Palouse Falls State Park Weather Forecast

    • 36
    • 47

    Rain

    • 34
    • 51

    Rain Likely

    • 35
    • 49

    Rain

    • 29
    • 47

    Chance Rain

    • 30
    • 44

    Mostly Cloudy

    • 30
    • 44

    Mostly Cloudy

Today 23 Dec Lower Columbia Basin of Washington

Cloudy. A 20 percent chance of rain in the afternoon. Highs in the lower to mid 40s. Light Wind, becoming north 5 to 10 Mph in the afternoon.

Tonight 23 Dec Lower Columbia Basin of Washington

Rain likely. Lows in the lower to mid 30s. North wind 5 to 15 Mph. Gusts up to 25 Mph overnight. Chance of precipitation 70 percent. Rainfall Amounts around a tenth of an inch.

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Palouse Falls State Park Temperature Statistics

December Temperature

Walla Walla Regional Airport (39.1 miles)

  • Lowest 1 December, 2025

    27 °F

  • Average December

    48.2 °F

  • Highest 15 December, 2025

    68 °F

Climate (2020–Present)

Walla Walla Regional Airport (39.1 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    54.8 °F

  • Average High 2020–2025

    64.4 °F
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