the afternoon.

Tonight 26 Sep Tucson Metro Area including Tucson/Green Valley/Marana/Vail

Partly cloudy in the evening then becoming mostly cloudy. Lows 69 to 74. West wind around 10 Mph becoming southeast after midnight.

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Summit Temperature Statistics

September Temperature

Tucson, Tucson International Airport (4.3 miles)

  • Lowest 16 September, 2026

    69.7 °F

  • Average September

    85.3 °F

  • Highest 10 September, 2026

    101.6 °F

Climate (2021–2026)

Tucson, Tucson International Airport (4.3 miles)

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  • Average Low 2021–2026

    59.3 °F

  • Average 2021–2026

    72.6 °F

  • Average High 2021–2026

    86.4 °F
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