Keystone Peak Weather Forecast

    • 55
    • 70

    Sunny

    • 51
    • 72

    Sunny

    • 53
    • 71

    Mostly Sunny

    • 53
    • 72

    Mostly Sunny

    • 54
    • 71

    Partly Sunny

    • 54
    • 71

    Mostly Sunny

Today 8 Nov Upper Santa Cruz River and Altar Valleys including Nogales

Sunny. Highs 78 to 83.

Tonight 8 Nov Upper Santa Cruz River and Altar Valleys including Nogales

Clear. Lows 47 to 53.

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Keystone Peak Temperature Statistics

November Temperature

Tucson Ryan Field Airport (18 miles)

  • Lowest 1 November, 2025

    50 °F

  • Average November

    74 °F

  • Highest 3 November, 2025

    91.4 °F

Climate (2020–Present)

Tucson Ryan Field Airport (18 miles)

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  • Average Low 2020–2025

    56.3 °F

  • Average 2020–2025

    73.5 °F

  • Average High 2020–2025

    84 °F
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