Whitman Mission National Historic Site Weather Forecast

    • 39
    • 51

    Rain Likely

    • 38
    • 59

    Rain

    • 37
    • 54

    Rain Likely

    • 37
    • 61

    Mostly Sunny

    • 42
    • 67

    Mostly Sunny

    • 45
    • 70

    Partly Sunny

Today 31 Mar Foothills of the Blue Mountains of Washington

Mostly cloudy. A chance of rain or snow in the Morning, then a chance of rain in the afternoon. Snow level 2000 feet in the morning. Highs in the upper 40s to lower 50s. Light Wind, becoming southwest 5 to 10 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 31 Mar Foothills of the Blue Mountains of Washington

Mostly cloudy with a 20 percent chance of rain. Lows in the upper 30s. Light wind.

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Whitman Mission National Historic Site Temperature Statistics

March Temperature

Walla Walla Regional Airport (9.3 miles)

  • Lowest 15 March, 2026

    31.6 °F

  • Average March

    50.4 °F

  • Highest 19 March, 2026

    76.6 °F

Climate (2021–Present)

Walla Walla Regional Airport (9.3 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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