Tri-Cities Airport Weather Forecast

    • 56
    • 89

    Mostly Sunny

    • 58
    • 94

    Becoming Sunny

    • 60
    • 98

    Hot

    • 54
    • 90

    Mostly Sunny

    • 57
    • 89

    Sunny

    • 56
    • 91

    Sunny

    • 56
    • 89

    Mostly Sunny

Today 5 Jul Lower Columbia Basin of Washington

Sunny. Highs in the mid 80s to lower 90s. Northwest wind 5 to 10 Mph.

Tonight 5 Jul Lower Columbia Basin of Washington

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

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Tri-Cities Airport Temperature Statistics

July Temperature

Tri-Cities Airport (0 miles)

  • Lowest 1 July, 2026

    54.6 °F

  • Average July

    71 °F

  • Highest 3 July, 2026

    89.1 °F

Climate (2021–2026)

Tri-Cities Airport (0 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    68 °F
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