Stay updated with real-time air quality in Sheboygan, 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)
38
Good
Sheboygan, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.95 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.01 μg/m³
0
55
155
255
425
605+
41.34 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
2.51 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Sheboygan, Wisconsin
Sheboygan, Wisconsin
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AQI 27
Good
4.63μg/m³
PM2.5
19.21μg/m³
PM10
25.70ppb
O3
0.28ppb
SO2
3.66ppb
NO2
0.16ppm
CO
AQI 36
Good
5.40μg/m³
PM2.5
16.61μg/m³
PM10
39.26ppb
O3
0.30ppb
SO2
3.49ppb
NO2
0.17ppm
CO
AQI 27
Good
4.63μg/m³
PM2.5
19.22μg/m³
PM10
26.14ppb
O3
0.28ppb
SO2
3.65ppb
NO2
0.16ppm
CO
AQI 36
Good
5.69μg/m³
PM2.5
16.19μg/m³
PM10
38.86ppb
O3
0.30ppb
SO2
3.50ppb
NO2
0.17ppm
CO
AQI 31
Good
5.45μg/m³
PM2.5
18.97μg/m³
PM10
33.59ppb
O3
0.30ppb
SO2
3.77ppb
NO2
0.15ppm
CO
AQI 35
Good
5.81μg/m³
PM2.5
17.80μg/m³
PM10
38.39ppb
O3
0.30ppb
SO2
3.37ppb
NO2
0.17ppm
CO
Air quality data and pollutant measurements for Wisconsin, 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 Sheboygan, Wisconsin is updated every hour.
The worst air quality in Sheboygan, Wisconsin in the last 24 hours was observed at 09:00:00 on 2026-06-07.
In the last 24 hrs, the best air quality in Sheboygan, Wisconsin was observed at 05:00:00 on 2026-06-08.
The current air quality in Sheboygan, Wisconsin is 34, categorized as Good based on real-time data.
The most common pollutant in Sheboygan, Wisconsin is O3.
If the air quality in Sheboygan, Wisconsin is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Sheboygan, Wisconsin is 4.86 μg/m3.
The current PM10 concentration at Sheboygan, Wisconsin is 19.943 μg/m3.
The current carbon monoxide (CO) concentration at Sheboygan, Wisconsin is 0.16 ppm.
The current sulfur dioxide (SO2) concentration at Sheboygan, Wisconsin is 0.281 ppb.
The current ozone (O3) concentration at Sheboygan, Wisconsin is 37.074 ppm.
The current nitrogen dioxide (NO2) concentration at Sheboygan, Wisconsin is 3.354 ppb.
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