Stay updated with real-time air quality in Weston, 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)
34
Good
Weston, Wisconsin
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.21 μg/m³
0
55
155
255
425
605+
37.03 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
4.37 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Weston, Wisconsin
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AQI 33
Good
4.98μg/m³
PM2.5
21.51μg/m³
PM10
36.05ppb
O3
0.49ppb
SO2
3.29ppb
NO2
0.18ppm
CO
AQI 33
Good
4.99μg/m³
PM2.5
21.31μg/m³
PM10
35.65ppb
O3
0.32ppb
SO2
3.29ppb
NO2
0.17ppm
CO
AQI 34
Good
5.05μg/m³
PM2.5
21.65μg/m³
PM10
36.75ppb
O3
0.33ppb
SO2
3.29ppb
NO2
0.16ppm
CO
AQI 33
Good
5.69μg/m³
PM2.5
23.57μg/m³
PM10
34.02ppb
O3
0.50ppb
SO2
3.30ppb
NO2
0.21ppm
CO
AQI 33
Good
5.43μg/m³
PM2.5
23.32μg/m³
PM10
35.80ppb
O3
0.31ppb
SO2
3.29ppb
NO2
0.17ppm
CO
AQI 36
Good
4.70μg/m³
PM2.5
20.54μg/m³
PM10
38.98ppb
O3
0.20ppb
SO2
2.60ppb
NO2
0.15ppm
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 Weston, Wisconsin is updated every hour.
The worst air quality in Weston, Wisconsin in the last 24 hours was observed at 10:00:00 on 2026-06-07.
In the last 24 hrs, the best air quality in Weston, Wisconsin was observed at 08:00:00 on 2026-06-08.
The current air quality in Weston, Wisconsin is 34, categorized as Good based on real-time data.
The most common pollutant in Weston, Wisconsin is O3.
If the air quality in Weston, Wisconsin is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Weston, Wisconsin is 4.958 μg/m3.
The current PM10 concentration at Weston, Wisconsin is 23.209 μg/m3.
The current carbon monoxide (CO) concentration at Weston, Wisconsin is 0.183 ppm.
The current sulfur dioxide (SO2) concentration at Weston, Wisconsin is 0.486 ppb.
The current ozone (O3) concentration at Weston, Wisconsin is 37.026 ppm.
The current nitrogen dioxide (NO2) concentration at Weston, Wisconsin is 4.372 ppb.
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