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

New Haven County

Connecticut

2025-12-29 18:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
4.7
NO2
μg/m³
45.4
O3
μg/m³
19.3
PM10
μg/m³
7.1
CO
μg/m³
250
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
6℃
95%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • NO2
  • O3
  • PM10
  • CO
  • SO2
Places included
Branford
AQI 30
Derby
AQI 30
East Haven
AQI 30
Guilford
AQI 28
Hamden
AQI 30
Madison
AQI 28
Meriden
AQI 34
Middlebury
AQI 34
Milford
AQI 35
Naugatuck
AQI 34
New Haven
AQI 28
North Haven
AQI 30
Oxford
AQI 34
Waterbury
AQI 22
West Haven
AQI 30
Woodbridge
AQI 30
Data Sources
http://www.airnow.gov/

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Cities Nearby

Branford
AQI 30
East Haven
AQI 30
North Haven
AQI 30
Hamden
AQI 30
New Haven
AQI 28
Guilford
AQI 30
West Haven
AQI 30
Woodbridge
AQI 30
Madison
AQI 30
Clinton
AQI 40
Meriden
AQI 34