Whitman Mission National Historic Site Weather Forecast

    • 46
    • 74

    Breezy

    • 44
    • 71

    Partly Sunny

    • 46
    • 75

    Partly Sunny

    • 49
    • 81

    Partly Sunny

    • 52
    • 85

    Mostly Sunny

    • 51
    • 85

    Partly Sunny

Today 29 May Foothills of the Blue Mountains of Washington

Partly cloudy in the Morning, becoming sunny. Highs in the lower to mid 70s. Windy. Southwest wind 15 to 25 Mph with Gusts to around 35 Mph.

Tonight 29 May Foothills of the Blue Mountains of Washington

Mostly cloudy. Lows in the mid to upper 40s. Windy. Southwest wind 15 to 25 Mph with Gusts to around 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Whitman Mission National Historic Site Temperature Statistics

May Temperature

Walla Walla Regional Airport (9.3 miles)

  • Lowest 17 May, 2026

    42.7 °F

  • Average May

    63.5 °F

  • Highest 2 May, 2026

    85.6 °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

    55 °F

  • Average High 2021–2026

    64.6 °F
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