Touchet Valley Airport Weather Forecast

    • 58
    • 86

    Mostly Sunny

    • 60
    • 87

    Mostly Sunny

    • 57
    • 86

    Sunny

    • 58
    • 88

    Sunny

    • 62
    • 95

    Mostly Sunny

    • 66
    • 97

    Hot

    • 64
    • 97

    Hot

Today 18 Aug Foothills of the Blue Mountains of Washington

Partly cloudy with a 20 percent chance of rain Showers in the Morning, then sunny in the afternoon. Highs in the mid to upper 80s. Southwest wind 5 to 10 Mph.

Tonight 18 Aug Foothills of the Blue Mountains of Washington

Mostly clear. Lows in the upper 50s. Southwest wind 5 to 10 Mph.

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Touchet Valley Airport Temperature Statistics

August Temperature

Walla Walla Regional Airport (15.5 miles)

  • Lowest 5 August, 2025

    56.6 °F

  • Average August

    76.7 °F

  • Highest 12 August, 2025

    101.6 °F

Climate (2020–Present)

Walla Walla Regional Airport (15.5 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    64 °F
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