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  4. Fairfield County

Fairfield County

Connecticut

2026-10-21 12:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
11.1
NO2
μg/m³
9.7
PM2.5
μg/m³
2.8
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
9℃
67%
19 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • NO2
  • PM2.5
  • SO2
Places included
Bridgeport
AQI 14
Brookfield
AQI 8
Danbury
AQI 8
Darien
AQI 14
Fairfield
AQI 14
Greenwich
AQI 5
Newtown
AQI 8
Norwalk
AQI 14
Redding
AQI 8
Ridgefield
AQI 8
Shelton
AQI 9
Sherman
AQI 8
Stamford
AQI 5
Stratford
AQI 14
Trumbull
AQI 14
Westport
AQI 14
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 8
Ridgefield
AQI 8
Westport
AQI 14
Trumbull
AQI 14
South Salem
AQI 8
Norwalk
AQI 14
Fairfield
AQI 14
Scotts Corners
AQI 8
Danbury
AQI 8
Bridgeport
AQI 14
Newtown
AQI 8