Walla Walla Regional Airport Weather Forecast

    • 46
    • 56

    Mostly Cloudy

    • 46
    • 62

    Rain

    • 42
    • 59

    Rain

    • 38
    • 50

    Rain Likely

    • 40
    • 51

    Rain

    • 36
    • 48

    Rain Likely

Today 14 Dec Foothills of the Blue Mountains of Washington

Partly sunny. Highs in the mid to upper 50s. South wind 5 to 15 Mph.

Tonight 14 Dec Foothills of the Blue Mountains of Washington

Mostly cloudy. A 20 percent chance of rain overnight. Lows in the lower to mid 40s. Southeast wind 5 to 10 Mph.

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Walla Walla Regional Airport Temperature Statistics

December Temperature

Walla Walla Regional Airport (0 miles)

  • Lowest 1 December, 2025

    27 °F

  • Average December

    47 °F

  • Highest 10 December, 2025

    66 °F

Climate (2020–Present)

Walla Walla Regional Airport (0 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    54.8 °F

  • Average High 2020–2025

    64.3 °F
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