Hourly Weather | Today Wednesday, December 24, 2025
Naperville, Illinois
1 PM
Cloudy Weather
46°
Feels Like 43°
15
Humidity: 58%
Wind: 8 mph
UV Index: 2
2 PM
Cloudy Weather
46°
Feels Like 43°
15
Humidity: 59%
Wind: 8 mph
UV Index: 1
3 PM
Cloudy Weather
46°
Feels Like 41°
20
Humidity: 63%
Wind: 8 mph
UV Index: 0
4 PM
Cloudy Weather
45°
Feels Like 39°
39
Humidity: 67%
Wind: 8 mph
UV Index: 0
5 PM
Rainy Weather
45°
Feels Like 37°
43
Humidity: 73%
Wind: 7 mph
UV Index: 0
6 PM
Rainy Weather
43°
Feels Like 37°
43
Humidity: 78%
Wind: 6 mph
UV Index: 0
7 PM
Rainy Weather
43°
Feels Like 37°
43
Humidity: 88%
Wind: 6 mph
UV Index: 0
8 PM
Rainy Weather
41°
Feels Like 37°
43
Humidity: 92%
Wind: 5 mph
UV Index: 0
9 PM
Cloudy Weather
41°
Feels Like 39°
39
Humidity: 96%
Wind: 5 mph
UV Index: 0
10 PM
Cloudy Weather
41°
Feels Like 39°
40
Humidity: 97%
Wind: 5 mph
UV Index: 0
11 PM
Cloudy Weather
41°
Feels Like 39°
43
Humidity: 96%
Wind: 5 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

1 PM
57 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.22 µg/m³
  • PM10: 17.24 µg/m³
  • O3: 0.015 ppm
  • NO2: 11.6 ppb
  • SO2: 0.9 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

2 PM
57 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.28 µg/m³
  • PM10: 17.19 µg/m³
  • O3: 0.015 ppm
  • NO2: 11.2 ppb
  • SO2: 0.8 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

3 PM
58 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.97 µg/m³
  • PM10: 17.79 µg/m³
  • O3: 0.016 ppm
  • NO2: 11 ppb
  • SO2: 0.8 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

4 PM
61 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 17.13 µg/m³
  • PM10: 18.76 µg/m³
  • O3: 0.016 ppm
  • NO2: 10.7 ppb
  • SO2: 0.8 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

5 PM
63 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18 µg/m³
  • PM10: 19.4 µg/m³
  • O3: 0.016 ppm
  • NO2: 10.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

6 PM
64 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.75 µg/m³
  • PM10: 20 µg/m³
  • O3: 0.015 ppm
  • NO2: 9.7 ppb
  • SO2: 0.6 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

7 PM
66 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.35 µg/m³
  • PM10: 20.41 µg/m³
  • O3: 0.014 ppm
  • NO2: 9.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

8 PM
66 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.57 µg/m³
  • PM10: 20.42 µg/m³
  • O3: 0.013 ppm
  • NO2: 9.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

9 PM
66 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.49 µg/m³
  • PM10: 20.11 µg/m³
  • O3: 0.011 ppm
  • NO2: 9.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

10 PM
66 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.33 µg/m³
  • PM10: 19.8 µg/m³
  • O3: 0.010 ppm
  • NO2: 9.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

11 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.07 µg/m³
  • PM10: 19.43 µg/m³
  • O3: 0.008 ppm
  • NO2: 10.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.28 ppm

Health Recommendations:

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