Lower Monumental State Airport Weather Forecast

    • 31
    • 58

    Becoming Sunny

    • 31
    • 53

    Mostly Sunny

    • 37
    • 62

    Partly Sunny

    • 41
    • 64

    Mostly Cloudy

    • 40
    • 66

    Slight Chance Rain

    • 40
    • 62

    Slight Chance Rain

Today 25 Mar Lower Columbia Basin of Washington

Mostly sunny. Highs in the upper 50s to lower 60s. Windy. Southwest wind 15 to 25 Mph. Gusts up to 25 Mph increasing to 35 Mph in the afternoon.

Tonight 25 Mar Lower Columbia Basin of Washington

Partly cloudy. Lows in the lower 30s. Windy. West wind 15 to 25 Mph with Gusts to around 35 Mph decreasing to 5 to 15 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Monumental State Airport Temperature Statistics

March Temperature

Walla Walla Regional Airport (33.6 miles)

  • Lowest 15 March, 2026

    31.6 °F

  • Average March

    50.3 °F

  • Highest 19 March, 2026

    76.6 °F

Climate (2021–Present)

Walla Walla Regional Airport (33.6 miles)

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  • Average Low 2021–2026

    45.5 °F

  • Average 2021–2026

    54.9 °F

  • Average High 2021–2026

    64.5 °F
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