1. North America
  2. United States
  3. Pennsylvania
  4. Westmoreland County

Westmoreland County

Pennsylvania

2026-09-21 23:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
3.2
O3
μg/m³
32.1
Weather
  • ℃
  • ℉
15℃
91%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
Places included
Adamsburg
AQI 18
Allegheny Township
AQI 15
Arnold
AQI 15
Arona
AQI 18
Avonmore
AQI 15
Bell Township
AQI 15
Bolivar
AQI 20
Cook Township
AQI 18
Delmont
AQI 18
Derry
AQI 18
Derry Township
AQI 18
Donegal
AQI 18
Donegal Township
AQI 18
East Huntingdon Township
AQI 18
East Vandergrift
AQI 15
Export
AQI 18
Fairfield Township
AQI 20
Hempfield Township
AQI 18
Hyde Park
AQI 15
Irwin
AQI 19
Jeannette
AQI 18
Latrobe
AQI 18
Laurel Mountain
AQI 20
Ligonier
AQI 18
Ligonier Township
AQI 19
Lower Burrell
AQI 15
Loyalhanna Township
AQI 18
Madison
AQI 18
Manor
AQI 18
Monessen
AQI 19
Mount Pleasant
AQI 18
Mount Pleasant Township
AQI 18
Murrysville
AQI 18
New Alexandria
AQI 18
New Florence
AQI 20
New Kensington
AQI 15
New Stanton
AQI 18
North Belle Vernon
AQI 19
North Huntingdon Township
AQI 19
North Irwin
AQI 19
Oklahoma
AQI 15
Penn
AQI 18
Penn Township
AQI 18
Rostraver Township
AQI 19
Salem Township
AQI 18
Scottdale
AQI 18
Seward
AQI 20
Sewickley Township
AQI 34
Smithton
AQI 19
South Greensburg
AQI 18
South Huntingdon Township
AQI 18
Southwest Greensburg
AQI 18
St. Clair Township
AQI 20
Sutersville
AQI 34
Trafford
AQI 18
Unity Township
AQI 18
Upper Burrell Township
AQI 15
Vandergrift
AQI 15
Washington Township
AQI 15
West Leechburg
AQI 15
West Newton
AQI 19
Youngstown
AQI 18
Youngwood
AQI 18
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

South Greensburg
AQI 18
Southwest Greensburg
AQI 18
Youngwood
AQI 18
Greensburg
AQI 18
Youngstown
AQI 18
Mount Pleasant
AQI 18
New Stanton
AQI 18
Latrobe
AQI 18
Acme
AQI 18
Hunker
AQI 18
Donegal
AQI 18