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

New Haven County

Connecticut

2026-05-04 19:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
118.9
PM10
μg/m³
20.8
PM2.5
μg/m³
5.2
NO2
μg/m³
14.4
CO
μg/m³
250
SO2
μg/m³
0.6
Weather
  • ℃
  • ℉
19℃
45%
20 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Branford
AQI 19
Derby
AQI 19
East Haven
AQI 19
Guilford
AQI 19
Hamden
AQI 19
Madison
AQI 50
Meriden
AQI 23
Middlebury
AQI 23
Milford
AQI 27
Naugatuck
AQI 23
New Haven
AQI 50
North Haven
AQI 19
Oxford
AQI 23
Waterbury
AQI 23
West Haven
AQI 19
Woodbridge
AQI 19
Data Sources
http://www.airnow.gov/

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Cities Nearby

Branford
AQI 19
East Haven
AQI 19
North Haven
AQI 19
Hamden
AQI 19
New Haven
AQI 50
Guilford
AQI 19
West Haven
AQI 19
Woodbridge
AQI 19
Madison
AQI 50
Clinton
AQI 48
Meriden
AQI 23