Stay updated with real-time air quality in Montgomery, 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)
16
Good
Montgomery, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.51 μg/m³
0
55
155
255
425
605+
14.20 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
6.75 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Montgomery, Illinois
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AQI 60
Moderate
13.55μg/m³
PM2.5
60.98μg/m³
PM10
19.04ppb
O3
0.75ppb
SO2
6.35ppb
NO2
0.19ppm
CO
AQI 62
Moderate
15.19μg/m³
PM2.5
63.17μg/m³
PM10
22.63ppb
O3
0.76ppb
SO2
6.03ppb
NO2
0.18ppm
CO
AQI 60
Moderate
13.51μg/m³
PM2.5
60.79μg/m³
PM10
19.42ppb
O3
0.75ppb
SO2
6.36ppb
NO2
0.19ppm
CO
AQI 60
Moderate
14.17μg/m³
PM2.5
63.82μg/m³
PM10
21.71ppb
O3
0.88ppb
SO2
6.00ppb
NO2
0.22ppm
CO
AQI 58
Moderate
13.46μg/m³
PM2.5
60.45μg/m³
PM10
19.98ppb
O3
0.75ppb
SO2
6.37ppb
NO2
0.19ppm
CO
AQI 58
Moderate
13.27μg/m³
PM2.5
59.45μg/m³
PM10
18.10ppb
O3
0.75ppb
SO2
6.54ppb
NO2
0.19ppm
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 Montgomery, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Montgomery, Illinois was at its worst at 12:00:00 on 2025-09-05.
In the last 24 hours, the best air quality in Montgomery, Illinois was observed at 10:00:00 on 2025-09-06.
As of now, the AQI in Montgomery, Illinois is 16, indicating Good conditions.
Montgomery, Illinois air has the highest levels of PM2.5.
Poor air quality in Montgomery, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Montgomery, Illinois are currently 3.044 μg/m3.
The PM10 concentration in Montgomery, Illinois is 12.507 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Montgomery, Illinois is 0.142 ppm.
Currently, Montgomery, Illinois has a sulfur dioxide (SO2) concentration of 0.743 ppb.
The current ozone (O3) level in Montgomery, Illinois at the moment is 14.201 ppm.
Nitrogen dioxide (NO2) level in Montgomery, Illinois at the moment is 6.752 ppb.
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