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)
50
Good
Rantoul, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.05 μg/m³
0
55
155
255
425
605+
54.08 ppb
0
55
71
86
201
201+
0.96 ppb
0
36
76
186
605
1005+
3.66 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Rantoul, Illinois
Rantoul, Illinois
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AQI 54
Moderate
6.87μg/m³
PM2.5
30.77μg/m³
PM10
55.60ppb
O3
0.81ppb
SO2
3.69ppb
NO2
0.12ppm
CO
AQI 51
Moderate
6.89μg/m³
PM2.5
30.97μg/m³
PM10
55.20ppb
O3
0.82ppb
SO2
3.69ppb
NO2
0.12ppm
CO
AQI 50
Good
7.19μg/m³
PM2.5
30.00μg/m³
PM10
54.25ppb
O3
0.84ppb
SO2
3.71ppb
NO2
0.12ppm
CO
AQI 58
Moderate
8.43μg/m³
PM2.5
37.02μg/m³
PM10
56.90ppb
O3
1.34ppb
SO2
1.00ppb
NO2
0.17ppm
CO
AQI 54
Moderate
7.23μg/m³
PM2.5
32.14μg/m³
PM10
55.95ppb
O3
0.88ppb
SO2
3.12ppb
NO2
0.18ppm
CO
AQI 54
Moderate
7.20μg/m³
PM2.5
32.01μg/m³
PM10
56.00ppb
O3
0.88ppb
SO2
3.12ppb
NO2
0.18ppm
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 07:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Rantoul, Illinois was observed at 01:00:00 on 2026-10-22.
As of now, the AQI in Rantoul, Illinois is 50, 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 6.888 μg/m3.
The PM10 concentration in Rantoul, Illinois is 30.048 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Rantoul, Illinois is 0.127 ppm.
Currently, Rantoul, Illinois has a sulfur dioxide (SO2) concentration of 0.956 ppb.
The current ozone (O3) level in Rantoul, Illinois at the moment is 54.077 ppm.
Nitrogen dioxide (NO2) level in Rantoul, Illinois at the moment is 3.66 ppb.
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