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
9.59 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.16 μg/m³
0
55
155
255
425
605+
48.00 ppb
0
55
71
86
201
201+
0.51 ppb
0
36
76
186
605
1005+
2.60 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Stoughton, Wisconsin
Scroll To Air Quality MapLoading...
AQI 49
Good
9.05μg/m³
PM2.5
36.91μg/m³
PM10
35.89ppb
O3
0.56ppb
SO2
5.20ppb
NO2
0.24ppm
CO
AQI 44
Good
8.22μg/m³
PM2.5
31.01μg/m³
PM10
41.08ppb
O3
0.57ppb
SO2
5.30ppb
NO2
0.24ppm
CO
AQI 44
Good
8.23μg/m³
PM2.5
30.57μg/m³
PM10
40.97ppb
O3
0.57ppb
SO2
5.27ppb
NO2
0.24ppm
CO
AQI 49
Good
8.85μg/m³
PM2.5
37.76μg/m³
PM10
40.60ppb
O3
0.56ppb
SO2
5.05ppb
NO2
0.23ppm
CO
AQI 44
Good
8.48μg/m³
PM2.5
25.05μg/m³
PM10
34.59ppb
O3
0.58ppb
SO2
5.51ppb
NO2
0.24ppm
CO
AQI 49
Good
8.65μg/m³
PM2.5
34.39μg/m³
PM10
45.20ppb
O3
0.57ppb
SO2
5.50ppb
NO2
0.25ppm
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 03:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Stoughton, Wisconsin was observed at 03:00:00 on 2026-10-22.
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 9.587 μg/m3.
The PM10 concentration in Stoughton, Wisconsin is 33.164 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Stoughton, Wisconsin is 0.239 ppm.
Currently, Stoughton, Wisconsin has a sulfur dioxide (SO2) concentration of 0.506 ppb.
The current ozone (O3) level in Stoughton, Wisconsin at the moment is 47.998 ppm.
Nitrogen dioxide (NO2) level in Stoughton, Wisconsin at the moment is 2.598 ppb.
All Rights Reserved © Ambee Inc. 2025