Kennewick Weather Forecast

    • 25
    • 38

    Mostly Sunny

    • 27
    • 35

    Patchy Freezing Fog

    • 25
    • 39

    Partly Sunny

    • 23
    • 39

    Mostly Sunny

    • 24
    • 36

    Mostly Sunny

    • 24
    • 37

    Mostly Sunny

Today 22 Jan Lower Columbia Basin of Washington

Sunny. Highs in the mid to upper 30s. Light Wind, becoming north 5 to 10 Mph in the afternoon.

Tonight 22 Jan Lower Columbia Basin of Washington

Mostly clear. Lows in the lower to mid 20s. North wind 5 to 10 Mph in the Evening, becoming light.

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Kennewick Temperature Statistics

January Temperature

Tri-Cities Airport (3.7 miles)

  • Lowest 18 January, 2025

    18 °F

  • Average January

    36.6 °F

  • Highest 11 January, 2025

    55.7 °F

Climate (2020–Present)

Tri-Cities Airport (3.7 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    55.7 °F

  • Average High 2020–2025

    68 °F
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