Whitman Mission National Historic Site Weather Forecast

    • 37
    • 58

    Partly Sunny

    • 31
    • 54

    Partly Sunny

    • 29
    • 48

    Partly Sunny

    • 27
    • 43

    Mostly Cloudy

    • 26
    • 40

    Dense Fog

    • 25
    • 41

    Partly Sunny

    • 25
    • 40

    Partly Sunny

Today 12 Jan Foothills of the Blue Mountains of Washington

Mostly cloudy in the Morning, becoming mostly sunny. Highs in the mid to upper 50s. South wind 5 to 15 Mph.

Tonight 12 Jan Foothills of the Blue Mountains of Washington

Mostly cloudy. Lows in the upper 30s to lower 40s. South wind 5 to 15 Mph.

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Whitman Mission National Historic Site Temperature Statistics

January Temperature

Walla Walla Regional Airport (9.3 miles)

  • Lowest 1 January, 2026

    26.1 °F

  • Average January

    38.9 °F

  • Highest 4 January, 2026

    55 °F

Climate (2021–Present)

Walla Walla Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    64.3 °F
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