Tri-Cities Airport Weather Forecast

    • 30
    • 49

    Slight Chance Rain

    • 31
    • 48

    Patchy Freezing Fog

    • 31
    • 47

    Mostly Cloudy

    • 36
    • 50

    Mostly Cloudy

    • 26
    • 53

    Partly Sunny

    • 26
    • 44

    Partly Sunny

Today 20 Nov Lower Columbia Basin of Washington

Partly sunny. A 20 percent chance of rain in the morning. Highs in the upper 40s to lower 50s. Light Wind, becoming south 5 to 10 Mph in the afternoon.

Tonight 20 Nov Lower Columbia Basin of Washington

Mostly clear. Patchy freezing fog overnight. Lows in the upper 20s to lower 30s. Light wind.

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Tri-Cities Airport Temperature Statistics

November Temperature

Tri-Cities Airport (0 miles)

  • Lowest 8 November, 2025

    30 °F

  • Average November

    48.7 °F

  • Highest 1 November, 2025

    72 °F

Climate (2020–Present)

Tri-Cities Airport (0 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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