Pioneer Park Weather Forecast

    • 62
    • 94

    Mostly Sunny

    • 65
    • 97

    Mostly Sunny

    • 68
    • 98

    Mostly Cloudy

    • 58
    • 91

    Mostly Sunny

    • 57
    • 86

    Mostly Sunny

    • 61
    • 91

    Mostly Sunny

Today 19 Aug Foothills of the Blue Mountains of Washington

Partly cloudy. Highs in the lower to mid 90s. Southwest wind 5 to 10 Mph.

Tonight 19 Aug Foothills of the Blue Mountains of Washington

Mostly clear. Patchy smoke overnight. Lows in the upper 50s to lower 60s. Light wind.

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Pioneer Park Temperature Statistics

August Temperature

Walla Walla Regional Airport (2.5 miles)

  • Lowest 4 August, 2026

    53.7 °F

  • Average August

    76.7 °F

  • Highest 7 August, 2026

    98.7 °F

Climate (2021–2026)

Walla Walla Regional Airport (2.5 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    64.4 °F
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