Lower Monumental State Airport Weather Forecast

    • 59
    • 89

    Mostly Sunny

    • 64
    • 96

    Sunny

    • 67
    • 101

    Hot

    • 59
    • 92

    Mostly Sunny

    • 56
    • 86

    Sunny

    • 60
    • 93

    Mostly Sunny

    • 62
    • 96

    Mostly Sunny

Today 6 Jul Lower Columbia Basin of Washington

Sunny. Highs in the upper 80s to lower 90s. West wind 5 to 10 Mph.

Tonight 6 Jul Lower Columbia Basin of Washington

Mostly clear. Lows in the upper 50s to lower 60s. Light wind.

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Lower Monumental State Airport Temperature Statistics

July Temperature

Walla Walla Regional Airport (33.6 miles)

  • Lowest 4 July, 2025

    61 °F
  • Average July

    77.7 °F
  • Highest 1 July, 2025

    98.1 °F

Climate (2020–Present)

Walla Walla Regional Airport (33.6 miles)

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  • Average Low 2020–2025

    45 °F
  • Average 2020–2025

    54.4 °F
  • Average High 2020–2025

    64 °F
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