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  4. Hartford County

Hartford County

Connecticut

2026-03-11 19:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
39.1
O3
μg/m³
105
PM2.5
μg/m³
13.9
NO2
μg/m³
18.8
CO
μg/m³
250
Weather
  • ℃
  • ℉
18℃
68%
21 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
  • NO2
  • CO
Places included
Avon
AQI 40
Bloomfield
AQI 40
Bristol
AQI 54
Burlington
AQI 40
Canton
AQI 40
East Hartford
AQI 40
East Windsor
AQI 33
Enfield
AQI 33
Farmington
AQI 40
Glastonbury
AQI 33
Hartford
AQI 34
Manchester
AQI 33
New Britain
AQI 40
Newington
AQI 40
Plainville
AQI 40
Rocky Hill
AQI 40
Simsbury
AQI 40
South Windsor
AQI 33
Southington
AQI 54
Suffield
AQI 33
West Hartford
AQI 40
Windsor
AQI 33
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 40
West Hartford
AQI 40
Farmington
AQI 40
Simsbury
AQI 40
Bloomfield
AQI 40
Canton
AQI 40
Hartford
AQI 34
Newington
AQI 40
Burlington
AQI 40
Plainville
AQI 40
New Britain
AQI 40