Tri-Cities Airport Weather Forecast

    • 56
    • 91

    Smoke

    • 60
    • 96

    Areas Smoke

    • 64
    • 100

    Hot

    • 63
    • 99

    Hot

    • 61
    • 95

    Sunny

    • 58
    • 91

    Mostly Sunny

Today 4 Aug Lower Columbia Basin of Washington

Sunny. Smoke in the Morning, then Areas of smoke in the afternoon. Highs in the upper 80s to lower 90s. Light Wind, becoming north 5 to 10 Mph in the afternoon.

Tonight 4 Aug Lower Columbia Basin of Washington

Clear. Patchy smoke. Lows in the mid to upper 50s. North wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

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Tri-Cities Airport Temperature Statistics

August Temperature

Tri-Cities Airport (0 miles)

  • Lowest 1 August, 2026

    63 °F

  • Average August

    79.1 °F

  • Highest 1 August, 2026

    93 °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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