Pasco Weather Forecast

    • 67
    • 96

    Sunny

    • 68
    • 98

    Hot

    • 63
    • 91

    Mostly Sunny

    • 65
    • 88

    Partly Sunny

    • 63
    • 88

    Partly Sunny

    • 64
    • 91

    Mostly Sunny

Today 17 Jul Lower Columbia Basin of Washington

Sunny. Highs in the 90s. West wind 5 to 10 Mph.

Tonight 17 Jul Lower Columbia Basin of Washington

Clear. Lows in the lower to mid 60s. West wind 5 to 10 Mph.

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Pasco Temperature Statistics

July Temperature

Tri-Cities Airport (1.9 miles)

  • Lowest 6 July, 2025

    52.6 °F

  • Average July

    78.1 °F

  • Highest 8 July, 2025

    103.6 °F

Climate (2020–Present)

Tri-Cities Airport (1.9 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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