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  4. Hartford County

Hartford County

Connecticut

2026-05-13 09:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
72.9
PM10
μg/m³
10.2
NO2
μg/m³
19.1
PM2.5
μg/m³
3.9
CO
μg/m³
125
Weather
  • ℃
  • ℉
7℃
84%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • NO2
  • PM2.5
  • CO
Places included
Avon
AQI 11
Bloomfield
AQI 11
Bristol
AQI 10
Burlington
AQI 11
Canton
AQI 11
East Hartford
AQI 23
East Windsor
AQI 9
Enfield
AQI 9
Farmington
AQI 11
Glastonbury
AQI 9
Hartford
AQI 15
Manchester
AQI 9
New Britain
AQI 11
Newington
AQI 11
Plainville
AQI 11
Rocky Hill
AQI 11
Simsbury
AQI 11
South Windsor
AQI 9
Southington
AQI 10
Suffield
AQI 9
West Hartford
AQI 11
Windsor
AQI 9
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 11
West Hartford
AQI 11
Farmington
AQI 11
Simsbury
AQI 11
Bloomfield
AQI 11
Canton
AQI 11
Hartford
AQI 15
Newington
AQI 11
Burlington
AQI 11
Plainville
AQI 11
New Britain
AQI 11