Kennewick Weather Forecast

    • 56
    • 78

    Decreasing Clouds

    • 54
    • 77

    Partly Sunny

    • 58
    • 75

    Partly Sunny

    • 52
    • 79

    Partly Sunny

    • 55
    • 76

    Chance Rain Showers

    • 48
    • 71

    Chance Rain Showers

    • 45
    • 63

    Chance Rain Showers

Today 22 Sep Lower Columbia Basin of Washington

Partly cloudy in the Morning, then mostly cloudy with isolated Showers in the afternoon. Highs 74 to 79. South wind 5 to 10 Mph shifting to the southwest 10 to 15 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 22 Sep Lower Columbia Basin of Washington

Mostly cloudy with a 20 percent chance of Showers in the Evening, then mostly clear overnight. Lows 48 to 53. Southwest wind 10 to 15 Mph.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Kennewick Temperature Statistics

September Temperature

Pasco, Tri-Cities Airport (3.7 miles)

  • Lowest 12 September, 2019

    50 °F
  • Average September

    69.8 °F
  • Highest 1 September, 2019

    93 °F

Climate (2010–Present)

Pasco, Tri-Cities Airport (3.7 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2010–Present

    43.5 °F
  • Average 2010–Present

    56 °F
  • Average High 2010–Present

    67 °F
Get an account to remove ads