Whitman Mission National Historic Site Weather Forecast

    • 59
    • 95

    Sunny

    • 59
    • 91

    Mostly Cloudy

    • 57
    • 88

    Partly Sunny

    • 62
    • 94

    Mostly Cloudy

    • 61
    • 97

    Hot

    • 61
    • 98

    Hot

Today 10 Jul Foothills of the Blue Mountains of Washington

Sunny. Highs in the lower to mid 90s. Southwest wind 5 to 10 Mph.

Tonight 10 Jul Foothills of the Blue Mountains of Washington

Mostly clear. Lows in the upper 50s to lower 60s. Southwest wind 5 to 15 Mph. Gusts up to 30 Mph overnight.

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Whitman Mission National Historic Site Temperature Statistics

July Temperature

Walla Walla Regional Airport (9.3 miles)

  • Lowest 1 July, 2026

    52.6 °F

  • Average July

    78.4 °F

  • Highest 7 July, 2026

    98.6 °F

Climate (2021–2026)

Walla Walla Regional Airport (9.3 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    54.9 °F

  • Average High 2021–2026

    64.4 °F
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