Hourly Weather | Today Wednesday, May 20, 2026
Aurora, Illinois
5 PM
Cloudy Weather
61°
Feels Like 59°
0
Humidity: 48%
UV Index: 3
Wind: 14 mph
6 PM
Cloudy Weather
57°
Feels Like 55°
0
Humidity: 46%
UV Index: 2
Wind: 14 mph
7 PM
Cloudy Weather
55°
Feels Like 52°
0
Humidity: 47%
UV Index: 1
Wind: 13 mph
8 PM
Cloudy Weather
54°
Feels Like 46°
0
Humidity: 50%
UV Index: 0
Wind: 12 mph
9 PM
Cloudy Night
52°
Feels Like 46°
0
Humidity: 49%
UV Index: 0
Wind: 10 mph
10 PM
Cloudy Night
50°
Feels Like 45°
0
Humidity: 51%
UV Index: 0
Wind: 9 mph
11 PM
Cloudy Night
48°
Feels Like 43°
0
Humidity: 56%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 5.22 µg/m³
  • PM10: 5.78 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.8 ppb
  • SO2: 1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.02 µg/m³
  • PM10: 5.59 µg/m³
  • O3: 0.048 ppm
  • NO2: 1.2 ppb
  • SO2: 1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.53 µg/m³
  • PM10: 5.1 µg/m³
  • O3: 0.047 ppm
  • NO2: 1.6 ppb
  • SO2: 1.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.71 µg/m³
  • PM10: 4.26 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.2 ppb
  • SO2: 1.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.91 µg/m³
  • PM10: 3.47 µg/m³
  • O3: 0.042 ppm
  • NO2: 2.6 ppb
  • SO2: 1.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.27 µg/m³
  • PM10: 2.85 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.1 ppb
  • SO2: 1.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.02 µg/m³
  • PM10: 2.62 µg/m³
  • O3: 0.037 ppm
  • NO2: 3.4 ppb
  • SO2: 1.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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