Stay updated with real-time air quality in 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)
33
Good
Windsor, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.49 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.63 μg/m³
0
55
155
255
425
605+
24.81 ppb
0
55
71
86
201
201+
0.18 ppb
0
36
76
186
605
1005+
3.89 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Windsor, Connecticut
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AQI 33
Good
6.31μg/m³
PM2.5
15.30μg/m³
PM10
24.79ppb
O3
0.19ppb
SO2
3.55ppb
NO2
0.20ppm
CO
AQI 38
Good
6.86μg/m³
PM2.5
14.56μg/m³
PM10
25.34ppb
O3
0.18ppb
SO2
5.24ppb
NO2
0.20ppm
CO
AQI 27
Good
5.39μg/m³
PM2.5
17.32μg/m³
PM10
27.24ppb
O3
0.18ppb
SO2
3.79ppb
NO2
0.19ppm
CO
AQI 38
Good
7.34μg/m³
PM2.5
14.85μg/m³
PM10
25.91ppb
O3
0.18ppb
SO2
6.87ppb
NO2
0.20ppm
CO
AQI 33
Good
6.09μg/m³
PM2.5
28.50μg/m³
PM10
25.96ppb
O3
0.17ppb
SO2
3.87ppb
NO2
0.21ppm
CO
AQI 33
Good
6.33μg/m³
PM2.5
12.45μg/m³
PM10
24.55ppb
O3
0.18ppb
SO2
3.30ppb
NO2
0.20ppm
CO
The air quality data for Connecticut, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Windsor, Connecticut are available every hour.
Windsor, Connecticut experienced its worst air quality at 07:00:00, 2026-08-13.
The best air quality in Windsor, Connecticut was observed at 05:00:00 on 2026-08-14.
The air quality in Windsor, Connecticut right now is Good, with an AQI of 33.
In Windsor, Connecticut, PM2.5 is the most frequently found pollutant.
When air quality in Windsor, Connecticut is compromised, staying indoors and wearing a mask can reduce health risks.
Windsor, Connecticut currently has a PM2.5 concentration of 6.485 μg/m3.
Windsor, Connecticut currently has a PM10 concentration of 13.628 μg/m3.
The current carbon monoxide (CO) level in Windsor, Connecticut is 0.202 ppm.
The current sulfur dioxide (SO2) concentration in Windsor, Connecticut is 0.185 ppb.
Windsor, Connecticut currently has an ozone (O3) concentration of 24.812 ppm.
The current level of nitrogen dioxide (NO2) in Windsor, Connecticut is 3.89 ppb.
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