Tri-Cities Airport Weather Forecast

    • 58
    • 96

    Patchy Smoke

    • 53
    • 86

    Mostly Sunny

    • 57
    • 91

    Mostly Sunny

    • 60
    • 95

    Mostly Sunny

    • 54
    • 91

    Mostly Sunny

    • 50
    • 85

    Mostly Sunny

Today 22 Aug Lower Columbia Basin of Washington

Partly cloudy. A 20 percent chance of Showers in the morning. Patchy smoke in the morning. Highs in the 90s. South wind 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 22 Aug Lower Columbia Basin of Washington

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tri-Cities Airport Temperature Statistics

August Temperature

Tri-Cities Airport (0 miles)

  • Lowest 5 August, 2026

    47.6 °F

  • Average August

    74.7 °F

  • Highest 7 August, 2026

    102.7 °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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