AddAir quality in Ontario
Air quality index (AQI⁺) and PM2.5 air pollution in Ontario • 13.7K Followers • 19:00, Sep 30
52
US AQI⁺Moderate
Main pollutant:
PM2.5
9.7 µg/m³
25°
15 km/h
58 %
Hourly forecast
Ontario air quality index (AQI⁺) forecast
Daily forecast
Ontario air quality index (AQI⁺) forecast
| Today | 52 |  | 35° 20° |  19 km/h | 49% |
| Thu | 54 | | 38° 22° | 18 km/h | 28% |
| Fri | 61 | | 39° 28° | 22 km/h | 16% |
Air pollutants
What is the current air quality in Ontario?
PM2.5 concentration is currently 1.9 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Sensitive groups should reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Sensitive groups should run an air purifier Discover Atem car |
Pollen
What is the pollen count in Ontario today?
Index
None
 Tree None | 0% |
 Grass None | 0% |
 Weed None | 0% |
Source:
wetter.comHealth recommendations
Sensitive groups should reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Sensitive groups should run an air purifier Discover Atem car |
Pollen
What is the pollen count in Ontario today?
Index
None
Tree None | 0% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comMost polluted locations near Ontario
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Ontario
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near Ontario
History
Historic air quality graph for Ontario
Historic air quality near Ontario
History
Historic air quality graph for Ontario
Most polluted locations near Ontario
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Ontario
City ranking
Real-time USA AQI⁺ city ranking
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