Today | Weather | Thursday, December 4, 2025

Weather in Kennewick, Washington

02:09 AM
Now
Cloudy Weather
34° F
Feels Like 34°
Precipitation 7 %
Wind 5 mph
Humidity 96 %
Today
Rainy Weather
Day 43°
Night 36°
Precipitation 87 %
Wind 5 mph
UV Index (0 - 11+) 0

Kennewick Weather Forecast Updated

1 minute ago
Last updated on

Air Quality in Kennewick

NOW
14 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.63 µg/m³
PM10 2.43 µg/m³
O3 0.015 ppm
NO2 3.8 ppb
SO2 0 ppb
CO 0.16 ppm
NH3 0.51 µg/m³
NO 0.01 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.51.63 µg/m³
PM102.43 µg/m³
O328.74 µg/m³
NO27.16 µg/m³
SO20.06 µg/m³
CO188.55 µg/m³
NH30.51 µg/m³
NO0.01 µg/m³