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)
38
Good
Rantoul, 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+
29.27 μg/m³
0
55
155
255
425
605+
31.44 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
2.01 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Rantoul, Illinois
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AQI 33
Good
5.94μg/m³
PM2.5
27.08μg/m³
PM10
32.56ppb
O3
0.39ppb
SO2
2.72ppb
NO2
0.22ppm
CO
AQI 33
Good
5.91μg/m³
PM2.5
27.01μg/m³
PM10
32.50ppb
O3
0.39ppb
SO2
2.77ppb
NO2
0.22ppm
CO
AQI 33
Good
6.26μg/m³
PM2.5
28.53μg/m³
PM10
32.77ppb
O3
0.40ppb
SO2
2.83ppb
NO2
0.22ppm
CO
AQI 38
Good
6.51μg/m³
PM2.5
29.06μg/m³
PM10
39.75ppb
O3
0.52ppb
SO2
0.68ppb
NO2
0.15ppm
CO
AQI 38
Good
6.70μg/m³
PM2.5
30.00μg/m³
PM10
33.49ppb
O3
0.56ppb
SO2
4.39ppb
NO2
0.22ppm
CO
AQI 38
Good
6.70μg/m³
PM2.5
30.00μg/m³
PM10
33.52ppb
O3
0.55ppb
SO2
4.39ppb
NO2
0.22ppm
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 2026-03-09.
In the last 24 hours, the best air quality in Rantoul, Illinois was observed at 04:00:00 on 2026-03-09.
As of now, the AQI in Rantoul, Illinois is 38, indicating Good conditions.
Rantoul, Illinois air has the highest levels of PM2.5.
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 6.539 μg/m3.
The PM10 concentration in Rantoul, Illinois is 29.267 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Rantoul, Illinois is 0.255 ppm.
Currently, Rantoul, Illinois has a sulfur dioxide (SO2) concentration of 0.384 ppb.
The current ozone (O3) level in Rantoul, Illinois at the moment is 31.438 ppm.
Nitrogen dioxide (NO2) level in Rantoul, Illinois at the moment is 2.013 ppb.
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