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  4. Fairfield County

Fairfield County

Connecticut

2026-03-11 09:00
CAQI (Europe)
Very Low
Pollutants|Pollens
NO2
μg/m³
42.3
PM10
μg/m³
20.9
PM2.5
μg/m³
8.5
O3
μg/m³
14.5
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
13℃
68%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • NO2
  • PM10
  • PM2.5
  • O3
  • SO2
Places included
Bridgeport
AQI 20
Brookfield
AQI 22
Danbury
AQI 22
Darien
AQI 20
Fairfield
AQI 20
Greenwich
AQI 11
Newtown
AQI 22
Norwalk
AQI 20
Redding
AQI 22
Ridgefield
AQI 22
Shelton
AQI 21
Sherman
AQI 22
Stamford
AQI 11
Stratford
AQI 20
Trumbull
AQI 20
Westport
AQI 22
Data Sources
http://www.airnow.gov/

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Cities Nearby

Redding
AQI 22
Ridgefield
AQI 22
Westport
AQI 22
Trumbull
AQI 20
South Salem
AQI 22
Norwalk
AQI 20
Fairfield
AQI 20
Scotts Corners
AQI 22
Danbury
AQI 22
Bridgeport
AQI 20
Newtown
AQI 22