1. North America
  2. United States
  3. Massachusetts
  4. Worcester County

Worcester County

Massachusetts

2026-05-04 19:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
126.4
PM10
μg/m³
14.4
CO
μg/m³
250
NO2
μg/m³
8.2
PM2.5
μg/m³
3.9
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
21℃
33%
30 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • CO
  • NO2
  • PM2.5
  • SO2
Places included
Ashburnham
AQI 9
Athol
AQI 132
Auburn
AQI 16
Barre Town
AQI 13
Berlin
AQI 16
Blackstone
AQI 12
Bolton
AQI 16
Boylston
AQI 16
Brookfield
AQI 13
Charlton
AQI 16
Clinton
AQI 16
Douglas
AQI 12
Dudley
AQI 12
East Brookfield
AQI 16
Fitchburg
AQI 134
Gardner
AQI 134
Grafton
AQI 16
Hardwick
AQI 13
Harvard
AQI 7
Holden
AQI 16
Hopedale
AQI 12
Hubbardston
AQI 16
Lancaster
AQI 16
Leicester
AQI 16
Leominster
AQI 16
Lunenburg
AQI 134
Mendon
AQI 12
Milford
AQI 12
Millbury
AQI 16
Millville
AQI 12
New Braintree
AQI 13
North Brookfield
AQI 13
Northborough
AQI 16
Northbridge
AQI 12
Oakham
AQI 16
Oxford
AQI 16
Paxton
AQI 16
Petersham
AQI 13
Phillipston
AQI 134
Princeton
AQI 16
Royalston
AQI 8
Rutland
AQI 16
Shrewsbury
AQI 16
Southborough
AQI 16
Southbridge
AQI 16
Spencer
AQI 16
Sterling
AQI 16
Sturbridge
AQI 16
Sutton
AQI 16
Templeton
AQI 134
Upton
AQI 12
Uxbridge
AQI 139
Warren
AQI 13
Webster
AQI 12
West Boylston
AQI 16
West Brookfield
AQI 13
Westborough
AQI 16
Westminster
AQI 134
Winchendon
AQI 9
Worcester
AQI 139
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Princeton
AQI 16
Holden
AQI 16
West Boylston
AQI 16
Sterling
AQI 16
Rutland
AQI 16
Paxton
AQI 16
Boylston
AQI 16
Hubbardston
AQI 16
Clinton
AQI 16
Leominster
AQI 16
Westminster
AQI 134