Pasco Weather Forecast

    • 55
    • 83

    Increasing Clouds

    • 57
    • 86

    Mostly Cloudy

    • 56
    • 89

    Mostly Sunny

    • 57
    • 89

    Mostly Sunny

    • 58
    • 88

    Sunny

    • 57
    • 88

    Mostly Sunny

Today 1 May Lower Columbia Basin of Washington

Sunny in the Morning, becoming partly cloudy. Highs in the lower 80s. Light Wind, becoming northeast 5 to 10 Mph in the afternoon.

Tonight 1 May Lower Columbia Basin of Washington

Mostly cloudy. Lows in the lower to mid 50s. Northeast wind 5 to 10 Mph.

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Pasco Temperature Statistics

May Temperature

Tri-Cities Airport (1.9 miles)

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  • Average May

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Climate (2021–Present)

Tri-Cities Airport (1.9 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    68 °F
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