Stay updated with real-time air quality in Stoughton, 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)
52
Moderate
Stoughton, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.32 μg/m³
0
55
155
255
425
605+
13.74 ppb
0
55
71
86
201
201+
0.84 ppb
0
36
76
186
605
1005+
8.71 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Stoughton, Wisconsin
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AQI 52
Moderate
9.91μg/m³
PM2.5
15.42μg/m³
PM10
14.12ppb
O3
0.58ppb
SO2
7.67ppb
NO2
0.19ppm
CO
AQI 54
Moderate
10.82μg/m³
PM2.5
26.03μg/m³
PM10
16.58ppb
O3
0.58ppb
SO2
7.62ppb
NO2
0.18ppm
CO
AQI 54
Moderate
10.84μg/m³
PM2.5
24.26μg/m³
PM10
16.50ppb
O3
0.58ppb
SO2
7.60ppb
NO2
0.18ppm
CO
AQI 52
Moderate
10.20μg/m³
PM2.5
19.15μg/m³
PM10
16.45ppb
O3
0.57ppb
SO2
7.48ppb
NO2
0.19ppm
CO
AQI 49
Good
9.24μg/m³
PM2.5
25.54μg/m³
PM10
15.62ppb
O3
0.82ppb
SO2
8.53ppb
NO2
0.18ppm
CO
AQI 44
Good
7.87μg/m³
PM2.5
27.91μg/m³
PM10
13.73ppb
O3
0.72ppb
SO2
9.98ppb
NO2
0.20ppm
CO
Air quality and pollutant data for Wisconsin, 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 Stoughton, Wisconsin is updated every hour for accuracy.
In the past 24 hours, the air quality in Stoughton, Wisconsin was at its worst at 05:00:00 on 2025-12-07.
In the last 24 hours, the best air quality in Stoughton, Wisconsin was observed at 11:00:00 on 2025-12-07.
As of now, the AQI in Stoughton, Wisconsin is 52, indicating Moderate conditions.
Stoughton, Wisconsin air has the highest levels of PM2.5.
Poor air quality in Stoughton, Wisconsin means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Stoughton, Wisconsin are currently 9.959 μg/m3.
The PM10 concentration in Stoughton, Wisconsin is 15.32 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Stoughton, Wisconsin is 0.188 ppm.
Currently, Stoughton, Wisconsin has a sulfur dioxide (SO2) concentration of 0.845 ppb.
The current ozone (O3) level in Stoughton, Wisconsin at the moment is 13.744 ppm.
Nitrogen dioxide (NO2) level in Stoughton, Wisconsin at the moment is 8.714 ppb.
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