Phoenix Weather Forecast

    • 48
    • 70

    Chance Rain Showers

    • 49
    • 76

    Chance Rain Showers

    • 48
    • 74

    Rain Showers Likely

    • 49
    • 79

    Mostly Sunny

    • 51
    • 84

    Partly Sunny

    • 54
    • 88

    Mostly Sunny

Today 4 Sep Jackson County

Mostly cloudy. Chance of Showers in the Morning, then chance of Showers and slight chance of Thunderstorms in the afternoon. Highs in the lower 60s to lower 70s. Southeast Winds around 5 Mph shifting to the west in the afternoon. Chance of precipitation 30 percent.

Tonight 4 Sep Jackson County

Partly cloudy with a chance of Showers and slight chance of Thunderstorms in the Evening, then mostly clear after midnight. Lows in the mid 40s. Northwest Winds 5 to 10 Mph shifting to the east well after midnight. Chance of precipitation 40 percent.

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Phoenix Temperature Statistics

September Temperature

Rogue Valley International Airport (7.5 miles)

  • Lowest 1 September, 2026

    54 °F

  • Average September

    63.7 °F

  • Highest 1 September, 2026

    73.9 °F

Climate (2021–2026)

Rogue Valley International Airport (7.5 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    70.1 °F
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