Prescott Weather Forecast

    • 50
    • 78

    Becoming Sunny

    • 55
    • 84

    Mostly Sunny

    • 51
    • 83

    Mostly Sunny

    • 48
    • 74

    Partly Sunny

    • 46
    • 70

    Chance Rain Showers

    • 46
    • 72

    Mostly Sunny

Today 8 Sep Foothills of the Blue Mountains of Washington

Partly cloudy in the morning then clearing. Highs in the mid to upper 70s. Light wind.

Tonight 8 Sep Foothills of the Blue Mountains of Washington

Mostly clear. Lows in the upper 40s to lower 50s. Light wind.

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Prescott Temperature Statistics

September Temperature

Walla Walla Regional Airport (13.7 miles)

  • Lowest 4 September, 2026

    49.6 °F

  • Average September

    63.5 °F

  • Highest 1 September, 2026

    81.6 °F

Climate (2021–2026)

Walla Walla Regional Airport (13.7 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    54.9 °F

  • Average High 2021–2026

    64.5 °F
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