1. North America
  2. United States
  3. Connecticut
  4. New Haven County

New Haven County

Connecticut

2025-12-30 00:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
55.7
PM2.5
μg/m³
2.1
PM10
μg/m³
5.6
NO2
μg/m³
10.3
CO
μg/m³
125
SO2
μg/m³
0
Weather
  • ℃
  • ℉
6℃
45%
43 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • NO2
  • CO
  • SO2
Places included
Branford
AQI 12
Derby
AQI 12
East Haven
AQI 12
Guilford
AQI 12
Hamden
AQI 12
Madison
AQI 12
Meriden
AQI 12
Middlebury
AQI 12
Milford
AQI 13
Naugatuck
AQI 12
New Haven
AQI 25
North Haven
AQI 12
Oxford
AQI 12
Waterbury
AQI 12
West Haven
AQI 12
Woodbridge
AQI 12
Data Sources
http://www.airnow.gov/

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Cities Nearby

Branford
AQI 12
East Haven
AQI 12
North Haven
AQI 12
Hamden
AQI 12
New Haven
AQI 25
Guilford
AQI 12
West Haven
AQI 12
Woodbridge
AQI 12
Madison
AQI 12
Clinton
AQI 27
Meriden
AQI 12