Hourly Weather | Today Friday, December 26, 2025
Evanston, Illinois
2 AM
Cloudy Weather
37°
Feels Like 34°
0
Humidity: 90%
Wind: 7 mph
UV Index: 0
3 AM
Cloudy Weather
37°
Feels Like 34°
0
Humidity: 91%
Wind: 7 mph
UV Index: 0
4 AM
Cloudy Weather
36°
Feels Like 32°
0
Humidity: 94%
Wind: 7 mph
UV Index: 0
5 AM
Cloudy Weather
37°
Feels Like 34°
0
Humidity: 92%
Wind: 7 mph
UV Index: 0
6 AM
Cloudy Weather
37°
Feels Like 34°
0
Humidity: 90%
Wind: 7 mph
UV Index: 0
7 AM
Cloudy Weather
37°
Feels Like 34°
0
Humidity: 90%
Wind: 7 mph
UV Index: 0
8 AM
Cloudy Weather
37°
Feels Like 32°
0
Humidity: 90%
Wind: 8 mph
UV Index: 0
9 AM
Cloudy Weather
39°
Feels Like 34°
0
Humidity: 88%
Wind: 9 mph
UV Index: 0
10 AM
Cloudy Weather
39°
Feels Like 34°
0
Humidity: 86%
Wind: 9 mph
UV Index: 0
11 AM
Cloudy Weather
41°
Feels Like 34°
0
Humidity: 84%
Wind: 10 mph
UV Index: 1
12 PM
Cloudy Weather
41°
Feels Like 34°
0
Humidity: 82%
Wind: 10 mph
UV Index: 1
1 PM
Cloudy Weather
43°
Feels Like 36°
0
Humidity: 81%
Wind: 12 mph
UV Index: 1
2 PM
Cloudy Weather
43°
Feels Like 36°
0
Humidity: 80%
Wind: 12 mph
UV Index: 0
3 PM
Cloudy Weather
43°
Feels Like 36°
0
Humidity: 81%
Wind: 12 mph
UV Index: 0
4 PM
Cloudy Weather
43°
Feels Like 34°
0
Humidity: 81%
Wind: 13 mph
UV Index: 0
5 PM
Cloudy Weather
43°
Feels Like 34°
0
Humidity: 80%
Wind: 14 mph
UV Index: 0
6 PM
Cloudy Weather
45°
Feels Like 34°
0
Humidity: 80%
Wind: 15 mph
UV Index: 0
7 PM
Cloudy Weather
45°
Feels Like 34°
0
Humidity: 83%
Wind: 15 mph
UV Index: 0
8 PM
Cloudy Weather
45°
Feels Like 36°
0
Humidity: 81%
Wind: 14 mph
UV Index: 0
9 PM
Cloudy Weather
46°
Feels Like 36°
0
Humidity: 79%
Wind: 14 mph
UV Index: 0
10 PM
Cloudy Weather
46°
Feels Like 36°
0
Humidity: 80%
Wind: 14 mph
UV Index: 0
11 PM
Cloudy Weather
46°
Feels Like 37°
0
Humidity: 81%
Wind: 15 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

2 AM
40 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.53 µg/m³
  • PM10: 9.96 µg/m³
  • O3: 0.013 ppm
  • NO2: 7.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

3 AM
33 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.81 µg/m³
  • PM10: 8.1 µg/m³
  • O3: 0.012 ppm
  • NO2: 6.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

4 AM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.6 µg/m³
  • PM10: 6.84 µg/m³
  • O3: 0.013 ppm
  • NO2: 6.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

5 AM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.14 µg/m³
  • PM10: 6.46 µg/m³
  • O3: 0.015 ppm
  • NO2: 4.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

6 AM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.08 µg/m³
  • PM10: 6.57 µg/m³
  • O3: 0.019 ppm
  • NO2: 3.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

7 AM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.39 µg/m³
  • PM10: 7.17 µg/m³
  • O3: 0.022 ppm
  • NO2: 3.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

8 AM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.8 µg/m³
  • PM10: 7.88 µg/m³
  • O3: 0.024 ppm
  • NO2: 3.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

9 AM
30 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.27 µg/m³
  • PM10: 8.53 µg/m³
  • O3: 0.023 ppm
  • NO2: 3.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

10 AM
32 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.68 µg/m³
  • PM10: 8.93 µg/m³
  • O3: 0.022 ppm
  • NO2: 4.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

11 AM
33 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.87 µg/m³
  • PM10: 8.96 µg/m³
  • O3: 0.020 ppm
  • NO2: 4.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

12 PM
32 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.69 µg/m³
  • PM10: 8.56 µg/m³
  • O3: 0.017 ppm
  • NO2: 5.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

1 PM
29 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.99 µg/m³
  • PM10: 7.67 µg/m³
  • O3: 0.015 ppm
  • NO2: 5.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

2 PM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.62 µg/m³
  • PM10: 7.2 µg/m³
  • O3: 0.014 ppm
  • NO2: 6.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

3 PM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.32 µg/m³
  • PM10: 6.84 µg/m³
  • O3: 0.014 ppm
  • NO2: 6.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

4 PM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.95 µg/m³
  • PM10: 6.45 µg/m³
  • O3: 0.014 ppm
  • NO2: 7.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.25 ppm

Health Recommendations:

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

5 PM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.95 µg/m³
  • PM10: 6.46 µg/m³
  • O3: 0.014 ppm
  • NO2: 7.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

6 PM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.95 µg/m³
  • PM10: 6.47 µg/m³
  • O3: 0.014 ppm
  • NO2: 7.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

7 PM
24 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.8 µg/m³
  • PM10: 6.37 µg/m³
  • O3: 0.013 ppm
  • NO2: 7.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

8 PM
24 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.74 µg/m³
  • PM10: 6.38 µg/m³
  • O3: 0.013 ppm
  • NO2: 8 ppb
  • SO2: 0.3 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

9 PM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.63 µg/m³
  • PM10: 6.33 µg/m³
  • O3: 0.013 ppm
  • NO2: 8.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

10 PM
24 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.65 µg/m³
  • PM10: 6.42 µg/m³
  • O3: 0.012 ppm
  • NO2: 8.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

11 PM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6 µg/m³
  • PM10: 6.87 µg/m³
  • O3: 0.010 ppm
  • NO2: 9.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.28 ppm

Health Recommendations:

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