Stay updated with real-time air quality in Woodstock, 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)
41
Good
Woodstock, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.45 μg/m³
0
55
155
255
425
605+
43.87 ppb
0
55
71
86
201
201+
0.71 ppb
0
36
76
186
605
1005+
3.68 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Woodstock, Illinois
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AQI 35
Good
4.44μg/m³
PM2.5
20.12μg/m³
PM10
38.44ppb
O3
0.79ppb
SO2
3.80ppb
NO2
0.21ppm
CO
AQI 37
Good
5.75μg/m³
PM2.5
27.01μg/m³
PM10
39.95ppb
O3
0.78ppb
SO2
3.50ppb
NO2
0.21ppm
CO
AQI 37
Good
4.95μg/m³
PM2.5
20.86μg/m³
PM10
39.76ppb
O3
0.78ppb
SO2
3.57ppb
NO2
0.20ppm
CO
AQI 35
Good
4.79μg/m³
PM2.5
21.70μg/m³
PM10
37.68ppb
O3
0.79ppb
SO2
3.68ppb
NO2
0.21ppm
CO
AQI 36
Good
4.20μg/m³
PM2.5
19.00μg/m³
PM10
39.00ppb
O3
0.79ppb
SO2
3.79ppb
NO2
0.21ppm
CO
AQI 35
Good
4.81μg/m³
PM2.5
21.82μg/m³
PM10
37.67ppb
O3
0.79ppb
SO2
3.68ppb
NO2
0.21ppm
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 Woodstock, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Woodstock, Illinois was at its worst at 01:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Woodstock, Illinois was observed at 02:00:00 on 2026-03-09.
As of now, the AQI in Woodstock, Illinois is 41, indicating Good conditions.
Woodstock, Illinois air has the highest levels of O3.
Poor air quality in Woodstock, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Woodstock, Illinois are currently 4.904 μg/m3.
The PM10 concentration in Woodstock, Illinois is 20.446 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Woodstock, Illinois is 0.283 ppm.
Currently, Woodstock, Illinois has a sulfur dioxide (SO2) concentration of 0.708 ppb.
The current ozone (O3) level in Woodstock, Illinois at the moment is 43.865 ppm.
Nitrogen dioxide (NO2) level in Woodstock, Illinois at the moment is 3.678 ppb.
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