Stay updated with real-time air quality in Glendale Heights, 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)
27
Good
Glendale Heights, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.06 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.06 μg/m³
0
55
155
255
425
605+
25.18 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
9.11 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Glendale Heights, Illinois
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AQI 33
Good
5.93μg/m³
PM2.5
25.63μg/m³
PM10
24.61ppb
O3
0.53ppb
SO2
8.80ppb
NO2
0.16ppm
CO
AQI 38
Good
6.93μg/m³
PM2.5
29.19μg/m³
PM10
17.35ppb
O3
0.53ppb
SO2
8.37ppb
NO2
0.16ppm
CO
AQI 38
Good
6.86μg/m³
PM2.5
27.98μg/m³
PM10
16.79ppb
O3
0.53ppb
SO2
8.30ppb
NO2
0.16ppm
CO
AQI 38
Good
6.85μg/m³
PM2.5
28.12μg/m³
PM10
16.78ppb
O3
0.53ppb
SO2
8.32ppb
NO2
0.16ppm
CO
AQI 38
Good
6.98μg/m³
PM2.5
28.94μg/m³
PM10
17.31ppb
O3
0.54ppb
SO2
8.31ppb
NO2
0.16ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
25.63μg/m³
PM10
24.61ppb
O3
0.53ppb
SO2
8.80ppb
NO2
0.16ppm
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 Glendale Heights, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Glendale Heights, Illinois was at its worst at 04:00:00 on 2026-03-11.
In the last 24 hours, the best air quality in Glendale Heights, Illinois was observed at 07:00:00 on 2026-03-11.
As of now, the AQI in Glendale Heights, Illinois is 27, indicating Good conditions.
Glendale Heights, Illinois air has the highest levels of PM2.5.
Poor air quality in Glendale Heights, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Glendale Heights, Illinois are currently 5.06 μg/m3.
The PM10 concentration in Glendale Heights, Illinois is 18.056 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Glendale Heights, Illinois is 0.198 ppm.
Currently, Glendale Heights, Illinois has a sulfur dioxide (SO2) concentration of 0.335 ppb.
The current ozone (O3) level in Glendale Heights, Illinois at the moment is 25.177 ppm.
Nitrogen dioxide (NO2) level in Glendale Heights, Illinois at the moment is 9.105 ppb.
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