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  4. Hartford County

Hartford County

Connecticut

2026-03-11 18:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
10.5
O3
μg/m³
109.3
PM10
μg/m³
28.7
NO2
μg/m³
17.9
Weather
  • ℃
  • ℉
19℃
62%
18 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
  • NO2
Places included
Avon
AQI 54
Bloomfield
AQI 54
Bristol
AQI 61
Burlington
AQI 54
Canton
AQI 54
East Hartford
AQI 57
East Windsor
AQI 46
Enfield
AQI 45
Farmington
AQI 54
Glastonbury
AQI 46
Hartford
AQI 62
Manchester
AQI 46
New Britain
AQI 54
Newington
AQI 54
Plainville
AQI 54
Rocky Hill
AQI 54
Simsbury
AQI 54
South Windsor
AQI 46
Southington
AQI 61
Suffield
AQI 45
West Hartford
AQI 54
Windsor
AQI 46
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 54
West Hartford
AQI 54
Farmington
AQI 54
Simsbury
AQI 54
Bloomfield
AQI 54
Canton
AQI 54
Hartford
AQI 62
Newington
AQI 54
Burlington
AQI 54
Plainville
AQI 54
New Britain
AQI 54