Tri-Cities Airport Weather Forecast

    • 42
    • 73

    Sunny

    • 42
    • 76

    Sunny

    • 45
    • 78

    Mostly Sunny

    • 50
    • 81

    Mostly Sunny

    • 46
    • 76

    Mostly Sunny

    • 47
    • 72

    Mostly Cloudy

    • 48
    • 68

    Slight Chance Rain Showers

Today 24 Sep Lower Columbia Basin of Washington

Clear. Lows 40 to 45. West wind around 5 Mph shifting to the south overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tri-Cities Airport Temperature Statistics

September Temperature

Pasco, Tri-Cities Airport (0 miles)

  • Lowest 19 September, 2018

    39.9 °F
  • Average September

    64.7 °F
  • Highest 9 September, 2018

    82.9 °F

Climate (2010–Present)

Pasco, Tri-Cities Airport (0 miles)

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  • Average Low 2010–Present

    43.2 °F
  • Average 2010–Present

    56.2 °F
  • Average High 2010–Present

    67.4 °F
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