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  4. Hartford County

Hartford County

Connecticut

2026-09-04 03:00
AQI (China)
Excellent
Pollutants|Pollens
NO2
μg/m³
40.2
PM10
μg/m³
16.3
O3
μg/m³
40.7
PM2.5
μg/m³
7.4
CO
μg/m³
500
Weather
  • ℃
  • ℉
21℃
96%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • NO2
  • PM10
  • O3
  • PM2.5
  • CO
Places included
Avon
AQI 17
Bloomfield
AQI 17
Bristol
AQI 21
Burlington
AQI 17
Canton
AQI 17
East Hartford
AQI 15
East Windsor
AQI 14
Enfield
AQI 14
Farmington
AQI 17
Glastonbury
AQI 14
Hartford
AQI 26
Manchester
AQI 14
New Britain
AQI 17
Newington
AQI 17
Plainville
AQI 17
Rocky Hill
AQI 17
Simsbury
AQI 17
South Windsor
AQI 14
Southington
AQI 21
Suffield
AQI 14
West Hartford
AQI 17
Windsor
AQI 14
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 17
West Hartford
AQI 17
Farmington
AQI 17
Simsbury
AQI 17
Bloomfield
AQI 17
Canton
AQI 17
Hartford
AQI 26
Newington
AQI 17
Burlington
AQI 17
Plainville
AQI 17
New Britain
AQI 17