Stay updated with real-time air quality in South Windsor, Connecticut 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)
22
Good
South Windsor, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.44 μg/m³
0
55
155
255
425
605+
23.78 ppb
0
55
71
86
201
201+
0.30 ppb
0
36
76
186
605
1005+
7.61 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
South Windsor, Connecticut
South Windsor, Connecticut
Scroll To Air Quality MapLoading...
AQI 21
Good
1.55μg/m³
PM2.5
3.22μg/m³
PM10
23.20ppb
O3
0.29ppb
SO2
8.03ppb
NO2
0.13ppm
CO
AQI 25
Good
1.87μg/m³
PM2.5
9.68μg/m³
PM10
27.24ppb
O3
0.31ppb
SO2
6.03ppb
NO2
0.18ppm
CO
AQI 26
Good
1.83μg/m³
PM2.5
7.92μg/m³
PM10
27.68ppb
O3
0.31ppb
SO2
7.86ppb
NO2
0.18ppm
CO
AQI 24
Good
1.76μg/m³
PM2.5
8.27μg/m³
PM10
26.43ppb
O3
0.30ppb
SO2
7.61ppb
NO2
0.16ppm
CO
AQI 21
Good
1.53μg/m³
PM2.5
3.06μg/m³
PM10
23.01ppb
O3
0.28ppb
SO2
8.73ppb
NO2
0.13ppm
CO
AQI 23
Good
2.47μg/m³
PM2.5
14.62μg/m³
PM10
24.94ppb
O3
0.30ppb
SO2
4.12ppb
NO2
0.17ppm
CO
Air quality data and pollutant measurements for Connecticut, 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 South Windsor, Connecticut is updated every hour.
The worst air quality in South Windsor, Connecticut in the last 24 hours was observed at 06:00:00 on 2025-11-06.
In the last 24 hrs, the best air quality in South Windsor, Connecticut was observed at 02:00:00 on 2025-11-07.
The current air quality in South Windsor, Connecticut is 22, categorized as Good based on real-time data.
The most common pollutant in South Windsor, Connecticut is O3.
If the air quality in South Windsor, Connecticut is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at South Windsor, Connecticut is 1.527 μg/m3.
The current PM10 concentration at South Windsor, Connecticut is 3.439 μg/m3.
The current carbon monoxide (CO) concentration at South Windsor, Connecticut is 0.138 ppm.
The current sulfur dioxide (SO2) concentration at South Windsor, Connecticut is 0.296 ppb.
The current ozone (O3) concentration at South Windsor, Connecticut is 23.78 ppm.
The current nitrogen dioxide (NO2) concentration at South Windsor, Connecticut is 7.608 ppb.
All Rights Reserved © Ambee Inc. 2025