Stay updated with real-time air quality in Aurora, 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)
52
Moderate
Aurora, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.09 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
44.82 μg/m³
0
55
155
255
425
605+
41.94 ppb
0
55
71
86
201
201+
0.61 ppb
0
36
76
186
605
1005+
4.69 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Aurora, Illinois
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AQI 52
Moderate
9.91μg/m³
PM2.5
44.09μg/m³
PM10
44.24ppb
O3
0.60ppb
SO2
7.44ppb
NO2
0.15ppm
CO
AQI 52
Moderate
9.95μg/m³
PM2.5
44.31μg/m³
PM10
44.36ppb
O3
0.61ppb
SO2
7.44ppb
NO2
0.16ppm
CO
AQI 54
Moderate
11.24μg/m³
PM2.5
48.06μg/m³
PM10
43.23ppb
O3
0.58ppb
SO2
4.49ppb
NO2
0.15ppm
CO
AQI 52
Moderate
10.03μg/m³
PM2.5
44.58μg/m³
PM10
44.55ppb
O3
0.62ppb
SO2
7.37ppb
NO2
0.16ppm
CO
AQI 52
Moderate
9.98μg/m³
PM2.5
44.11μg/m³
PM10
44.32ppb
O3
0.59ppb
SO2
7.79ppb
NO2
0.16ppm
CO
AQI 52
Moderate
9.76μg/m³
PM2.5
43.18μg/m³
PM10
44.05ppb
O3
0.59ppb
SO2
7.90ppb
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 Aurora, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Aurora, Illinois was at its worst at 01:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Aurora, Illinois was observed at 06:00:00 on 2026-04-23.
As of now, the AQI in Aurora, Illinois is 52, indicating Moderate conditions.
Aurora, Illinois air has the highest levels of PM2.5.
Poor air quality in Aurora, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Aurora, Illinois are currently 10.091 μg/m3.
The PM10 concentration in Aurora, Illinois is 44.817 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Aurora, Illinois is 0.156 ppm.
Currently, Aurora, Illinois has a sulfur dioxide (SO2) concentration of 0.61 ppb.
The current ozone (O3) level in Aurora, Illinois at the moment is 41.939 ppm.
Nitrogen dioxide (NO2) level in Aurora, Illinois at the moment is 4.689 ppb.
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