Keystone Peak Weather Forecast

    • 74
    • 95

    Sunny

    • 69
    • 94

    Sunny

    • 69
    • 90

    Sunny

    • 72
    • 91

    Sunny

    • 73
    • 95

    Sunny

    • 71
    • 92

    Mostly Sunny

    • 68
    • 88

    Mostly Sunny

Today 15 Jun Upper Santa Cruz River and Altar Valleys including Nogales

Sunny. Highs 102 to 108.

Tonight 15 Jun Upper Santa Cruz River and Altar Valleys including Nogales

Clear. Lows 67 to 73.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Keystone Peak Temperature Statistics

June Temperature

Tucson Ryan Field Airport (18 miles)

  • Lowest 1 June, 2025

    64.4 °F

  • Average June

    89.6 °F

  • Highest 12 June, 2025

    105.8 °F

Climate (2020–Present)

Tucson Ryan Field Airport (18 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    56.3 °F

  • Average 2020–2025

    73.5 °F

  • Average High 2020–2025

    84.1 °F
Get WillyWeather+ to remove ads