Stay updated with real-time air quality in Huntley, 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)
40
Good
Huntley, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.82 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.03 μg/m³
0
55
155
255
425
605+
43.21 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
4.15 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Huntley, Illinois
Huntley, Illinois
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AQI 46
Good
3.87μg/m³
PM2.5
16.98μg/m³
PM10
49.69ppb
O3
0.39ppb
SO2
4.30ppb
NO2
0.16ppm
CO
AQI 46
Good
3.84μg/m³
PM2.5
16.89μg/m³
PM10
49.82ppb
O3
0.39ppb
SO2
4.30ppb
NO2
0.16ppm
CO
AQI 35
Good
4.75μg/m³
PM2.5
17.81μg/m³
PM10
38.27ppb
O3
0.39ppb
SO2
4.15ppb
NO2
0.16ppm
CO
AQI 46
Good
3.70μg/m³
PM2.5
16.48μg/m³
PM10
50.34ppb
O3
0.39ppb
SO2
4.33ppb
NO2
0.16ppm
CO
AQI 45
Good
3.98μg/m³
PM2.5
17.39μg/m³
PM10
49.14ppb
O3
0.40ppb
SO2
4.27ppb
NO2
0.16ppm
CO
AQI 47
Good
3.60μg/m³
PM2.5
16.00μg/m³
PM10
51.00ppb
O3
0.39ppb
SO2
4.36ppb
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 Huntley, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Huntley, Illinois was at its worst at 03:00:00 on 2026-06-09.
In the last 24 hours, the best air quality in Huntley, Illinois was observed at 03:00:00 on 2026-06-09.
As of now, the AQI in Huntley, Illinois is 40, indicating Good conditions.
Huntley, Illinois air has the highest levels of O3.
Poor air quality in Huntley, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Huntley, Illinois are currently 4.824 μg/m3.
The PM10 concentration in Huntley, Illinois is 16.027 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Huntley, Illinois is 0.161 ppm.
Currently, Huntley, Illinois has a sulfur dioxide (SO2) concentration of 0.384 ppb.
The current ozone (O3) level in Huntley, Illinois at the moment is 43.213 ppm.
Nitrogen dioxide (NO2) level in Huntley, Illinois at the moment is 4.147 ppb.
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