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

New Haven County

Connecticut

2026-10-17 03:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
38.6
NO2
μg/m³
21.8
PM10
μg/m³
10.5
PM2.5
μg/m³
4.7
CO
μg/m³
500
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
15℃
89%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • NO2
  • PM10
  • PM2.5
  • CO
  • SO2
Places included
Branford
AQI 10
Derby
AQI 10
East Haven
AQI 10
Guilford
AQI 10
Hamden
AQI 10
Madison
AQI 10
Meriden
AQI 12
Middlebury
AQI 12
Milford
AQI 8
Naugatuck
AQI 12
New Haven
AQI 13
North Haven
AQI 10
Oxford
AQI 12
Waterbury
AQI 12
West Haven
AQI 10
Woodbridge
AQI 10
Data Sources
http://www.airnow.gov/

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Cities Nearby

Branford
AQI 10
East Haven
AQI 10
North Haven
AQI 10
Hamden
AQI 10
New Haven
AQI 13
Guilford
AQI 10
West Haven
AQI 10
Woodbridge
AQI 10
Madison
AQI 10
Clinton
AQI 16
Meriden
AQI 12