NWS Forecast for: Kennewick WA
Issued by: National Weather Service Pendleton, OR
Last Update: 9:20am PST December 17, 2025		Print

  • Today

    Today: Mostly sunny. High near 55, with temperatures falling to around 46 in the afternoon. Southwest wind 17 to 26 mph, with gusts as high as 40 mph.

    High: 55 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of rain after 4am. Mostly cloudy, with a low around 41. Southwest wind 6 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Low: 41 °F

    Mostly Cloudy then Chance Light Rain

  • Thursday

    Thursday: Rain. Cloudy. High near 54, with temperatures falling to around 50 in the afternoon. South wind 6 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain

  • Thursday
    Night

    Thursday Night: Rain. Mostly cloudy, with a low around 43. Southwest wind 17 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

    Low: 43 °F

    Light Rain

  • Friday

    Friday: A chance of rain. Partly sunny, with a high near 50. Southwest wind 12 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

    High: 50 °F

    Chance Light Rain

  • Friday
    Night

    Friday Night: A slight chance of rain before 10pm. Mostly clear, with a low around 37. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance Light Rain then Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday
    Night

    Saturday Night: A slight chance of rain after 4am. Partly cloudy, with a low around 34. Chance of precipitation is 20%.

    Low: 34 °F

    Partly Cloudy then Slight Chance Light Rain

  • Sunday

    Sunday: Rain likely. Partly sunny, with a high near 44.

    High: 44 °F

    Light Rain Likely

    • Today: Mostly sunny. High near 55, with temperatures falling to around 46 in the afternoon. Southwest wind 17 to 26 mph, with gusts as high as 40 mph.

    Tonight: A chance of rain after 4am. Mostly cloudy, with a low around 41. Southwest wind 6 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Thursday: Rain. Cloudy. High near 54, with temperatures falling to around 50 in the afternoon. South wind 6 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Thursday Night: Rain. Mostly cloudy, with a low around 43. Southwest wind 17 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

    Friday: A chance of rain. Partly sunny, with a high near 50. Southwest wind 12 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

    Friday Night: A slight chance of rain before 10pm. Mostly clear, with a low around 37. Chance of precipitation is 20%.

    Saturday: Sunny, with a high near 48.

    Saturday Night: A slight chance of rain after 4am. Partly cloudy, with a low around 34. Chance of precipitation is 20%.

    Sunday: Rain likely. Partly sunny, with a high near 44.

    Sunday Night: Rain likely. Mostly cloudy, with a low around 36.

    Monday: A chance of rain. Partly sunny, with a high near 47.

    Monday Night: A slight chance of rain before 10pm. Partly cloudy, with a low around 33.

    Tuesday: A slight chance of rain after 4pm. Partly sunny, with a high near 43.

    Tuesday Night: A slight chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 32.


    Kennewick WA : 46.19°N 119.16°W (Elev. 505 ft)

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