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)
54
Moderate
Addison, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.27 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
53.85 μg/m³
0
55
155
255
425
605+
32.70 ppb
0
55
71
86
201
201+
1.90 ppb
0
36
76
186
605
1005+
6.63 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Addison, Illinois
Addison, Illinois
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AQI 54
Moderate
11.37μg/m³
PM2.5
50.08μg/m³
PM10
29.85ppb
O3
1.95ppb
SO2
10.27ppb
NO2
0.22ppm
CO
AQI 58
Moderate
12.84μg/m³
PM2.5
57.57μg/m³
PM10
35.97ppb
O3
1.87ppb
SO2
9.39ppb
NO2
0.21ppm
CO
AQI 58
Moderate
13.11μg/m³
PM2.5
59.14μg/m³
PM10
32.08ppb
O3
1.92ppb
SO2
9.95ppb
NO2
0.22ppm
CO
AQI 60
Moderate
13.53μg/m³
PM2.5
60.82μg/m³
PM10
33.96ppb
O3
1.94ppb
SO2
10.20ppb
NO2
0.21ppm
CO
AQI 56
Moderate
11.92μg/m³
PM2.5
51.98μg/m³
PM10
38.78ppb
O3
1.80ppb
SO2
7.95ppb
NO2
0.21ppm
CO
AQI 54
Moderate
10.57μg/m³
PM2.5
38.75μg/m³
PM10
30.21ppb
O3
1.75ppb
SO2
13.21ppb
NO2
0.21ppm
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 09:00:00, 2026-10-22.
The best air quality in Addison, Illinois was observed at 03:00:00 on 2026-10-22.
The air quality in Addison, Illinois right now is Moderate, with an AQI of 54.
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 10.567 μg/m3.
Addison, Illinois currently has a PM10 concentration of 38.713 μg/m3.
The current carbon monoxide (CO) level in Addison, Illinois is 0.217 ppm.
The current sulfur dioxide (SO2) concentration in Addison, Illinois is 1.934 ppb.
Addison, Illinois currently has an ozone (O3) concentration of 29.56 ppm.
The current level of nitrogen dioxide (NO2) in Addison, Illinois is 10.278 ppb.
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