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  4. Middlesex County

Middlesex County

Connecticut

2026-06-19 16:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
102.9
PM2.5
μg/m³
3.9
PM10
μg/m³
11.5
Weather
  • ℃
  • ℉
26℃
56%
2 kph
9 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Clinton
AQI 47
Middletown
AQI 45
Old Saybrook
AQI 20
Westbrook
AQI 45
Data Sources
http://www.airnow.gov/

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Cities Nearby

Middletown
AQI 45
Westbrook
AQI 45
Old Saybrook
AQI 20
Clinton
AQI 47
Madison
AQI 51
Hebron
AQI 19
Glastonbury
AQI 19
Guilford
AQI 23
Rocky Hill
AQI 24
Montville
AQI 20
Lebanon
AQI 43