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  4. Hartford County

Hartford County

Connecticut

2026-05-14 02:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
111.4
PM10
μg/m³
14.1
NO2
μg/m³
15.9
PM2.5
μg/m³
5.4
CO
μg/m³
250
Weather
  • ℃
  • ℉
13℃
78%
20 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • NO2
  • PM2.5
  • CO
Places included
Avon
AQI 15
Bloomfield
AQI 15
Bristol
AQI 13
Burlington
AQI 15
Canton
AQI 15
East Hartford
AQI 35
East Windsor
AQI 13
Enfield
AQI 13
Farmington
AQI 15
Glastonbury
AQI 13
Hartford
AQI 15
Manchester
AQI 13
New Britain
AQI 15
Newington
AQI 15
Plainville
AQI 15
Rocky Hill
AQI 15
Simsbury
AQI 15
South Windsor
AQI 13
Southington
AQI 13
Suffield
AQI 13
West Hartford
AQI 15
Windsor
AQI 13
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 15
West Hartford
AQI 15
Farmington
AQI 15
Simsbury
AQI 15
Bloomfield
AQI 15
Canton
AQI 15
Hartford
AQI 15
Newington
AQI 15
Burlington
AQI 15
Plainville
AQI 15
New Britain
AQI 15