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

New Haven County

Connecticut

2025-12-30 19:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
79.3
PM2.5
μg/m³
1.6
PM10
μg/m³
7.1
NO2
μg/m³
9.9
CO
μg/m³
250
SO2
μg/m³
0
Weather
  • ℃
  • ℉
-2℃
44%
27 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • NO2
  • CO
  • SO2
Places included
Branford
AQI 9
Derby
AQI 9
East Haven
AQI 9
Guilford
AQI 9
Hamden
AQI 9
Madison
AQI 9
Meriden
AQI 10
Middlebury
AQI 10
Milford
AQI 7
Naugatuck
AQI 10
New Haven
AQI 35
North Haven
AQI 9
Oxford
AQI 10
Waterbury
AQI 10
West Haven
AQI 9
Woodbridge
AQI 9
Data Sources
http://www.airnow.gov/

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Cities Nearby

Branford
AQI 9
East Haven
AQI 9
North Haven
AQI 9
Hamden
AQI 9
New Haven
AQI 35
Guilford
AQI 9
West Haven
AQI 9
Woodbridge
AQI 9
Madison
AQI 9
Clinton
AQI 34
Meriden
AQI 10