Tri-Cities Airport Weather Forecast

    • 44
    • 61

    Rain Likely

    • 34
    • 58

    Rain Likely

    • 34
    • 60

    Partly Sunny

    • 35
    • 63

    Mostly Sunny

    • 43
    • 69

    Mostly Cloudy

    • 44
    • 70

    Chance Rain

Today 14 Apr Lower Columbia Basin of Washington

Mostly cloudy. A 20 percent chance of rain in the afternoon. Highs in the mid 50s to lower 60s. Windy. Southwest wind 15 to 25 Mph with Gusts to around 35 Mph.

Tonight 14 Apr Lower Columbia Basin of Washington

Cloudy with a 20 percent chance of rain. Lows in the lower to mid 40s. Windy. Southwest wind 15 to 25 Mph with Gusts to around 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tri-Cities Airport Temperature Statistics

April Temperature

Tri-Cities Airport (0 miles)

  • Lowest 8 April, 2026

    31.6 °F

  • Average April

    53.7 °F

  • Highest 6 April, 2026

    79.6 °F

Climate (2021–Present)

Tri-Cities Airport (0 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    68.1 °F
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