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  4. Hartford County

Hartford County

Connecticut

2026-09-03 16:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
70.7
PM10
μg/m³
12.3
NO2
μg/m³
22
PM2.5
μg/m³
4.2
CO
μg/m³
375
Weather
  • ℃
  • ℉
25℃
80%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • NO2
  • PM2.5
  • CO
Places included
Avon
AQI 15
Bloomfield
AQI 15
Bristol
AQI 9
Burlington
AQI 15
Canton
AQI 15
East Hartford
AQI 23
East Windsor
AQI 9
Enfield
AQI 9
Farmington
AQI 15
Glastonbury
AQI 9
Hartford
AQI 18
Manchester
AQI 9
New Britain
AQI 15
Newington
AQI 15
Plainville
AQI 15
Rocky Hill
AQI 15
Simsbury
AQI 15
South Windsor
AQI 9
Southington
AQI 9
Suffield
AQI 9
West Hartford
AQI 15
Windsor
AQI 9
Data Sources
http://www.airnow.gov/

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Cities Nearby

Avon
AQI 15
West Hartford
AQI 15
Farmington
AQI 15
Simsbury
AQI 15
Bloomfield
AQI 15
Canton
AQI 15
Hartford
AQI 18
Newington
AQI 15
Burlington
AQI 15
Plainville
AQI 15
New Britain
AQI 15