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  4. Hartford County

Hartford County

Connecticut

2026-05-13 17:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
98.6
PM10
μg/m³
20.4
NO2
μg/m³
22.8
PM2.5
μg/m³
6.5
CO
μg/m³
250
Weather
  • ℃
  • ℉
17℃
68%
20 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • NO2
  • PM2.5
  • CO
Places included
Avon
AQI 21
Bloomfield
AQI 21
Bristol
AQI 34
Burlington
AQI 21
Canton
AQI 21
East Hartford
AQI 31
East Windsor
AQI 16
Enfield
AQI 16
Farmington
AQI 21
Glastonbury
AQI 16
Hartford
AQI 21
Manchester
AQI 16
New Britain
AQI 21
Newington
AQI 21
Plainville
AQI 21
Rocky Hill
AQI 21
Simsbury
AQI 21
South Windsor
AQI 16
Southington
AQI 34
Suffield
AQI 16
West Hartford
AQI 21
Windsor
AQI 16
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 21
West Hartford
AQI 21
Farmington
AQI 21
Simsbury
AQI 21
Bloomfield
AQI 21
Canton
AQI 21
Hartford
AQI 21
Newington
AQI 21
Burlington
AQI 21
Plainville
AQI 21
New Britain
AQI 21