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  4. Fairfield County

Fairfield County

Connecticut

2026-10-19 20:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
2.8
PM10
μg/m³
9.4
NO2
μg/m³
10.7
SO2
μg/m³
0.9
Weather
  • ℃
  • ℉
16℃
57%
21 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
  • NO2
  • SO2
Places included
Bridgeport
AQI 19
Brookfield
AQI 15
Danbury
AQI 15
Darien
AQI 11
Fairfield
AQI 19
Greenwich
AQI 10
Newtown
AQI 15
Norwalk
AQI 19
Redding
AQI 15
Ridgefield
AQI 15
Shelton
AQI 15
Sherman
AQI 15
Stamford
AQI 10
Stratford
AQI 19
Trumbull
AQI 19
Westport
AQI 19
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 15
Ridgefield
AQI 15
Westport
AQI 19
Trumbull
AQI 19
South Salem
AQI 15
Norwalk
AQI 19
Fairfield
AQI 19
Scotts Corners
AQI 10
Danbury
AQI 15
Bridgeport
AQI 19
Newtown
AQI 15