Hourly Weather | Today › Wednesday, November 4, 2026
Kennewick, Washington
8 AM
Foggy Weather
36°
Feels Like 34°
0
Humidity: 100%
UV Index: 1
Wind: 5 mph
9 AM
Foggy Weather
39°
Feels Like 39°
0
Humidity: 100%
UV Index: 1
Wind: 5 mph
10 AM
Foggy Weather
43°
Feels Like 43°
0
Humidity: 90%
UV Index: 1
Wind: 6 mph
11 AM
Foggy Weather
48°
Feels Like 50°
0
Humidity: 77%
UV Index: 2
Wind: 6 mph
12 PM
Foggy Weather
54°
Feels Like 55°
0
Humidity: 66%
UV Index: 2
Wind: 6 mph
1 PM
Cloudy Weather
55°
Feels Like 57°
0
Humidity: 63%
UV Index: 2
Wind: 6 mph
2 PM
Cloudy Weather
55°
Feels Like 57°
0
Humidity: 61%
UV Index: 2
Wind: 6 mph
3 PM
Cloudy Weather
57°
Feels Like 59°
0
Humidity: 59%
UV Index: 1
Wind: 6 mph
4 PM
Cloudy Weather
54°
Feels Like 55°
0
Humidity: 67%
UV Index: 1
Wind: 5 mph
5 PM
Cloudy Night
50°
Feels Like 48°
0
Humidity: 78%
UV Index: 0
Wind: 6 mph
6 PM
Cloudy Night
48°
Feels Like 45°
0
Humidity: 83%
UV Index: 0
Wind: 6 mph
7 PM
Cloudy Night
46°
Feels Like 43°
3
Humidity: 86%
UV Index: 0
Wind: 7 mph
8 PM
Cloudy Night
43°
Feels Like 39°
3
Humidity: 91%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Night
45°
Feels Like 39°
3
Humidity: 88%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Weather
45°
Feels Like 39°
3
Humidity: 88%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Weather
46°
Feels Like 41°
3
Humidity: 84%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

8 AM
22 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.26 µg/m³
  • PM10: 6.01 µg/m³
  • O3: 0.019 ppm
  • NO2: 3.3 ppb
  • SO2: 0 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

9 AM
20 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.89 µg/m³
  • PM10: 5.76 µg/m³
  • O3: 0.020 ppm
  • NO2: 3.1 ppb
  • SO2: 0 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

10 AM
20 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.6 µg/m³
  • PM10: 5.64 µg/m³
  • O3: 0.022 ppm
  • NO2: 2.7 ppb
  • SO2: 0 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

11 AM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.57 µg/m³
  • PM10: 5.95 µg/m³
  • O3: 0.028 ppm
  • NO2: 2.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

12 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.35 µg/m³
  • PM10: 5.82 µg/m³
  • O3: 0.031 ppm
  • NO2: 2 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

1 PM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.1 µg/m³
  • PM10: 5.64 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

2 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.18 µg/m³
  • PM10: 5.81 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

3 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.12 µg/m³
  • PM10: 5.8 µg/m³
  • O3: 0.035 ppm
  • NO2: 2.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

4 PM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.12 µg/m³
  • PM10: 5.81 µg/m³
  • O3: 0.034 ppm
  • NO2: 2.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

5 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.24 µg/m³
  • PM10: 5.92 µg/m³
  • O3: 0.032 ppm
  • NO2: 3.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

6 PM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.37 µg/m³
  • PM10: 6.02 µg/m³
  • O3: 0.030 ppm
  • NO2: 4 ppb
  • SO2: 0.1 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

7 PM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.37 µg/m³
  • PM10: 6.01 µg/m³
  • O3: 0.028 ppm
  • NO2: 4.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

8 PM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.53 µg/m³
  • PM10: 5.04 µg/m³
  • O3: 0.026 ppm
  • NO2: 4.1 ppb
  • SO2: 0 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

9 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.61 µg/m³
  • PM10: 3.99 µg/m³
  • O3: 0.025 ppm
  • NO2: 3.7 ppb
  • SO2: 0 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

10 PM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.35 µg/m³
  • PM10: 3.62 µg/m³
  • O3: 0.024 ppm
  • NO2: 3.3 ppb
  • SO2: 0 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

11 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.15 µg/m³
  • PM10: 3.26 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.8 ppb
  • SO2: 0 ppb
  • CO: 0.18 ppm

Health Recommendations:

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