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  4. Worcester County

Worcester County

Massachusetts

2025-12-07 10:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
11.7
NO2
μg/m³
55.4
PM10
μg/m³
14.4
O3
μg/m³
27.9
CO
μg/m³
500
SO2
μg/m³
2.9
Weather
  • ℃
  • ℉
-4℃
91%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • NO2
  • PM10
  • O3
  • CO
  • SO2
Places included
Ashburnham
AQI 38
Athol
AQI 62
Auburn
AQI 56
Barre Town
AQI 45
Berlin
AQI 56
Blackstone
AQI 60
Bolton
AQI 56
Boylston
AQI 56
Brookfield
AQI 45
Charlton
AQI 56
Clinton
AQI 56
Douglas
AQI 60
Dudley
AQI 60
East Brookfield
AQI 56
Fitchburg
AQI 60
Gardner
AQI 60
Grafton
AQI 56
Hardwick
AQI 45
Harvard
AQI 49
Holden
AQI 56
Hopedale
AQI 60
Hubbardston
AQI 56
Lancaster
AQI 56
Leicester
AQI 56
Leominster
AQI 56
Lunenburg
AQI 60
Mendon
AQI 60
Milford
AQI 60
Millbury
AQI 56
Millville
AQI 60
New Braintree
AQI 45
North Brookfield
AQI 45
Northborough
AQI 56
Northbridge
AQI 60
Oakham
AQI 56
Oxford
AQI 56
Paxton
AQI 56
Petersham
AQI 45
Phillipston
AQI 62
Princeton
AQI 56
Royalston
AQI 64
Rutland
AQI 56
Shrewsbury
AQI 56
Southborough
AQI 56
Southbridge
AQI 56
Spencer
AQI 56
Sterling
AQI 56
Sturbridge
AQI 56
Sutton
AQI 56
Templeton
AQI 62
Upton
AQI 60
Uxbridge
AQI 60
Warren
AQI 45
Webster
AQI 60
West Boylston
AQI 56
West Brookfield
AQI 45
Westborough
AQI 56
Westminster
AQI 60
Winchendon
AQI 38
Worcester
AQI 56
Data Sources
http://www.airnow.gov/

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Cities Nearby

Princeton
AQI 56
Holden
AQI 56
West Boylston
AQI 56
Sterling
AQI 56
Rutland
AQI 56
Paxton
AQI 56
Boylston
AQI 56
Hubbardston
AQI 56
Clinton
AQI 56
Leominster
AQI 56
Westminster
AQI 60