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

New Haven County

Connecticut

2026-09-16 21:00
AQHI (Canada)
Moderate
Pollutants|Pollens
O3
μg/m³
109.3
PM10
μg/m³
21.8
PM2.5
μg/m³
6.2
NO2
μg/m³
32.2
SO2
μg/m³
1.4
Weather
  • ℃
  • ℉
22℃
80%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQHI (Canada)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • SO2
Places included
Branford
AQI --
Derby
AQI --
East Haven
AQI --
Guilford
AQI --
Hamden
AQI --
Madison
AQI --
Meriden
AQI --
Middlebury
AQI --
Milford
AQI --
Naugatuck
AQI --
New Haven
AQI 4
North Haven
AQI --
Oxford
AQI --
Waterbury
AQI --
West Haven
AQI --
Woodbridge
AQI --
Data Sources
http://www.airnow.gov/

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Cities Nearby

Branford
AQI --
East Haven
AQI --
North Haven
AQI --
Hamden
AQI --
New Haven
AQI 4
Guilford
AQI --
West Haven
AQI --
Woodbridge
AQI --
Madison
AQI --
Clinton
AQI 4
Meriden
AQI --