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  3. Massachusetts
  4. Middlesex County
  5. Watertown

Watertown

Middlesex County, Massachusetts

2026-01-01 19:00
CAQI (Europe)
Low
Pollutants|Pollens
PM10
μg/m³
33
PM2.5
μg/m³
4.1
Weather
  • ℃
  • ℉
-5℃
48%
41 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • PM10
  • PM2.5
Data Sources
http://www.airnow.gov/

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Cities Nearby

Watertown
AQI 33
Belmont
AQI 33
Newton
AQI 33
Waltham
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Arlington
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Cambridge
AQI 33
Brookline
AQI 33
Somerville
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Medford
AQI 33
Lexington
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Winchester
AQI 33