Stay updated with real-time air quality in Palos Hills, 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)
67
Moderate
Palos Hills, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
17.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
77.59 μg/m³
0
55
155
255
425
605+
31.08 ppb
0
55
71
86
201
201+
4.00 ppb
0
36
76
186
605
1005+
2.01 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Palos Hills, Illinois
Palos Hills, Illinois
Scroll To Air Quality MapLoading...
AQI 73
Moderate
21.45μg/m³
PM2.5
94.42μg/m³
PM10
31.90ppb
O3
1.27ppb
SO2
2.02ppb
NO2
0.22ppm
CO
AQI 73
Moderate
21.33μg/m³
PM2.5
93.93μg/m³
PM10
31.86ppb
O3
1.27ppb
SO2
2.02ppb
NO2
0.22ppm
CO
AQI 71
Moderate
19.85μg/m³
PM2.5
87.99μg/m³
PM10
30.76ppb
O3
1.24ppb
SO2
2.04ppb
NO2
0.23ppm
CO
AQI 75
Moderate
21.75μg/m³
PM2.5
95.57μg/m³
PM10
32.06ppb
O3
1.27ppb
SO2
2.02ppb
NO2
0.22ppm
CO
AQI 71
Moderate
19.60μg/m³
PM2.5
86.99μg/m³
PM10
30.51ppb
O3
1.24ppb
SO2
2.04ppb
NO2
0.23ppm
CO
AQI 71
Moderate
19.64μg/m³
PM2.5
87.30μg/m³
PM10
30.54ppb
O3
1.24ppb
SO2
2.04ppb
NO2
0.23ppm
CO
Air quality data and pollutant measurements for Illinois, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Palos Hills, Illinois is updated every hour.
The worst air quality in Palos Hills, Illinois in the last 24 hours was observed at 06:00:00 on 2026-08-23.
In the last 24 hrs, the best air quality in Palos Hills, Illinois was observed at 03:00:00 on 2026-08-23.
The current air quality in Palos Hills, Illinois is 67, categorized as Moderate based on real-time data.
The most common pollutant in Palos Hills, Illinois is PM2.5.
If the air quality in Palos Hills, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Palos Hills, Illinois is 17.688 μg/m3.
The current PM10 concentration at Palos Hills, Illinois is 77.588 μg/m3.
The current carbon monoxide (CO) concentration at Palos Hills, Illinois is 0.224 ppm.
The current sulfur dioxide (SO2) concentration at Palos Hills, Illinois is 4.005 ppb.
The current ozone (O3) concentration at Palos Hills, Illinois is 31.081 ppm.
The current nitrogen dioxide (NO2) concentration at Palos Hills, Illinois is 2.01 ppb.
All Rights Reserved © Ambee Inc. 2025