Tri-Cities Airport Weather Forecast

    • 64
    • 96

    Decreasing Clouds

    • 55
    • 95

    Sunny

    • 55
    • 88

    Sunny

    • 59
    • 91

    Mostly Sunny

    • 61
    • 95

    Mostly Sunny

    • 59
    • 93

    Mostly Sunny

Today 15 Jun Lower Columbia Basin of Washington

Partly cloudy. Highs in the 90s. Light Wind, becoming southwest 5 to 10 Mph in the afternoon.

Tonight 15 Jun Lower Columbia Basin of Washington

Mostly cloudy in the evening then clearing. Lows in the lower to mid 60s. Southwest wind 5 to 10 Mph.

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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

    65 °F

  • Highest 2 June, 2026

    84.7 °F

Climate (2021–Present)

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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