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  4. Fairfield County

Fairfield County

Connecticut

2026-10-19 16:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
2.8
PM10
μg/m³
8.2
NO2
μg/m³
10.3
SO2
μg/m³
0.6
Weather
  • ℃
  • ℉
16℃
49%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
  • NO2
  • SO2
Places included
Bridgeport
AQI 18
Brookfield
AQI 19
Danbury
AQI 19
Darien
AQI 8
Fairfield
AQI 18
Greenwich
AQI 4
Newtown
AQI 19
Norwalk
AQI 18
Redding
AQI 19
Ridgefield
AQI 19
Shelton
AQI 24
Sherman
AQI 19
Stamford
AQI 4
Stratford
AQI 18
Trumbull
AQI 18
Westport
AQI 18
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 19
Ridgefield
AQI 19
Westport
AQI 18
Trumbull
AQI 18
South Salem
AQI 19
Norwalk
AQI 18
Fairfield
AQI 18
Scotts Corners
AQI 8
Danbury
AQI 19
Bridgeport
AQI 18
Newtown
AQI 19