Stay updated with real-time air quality in Cicero, 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)
60
Moderate
Cicero, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.99 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
62.97 μg/m³
0
55
155
255
425
605+
33.98 ppb
0
55
71
86
201
201+
2.10 ppb
0
36
76
186
605
1005+
9.42 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Cicero, Illinois
Cicero, Illinois
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AQI 67
Moderate
17.75μg/m³
PM2.5
78.11μg/m³
PM10
27.61ppb
O3
3.02ppb
SO2
17.89ppb
NO2
0.21ppm
CO
AQI 66
Moderate
17.20μg/m³
PM2.5
75.68μg/m³
PM10
27.38ppb
O3
2.99ppb
SO2
15.64ppb
NO2
0.21ppm
CO
AQI 66
Moderate
17.47μg/m³
PM2.5
76.95μg/m³
PM10
27.47ppb
O3
3.01ppb
SO2
17.49ppb
NO2
0.21ppm
CO
AQI 71
Moderate
19.74μg/m³
PM2.5
87.17μg/m³
PM10
28.30ppb
O3
3.09ppb
SO2
22.82ppb
NO2
0.21ppm
CO
AQI 66
Moderate
16.79μg/m³
PM2.5
74.77μg/m³
PM10
27.65ppb
O3
2.90ppb
SO2
16.03ppb
NO2
0.21ppm
CO
AQI 69
Moderate
18.71μg/m³
PM2.5
82.64μg/m³
PM10
28.57ppb
O3
3.06ppb
SO2
22.44ppb
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 Cicero, Illinois is updated every hour.
The worst air quality in Cicero, Illinois in the last 24 hours was observed at 03:00:00 on 2026-10-22.
In the last 24 hrs, the best air quality in Cicero, Illinois was observed at 03:00:00 on 2026-10-22.
The current air quality in Cicero, Illinois is 60, categorized as Moderate based on real-time data.
The most common pollutant in Cicero, Illinois is PM2.5.
If the air quality in Cicero, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Cicero, Illinois is 13.995 μg/m3.
The current PM10 concentration at Cicero, Illinois is 62.969 μg/m3.
The current carbon monoxide (CO) concentration at Cicero, Illinois is 0.214 ppm.
The current sulfur dioxide (SO2) concentration at Cicero, Illinois is 2.102 ppb.
The current ozone (O3) concentration at Cicero, Illinois is 33.979 ppm.
The current nitrogen dioxide (NO2) concentration at Cicero, Illinois is 9.422 ppb.
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