Stay updated with real-time air quality in Oak Park, Illinois featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
49
Good
Oak Park, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.02 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
40.03 μg/m³
0
55
155
255
425
605+
22.78 ppb
0
55
71
86
201
201+
0.78 ppb
0
36
76
186
605
1005+
3.49 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Oak Park, Illinois
Oak Park, Illinois
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AQI 54
Moderate
10.88μg/m³
PM2.5
48.52μg/m³
PM10
3.73ppb
O3
0.75ppb
SO2
11.95ppb
NO2
0.35ppm
CO
AQI 56
Moderate
12.09μg/m³
PM2.5
53.78μg/m³
PM10
3.33ppb
O3
0.76ppb
SO2
11.59ppb
NO2
0.34ppm
CO
AQI 52
Moderate
10.42μg/m³
PM2.5
46.50μg/m³
PM10
3.75ppb
O3
0.75ppb
SO2
12.01ppb
NO2
0.35ppm
CO
AQI 56
Moderate
12.02μg/m³
PM2.5
53.58μg/m³
PM10
3.02ppb
O3
0.77ppb
SO2
11.43ppb
NO2
0.34ppm
CO
AQI 52
Moderate
10.45μg/m³
PM2.5
46.94μg/m³
PM10
3.42ppb
O3
0.76ppb
SO2
11.97ppb
NO2
0.34ppm
CO
AQI 52
Moderate
10.05μg/m³
PM2.5
45.20μg/m³
PM10
3.83ppb
O3
0.75ppb
SO2
11.95ppb
NO2
0.35ppm
CO
Air quality and pollutant data for Illinois, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Oak Park, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Oak Park, Illinois was at its worst at 08:00:00 on 2025-10-25.
In the last 24 hours, the best air quality in Oak Park, Illinois was observed at 07:00:00 on 2025-10-24.
As of now, the AQI in Oak Park, Illinois is 60, indicating Moderate conditions.
Oak Park, Illinois air has the highest levels of PM2.5.
Poor air quality in Oak Park, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Oak Park, Illinois are currently 13.521 μg/m3.
The PM10 concentration in Oak Park, Illinois is 60.645 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Oak Park, Illinois is 0.333 ppm.
Currently, Oak Park, Illinois has a sulfur dioxide (SO2) concentration of 0.781 ppb.
The current ozone (O3) level in Oak Park, Illinois at the moment is 2.349 ppm.
Nitrogen dioxide (NO2) level in Oak Park, Illinois at the moment is 13.615 ppb.
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