Tri-Cities Airport Weather Forecast

    • 61
    • 95

    Increasing Clouds

    • 55
    • 91

    Mostly Sunny

    • 57
    • 89

    Sunny

    • 58
    • 93

    Sunny

    • 61
    • 97

    Hot

    • 60
    • 98

    Hot

Today 19 Jun Lower Columbia Basin of Washington

Partly cloudy in the morning then clearing. Highs in the lower to mid 90s. North wind 5 to 10 Mph.

Tonight 19 Jun Lower Columbia Basin of Washington

Partly cloudy. Lows in the mid to upper 50s. Light wind.

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Tri-Cities Airport Temperature Statistics

June Temperature

Tri-Cities Airport (0 miles)

  • Lowest 11 June, 2026

    41.6 °F

  • Average June

    67.9 °F

  • Highest 15 June, 2026

    97 °F

Climate (2021–2026)

Tri-Cities Airport (0 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    68.1 °F
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