Optimist Park SW Weather Forecast

    • 84
    • 102

    Hot

    • 85
    • 101

    Hot

    • 83
    • 102

    Rain Showers Likely

    • 82
    • 101

    Chance Thunderstorms

    • 82
    • 100

    Slight Chance Thunderstorms

    • 83
    • 103

    Slight Chance Thunderstorms

Today 12 Sep East Valley

Sunny. Highs 98 to 103. Southeast wind around 5 Mph in the morning becoming southwest 5 to 10 Mph in the afternoon.

Tonight 12 Sep East Valley

Mostly clear. Lows 79 to 87. Southwest wind around 5 Mph.

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Optimist Park SW Temperature Statistics

September Temperature

Phoenix, Phoenix Sky Harbor International Airport (6.8 miles)

  • Lowest 1 September, 2026

    80.7 °F

  • Average September

    96.2 °F

  • Highest 8 September, 2026

    108.6 °F

Climate (2021–2026)

Phoenix, Phoenix Sky Harbor International Airport (6.8 miles)

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  • Average Low 2021–2026

    66.8 °F

  • Average 2021–2026

    78.1 °F

  • Average High 2021–2026

    89.6 °F
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