Tri-Cities Airport Weather Forecast

    • 58
    • 97

    Patchy Smoke

    • 58
    • 92

    Patchy Smoke

    • 56
    • 91

    Sunny

    • 57
    • 91

    Sunny

    • 57
    • 90

    Sunny

    • 59
    • 90

    Mostly Sunny

    • 60
    • 91

    Mostly Sunny

Today 8 Aug Lower Columbia Basin of Washington

Partly cloudy. Patchy smoke. Highs in the 90s. Southwest wind 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 8 Aug Lower Columbia Basin of Washington

Mostly clear. Patchy smoke. Lows in the upper 50s to lower 60s. West wind 5 to 10 Mph with Gusts to around 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tri-Cities Airport Temperature Statistics

August Temperature

Tri-Cities Airport (0 miles)

  • Lowest 4 August, 2026

    48.7 °F

  • Average August

    73.1 °F

  • Highest 6 August, 2026

    96.1 °F

Climate (2021–2026)

Tri-Cities Airport (0 miles)

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  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    67.9 °F
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