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)
44
Good
Windsor, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.41 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.72 μg/m³
0
55
155
255
425
605+
48.02 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
5.82 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 44
Good
5.28μg/m³
PM2.5
15.48μg/m³
PM10
48.24ppb
O3
0.29ppb
SO2
5.45ppb
NO2
0.19ppm
CO
AQI 44
Good
5.60μg/m³
PM2.5
15.49μg/m³
PM10
47.96ppb
O3
0.29ppb
SO2
7.25ppb
NO2
0.20ppm
CO
AQI 44
Good
5.56μg/m³
PM2.5
17.99μg/m³
PM10
47.68ppb
O3
0.29ppb
SO2
6.43ppb
NO2
0.18ppm
CO
AQI 44
Good
5.87μg/m³
PM2.5
15.88μg/m³
PM10
47.82ppb
O3
0.29ppb
SO2
9.05ppb
NO2
0.20ppm
CO
AQI 44
Good
5.54μg/m³
PM2.5
18.02μg/m³
PM10
47.70ppb
O3
0.29ppb
SO2
5.84ppb
NO2
0.19ppm
CO
AQI 44
Good
5.35μg/m³
PM2.5
14.08μg/m³
PM10
48.01ppb
O3
0.29ppb
SO2
5.16ppb
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 10:00:00, 2026-03-29.
The best air quality in Windsor, Connecticut was observed at 07:00:00 on 2026-03-29.
The air quality in Windsor, Connecticut right now is Good, with an AQI of 44.
In Windsor, Connecticut, O3 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 5.409 μg/m3.
Windsor, Connecticut currently has a PM10 concentration of 14.723 μg/m3.
The current carbon monoxide (CO) level in Windsor, Connecticut is 0.196 ppm.
The current sulfur dioxide (SO2) concentration in Windsor, Connecticut is 0.294 ppb.
Windsor, Connecticut currently has an ozone (O3) concentration of 48.015 ppm.
The current level of nitrogen dioxide (NO2) in Windsor, Connecticut is 5.815 ppb.
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