Foothills Reserve Weather Forecast

    • 75
    • 89

    Rain Showers Likely

    • 77
    • 94

    Becoming Sunny

    • 78
    • 100

    Hot

    • 76
    • 102

    Hot

    • 78
    • 102

    Hot

    • 78
    • 101

    Hot

    • 78
    • 101

    Slight Chance Thunderstorms

Today 16 Sep South Mountain/Ahwatukee

Partly sunny. A slight chance of Showers in the Morning, then a slight chance of afternoon Showers and Thunderstorms. Highs 97 to 103. Chance of rain 10 percent.

Tonight 16 Sep South Mountain/Ahwatukee

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy with a chance of Showers and a slight chance of Thunderstorms after midnight. Heavy rainfall in the evening. Lows 70 to 78. East wind 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Foothills Reserve Temperature Statistics

September Temperature

Phoenix, Phoenix Sky Harbor International Airport (11.2 miles)

  • Lowest 1 September, 2026

    80.7 °F

  • Average September

    96.5 °F

  • Highest 10 September, 2026

    109.7 °F

Climate (2021–2026)

Phoenix, Phoenix Sky Harbor International Airport (11.2 miles)

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  • Average Low 2021–2026

    66.8 °F

  • Average 2021–2026

    78.2 °F

  • Average High 2021–2026

    89.6 °F
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