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  3. Connecticut
  4. New Haven County

New Haven County

Connecticut

2026-05-03 13:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
73.9
PM10
μg/m³
7.3
PM2.5
μg/m³
2.1
NO2
μg/m³
3.7
CO
μg/m³
125
SO2
μg/m³
0
Weather
  • ℃
  • ℉
9℃
56%
26 kph
4 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Branford
AQI 7
Derby
AQI 7
East Haven
AQI 7
Guilford
AQI 7
Hamden
AQI 7
Madison
AQI 32
Meriden
AQI 8
Middlebury
AQI 8
Milford
AQI 6
Naugatuck
AQI 8
New Haven
AQI 31
North Haven
AQI 7
Oxford
AQI 8
Waterbury
AQI 10
West Haven
AQI 7
Woodbridge
AQI 7
Data Sources
http://www.airnow.gov/

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Cities Nearby

Branford
AQI 7
East Haven
AQI 7
North Haven
AQI 7
Hamden
AQI 7
New Haven
AQI 31
Guilford
AQI 7
West Haven
AQI 7
Woodbridge
AQI 7
Madison
AQI 32
Clinton
AQI 28
Meriden
AQI 8