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  4. Fairfield County

Fairfield County

Connecticut

2026-03-12 17:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
73.9
NO2
μg/m³
8.4
PM2.5
μg/m³
1.8
PM10
μg/m³
2.6
SO2
μg/m³
0
Weather
  • ℃
  • ℉
4℃
79%
16 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • NO2
  • PM2.5
  • PM10
  • SO2
Places included
Bridgeport
AQI 3
Brookfield
AQI 3
Danbury
AQI 22
Darien
AQI 3
Fairfield
AQI 3
Greenwich
AQI 25
Newtown
AQI 3
Norwalk
AQI 3
Redding
AQI 3
Ridgefield
AQI 3
Shelton
AQI 4
Sherman
AQI 3
Stamford
AQI 23
Stratford
AQI 25
Trumbull
AQI 3
Westport
AQI 23
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 3
Ridgefield
AQI 3
Westport
AQI 23
Trumbull
AQI 3
South Salem
AQI 3
Norwalk
AQI 3
Fairfield
AQI 3
Scotts Corners
AQI 3
Danbury
AQI 22
Bridgeport
AQI 3
Newtown
AQI 3