Stay updated with real-time air quality in Cedarburg, Wisconsin 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)
24
Good
Cedarburg, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.32 μg/m³
0
55
155
255
425
605+
25.80 ppb
0
55
71
86
201
201+
1.07 ppb
0
36
76
186
605
1005+
3.81 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cedarburg, Wisconsin
Cedarburg, Wisconsin
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AQI 27
Good
5.12μg/m³
PM2.5
24.53μg/m³
PM10
22.52ppb
O3
0.97ppb
SO2
3.86ppb
NO2
0.16ppm
CO
AQI 27
Good
5.27μg/m³
PM2.5
24.62μg/m³
PM10
22.40ppb
O3
0.99ppb
SO2
4.08ppb
NO2
0.17ppm
CO
AQI 27
Good
4.79μg/m³
PM2.5
24.52μg/m³
PM10
22.38ppb
O3
0.96ppb
SO2
4.15ppb
NO2
0.16ppm
CO
AQI 27
Good
4.78μg/m³
PM2.5
20.34μg/m³
PM10
22.52ppb
O3
0.95ppb
SO2
3.73ppb
NO2
0.16ppm
CO
AQI 33
Good
6.28μg/m³
PM2.5
31.02μg/m³
PM10
20.57ppb
O3
1.06ppb
SO2
3.99ppb
NO2
0.18ppm
CO
AQI 27
Good
4.84μg/m³
PM2.5
24.58μg/m³
PM10
22.39ppb
O3
0.96ppb
SO2
4.21ppb
NO2
0.16ppm
CO
The air quality data for Wisconsin, 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 Cedarburg, Wisconsin are available every hour.
Cedarburg, Wisconsin experienced its worst air quality at 03:00:00, 2025-12-13.
The best air quality in Cedarburg, Wisconsin was observed at 03:00:00 on 2025-12-13.
The air quality in Cedarburg, Wisconsin right now is Good, with an AQI of 33.
In Cedarburg, Wisconsin, PM2.5 is the most frequently found pollutant.
When air quality in Cedarburg, Wisconsin is compromised, staying indoors and wearing a mask can reduce health risks.
Cedarburg, Wisconsin currently has a PM2.5 concentration of 5.685 μg/m3.
Cedarburg, Wisconsin currently has a PM10 concentration of 21.239 μg/m3.
The current carbon monoxide (CO) level in Cedarburg, Wisconsin is 0.215 ppm.
The current sulfur dioxide (SO2) concentration in Cedarburg, Wisconsin is 1.125 ppb.
Cedarburg, Wisconsin currently has an ozone (O3) concentration of 21.853 ppm.
The current level of nitrogen dioxide (NO2) in Cedarburg, Wisconsin is 4.36 ppb.
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