Pioneer Park Weather Forecast

    • 55
    • 90

    Mostly Cloudy

    • 47
    • 67

    Rain Showers

    • 46
    • 69

    Partly Sunny

    • 43
    • 68

    Partly Sunny

    • 40
    • 62

    Slight Chance Rain Showers

    • 43
    • 65

    Partly Sunny

    • 46
    • 72

    Partly Sunny

Today 12 May Foothills of the Blue Mountains of Washington

Partly cloudy. Highs in the upper 80s to lower 90s. Northeast wind 5 to 10 Mph.

Tonight 12 May Foothills of the Blue Mountains of Washington

Mostly cloudy. Lows in the lower to mid 50s. Northeast wind 5 to 10 Mph shifting to the south with Gusts to around 35 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pioneer Park Temperature Statistics

May Temperature

Walla Walla Regional Airport (2.5 miles)

  • Lowest 1 May, 2026

    47.6 °F

  • Average May

    66.7 °F

  • Highest 2 May, 2026

    85.6 °F

Climate (2021–Present)

Walla Walla Regional Airport (2.5 miles)

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  • Average Low 2021–2026

    45.5 °F

  • Average 2021–2026

    55 °F

  • Average High 2021–2026

    64.6 °F
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