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

Westmoreland County

Pennsylvania

2026-09-18 23:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
4.8
O3
μg/m³
57.9
Weather
  • ℃
  • ℉
19℃
91%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
Places included
Adamsburg
AQI 21
Allegheny Township
AQI 51
Arnold
AQI 51
Arona
AQI 21
Avonmore
AQI 51
Bell Township
AQI 51
Bolivar
AQI 22
Cook Township
AQI 21
Delmont
AQI 21
Derry
AQI 21
Derry Township
AQI 21
Donegal
AQI 21
Donegal Township
AQI 21
East Huntingdon Township
AQI 21
East Vandergrift
AQI 51
Export
AQI 21
Fairfield Township
AQI 22
Hempfield Township
AQI 26
Hyde Park
AQI 51
Irwin
AQI 19
Jeannette
AQI 21
Latrobe
AQI 21
Laurel Mountain
AQI 22
Ligonier
AQI 21
Ligonier Township
AQI 21
Lower Burrell
AQI 51
Loyalhanna Township
AQI 21
Madison
AQI 21
Manor
AQI 21
Monessen
AQI 19
Mount Pleasant
AQI 21
Mount Pleasant Township
AQI 21
Murrysville
AQI 20
New Alexandria
AQI 21
New Florence
AQI 22
New Kensington
AQI 51
New Stanton
AQI 21
North Belle Vernon
AQI 19
North Huntingdon Township
AQI 19
North Irwin
AQI 19
Oklahoma
AQI 51
Penn
AQI 21
Penn Township
AQI 21
Rostraver Township
AQI 19
Salem Township
AQI 21
Scottdale
AQI 21
Seward
AQI 22
Sewickley Township
AQI 18
Smithton
AQI 19
South Greensburg
AQI 21
South Huntingdon Township
AQI 21
Southwest Greensburg
AQI 21
St. Clair Township
AQI 22
Sutersville
AQI 18
Trafford
AQI 20
Unity Township
AQI 21
Upper Burrell Township
AQI 51
Vandergrift
AQI 51
Washington Township
AQI 51
West Leechburg
AQI 51
West Newton
AQI 19
Youngstown
AQI 21
Youngwood
AQI 21
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 21
Southwest Greensburg
AQI 21
Youngwood
AQI 21
Greensburg
AQI 26
Youngstown
AQI 21
Mount Pleasant
AQI 21
New Stanton
AQI 21
Latrobe
AQI 21
Acme
AQI 21
Hunker
AQI 21
Donegal
AQI 21