Hourly Weather | Today Tuesday, January 13, 2026
Auburn, Washington
4 PM
Cloudy Weather
55°
Feels Like 54°
0
Humidity: 87%
Wind: 6 mph
UV Index: 0
5 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 93%
Wind: 5 mph
UV Index: 0
6 PM
Cloudy Night
54°
Feels Like 52°
0
Humidity: 93%
Wind: 5 mph
UV Index: 0
7 PM
Cloudy Night
54°
Feels Like 54°
0
Humidity: 88%
Wind: 5 mph
UV Index: 0
8 PM
Cloudy Night
52°
Feels Like 52°
0
Humidity: 91%
Wind: 5 mph
UV Index: 0
9 PM
Cloudy Night
52°
Feels Like 50°
0
Humidity: 92%
Wind: 5 mph
UV Index: 0
10 PM
Cloudy Weather
52°
Feels Like 50°
0
Humidity: 89%
Wind: 5 mph
UV Index: 0
11 PM
Cloudy Weather
52°
Feels Like 50°
0
Humidity: 87%
Wind: 5 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.05 µg/m³
  • PM10: 6.59 µg/m³
  • O3: 0.020 ppm
  • NO2: 4.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

5 PM
18 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.3 µg/m³
  • PM10: 6.95 µg/m³
  • O3: 0.015 ppm
  • NO2: 5.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

6 PM
20 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.71 µg/m³
  • PM10: 7.48 µg/m³
  • O3: 0.011 ppm
  • NO2: 7.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

7 PM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.55 µg/m³
  • PM10: 8.13 µg/m³
  • O3: 0.009 ppm
  • NO2: 8.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

8 PM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.21 µg/m³
  • PM10: 8.27 µg/m³
  • O3: 0.008 ppm
  • NO2: 9 ppb
  • SO2: 0.4 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

9 PM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.57 µg/m³
  • PM10: 8.24 µg/m³
  • O3: 0.007 ppm
  • NO2: 8.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

10 PM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.82 µg/m³
  • PM10: 8.26 µg/m³
  • O3: 0.006 ppm
  • NO2: 8.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

11 PM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.83 µg/m³
  • PM10: 8.18 µg/m³
  • O3: 0.005 ppm
  • NO2: 8 ppb
  • SO2: 0.1 ppb
  • CO: 0.26 ppm

Health Recommendations:

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