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

Worcester County

Massachusetts

2026-08-18 08:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
5.7
PM10
μg/m³
12.9
O3
μg/m³
15
NO2
μg/m³
8.2
CO
μg/m³
250
SO2
μg/m³
0.3
Weather
  • ℃
  • ℉
19℃
97%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
  • O3
  • NO2
  • CO
  • SO2
Places included
Ashburnham
AQI 19
Athol
AQI 31
Auburn
AQI 31
Barre Town
AQI 35
Berlin
AQI 31
Blackstone
AQI 39
Bolton
AQI 31
Boylston
AQI 31
Brookfield
AQI 31
Charlton
AQI 31
Clinton
AQI 31
Douglas
AQI 39
Dudley
AQI 39
East Brookfield
AQI 31
Fitchburg
AQI 23
Gardner
AQI 23
Grafton
AQI 31
Hardwick
AQI 37
Harvard
AQI 32
Holden
AQI 31
Hopedale
AQI 39
Hubbardston
AQI 31
Lancaster
AQI 31
Leicester
AQI 31
Leominster
AQI 31
Lunenburg
AQI 25
Mendon
AQI 39
Milford
AQI 39
Millbury
AQI 31
Millville
AQI 39
New Braintree
AQI 31
North Brookfield
AQI 31
Northborough
AQI 31
Northbridge
AQI 39
Oakham
AQI 31
Oxford
AQI 31
Paxton
AQI 31
Petersham
AQI 33
Phillipston
AQI 33
Princeton
AQI 31
Royalston
AQI 25
Rutland
AQI 31
Shrewsbury
AQI 31
Southborough
AQI 31
Southbridge
AQI 31
Spencer
AQI 31
Sterling
AQI 31
Sturbridge
AQI 31
Sutton
AQI 31
Templeton
AQI 32
Upton
AQI 39
Uxbridge
AQI 39
Warren
AQI 35
Webster
AQI 39
West Boylston
AQI 31
West Brookfield
AQI 31
Westborough
AQI 31
Westminster
AQI 28
Winchendon
AQI 19
Worcester
AQI 31
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 31
Holden
AQI 31
West Boylston
AQI 31
Sterling
AQI 31
Rutland
AQI 31
Paxton
AQI 31
Boylston
AQI 31
Hubbardston
AQI 31
Clinton
AQI 31
Leominster
AQI 31
Westminster
AQI 28