Pasco Weather Forecast

    • 58
    • 75

    Chance Rain Showers

    • 54
    • 78

    Mostly Sunny

    • 56
    • 78

    Mostly Sunny

    • 56
    • 78

    Partly Sunny

    • 53
    • 74

    Mostly Cloudy

    • 53
    • 73

    Chance Rain Showers

    • 52
    • 70

    Chance Rain Showers

Today 11 Sep Lower Columbia Basin of Washington

Mostly cloudy with a 20 percent chance of rain Showers. Highs in the 70s. Southwest wind 5 to 15 Mph.

Tonight 11 Sep Lower Columbia Basin of Washington

Mostly cloudy with a 20 percent chance of rain Showers. Lows in the lower to mid 50s. West wind 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pasco Temperature Statistics

September Temperature

Tri-Cities Airport (1.9 miles)

  • Lowest 1 September, 2024

    49.6 °F

  • Average September

    75.9 °F

  • Highest 1 September, 2024

    97.6 °F

Climate (2019–Present)

Tri-Cities Airport (1.9 miles)

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  • Average Low 2019–2024

    42.9 °F

  • Average 2019–2024

    55.4 °F

  • Average High 2019–2024

    67.7 °F
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