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)
37
Good
Stoughton, Wisconsin
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+
24.34 μg/m³
0
55
155
255
425
605+
40.16 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
4.32 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Stoughton, Wisconsin
Scroll To Air Quality MapLoading...
AQI 37
Good
4.10μg/m³
PM2.5
23.66μg/m³
PM10
40.35ppb
O3
0.68ppb
SO2
2.31ppb
NO2
0.15ppm
CO
AQI 38
Good
3.66μg/m³
PM2.5
11.00μg/m³
PM10
41.30ppb
O3
0.76ppb
SO2
2.40ppb
NO2
0.15ppm
CO
AQI 38
Good
3.63μg/m³
PM2.5
10.17μg/m³
PM10
41.40ppb
O3
0.75ppb
SO2
2.33ppb
NO2
0.15ppm
CO
AQI 38
Good
4.01μg/m³
PM2.5
14.28μg/m³
PM10
40.83ppb
O3
0.74ppb
SO2
2.25ppb
NO2
0.16ppm
CO
AQI 37
Good
3.91μg/m³
PM2.5
13.56μg/m³
PM10
40.08ppb
O3
0.75ppb
SO2
4.37ppb
NO2
0.14ppm
CO
AQI 39
Good
5.33μg/m³
PM2.5
24.59μg/m³
PM10
41.69ppb
O3
1.36ppb
SO2
4.35ppb
NO2
0.13ppm
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 09:00:00 on 2026-07-23.
In the last 24 hours, the best air quality in Stoughton, Wisconsin was observed at 03:00:00 on 2026-07-23.
As of now, the AQI in Stoughton, Wisconsin is 37, indicating Good conditions.
Stoughton, Wisconsin air has the highest levels of O3.
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 4.904 μg/m3.
The PM10 concentration in Stoughton, Wisconsin is 24.344 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Stoughton, Wisconsin is 0.133 ppm.
Currently, Stoughton, Wisconsin has a sulfur dioxide (SO2) concentration of 0.68 ppb.
The current ozone (O3) level in Stoughton, Wisconsin at the moment is 40.16 ppm.
Nitrogen dioxide (NO2) level in Stoughton, Wisconsin at the moment is 4.322 ppb.
All Rights Reserved © Ambee Inc. 2025