AddAir quality in Saint-Leonard
Air quality index (AQI⁺) and PM2.5 air pollution in Saint-Leonard • 4.9K Followers • 20:00, Aug 11 Local time
42*
US AQI⁺Good
Main pollutant:
PM2.5
7.5 µg/m³
22°
9 km/h
78 %
Hourly forecast
Saint-Leonard air quality index (AQI⁺) forecast
Daily forecast
Saint-Leonard air quality index (AQI⁺) forecast
| Today | 47 |  | 26° 17° |  20 km/h | 65% |
| Wed | 52 | | 26° 17° | 27 km/h | 71% |
| Thu | 43 |  | 23° 15° | 13 km/h | 68% |
Air pollutants
What is the current air quality in Saint-Leonard?
PM2.5 concentration is currently 1.5 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in Saint-Leonard
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in Saint-Leonard today?
Index
Low
 Tree None | 0% |
 Grass Low | 25% |
 Weed Low | 25% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in Saint-Leonard today?
Index
Low
Tree None | 0% |
Grass Low | 25% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in Saint-Leonard
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near Saint-Leonard
Worldwide AQI⁺ ranking
City ranking
Real-time Canada AQI⁺ city ranking
Historic air quality near Saint-Leonard
History
Historic air quality graph for Saint-Leonard
Historic air quality near Saint-Leonard
History
Historic air quality graph for Saint-Leonard
Most polluted locations near Saint-Leonard
Worldwide AQI⁺ rankingCity ranking
