Stay updated with real-time air quality in Wilmette, 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)
38
Good
Wilmette, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.30 μg/m³
0
55
155
255
425
605+
31.86 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
5.72 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Wilmette, Illinois
Wilmette, Illinois
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AQI 90
Moderate
29.54μg/m³
PM2.5
126.38μg/m³
PM10
32.38ppb
O3
0.52ppb
SO2
7.78ppb
NO2
0.19ppm
CO
AQI 73
Moderate
20.85μg/m³
PM2.5
72.04μg/m³
PM10
22.10ppb
O3
0.52ppb
SO2
7.86ppb
NO2
0.18ppm
CO
AQI 82
Moderate
26.31μg/m³
PM2.5
108.28μg/m³
PM10
23.26ppb
O3
0.52ppb
SO2
7.64ppb
NO2
0.19ppm
CO
AQI 77
Moderate
23.27μg/m³
PM2.5
92.69μg/m³
PM10
18.22ppb
O3
0.52ppb
SO2
8.03ppb
NO2
0.19ppm
CO
AQI 82
Moderate
25.94μg/m³
PM2.5
110.57μg/m³
PM10
21.17ppb
O3
0.53ppb
SO2
7.67ppb
NO2
0.19ppm
CO
AQI 71
Moderate
19.61μg/m³
PM2.5
75.90μg/m³
PM10
19.92ppb
O3
0.52ppb
SO2
8.50ppb
NO2
0.18ppm
CO
The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Wilmette, Illinois are available every hour.
Wilmette, Illinois experienced its worst air quality at 02:00:00, 2025-07-21.
The best air quality in Wilmette, Illinois was observed at 03:00:00 on 2025-07-22.
The air quality in Wilmette, Illinois right now is Moderate, with an AQI of 77.
In Wilmette, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Wilmette, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Wilmette, Illinois currently has a PM2.5 concentration of 23.462 μg/m3.
Wilmette, Illinois currently has a PM10 concentration of 95.265 μg/m3.
The current carbon monoxide (CO) level in Wilmette, Illinois is 0.208 ppm.
The current sulfur dioxide (SO2) concentration in Wilmette, Illinois is 0.521 ppb.
Wilmette, Illinois currently has an ozone (O3) concentration of 27.589 ppm.
The current level of nitrogen dioxide (NO2) in Wilmette, Illinois is 7.307 ppb.
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