Sienna Vista Weather Forecast

    • 80
    • 103

    Slight Chance Thunderstorms

    • 80
    • 101

    Hot

    • 81
    • 99

    Slight Chance Thunderstorms

    • 83
    • 101

    Hot

    • 84
    • 104

    Hot

    • 84
    • 106

    Hot

    • 83
    • 104

    Chance Thunderstorms

Today 3 Sep Buckeye/Avondale

Mostly sunny. Highs 98 to 103. South wind 5 to 10 Mph.

Tonight 3 Sep Buckeye/Avondale

Partly cloudy with a slight chance of Showers and Thunderstorms. Lows 73 to 82. Southeast wind 5 to 10 Mph. Chance of rain 10 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sienna Vista Temperature Statistics

September Temperature

Glendale, Glendale Municipal Airport (8.7 miles)

  • Lowest 1 September, 2026

    78.8 °F

  • Average September

    91.8 °F

  • Highest 1 September, 2026

    98.6 °F

Climate (2021–2026)

Glendale, Glendale Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    64.5 °F

  • Average 2021–2026

    78.7 °F

  • Average High 2021–2026

    87 °F
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