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  3. Pennsylvania
  4. Westmoreland County

Westmoreland County

Pennsylvania

2026-09-20 20:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
70.7
PM2.5
μg/m³
5.4
Weather
  • ℃
  • ℉
21℃
97%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
Places included
Adamsburg
AQI 33
Allegheny Township
AQI 24
Arnold
AQI 24
Arona
AQI 33
Avonmore
AQI 24
Bell Township
AQI 24
Bolivar
AQI 28
Cook Township
AQI 33
Delmont
AQI 33
Derry
AQI 33
Derry Township
AQI 33
Donegal
AQI 33
Donegal Township
AQI 33
East Huntingdon Township
AQI 33
East Vandergrift
AQI 24
Export
AQI 33
Fairfield Township
AQI 28
Hempfield Township
AQI 33
Hyde Park
AQI 24
Irwin
AQI 33
Jeannette
AQI 33
Latrobe
AQI 33
Laurel Mountain
AQI 28
Ligonier
AQI 33
Ligonier Township
AQI 31
Lower Burrell
AQI 24
Loyalhanna Township
AQI 33
Madison
AQI 33
Manor
AQI 33
Monessen
AQI 29
Mount Pleasant
AQI 33
Mount Pleasant Township
AQI 33
Murrysville
AQI 31
New Alexandria
AQI 33
New Florence
AQI 28
New Kensington
AQI 24
New Stanton
AQI 33
North Belle Vernon
AQI 29
North Huntingdon Township
AQI 33
North Irwin
AQI 33
Oklahoma
AQI 24
Penn
AQI 33
Penn Township
AQI 33
Rostraver Township
AQI 29
Salem Township
AQI 33
Scottdale
AQI 33
Seward
AQI 28
Sewickley Township
AQI 28
Smithton
AQI 29
South Greensburg
AQI 33
South Huntingdon Township
AQI 33
Southwest Greensburg
AQI 33
St. Clair Township
AQI 28
Sutersville
AQI 28
Trafford
AQI 31
Unity Township
AQI 33
Upper Burrell Township
AQI 24
Vandergrift
AQI 24
Washington Township
AQI 24
West Leechburg
AQI 24
West Newton
AQI 29
Youngstown
AQI 33
Youngwood
AQI 33
Data Sources
http://www.airnow.gov/

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Cities Nearby

South Greensburg
AQI 33
Southwest Greensburg
AQI 33
Youngwood
AQI 33
Greensburg
AQI 33
Youngstown
AQI 33
Mount Pleasant
AQI 33
New Stanton
AQI 33
Latrobe
AQI 33
Acme
AQI 33
Hunker
AQI 33
Donegal
AQI 33