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  4. Hartford County

Hartford County

Connecticut

2026-05-14 11:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
20.7
O3
μg/m³
57.9
NO2
μg/m³
33.2
PM2.5
μg/m³
7.7
CO
μg/m³
375
Weather
  • ℃
  • ℉
12℃
97%
6 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • NO2
  • PM2.5
  • CO
Places included
Avon
AQI 29
Bloomfield
AQI 29
Bristol
AQI 14
Burlington
AQI 29
Canton
AQI 29
East Hartford
AQI 19
East Windsor
AQI 10
Enfield
AQI 10
Farmington
AQI 29
Glastonbury
AQI 10
Hartford
AQI 26
Manchester
AQI 10
New Britain
AQI 29
Newington
AQI 29
Plainville
AQI 29
Rocky Hill
AQI 29
Simsbury
AQI 29
South Windsor
AQI 10
Southington
AQI 14
Suffield
AQI 10
West Hartford
AQI 29
Windsor
AQI 10
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 29
West Hartford
AQI 29
Farmington
AQI 29
Simsbury
AQI 29
Bloomfield
AQI 29
Canton
AQI 29
Hartford
AQI 26
Newington
AQI 29
Burlington
AQI 29
Plainville
AQI 29
New Britain
AQI 29