Hourly Weather | Today Thursday, February 26, 2026
Oak Lawn, Illinois
1 AM
Cloudy Night
28°
Feels Like 25°
7
Humidity: 53%
UV Index: 0
Wind: 6 mph
2 AM
Cloudy Night
28°
Feels Like 25°
7
Humidity: 54%
UV Index: 0
Wind: 6 mph
3 AM
Cloudy Night
27°
Feels Like 23°
7
Humidity: 54%
UV Index: 0
Wind: 6 mph
4 AM
Cloudy Night
27°
Feels Like 23°
7
Humidity: 56%
UV Index: 0
Wind: 6 mph
5 AM
Cloudy Night
27°
Feels Like 23°
7
Humidity: 57%
UV Index: 0
Wind: 4 mph
6 AM
Cloudy Night
25°
Feels Like 21°
5
Frost Risk: 62%
Humidity: 61%
UV Index: 0
Wind: 4 mph
7 AM
Cloudy Weather
25°
Feels Like 27°
0
Frost Risk: 41%
Humidity: 58%
UV Index: 0
Wind: 4 mph
8 AM
Cloudy Weather
27°
Feels Like 32°
0
Humidity: 55%
UV Index: 1
Wind: 4 mph
9 AM
Cloudy Weather
30°
Feels Like 37°
0
Humidity: 48%
UV Index: 2
Wind: 4 mph
10 AM
Cloudy Weather
34°
Feels Like 41°
0
Humidity: 43%
UV Index: 3
Wind: 4 mph
11 AM
Cloudy Weather
37°
Feels Like 41°
0
Humidity: 40%
UV Index: 3
Wind: 6 mph
12 PM
Cloudy Weather
39°
Feels Like 41°
0
Humidity: 38%
UV Index: 4
Wind: 7 mph
1 PM
Cloudy Weather
41°
Feels Like 43°
0
Humidity: 36%
UV Index: 3
Wind: 8 mph
2 PM
Cloudy Weather
43°
Feels Like 41°
0
Humidity: 37%
UV Index: 3
Wind: 9 mph
3 PM
Cloudy Weather
45°
Feels Like 39°
0
Humidity: 38%
UV Index: 2
Wind: 11 mph
4 PM
Cloudy Weather
43°
Feels Like 39°
0
Humidity: 43%
UV Index: 1
Wind: 9 mph
5 PM
Cloudy Weather
41°
Feels Like 37°
0
Humidity: 50%
UV Index: 0
Wind: 8 mph
6 PM
Cloudy Night
39°
Feels Like 36°
0
Humidity: 57%
UV Index: 0
Wind: 7 mph
7 PM
Cloudy Night
37°
Feels Like 32°
0
Humidity: 64%
UV Index: 0
Wind: 8 mph
8 PM
Cloudy Night
37°
Feels Like 32°
0
Humidity: 66%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Night
37°
Feels Like 30°
0
Humidity: 68%
UV Index: 0
Wind: 8 mph
10 PM
Cloudy Night
36°
Feels Like 30°
0
Humidity: 73%
UV Index: 0
Wind: 8 mph
11 PM
Cloudy Night
36°
Feels Like 30°
0
Humidity: 76%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.26 µg/m³
  • PM10: 4.96 µg/m³
  • O3: 0.031 ppm
  • NO2: 5.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

2 AM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.5 µg/m³
  • PM10: 5.19 µg/m³
  • O3: 0.031 ppm
  • NO2: 4.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

3 AM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.85 µg/m³
  • PM10: 5.57 µg/m³
  • O3: 0.031 ppm
  • NO2: 4.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.20 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.28 µg/m³
  • PM10: 6.07 µg/m³
  • O3: 0.031 ppm
  • NO2: 4.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.89 µg/m³
  • PM10: 6.83 µg/m³
  • O3: 0.030 ppm
  • NO2: 4.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.75 µg/m³
  • PM10: 7.93 µg/m³
  • O3: 0.029 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.

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

Pollutant Concentrations:

  • PM2.5: 7.85 µg/m³
  • PM10: 9.39 µg/m³
  • O3: 0.027 ppm
  • NO2: 6.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.96 µg/m³
  • PM10: 10.88 µg/m³
  • O3: 0.025 ppm
  • NO2: 9.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.73 µg/m³
  • PM10: 11.9 µg/m³
  • O3: 0.026 ppm
  • NO2: 10.2 ppb
  • SO2: 0.9 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.92 µg/m³
  • PM10: 10.89 µg/m³
  • O3: 0.032 ppm
  • NO2: 8.4 ppb
  • SO2: 1.6 ppb
  • CO: 0.22 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: 7.91 µg/m³
  • PM10: 9.56 µg/m³
  • O3: 0.035 ppm
  • NO2: 6.5 ppb
  • SO2: 1.5 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.91 µg/m³
  • PM10: 8.25 µg/m³
  • O3: 0.037 ppm
  • NO2: 5.1 ppb
  • SO2: 1.4 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.84 µg/m³
  • PM10: 5.78 µg/m³
  • O3: 0.043 ppm
  • NO2: 3.5 ppb
  • SO2: 1.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.48 µg/m³
  • PM10: 4.15 µg/m³
  • O3: 0.046 ppm
  • NO2: 2.5 ppb
  • SO2: 1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.7 µg/m³
  • PM10: 3.24 µg/m³
  • O3: 0.047 ppm
  • NO2: 2.1 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.57 µg/m³
  • PM10: 3.12 µg/m³
  • O3: 0.046 ppm
  • NO2: 2.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.19 µg/m³
  • PM10: 3.83 µg/m³
  • O3: 0.039 ppm
  • NO2: 5.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.87 µg/m³
  • PM10: 4.64 µg/m³
  • O3: 0.033 ppm
  • NO2: 7.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.51 µg/m³
  • PM10: 5.41 µg/m³
  • O3: 0.029 ppm
  • NO2: 9.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.09 µg/m³
  • PM10: 6.05 µg/m³
  • O3: 0.027 ppm
  • NO2: 9.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.52 µg/m³
  • PM10: 6.43 µg/m³
  • O3: 0.028 ppm
  • NO2: 8.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.63 µg/m³
  • PM10: 6.44 µg/m³
  • O3: 0.032 ppm
  • NO2: 6.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.92 µg/m³
  • PM10: 6.7 µg/m³
  • O3: 0.032 ppm
  • NO2: 6.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.21 ppm

Health Recommendations:

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