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  3. Pennsylvania
  4. Westmoreland County

Westmoreland County

Pennsylvania

2026-09-21 01:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
4.5
O3
μg/m³
40.7
Weather
  • ℃
  • ℉
19℃
94%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
Places included
Adamsburg
AQI 24
Allegheny Township
AQI 28
Arnold
AQI 28
Arona
AQI 24
Avonmore
AQI 28
Bell Township
AQI 28
Bolivar
AQI 27
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 28
Export
AQI 24
Fairfield Township
AQI 27
Hempfield Township
AQI 24
Hyde Park
AQI 28
Irwin
AQI 25
Jeannette
AQI 24
Latrobe
AQI 24
Laurel Mountain
AQI 27
Ligonier
AQI 24
Ligonier Township
AQI 25
Lower Burrell
AQI 28
Loyalhanna Township
AQI 24
Madison
AQI 24
Manor
AQI 24
Monessen
AQI 22
Mount Pleasant
AQI 24
Mount Pleasant Township
AQI 24
Murrysville
AQI 34
New Alexandria
AQI 24
New Florence
AQI 27
New Kensington
AQI 28
New Stanton
AQI 24
North Belle Vernon
AQI 22
North Huntingdon Township
AQI 25
North Irwin
AQI 25
Oklahoma
AQI 28
Penn
AQI 24
Penn Township
AQI 24
Rostraver Township
AQI 22
Salem Township
AQI 24
Scottdale
AQI 24
Seward
AQI 27
Sewickley Township
AQI 32
Smithton
AQI 22
South Greensburg
AQI 24
South Huntingdon Township
AQI 24
Southwest Greensburg
AQI 24
St. Clair Township
AQI 27
Sutersville
AQI 32
Trafford
AQI 34
Unity Township
AQI 24
Upper Burrell Township
AQI 28
Vandergrift
AQI 28
Washington Township
AQI 28
West Leechburg
AQI 28
West Newton
AQI 22
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 24
Youngstown
AQI 24
Mount Pleasant
AQI 24
New Stanton
AQI 24
Latrobe
AQI 24
Acme
AQI 24
Hunker
AQI 24
Donegal
AQI 24