Sun City Grand Weather Forecast

    • 81
    • 100

    Hot

    • 81
    • 102

    Hot

    • 78
    • 102

    Hot

    • 75
    • 100

    Hot

    • 72
    • 97

    Hot

    • 74
    • 97

    Hot

Today 7 Sep Northwest Valley

Sunny and warmer. Highs 97 to 102. West wind around 5 Mph.

Tonight 7 Sep Northwest Valley

Clear. Lows 75 to 83. Southwest wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sun City Grand Temperature Statistics

September Temperature

Luke Air Force Base / Phoenix (8.7 miles)

  • Lowest 4 September, 2025

    74.8 °F

  • Average September

    88.8 °F

  • Highest 3 September, 2025

    102.9 °F

Climate (2020–Present)

Luke Air Force Base / Phoenix (8.7 miles)

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  • Average Low 2020–2025

    62.4 °F

  • Average 2020–2025

    74.6 °F

  • Average High 2020–2025

    86.5 °F
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