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

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.03 μg/m³
0
55
155
255
425
605+
25.10 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
9.04 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Addison, Illinois
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AQI 33
Good
5.83μg/m³
PM2.5
24.43μg/m³
PM10
24.24ppb
O3
0.54ppb
SO2
8.87ppb
NO2
0.15ppm
CO
AQI 38
Good
7.07μg/m³
PM2.5
30.03μg/m³
PM10
18.72ppb
O3
0.54ppb
SO2
8.38ppb
NO2
0.16ppm
CO
AQI 33
Good
6.08μg/m³
PM2.5
26.48μg/m³
PM10
25.20ppb
O3
0.55ppb
SO2
8.70ppb
NO2
0.15ppm
CO
AQI 38
Good
6.56μg/m³
PM2.5
27.95μg/m³
PM10
21.68ppb
O3
0.54ppb
SO2
8.49ppb
NO2
0.15ppm
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
5.84μg/m³
PM2.5
28.40μg/m³
PM10
23.77ppb
O3
0.53ppb
SO2
8.73ppb
NO2
0.16ppm
CO
The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Addison, Illinois are available every hour.
Addison, Illinois experienced its worst air quality at 06:00:00, 2026-03-10.
The best air quality in Addison, Illinois was observed at 06:00:00 on 2026-03-11.
The air quality in Addison, Illinois right now is Good, with an AQI of 27.
In Addison, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Addison, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Addison, Illinois currently has a PM2.5 concentration of 5.035 μg/m3.
Addison, Illinois currently has a PM10 concentration of 18.03 μg/m3.
The current carbon monoxide (CO) level in Addison, Illinois is 0.2 ppm.
The current sulfur dioxide (SO2) concentration in Addison, Illinois is 0.337 ppb.
Addison, Illinois currently has an ozone (O3) concentration of 25.097 ppm.
The current level of nitrogen dioxide (NO2) in Addison, Illinois is 9.036 ppb.
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