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  2. United States
  3. Connecticut
  4. New Haven County

New Haven County

Connecticut

2026-05-04 21:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
114.6
PM10
μg/m³
20.5
NO2
μg/m³
19.7
PM2.5
μg/m³
5.5
CO
μg/m³
125
SO2
μg/m³
0.6
Weather
  • ℃
  • ℉
17℃
54%
24 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • NO2
  • PM2.5
  • CO
  • SO2
Places included
Branford
AQI 23
Derby
AQI 23
East Haven
AQI 23
Guilford
AQI 23
Hamden
AQI 23
Madison
AQI 50
Meriden
AQI 14
Middlebury
AQI 14
Milford
AQI 28
Naugatuck
AQI 14
New Haven
AQI 47
North Haven
AQI 23
Oxford
AQI 14
Waterbury
AQI 14
West Haven
AQI 23
Woodbridge
AQI 23
Data Sources
http://www.airnow.gov/

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Cities Nearby

Branford
AQI 23
East Haven
AQI 23
North Haven
AQI 23
Hamden
AQI 23
New Haven
AQI 47
Guilford
AQI 23
West Haven
AQI 23
Woodbridge
AQI 23
Madison
AQI 50
Clinton
AQI 51
Meriden
AQI 14