Greenwich Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

Greenwich

Fairfield County, Connecticut

2025-12-19 20:00

AQI (US)

Good

PM2.5

μg/m³

3.4

Weather

6℃

82%

20 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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