Hourly Weather | Today Thursday, January 15, 2026
Des Plaines, Illinois
4 AM
Cloudy Night
14°
Feels Like -4°
0
Humidity: 66%
Wind: 15 mph
UV Index: 0
5 AM
Cloudy Night
14°
Feels Like -4°
0
Humidity: 66%
Wind: 15 mph
UV Index: 0
6 AM
Cloudy Night
14°
Feels Like -4°
0
Humidity: 67%
Wind: 14 mph
UV Index: 0
7 AM
Cloudy Night
16°
Feels Like
0
Humidity: 65%
Wind: 11 mph
UV Index: 0
8 AM
Cloudy Weather
14°
Feels Like
0
Humidity: 71%
Wind: 11 mph
UV Index: 1
9 AM
Cloudy Weather
16°
Feels Like
0
Humidity: 64%
Wind: 9 mph
UV Index: 1
10 AM
Cloudy Weather
19°
Feels Like 12°
0
Humidity: 58%
Wind: 9 mph
UV Index: 2
11 AM
Cloudy Weather
21°
Feels Like 18°
0
Humidity: 53%
Wind: 8 mph
UV Index: 2
12 PM
Cloudy Weather
21°
Feels Like 21°
1
Humidity: 51%
Wind: 7 mph
UV Index: 2
1 PM
Cloudy Weather
23°
Feels Like 19°
5
Humidity: 47%
Wind: 8 mph
UV Index: 2
2 PM
Cloudy Weather
25°
Feels Like 18°
5
Humidity: 45%
Wind: 9 mph
UV Index: 1
3 PM
Cloudy Weather
25°
Feels Like 16°
3
Humidity: 44%
Wind: 11 mph
UV Index: 1
4 PM
Cloudy Weather
27°
Feels Like 16°
0
Humidity: 42%
Wind: 11 mph
UV Index: 0
5 PM
Cloudy Night
25°
Feels Like 14°
0
Humidity: 46%
Wind: 11 mph
UV Index: 0
6 PM
Cloudy Weather
25°
Feels Like 14°
2
Humidity: 48%
Wind: 11 mph
UV Index: 0
7 PM
Cloudy Weather
25°
Feels Like 12°
38
Humidity: 50%
Wind: 11 mph
UV Index: 0
8 PM
Cloudy Weather
23°
Feels Like 12°
41
Humidity: 54%
Wind: 12 mph
UV Index: 0
9 PM
Snowy Weather
25°
Feels Like
45
Humidity: 58%
Wind: 12 mph
UV Index: 0
10 PM
Snowy Weather
25°
Feels Like
49
Humidity: 63%
Wind: 12 mph
UV Index: 0
11 PM
Snowy Weather
25°
Feels Like
51
Humidity: 70%
Wind: 14 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

4 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.53 µg/m³
  • PM10: 0.63 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

5 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.54 µg/m³
  • PM10: 0.64 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

6 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.56 µg/m³
  • PM10: 0.67 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

7 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.58 µg/m³
  • PM10: 0.72 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

8 AM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.6 µg/m³
  • PM10: 0.79 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

9 AM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.63 µg/m³
  • PM10: 0.85 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

10 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.68 µg/m³
  • PM10: 0.93 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

11 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.79 µg/m³
  • PM10: 1.04 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.5 ppb
  • SO2: 0.8 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

12 PM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.95 µg/m³
  • PM10: 1.2 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.5 ppb
  • SO2: 0.9 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

1 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.15 µg/m³
  • PM10: 1.4 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.6 ppb
  • SO2: 1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

2 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.31 µg/m³
  • PM10: 1.57 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.7 ppb
  • SO2: 1.2 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

3 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.4 µg/m³
  • PM10: 1.69 µg/m³
  • O3: 0.038 ppm
  • NO2: 2 ppb
  • SO2: 1.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

4 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.5 µg/m³
  • PM10: 1.84 µg/m³
  • O3: 0.037 ppm
  • NO2: 2.7 ppb
  • SO2: 1.5 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

5 PM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.68 µg/m³
  • PM10: 2.1 µg/m³
  • O3: 0.036 ppm
  • NO2: 3.4 ppb
  • SO2: 1.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

6 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.9 µg/m³
  • PM10: 2.37 µg/m³
  • O3: 0.036 ppm
  • NO2: 3.7 ppb
  • SO2: 1.9 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

7 PM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.1 µg/m³
  • PM10: 2.59 µg/m³
  • O3: 0.035 ppm
  • NO2: 3.7 ppb
  • SO2: 2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

8 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.23 µg/m³
  • PM10: 2.7 µg/m³
  • O3: 0.035 ppm
  • NO2: 3.5 ppb
  • SO2: 1.9 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.28 µg/m³
  • PM10: 2.72 µg/m³
  • O3: 0.035 ppm
  • NO2: 3.2 ppb
  • SO2: 1.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.31 µg/m³
  • PM10: 2.68 µg/m³
  • O3: 0.035 ppm
  • NO2: 3.1 ppb
  • SO2: 1.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.34 µg/m³
  • PM10: 2.61 µg/m³
  • O3: 0.035 ppm
  • NO2: 3.3 ppb
  • SO2: 1.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

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