Tri-Cities Airport Weather Forecast

    • 60
    • 94

    Patchy Smoke

    • 56
    • 94

    Mostly Sunny

    • 57
    • 91

    Mostly Sunny

    • 61
    • 95

    Partly Sunny

    • 59
    • 94

    Slight Chance Rain Showers

    • 54
    • 89

    Partly Sunny

Today 17 Aug Lower Columbia Basin of Washington

Partly cloudy in the morning then clearing. Patchy smoke. Highs in the lower to mid 90s. Light wind.

Tonight 17 Aug Lower Columbia Basin of Washington

Partly cloudy. Patchy smoke. Lows in the upper 50s to mid 60s. Southwest wind 5 to 10 Mph.

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Tri-Cities Airport Temperature Statistics

August Temperature

Tri-Cities Airport (0 miles)

  • Lowest 5 August, 2026

    47.6 °F

  • Average August

    73.4 °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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