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

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.64 μg/m³
0
55
155
255
425
605+
27.08 ppb
0
55
71
86
201
201+
0.18 ppb
0
36
76
186
605
1005+
4.79 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Berlin, Connecticut
Berlin, Connecticut
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AQI 33
Good
6.05μg/m³
PM2.5
15.04μg/m³
PM10
27.49ppb
O3
0.52ppb
SO2
5.03ppb
NO2
0.21ppm
CO
AQI 38
Good
6.63μg/m³
PM2.5
22.50μg/m³
PM10
28.61ppb
O3
0.34ppb
SO2
4.95ppb
NO2
0.21ppm
CO
AQI 38
Good
7.43μg/m³
PM2.5
16.02μg/m³
PM10
25.32ppb
O3
0.49ppb
SO2
6.69ppb
NO2
0.20ppm
CO
AQI 38
Good
6.76μg/m³
PM2.5
20.97μg/m³
PM10
25.94ppb
O3
0.37ppb
SO2
4.90ppb
NO2
0.21ppm
CO
AQI 38
Good
6.66μg/m³
PM2.5
22.03μg/m³
PM10
26.01ppb
O3
0.35ppb
SO2
4.70ppb
NO2
0.21ppm
CO
AQI 38
Good
6.57μg/m³
PM2.5
16.90μg/m³
PM10
23.47ppb
O3
0.48ppb
SO2
4.65ppb
NO2
0.22ppm
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 Berlin, Connecticut are available every hour.
Berlin, Connecticut experienced its worst air quality at 08:00:00, 2026-08-13.
The best air quality in Berlin, Connecticut was observed at 04:00:00 on 2026-08-14.
The air quality in Berlin, Connecticut right now is Good, with an AQI of 33.
In Berlin, Connecticut, PM2.5 is the most frequently found pollutant.
When air quality in Berlin, Connecticut is compromised, staying indoors and wearing a mask can reduce health risks.
Berlin, Connecticut currently has a PM2.5 concentration of 6.046 μg/m3.
Berlin, Connecticut currently has a PM10 concentration of 15.039 μg/m3.
The current carbon monoxide (CO) level in Berlin, Connecticut is 0.207 ppm.
The current sulfur dioxide (SO2) concentration in Berlin, Connecticut is 0.524 ppb.
Berlin, Connecticut currently has an ozone (O3) concentration of 27.488 ppm.
The current level of nitrogen dioxide (NO2) in Berlin, Connecticut is 5.028 ppb.
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