Hourly Weather | Today Tuesday, June 9, 2026
Des Plaines, Illinois
9 PM
Cloudy Night
81°
Feels Like 82°
5
Humidity: 74%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
77°
Feels Like 81°
6
Humidity: 79%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
75°
Feels Like 77°
7
Humidity: 84%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 3.46 µg/m³
  • PM10: 3.68 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.51 µg/m³
  • PM10: 3.77 µg/m³
  • O3: 0.023 ppm
  • NO2: 2.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.53 µg/m³
  • PM10: 3.8 µg/m³
  • O3: 0.020 ppm
  • NO2: 2.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.12 ppm

Health Recommendations:

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