Hourly Weather | Today Tuesday, April 7, 2026
Joliet, Illinois
6 PM
Cloudy Weather
39°
Feels Like 36°
0
Humidity: 33%
UV Index: 1
Wind: 10 mph
7 PM
Cloudy Weather
39°
Feels Like 34°
1
Humidity: 44%
UV Index: 0
Wind: 9 mph
8 PM
Cloudy Weather
39°
Feels Like 34°
7
Humidity: 51%
UV Index: 0
Wind: 9 mph
9 PM
Cloudy Weather
37°
Feels Like 30°
7
Humidity: 60%
UV Index: 0
Wind: 9 mph
10 PM
Cloudy Weather
36°
Feels Like 30°
6
Humidity: 63%
UV Index: 0
Wind: 8 mph
11 PM
Cloudy Weather
37°
Feels Like 30°
5
Humidity: 61%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 PM
63 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.07 µg/m³
  • PM10: 4.35 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 PM
59 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.89 µg/m³
  • PM10: 4.2 µg/m³
  • O3: 0.057 ppm
  • NO2: 1.2 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 PM
57 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.54 µg/m³
  • PM10: 3.89 µg/m³
  • O3: 0.056 ppm
  • NO2: 1.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 PM
55 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.27 µg/m³
  • PM10: 3.66 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 PM
52 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.03 µg/m³
  • PM10: 3.48 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

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

Pollutant Concentrations:

  • PM2.5: 2.81 µg/m³
  • PM10: 3.26 µg/m³
  • O3: 0.053 ppm
  • NO2: 1.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.14 ppm

Health Recommendations:

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