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

Waltham

Middlesex County, Massachusetts

2025-12-16 10:00

AQI (India)

Good

PM10

μg/m³

35

PM2.5

μg/m³

5.3

Weather

-5℃

74%

7 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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