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Today Hourly 7 days 30 days Air Quality
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Hourly Weather | Today | Saturday, August 16, 2025
Naperville, Illinois
5 AM
Cloudy NightCloudy night, overcast skies at night with no rain.
73°
Feels Like 75°
40
Humidity: 92%
Wind: 6 mph
UV Index: 0
6 AM
Cloudy NightCloudy night, overcast skies at night with no rain.
73°
Feels Like 79°
34
Humidity: 94%
Wind: 6 mph
UV Index: 0
7 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
73°
Feels Like 81°
29
Humidity: 94%
Wind: 6 mph
UV Index: 7
8 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
75°
Feels Like 84°
20
Humidity: 91%
Wind: 6 mph
UV Index: 15
9 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
81°
Feels Like 91°
20
Humidity: 81%
Wind: 7 mph
UV Index: 27
10 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
84°
Feels Like 97°
20
Humidity: 72%
Wind: 7 mph
UV Index: 40
11 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
88°
Feels Like 100°
20
Humidity: 64%
Wind: 8 mph
UV Index: 54
12 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
90°
Feels Like 102°
20
Humidity: 60%
Wind: 8 mph
UV Index: 73
1 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
91°
Feels Like 104°
20
Humidity: 56%
Wind: 8 mph
UV Index: 74
2 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
91°
Feels Like 102°
19
Humidity: 54%
Wind: 9 mph
UV Index: 51
3 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
93°
Feels Like 102°
19
Humidity: 50%
Wind: 9 mph
UV Index: 30
4 PM
Cloudy WeatherCloudy weather, overcast skies with no rain.
91°
Feels Like 99°
24
Humidity: 53%
Wind: 9 mph
UV Index: 20
5 PM
Stormy WeatherStormy weather, thunderstorms.
90°
Feels Like 93°
51
Humidity: 60%
Wind: 9 mph
UV Index: 7
6 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
88°
Feels Like 93°
47
Humidity: 63%
Wind: 8 mph
UV Index: 10
7 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
88°
Feels Like 93°
47
Humidity: 66%
Wind: 8 mph
UV Index: 5
8 PM
Stormy WeatherStormy weather, thunderstorms.
82°
Feels Like 90°
51
Humidity: 80%
Wind: 8 mph
UV Index: 0
9 PM
Cloudy NightCloudy night, overcast skies at night with no rain.
81°
Feels Like 88°
47
Humidity: 82%
Wind: 8 mph
UV Index: 0
10 PM
Cloudy NightCloudy night, overcast skies at night with no rain.
79°
Feels Like 84°
40
Humidity: 89%
Wind: 7 mph
UV Index: 0
11 PM
Cloudy NightCloudy night, overcast skies at night with no rain.
79°
Feels Like 84°
34
Humidity: 87%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

5 AM
65 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.78 µg/m³
  • PM10: 10.97 µg/m³
  • O₃: 25.12 ppb
  • NO₂: 10.91 ppb
  • SO₂: 2.46 ppb
  • CO: 237.45 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

6 AM
64 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 9.67 µg/m³
  • PM10: 9.85 µg/m³
  • O₃: 23.21 ppb
  • NO₂: 10.93 ppb
  • SO₂: 2.29 ppb
  • CO: 235.61 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

7 AM
62 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 9.08 µg/m³
  • PM10: 9.27 µg/m³
  • O₃: 21.31 ppb
  • NO₂: 10.95 ppb
  • SO₂: 2.12 ppb
  • CO: 233.76 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

8 AM
61 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 9.69 µg/m³
  • PM10: 9.84 µg/m³
  • O₃: 26.58 ppb
  • NO₂: 9.83 ppb
  • SO₂: 2.43 ppb
  • CO: 239.88 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

9 AM
60 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.26 µg/m³
  • PM10: 10.46 µg/m³
  • O₃: 31.85 ppb
  • NO₂: 8.71 ppb
  • SO₂: 2.74 ppb
  • CO: 246.01 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

10 AM
59 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.97 µg/m³
  • PM10: 11.18 µg/m³
  • O₃: 37.12 ppb
  • NO₂: 7.59 ppb
  • SO₂: 3.05 ppb
  • CO: 252.13 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

11 AM
59 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.95 µg/m³
  • PM10: 12.20 µg/m³
  • O₃: 51.96 ppb
  • NO₂: 5.82 ppb
  • SO₂: 2.91 ppb
  • CO: 237.90 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

12 PM
58 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 12.48 µg/m³
  • PM10: 12.73 µg/m³
  • O₃: 66.79 ppb
  • NO₂: 4.06 ppb
  • SO₂: 2.77 ppb
  • CO: 223.67 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

1 PM
58 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 12.27 µg/m³
  • PM10: 12.58 µg/m³
  • O₃: 81.63 ppb
  • NO₂: 2.29 ppb
  • SO₂: 2.62 ppb
  • CO: 209.45 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

2 PM
57 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.41 µg/m³
  • PM10: 11.85 µg/m³
  • O₃: 80.53 ppb
  • NO₂: 2.11 ppb
  • SO₂: 2.22 ppb
  • CO: 204.43 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

3 PM
57 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 10.67 µg/m³
  • PM10: 11.18 µg/m³
  • O₃: 79.44 ppb
  • NO₂: 1.94 ppb
  • SO₂: 1.82 ppb
  • CO: 199.41 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

4 PM
78 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 9.93 µg/m³
  • PM10: 10.41 µg/m³
  • O₃: 78.34 ppb
  • NO₂: 1.76 ppb
  • SO₂: 1.41 ppb
  • CO: 194.39 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

5 PM
95 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 9.40 µg/m³
  • PM10: 9.86 µg/m³
  • O₃: 72.82 ppb
  • NO₂: 3.46 ppb
  • SO₂: 1.39 ppb
  • CO: 207.74 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

6 PM
105 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 9.35 µg/m³
  • PM10: 9.82 µg/m³
  • O₃: 67.31 ppb
  • NO₂: 5.15 ppb
  • SO₂: 1.36 ppb
  • CO: 221.10 ppb

Health Recommendations:

Air quality may be unhealthy for sensitive groups. The general public is not likely to be affected.

7 PM
110 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 9.84 µg/m³
  • PM10: 10.35 µg/m³
  • O₃: 61.79 ppb
  • NO₂: 6.85 ppb
  • SO₂: 1.33 ppb
  • CO: 234.46 ppb

Health Recommendations:

Air quality may be unhealthy for sensitive groups. The general public is not likely to be affected.