AddAir quality in St. Catharines
Air quality index (AQI⁺) and PM2.5 air pollution in St. Catharines • 13.1K Followers • 02:00, Jul 18 Local time
129
US AQI⁺Unhealthy for sensitive groups
Main pollutant:
PM2.5
47 µg/m³
22°
19 km/h
84 %
Hourly forecast
St. Catharines air quality index (AQI⁺) forecast
Daily forecast
St. Catharines air quality index (AQI⁺) forecast
| Today | 118 |  | 30° 22° |  33 km/h | 76% |
| Sun | 82 | | 24° 17° | 21 km/h | 54% |
| Mon | 55 | | 27° 17° | 19 km/h | 52% |
Air pollutants
What is the current air quality in St. Catharines?
PM2.5 concentration is currently 9.4 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Run an air purifier Get an air purifier |
Pollen
What is the pollen count in St. Catharines today?
Index
Low
 Tree Low | 25% |
 Grass Low | 25% |
 Weed None | 0% |
Source:
wetter.comHealth recommendations
Reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Run an air purifier Get an air purifier |
Pollen
What is the pollen count in St. Catharines today?
Index
Low
Tree Low | 25% |
Grass Low | 25% |
Weed None | 0% |
Source:
wetter.comMost polluted locations near St. Catharines
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in St. Catharines
Historic air quality near St. Catharines
History
Historic air quality graph for St. Catharines
Historic air quality near St. Catharines
History
Historic air quality graph for St. Catharines
Most polluted locations near St. Catharines
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in St. Catharines
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