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  4. Hartford County

Hartford County

Connecticut

2026-05-19 20:00
AQI (India)
Very poor
Pollutants|Pollens
O3
μg/m³
225
PM10
μg/m³
41.4
PM2.5
μg/m³
20.9
NO2
μg/m³
22.2
CO
μg/m³
375
Weather
  • ℃
  • ℉
28℃
77%
19 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
Places included
Avon
AQI 39
Bloomfield
AQI 39
Bristol
AQI 61
Burlington
AQI 39
Canton
AQI 39
East Hartford
AQI 304
East Windsor
AQI 40
Enfield
AQI 40
Farmington
AQI 39
Glastonbury
AQI 40
Hartford
AQI 47
Manchester
AQI 40
New Britain
AQI 39
Newington
AQI 39
Plainville
AQI 39
Rocky Hill
AQI 39
Simsbury
AQI 39
South Windsor
AQI 40
Southington
AQI 61
Suffield
AQI 40
West Hartford
AQI 39
Windsor
AQI 40
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 39
West Hartford
AQI 39
Farmington
AQI 39
Simsbury
AQI 39
Bloomfield
AQI 39
Canton
AQI 39
Hartford
AQI 47
Newington
AQI 39
Burlington
AQI 39
Plainville
AQI 39
New Britain
AQI 39