Lower Monumental State Airport Weather Forecast

    • 34
    • 45

    Rain Likely

    • 33
    • 49

    Mostly Sunny

    • 34
    • 50

    Breezy

    • 32
    • 53

    Mostly Sunny

    • 32
    • 50

    Partly Sunny

    • 33
    • 53

    Mostly Sunny

    • 35
    • 55

    Partly Sunny

Today 24 Feb Lower Columbia Basin of Washington

Rain in the Morning, then a chance of rain in the afternoon. Highs in the lower to mid 40s. North wind 5 to 10 Mph. Chance of precipitation near 100 percent. Rainfall Amounts between a tenth and a quarter of an inch possible.

Tonight 24 Feb Lower Columbia Basin of Washington

Mostly cloudy with a 50 percent chance of rain. Lows in the lower to mid 30s. West wind 5 to 10 Mph. Rainfall Amounts less than a tenth of an inch.

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Lower Monumental State Airport Temperature Statistics

February Temperature

Walla Walla Regional Airport (33.6 miles)

  • Lowest 19 February, 2026

    25.6 °F

  • Average February

    40.8 °F

  • Highest 22 February, 2026

    61 °F

Climate (2021–Present)

Walla Walla Regional Airport (33.6 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    54.9 °F

  • Average High 2021–2026

    64.4 °F
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