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)
24
Good
Windsor, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.14 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.93 μg/m³
0
55
155
255
425
605+
25.94 ppb
0
55
71
86
201
201+
0.42 ppb
0
36
76
186
605
1005+
1.29 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Windsor, Connecticut
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AQI 38
Good
6.72μg/m³
PM2.5
17.98μg/m³
PM10
26.08ppb
O3
0.19ppb
SO2
11.33ppb
NO2
0.28ppm
CO
AQI 38
Good
6.89μg/m³
PM2.5
17.66μg/m³
PM10
25.75ppb
O3
0.19ppb
SO2
15.99ppb
NO2
0.29ppm
CO
AQI 44
Good
7.70μg/m³
PM2.5
24.61μg/m³
PM10
33.93ppb
O3
0.19ppb
SO2
16.45ppb
NO2
0.27ppm
CO
AQI 38
Good
7.14μg/m³
PM2.5
17.77μg/m³
PM10
25.25ppb
O3
0.19ppb
SO2
20.51ppb
NO2
0.30ppm
CO
AQI 44
Good
8.14μg/m³
PM2.5
34.23μg/m³
PM10
33.69ppb
O3
0.18ppb
SO2
8.62ppb
NO2
0.27ppm
CO
AQI 33
Good
6.20μg/m³
PM2.5
14.01μg/m³
PM10
26.52ppb
O3
0.19ppb
SO2
9.46ppb
NO2
0.29ppm
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, 2025-11-03.
The best air quality in Windsor, Connecticut was observed at 10:00:00 on 2025-11-02.
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 5.64 μg/m3.
Windsor, Connecticut currently has a PM10 concentration of 13.81 μg/m3.
The current carbon monoxide (CO) level in Windsor, Connecticut is 0.203 ppm.
The current sulfur dioxide (SO2) concentration in Windsor, Connecticut is 0.233 ppb.
Windsor, Connecticut currently has an ozone (O3) concentration of 27.064 ppm.
The current level of nitrogen dioxide (NO2) in Windsor, Connecticut is 10.03 ppb.
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