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)
82
Moderate
Montgomery, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
25.88 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
113.06 μg/m³
0
55
155
255
425
605+
35.38 ppb
0
55
71
86
201
201+
0.28 ppb
0
36
76
186
605
1005+
4.04 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Montgomery, Illinois
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AQI 82
Moderate
26.42μg/m³
PM2.5
115.84μg/m³
PM10
34.33ppb
O3
0.29ppb
SO2
6.51ppb
NO2
0.27ppm
CO
AQI 81
Moderate
24.59μg/m³
PM2.5
76.73μg/m³
PM10
34.32ppb
O3
0.29ppb
SO2
5.63ppb
NO2
0.27ppm
CO
AQI 84
Moderate
26.58μg/m³
PM2.5
116.49μg/m³
PM10
34.42ppb
O3
0.29ppb
SO2
6.46ppb
NO2
0.27ppm
CO
AQI 81
Moderate
24.57μg/m³
PM2.5
76.72μg/m³
PM10
34.69ppb
O3
0.30ppb
SO2
5.59ppb
NO2
0.29ppm
CO
AQI 84
Moderate
26.65μg/m³
PM2.5
116.79μg/m³
PM10
34.59ppb
O3
0.28ppb
SO2
6.42ppb
NO2
0.27ppm
CO
AQI 84
Moderate
27.27μg/m³
PM2.5
118.63μg/m³
PM10
33.90ppb
O3
0.29ppb
SO2
6.54ppb
NO2
0.27ppm
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 02:00:00 on 2025-06-07.
In the last 24 hours, the best air quality in Montgomery, Illinois was observed at 09:00:00 on 2025-06-07.
As of now, the AQI in Montgomery, Illinois is 82, indicating Moderate 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 25.875 μg/m3.
The PM10 concentration in Montgomery, Illinois is 113.059 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Montgomery, Illinois is 0.271 ppm.
Currently, Montgomery, Illinois has a sulfur dioxide (SO2) concentration of 0.276 ppb.
The current ozone (O3) level in Montgomery, Illinois at the moment is 35.385 ppm.
Nitrogen dioxide (NO2) level in Montgomery, Illinois at the moment is 4.044 ppb.
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