Charbonneau Park Weather Forecast

    • 60
    • 86

    Increasing Clouds

    • 52
    • 73

    Rain Showers Likely

    • 49
    • 75

    Mostly Sunny

    • 54
    • 81

    Sunny

    • 51
    • 83

    Mostly Sunny

    • 50
    • 75

    Mostly Sunny

Today 13 Sep Lower Columbia Basin of Washington

Partly cloudy in the Morning, becoming sunny. Highs in the mid to upper 80s. South wind 5 to 10 Mph.

Tonight 13 Sep Lower Columbia Basin of Washington

Partly cloudy. A 20 percent chance of Showers overnight. Lows in the upper 50s to lower 60s. Southwest wind 5 to 10 Mph.

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Charbonneau Park Temperature Statistics

September Temperature

Tri-Cities Airport (13 miles)

  • Lowest 5 September, 2025

    57 °F

  • Average September

    75.1 °F

  • Highest 2 September, 2025

    99 °F

Climate (2020–Present)

Tri-Cities Airport (13 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    55.5 °F

  • Average High 2020–2025

    67.9 °F
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