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
Thunder Bay District
Thunder Bay
AQI (US)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Thunder Bay
Thunder Bay District
2025-02-16 12:00
AQI (US)
Good
Pollutants
O3
μg/m³
60
PM2.5
μg/m³
3
NO2
μg/m³
4.6
Weather
℃
℃
℉
-20℃
65%
13 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
O3
PM2.5
NO2
Places included
Thunder Bay
AQI 26
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
Thunder Bay
AQI 26
Grand Portage
AQI 14
Grand Marais
AQI 56
Ahmeek
AQI 58
Calumet Township
AQI 58
Lake Linden
AQI 58
Hancock
AQI 58
Houghton
AQI 58
South Range
AQI 58
Ontonagon
AQI 57
Atikokan
AQI 53
Air Matters © 2025