Weather in Kennewick, WA
Updated 2026-09-26 06:00 local time · ZIP codes 99336, 99337, 99338
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
50°16% rain
50°15% rain
51°4% rain
55°3% rain58°1% rain60°1% rain62°0% rain64°0% rain66°1% rain67°8% rain67°9% rain66°9% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 16%).
It feels like 46°F with winds near 8 mph.
66°F, 1% rain chance and 4 mph wind.
Visibility is around 6 mi; gusts may reach 17 mph.
Current temperature is 50°F, wind 8 mph, rain chance up to 16%.
UV index is 0.
Local weather characteristics in Kennewick
Washington has a mild, wetter marine climate west of the Cascades and a much drier interior climate east of the mountains. Terrain creates strong local rain, snow and temperature differences.
Kennewick is part of the West weather region. The forecast point is near 46.21°N latitude and 119.14°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Kennewick weather today
Overcast and 50°F in Kennewick, WA. Today's high is 67°F with a 6% rain chance. Winds are around 8 mph with gusts near 14 mph. Relative humidity is 65%, pressure is 30.08 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Kennewick
Sunrise is at 06:48 AM and sunset is at 06:47 PM. Tomorrow's forecast calls for Overcast with a high near 70°F and a low near 51°F. The maximum rain chance is 4%.