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Kennewick, WA 99346 Weather

It is 41°F and clear in Kennewick, WA 99346, observed at 8:45 AM PDT. Today: Partly Sunny, high 51°F, low 36°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Kennewick, WA 99346 current weather

41°F

Clear

H 51° / L 36°Feels like 41°

  • No rain expected in the next 12 hours

Observed at Hermiston, Hermiston Municipal Airport (14.5 mi away), 10/30/2026, 8:45 AM PDT

Hourly forecast

NWS, updated 10/30/2026, 4:00 AM PT

  1. Now42°
  2. 10 AM44°
  3. 11 AM46°
  4. 12 PM48°
  5. 1 PM49°
  6. 2 PM49°
  7. 3 PM50°
  8. 4 PM51°
  9. 5 PM50°
  10. 6 PM47°
  11. 7 PM45°
  12. 8 PM44°
  13. 9 PM43°
  14. 10 PM42°
  15. 11 PM41°
  16. 12 AM41°Sat
  17. 1 AM40°
  18. 2 AM40°
  19. 3 AM39°
  20. 4 AM40°
  21. 5 AM38°
  22. 6 AM38°
  23. 7 AM38°
  24. 8 AM37°
  25. 9 AM40°
  26. 10 AM44°
  27. 11 AM45°
  28. 12 PM46°
  29. 1 PM47°
  30. 2 PM48°
  31. 3 PM48°
  32. 4 PM49°
  33. 5 PM47°10%
  34. 6 PM45°10%
  35. 7 PM44°10%
  36. 8 PM44°10%
  37. 9 PM44°10%
  38. 10 PM43°10%
  39. 11 PM43°20%
  40. 12 AM42°20%Sun
  41. 1 AM42°20%
  42. 1 AM41°20%
  43. 2 AM41°20%
  44. 3 AM40°20%
  45. 4 AM40°
  46. 5 AM39°
  47. 6 AM38°
  48. 7 AM38°

10-day forecast

Tap a day for details

  • Today10/30Low 36°High 51°

    Today: Partly sunny, with a high near 51. West wind around 5 mph.

    Tonight: Partly cloudy. Low around 36, with temperatures rising to around 38 overnight. Northeast wind around 2 mph.

    Partly Sunny
  • Sat10/3120% chance of precipitationLow 37°High 49°

    Saturday: Mostly cloudy. High near 49, with temperatures falling to around 47 in the afternoon. North wind around 3 mph.

    Saturday Night: A slight chance of rain showers between 11pm and 4am. Cloudy, with a low around 37. West wind around 2 mph. Chance of precipitation is 20%.

    Mostly Cloudy
  • Sun11/1Low 34°High 52°

    Sunday: Partly sunny, with a high near 52. Southwest wind around 5 mph.

    Sunday Night: Mostly clear, with a low around 34.

    Partly Sunny
  • Mon11/2Low 38°High 51°

    Monday: Mostly sunny, with a high near 51.

    Monday Night: Mostly cloudy, with a low around 38.

    Mostly Sunny
  • Tue11/3Low 36°High 53°

    Tuesday: Partly sunny, with a high near 53.

    Tuesday Night: Mostly cloudy, with a low around 36.

    Partly Sunny
  • Wed11/4Low 37°High 52°

    Wednesday: Partly sunny, with a high near 52.

    Wednesday Night: Mostly cloudy, with a low around 37.

    Partly Sunny
  • Thu11/515% chance of precipitationLow 37°High 53°

    Thursday: A slight chance of rain showers after 4pm. Partly sunny, with a high near 53.

    Thursday Night: A slight chance of rain showers before 10pm. Mostly cloudy, with a low around 37.

    Partly Sunny then Slight Chance Rain Showers
  • Fri11/6Model blend19% chance of precipitationLow 34°High 58°

    Friday: Partly cloudy, slight chance of rain. High near 58°. Low that night near 34°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sat11/7Model blend15% chance of precipitationLow 34°High 56°

    Saturday: Partly cloudy. High near 56°. Low that night near 34°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sun11/8Model blend17% chance of precipitationLow 34°High 56°

    Sunday: Mostly cloudy. High near 56°. Low that night near 34°. About 0.03 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 46.032, -119.319 from the NWS PDT office, updated 10/30/2026, 4:00 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KHRI (Hermiston Muni, 14 mi), model run 10/30/2026, 7:00 AM PDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now42°Cloudy0%2 mph
  2. 10 AM44°Cloudy0%2 mph
  3. 11 AM46°Mostly Cloudy0%2 mph
  4. 12 PM48°Mostly Cloudy0%3 mph
  5. 1 PM49°Partly Sunny0%5 mph
  6. 2 PM49°Partly Sunny0%5 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Kennewick, WA 99346 right now?
The latest observation from Hermiston, Hermiston Municipal Airport was 41°F and clear, reported at 10/30/2026, 8:45 AM PDT.
What is the high temperature today in Kennewick, WA 99346?
The National Weather Service forecast for today calls for a high near 51°F. Partly Sunny.
Will it rain in Kennewick, WA 99346 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Kennewick, WA 99346?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 6 to Nov 8) come from the NOAA National Blend of Models, with highs of 56°F to 58°F. Model guidance this far out often changes.
What time is sunrise and sunset in Kennewick, WA 99346 today?
Sunrise is about 7:35 AM PDT and sunset is about 5:46 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Kennewick, WA 99346?
At Mcnary Dam, the 1991 to 2020 normal high in October is 64°F and the normal low is 44°F.

Nearby hazards

Washington hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: North Cayuse Fire (4,887 acres)

UV and air quality forecast

EPA and AirNow

AQI forecast today (Kennewick)
GoodPM2.5
AQI forecast tomorrow (Kennewick)
GoodPM2.5

UV index guide · Air quality

Drought

By county

Benton County, week of 10/27/2026

16% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:35 AM
Sunset
5:46 PM
Daylight
10 hr 11 min
Moon
Waning Gibbous 79% lit
First light (civil dawn)
7:04 AM
Last light (civil dusk)
6:17 PM
Moonrise
9:17 PM
Moonset
1:10 PM

Normal October weather

Climate

Normal October high 64°, low 44°, precipitation 0.71 in for the month. 1991 to 2020 normals at Mcnary Dam, 6 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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