1. North America
  2. United States
  3. California
  4. San Bernardino County
  5. Ontario

Ontario

San Bernardino County, California

2026-10-03 08:00
AQI (India)
Moderately polluted
Pollutants|Pollens
NO2
μg/m³
93.8
PM10
μg/m³
32
PM2.5
μg/m³
11
Weather
  • ℃
  • ℉
27℃
39%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • NO2
  • PM10
  • PM2.5
Places included
60 Near Road
AQI 114
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

Ontario
AQI 114
Upland
AQI 32
Chino
AQI 49
Rancho Cucamonga
AQI 32
Claremont
AQI 12
Pomona
AQI 12
San Antonio Heights
AQI 32
Chino Hills
AQI 12
La Verne
AQI 12
Eastvale
AQI 49
San Dimas
AQI 12