Mount Lemmon Weather Forecast

    • 60
    • 76

    Sunny

    • 63
    • 78

    Mostly Sunny

    • 61
    • 77

    Mostly Sunny

    • 58
    • 74

    Partly Sunny

    • 55
    • 73

    Sunny

    • 54
    • 72

    Sunny

Today 10 May Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven

Sunny. Highs 77 to 89.

Tonight 10 May Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven

Clear. Lows 61 to 67.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Lemmon Temperature Statistics

May Temperature

Davis-Monthan Air Force Base (19.9 miles)

  • Lowest 6 May, 2026

    52 °F

  • Average May

    73 °F

  • Highest 3 May, 2026

    88.9 °F

Climate (2021–Present)

Davis-Monthan Air Force Base (19.9 miles)

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  • Average Low 2021–2026

    58.2 °F

  • Average 2021–2026

    70.9 °F

  • Average High 2021–2026

    83.9 °F
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