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

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.16 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.72 μg/m³
0
55
155
255
425
605+
27.07 ppb
0
55
71
86
201
201+
0.18 ppb
0
36
76
186
605
1005+
4.74 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Avon, Connecticut
Avon, Connecticut
Scroll To Air Quality MapLoading...
AQI 33
Good
6.02μg/m³
PM2.5
14.80μg/m³
PM10
23.58ppb
O3
0.54ppb
SO2
4.29ppb
NO2
0.20ppm
CO
AQI 33
Good
6.01μg/m³
PM2.5
14.89μg/m³
PM10
23.90ppb
O3
0.53ppb
SO2
4.30ppb
NO2
0.21ppm
CO
AQI 44
Good
7.57μg/m³
PM2.5
15.38μg/m³
PM10
25.10ppb
O3
0.51ppb
SO2
6.99ppb
NO2
0.20ppm
CO
AQI 33
Good
6.01μg/m³
PM2.5
24.35μg/m³
PM10
24.15ppb
O3
0.50ppb
SO2
4.84ppb
NO2
0.21ppm
CO
AQI 44
Good
7.62μg/m³
PM2.5
15.44μg/m³
PM10
25.27ppb
O3
0.51ppb
SO2
7.42ppb
NO2
0.20ppm
CO
AQI 44
Good
7.95μg/m³
PM2.5
14.94μg/m³
PM10
25.71ppb
O3
0.52ppb
SO2
9.29ppb
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 Avon, Connecticut are available every hour.
Avon, Connecticut experienced its worst air quality at 02:00:00, 2026-08-14.
The best air quality in Avon, Connecticut was observed at 04:00:00 on 2026-08-14.
The air quality in Avon, Connecticut right now is Good, with an AQI of 33.
In Avon, Connecticut, PM2.5 is the most frequently found pollutant.
When air quality in Avon, Connecticut is compromised, staying indoors and wearing a mask can reduce health risks.
Avon, Connecticut currently has a PM2.5 concentration of 6.158 μg/m3.
Avon, Connecticut currently has a PM10 concentration of 29.716 μg/m3.
The current carbon monoxide (CO) level in Avon, Connecticut is 0.204 ppm.
The current sulfur dioxide (SO2) concentration in Avon, Connecticut is 0.182 ppb.
Avon, Connecticut currently has an ozone (O3) concentration of 27.074 ppm.
The current level of nitrogen dioxide (NO2) in Avon, Connecticut is 4.736 ppb.
All Rights Reserved © Ambee Inc. 2025