Lower Monumental State Airport Weather Forecast

    • 22
    • 39

    Mostly Sunny

    • 23
    • 35

    Mostly Cloudy

    • 18
    • 34

    Mostly Sunny

    • 21
    • 31

    Partly Sunny

    • 21
    • 33

    Partly Sunny

    • 22
    • 35

    Partly Sunny

    • 25
    • 36

    Mostly Cloudy

Today 17 Jan Lower Columbia Basin of Washington

Sunny. Highs in the upper 30s to lower 40s. Northwest wind 5 to 10 Mph.

Tonight 17 Jan Lower Columbia Basin of Washington

Clear. Patchy freezing fog overnight. Lows in the lower to mid 20s. Light wind.

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Lower Monumental State Airport Temperature Statistics

January Temperature

Walla Walla Regional Airport (33.6 miles)

  • Lowest 14 January, 2025

    28 °F

  • Average January

    36.5 °F

  • Highest 4 January, 2025

    49.6 °F

Climate (2020–Present)

Walla Walla Regional Airport (33.6 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    54.4 °F

  • Average High 2020–2025

    63.9 °F
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