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  2. United States
  3. Massachusetts
  4. Middlesex County

Middlesex County

Massachusetts

2026-06-15 00:00
AQI (US)
Moderate
Pollutants|Pollens
O3
μg/m³
130.7
PM2.5
μg/m³
7.8
PM10
μg/m³
16.7
NO2
μg/m³
16.4
Weather
  • ℃
  • ℉
25℃
60%
10 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • PM10
  • NO2
Places included
Acton
AQI 33
Arlington
AQI 50
Ashby
AQI 86
Ashland
AQI 39
Ayer
AQI 33
Bedford
AQI 33
Belmont
AQI 50
Billerica
AQI 33
Boxborough
AQI 33
Burlington
AQI 33
Cambridge
AQI 50
Carlisle
AQI 33
Chelmsford
AQI 72
Concord
AQI 33
Dracut
AQI 33
Dunstable
AQI 33
Everett
AQI 43
Framingham
AQI 39
Groton
AQI 33
Holliston
AQI 39
Hopkinton Township
AQI 39
Hudson CDP
AQI 41
Lexington
AQI 50
Lincoln
AQI 50
Littleton
AQI 33
Lowell
AQI 33
Malden
AQI 43
Marlborough
AQI 41
Maynard
AQI 33
Medford
AQI 43
Melrose
AQI 39
Natick
AQI 50
Newton
AQI 50
North Reading
AQI 39
Pepperell
AQI 33
Reading
AQI 39
Sherborn
AQI 50
Shirley
AQI 33
Somerville
AQI 50
Stoneham
AQI 39
Stow
AQI 33
Sudbury
AQI 50
Tewksbury
AQI 33
Townsend
AQI 86
Tyngsborough
AQI 33
Wakefield
AQI 39
Waltham
AQI 50
Watertown
AQI 50
Wayland
AQI 50
Westford
AQI 33
Weston
AQI 50
Wilmington
AQI 33
Winchester
AQI 43
Woburn
AQI 43
Data Sources
http://www.airnow.gov/

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Cities Nearby

Bedford
AQI 33
Lincoln
AQI 50
Concord
AQI 33
Lexington
AQI 50
Carlisle
AQI 33
Burlington
AQI 33
Billerica
AQI 33
Waltham
AQI 50
Woburn
AQI 43
Weston
AQI 50
Belmont
AQI 50