Tri-Cities Airport Weather Forecast

    • 56
    • 80

    Increasing Clouds

    • 49
    • 81

    Becoming Sunny

    • 49
    • 80

    Mostly Sunny

    • 51
    • 82

    Mostly Sunny

    • 52
    • 85

    Sunny

    • 55
    • 89

    Mostly Sunny

    • 57
    • 92

    Mostly Sunny

Today 29 Jun Lower Columbia Basin of Washington

Partly cloudy. Highs in the upper 70s to mid 80s. Breezy. Southwest wind 10 to 20 Mph with Gusts to around 30 Mph.

Tonight 29 Jun Lower Columbia Basin of Washington

Mostly cloudy. Lows in the 50s. Breezy. Southwest wind 10 to 20 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tri-Cities Airport Temperature Statistics

June Temperature

Tri-Cities Airport (0 miles)

  • Lowest 11 June, 2026

    41.6 °F

  • Average June

    69.1 °F

  • Highest 15 June, 2026

    97.6 °F

Climate (2021–2026)

Tri-Cities Airport (0 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    68 °F
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