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  4. Westmoreland County

Westmoreland County

Pennsylvania

2026-06-18 11:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
70.7
PM2.5
μg/m³
4.3
Weather
  • ℃
  • ℉
21℃
90%
27 kph
5 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
Places included
Adamsburg
AQI 24
Allegheny Township
AQI 26
Arnold
AQI 26
Arona
AQI 24
Avonmore
AQI 26
Bell Township
AQI 26
Bolivar
AQI 22
Cook Township
AQI 24
Delmont
AQI 24
Derry
AQI 24
Derry Township
AQI 24
Donegal
AQI 24
Donegal Township
AQI 24
East Huntingdon Township
AQI 24
East Vandergrift
AQI 26
Export
AQI 24
Fairfield Township
AQI 22
Hempfield Township
AQI 31
Hyde Park
AQI 26
Irwin
AQI 36
Jeannette
AQI 24
Latrobe
AQI 24
Laurel Mountain
AQI 22
Ligonier
AQI 24
Ligonier Township
AQI 23
Lower Burrell
AQI 26
Loyalhanna Township
AQI 24
Madison
AQI 24
Manor
AQI 24
Monessen
AQI 17
Mount Pleasant
AQI 24
Mount Pleasant Township
AQI 24
Murrysville
AQI 21
New Alexandria
AQI 24
New Florence
AQI 22
New Kensington
AQI 26
New Stanton
AQI 24
North Belle Vernon
AQI 17
North Huntingdon Township
AQI 36
North Irwin
AQI 36
Oklahoma
AQI 26
Penn
AQI 24
Penn Township
AQI 24
Rostraver Township
AQI 17
Salem Township
AQI 24
Scottdale
AQI 24
Seward
AQI 22
Sewickley Township
AQI 19
Smithton
AQI 17
South Greensburg
AQI 24
South Huntingdon Township
AQI 24
Southwest Greensburg
AQI 24
St. Clair Township
AQI 22
Sutersville
AQI 19
Trafford
AQI 21
Unity Township
AQI 24
Upper Burrell Township
AQI 26
Vandergrift
AQI 26
Washington Township
AQI 26
West Leechburg
AQI 26
West Newton
AQI 17
Youngstown
AQI 24
Youngwood
AQI 24
Data Sources
http://www.airnow.gov/

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Cities Nearby

South Greensburg
AQI 24
Southwest Greensburg
AQI 24
Youngwood
AQI 24
Greensburg
AQI 31
Youngstown
AQI 24
Mount Pleasant
AQI 24
New Stanton
AQI 24
Latrobe
AQI 24
Acme
AQI 24
Hunker
AQI 24
Donegal
AQI 24