Toggle navigation
Places
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
North America
Canada
Ontario
Ottawa Division
Ottawa
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Ottawa
Ottawa, Ottawa Division
2025-03-18 08:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
5.9
NO2
μg/m³
36.8
O3
μg/m³
15
Weather
℃
℃
℉
-4℃
76%
0 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
NO2
O3
Places included
Cumberland
AQI 39
Gloucester
AQI 39
Goulbourn
AQI 27
Kanata
AQI 27
Kenmore
AQI 48
Nepean
AQI 27
Ottawa
AQI 28
Ottawa Downtown
AQI 39
Vanier
AQI 39
Data Sources
http://www.airqualityontario.com/
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
Scan QR Code to Download App
iOS
Google Play
Download APK
Cities Nearby
Ottawa
AQI 33
Gatineau
AQI 27
Cantley
AQI 27
Chelsea
AQI 9
Russell
AQI 48
Sainte-Cécile-de-Masham
AQI 19
Clarence-Rockland
AQI 48
Limoges
AQI 48
Thurso
AQI 48
Mississippi Mills
AQI 49
Carleton Place
AQI 49
Air Matters © 2025