Stay updated with real-time air quality in Mundelein, 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)
62
Moderate
Mundelein, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
14.75 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
49.55 μg/m³
0
55
155
255
425
605+
28.07 ppb
0
55
71
86
201
201+
1.62 ppb
0
36
76
186
605
1005+
2.87 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Mundelein, Illinois
Mundelein, Illinois
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AQI 62
Moderate
14.75μg/m³
PM2.5
49.59μg/m³
PM10
28.56ppb
O3
1.66ppb
SO2
3.00ppb
NO2
0.21ppm
CO
AQI 62
Moderate
14.63μg/m³
PM2.5
59.20μg/m³
PM10
27.68ppb
O3
1.52ppb
SO2
2.93ppb
NO2
0.21ppm
CO
AQI 60
Moderate
14.09μg/m³
PM2.5
55.91μg/m³
PM10
28.58ppb
O3
1.46ppb
SO2
3.07ppb
NO2
0.21ppm
CO
AQI 62
Moderate
14.55μg/m³
PM2.5
59.99μg/m³
PM10
28.69ppb
O3
1.59ppb
SO2
2.70ppb
NO2
0.20ppm
CO
AQI 60
Moderate
14.18μg/m³
PM2.5
56.00μg/m³
PM10
28.24ppb
O3
1.43ppb
SO2
3.13ppb
NO2
0.21ppm
CO
AQI 60
Moderate
14.19μg/m³
PM2.5
62.01μg/m³
PM10
28.63ppb
O3
1.53ppb
SO2
2.79ppb
NO2
0.21ppm
CO
Air quality data and pollutant measurements for Illinois, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Mundelein, Illinois is updated every hour.
The worst air quality in Mundelein, Illinois in the last 24 hours was observed at 05:00:00 on 2026-08-23.
In the last 24 hrs, the best air quality in Mundelein, Illinois was observed at 03:00:00 on 2026-08-23.
The current air quality in Mundelein, Illinois is 62, categorized as Moderate based on real-time data.
The most common pollutant in Mundelein, Illinois is PM2.5.
If the air quality in Mundelein, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Mundelein, Illinois is 14.746 μg/m3.
The current PM10 concentration at Mundelein, Illinois is 49.554 μg/m3.
The current carbon monoxide (CO) concentration at Mundelein, Illinois is 0.207 ppm.
The current sulfur dioxide (SO2) concentration at Mundelein, Illinois is 1.617 ppb.
The current ozone (O3) concentration at Mundelein, Illinois is 28.071 ppm.
The current nitrogen dioxide (NO2) concentration at Mundelein, Illinois is 2.867 ppb.
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