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  4. Fairfield County

Fairfield County

Connecticut

2026-10-21 16:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
9.9
PM2.5
μg/m³
2.1
NO2
μg/m³
4.9
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
15℃
53%
21 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • PM2.5
  • NO2
  • SO2
Places included
Bridgeport
AQI 13
Brookfield
AQI 6
Danbury
AQI 6
Darien
AQI 13
Fairfield
AQI 13
Greenwich
AQI 1
Newtown
AQI 6
Norwalk
AQI 13
Redding
AQI 6
Ridgefield
AQI 6
Shelton
AQI 12
Sherman
AQI 6
Stamford
AQI 1
Stratford
AQI 13
Trumbull
AQI 13
Westport
AQI 13
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 6
Ridgefield
AQI 6
Westport
AQI 13
Trumbull
AQI 13
South Salem
AQI 6
Norwalk
AQI 13
Fairfield
AQI 13
Scotts Corners
AQI 6
Danbury
AQI 6
Bridgeport
AQI 13
Newtown
AQI 6