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

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.75 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.56 μg/m³
0
55
155
255
425
605+
31.56 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
11.59 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Windsor Locks, Connecticut
Windsor Locks, Connecticut
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AQI 31
Good
5.32μg/m³
PM2.5
14.58μg/m³
PM10
34.26ppb
O3
0.21ppb
SO2
10.94ppb
NO2
0.27ppm
CO
AQI 33
Good
6.04μg/m³
PM2.5
15.93μg/m³
PM10
36.17ppb
O3
0.22ppb
SO2
14.32ppb
NO2
0.28ppm
CO
AQI 31
Good
5.22μg/m³
PM2.5
13.89μg/m³
PM10
33.30ppb
O3
0.19ppb
SO2
11.18ppb
NO2
0.23ppm
CO
AQI 34
Good
5.59μg/m³
PM2.5
15.11μg/m³
PM10
36.69ppb
O3
0.21ppb
SO2
13.31ppb
NO2
0.28ppm
CO
AQI 31
Good
5.24μg/m³
PM2.5
14.57μg/m³
PM10
33.82ppb
O3
0.19ppb
SO2
11.03ppb
NO2
0.24ppm
CO
AQI 32
Good
5.34μg/m³
PM2.5
14.87μg/m³
PM10
34.52ppb
O3
0.21ppb
SO2
11.00ppb
NO2
0.23ppm
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 Windsor Locks, Connecticut is updated every hour.
The worst air quality in Windsor Locks, Connecticut in the last 24 hours was observed at 08:00:00 on 2026-05-13.
In the last 24 hrs, the best air quality in Windsor Locks, Connecticut was observed at 01:00:00 on 2026-05-13.
The current air quality in Windsor Locks, Connecticut is 33, categorized as Good based on real-time data.
The most common pollutant in Windsor Locks, Connecticut is PM2.5.
If the air quality in Windsor Locks, Connecticut is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Windsor Locks, Connecticut is 5.745 μg/m3.
The current PM10 concentration at Windsor Locks, Connecticut is 17.563 μg/m3.
The current carbon monoxide (CO) concentration at Windsor Locks, Connecticut is 0.245 ppm.
The current sulfur dioxide (SO2) concentration at Windsor Locks, Connecticut is 0.197 ppb.
The current ozone (O3) concentration at Windsor Locks, Connecticut is 31.56 ppm.
The current nitrogen dioxide (NO2) concentration at Windsor Locks, Connecticut is 11.585 ppb.
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