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  4. Fairfield County

Fairfield County

Connecticut

2026-03-12 21:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
84.1
PM2.5
μg/m³
2.9
PM10
μg/m³
4.4
NO2
μg/m³
6
SO2
μg/m³
0
Weather
  • ℃
  • ℉
3℃
89%
14 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • NO2
  • SO2
Places included
Bridgeport
AQI 15
Brookfield
AQI 17
Danbury
AQI 35
Darien
AQI 22
Fairfield
AQI 15
Greenwich
AQI 37
Newtown
AQI 17
Norwalk
AQI 15
Redding
AQI 17
Ridgefield
AQI 17
Shelton
AQI 12
Sherman
AQI 17
Stamford
AQI 22
Stratford
AQI 38
Trumbull
AQI 15
Westport
AQI 38
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 17
Ridgefield
AQI 17
Westport
AQI 38
Trumbull
AQI 15
South Salem
AQI 17
Norwalk
AQI 15
Fairfield
AQI 15
Scotts Corners
AQI 22
Danbury
AQI 35
Bridgeport
AQI 15
Newtown
AQI 17