Stay updated with real-time air quality in Urbana, 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)
38
Good
Urbana, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.54 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.49 μg/m³
0
55
155
255
425
605+
25.11 ppb
0
55
71
86
201
201+
1.54 ppb
0
36
76
186
605
1005+
4.77 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Urbana, Illinois
Urbana, Illinois
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AQI 38
Good
6.59μg/m³
PM2.5
29.93μg/m³
PM10
25.41ppb
O3
1.55ppb
SO2
4.77ppb
NO2
0.11ppm
CO
AQI 33
Good
6.20μg/m³
PM2.5
26.39μg/m³
PM10
23.74ppb
O3
1.58ppb
SO2
4.77ppb
NO2
0.12ppm
CO
AQI 33
Good
6.38μg/m³
PM2.5
26.53μg/m³
PM10
19.66ppb
O3
1.54ppb
SO2
4.82ppb
NO2
0.12ppm
CO
AQI 52
Moderate
10.45μg/m³
PM2.5
46.09μg/m³
PM10
15.96ppb
O3
0.74ppb
SO2
5.65ppb
NO2
0.19ppm
CO
AQI 33
Good
6.05μg/m³
PM2.5
26.49μg/m³
PM10
24.91ppb
O3
1.30ppb
SO2
4.66ppb
NO2
0.14ppm
CO
AQI 44
Good
7.68μg/m³
PM2.5
33.91μg/m³
PM10
24.02ppb
O3
1.20ppb
SO2
4.06ppb
NO2
0.14ppm
CO
Air quality measurements for Illinois, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Urbana, Illinois is updated on an hourly basis.
The worst air quality in Urbana, Illinois was recorded at 11:00:00 on 2026-09-06.
The best air quality in Urbana, Illinois was recorded at 08:00:00 on 2026-09-07.
The real-time air quality index in Urbana, Illinois is 38, currently categorized as Good.
The most common pollutant in Urbana, Illinois is PM2.5.
If the air quality in Urbana, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Urbana, Illinois at present are 6.539 μg/m3.
The current PM10 levels in Urbana, Illinois are 29.489 μg/m3.
The current carbon monoxide (CO) level in Urbana, Illinois is 0.114 ppm.
The current sulfur dioxide (SO2) levels in Urbana, Illinois are 1.545 ppb.
The current ozone (O3) levels at Urbana, Illinois is 25.112 ppm.
The current nitrogen dioxide (NO2) levels at Urbana, Illinois is 4.769 ppb.
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