Stay updated with real-time air quality in Rantoul, 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)
32
Good
Rantoul, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
0.82 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.50 μg/m³
0
55
155
255
425
605+
35.13 ppb
0
55
71
86
201
201+
0.26 ppb
0
36
76
186
605
1005+
1.94 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Rantoul, Illinois
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AQI 34
Good
0.86μg/m³
PM2.5
3.54μg/m³
PM10
37.29ppb
O3
0.24ppb
SO2
2.07ppb
NO2
0.16ppm
CO
AQI 34
Good
0.87μg/m³
PM2.5
3.54μg/m³
PM10
36.53ppb
O3
0.23ppb
SO2
2.08ppb
NO2
0.16ppm
CO
AQI 34
Good
0.89μg/m³
PM2.5
3.56μg/m³
PM10
37.04ppb
O3
0.24ppb
SO2
1.93ppb
NO2
0.16ppm
CO
AQI 26
Good
2.06μg/m³
PM2.5
8.06μg/m³
PM10
27.60ppb
O3
0.29ppb
SO2
1.88ppb
NO2
0.15ppm
CO
AQI 35
Good
0.90μg/m³
PM2.5
4.01μg/m³
PM10
38.01ppb
O3
0.31ppb
SO2
1.95ppb
NO2
0.15ppm
CO
AQI 35
Good
0.90μg/m³
PM2.5
4.00μg/m³
PM10
38.00ppb
O3
0.31ppb
SO2
1.95ppb
NO2
0.15ppm
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 Rantoul, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Rantoul, Illinois was at its worst at 08:00:00 on 2026-03-15.
In the last 24 hours, the best air quality in Rantoul, Illinois was observed at 10:00:00 on 2026-03-15.
As of now, the AQI in Rantoul, Illinois is 32, indicating Good conditions.
Rantoul, Illinois air has the highest levels of O3.
Poor air quality in Rantoul, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Rantoul, Illinois are currently 0.82 μg/m3.
The PM10 concentration in Rantoul, Illinois is 3.5 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Rantoul, Illinois is 0.161 ppm.
Currently, Rantoul, Illinois has a sulfur dioxide (SO2) concentration of 0.255 ppb.
The current ozone (O3) level in Rantoul, Illinois at the moment is 35.134 ppm.
Nitrogen dioxide (NO2) level in Rantoul, Illinois at the moment is 1.941 ppb.
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