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  4. Hartford County

Hartford County

Connecticut

2026-05-19 18:00
AQI (India)
Poor
Pollutants|Pollens
O3
μg/m³
180
PM10
μg/m³
35.4
PM2.5
μg/m³
19
NO2
μg/m³
19.3
CO
μg/m³
250
Weather
  • ℃
  • ℉
33℃
49%
22 kph
6 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
Places included
Avon
AQI 36
Bloomfield
AQI 36
Bristol
AQI 33
Burlington
AQI 36
Canton
AQI 36
East Hartford
AQI 230
East Windsor
AQI 35
Enfield
AQI 35
Farmington
AQI 36
Glastonbury
AQI 35
Hartford
AQI 40
Manchester
AQI 35
New Britain
AQI 36
Newington
AQI 36
Plainville
AQI 36
Rocky Hill
AQI 36
Simsbury
AQI 36
South Windsor
AQI 35
Southington
AQI 33
Suffield
AQI 35
West Hartford
AQI 36
Windsor
AQI 35
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 36
West Hartford
AQI 36
Farmington
AQI 36
Simsbury
AQI 36
Bloomfield
AQI 36
Canton
AQI 36
Hartford
AQI 40
Newington
AQI 36
Burlington
AQI 36
Plainville
AQI 36
New Britain
AQI 36