AddAir quality in Markham
Air quality index (AQI⁺) and PM2.5 air pollution in Markham • 19 Followers • 13:00, Jun 01 Local time
54*
US AQI⁺Moderate
Main pollutant:
PM2.5
11 µg/m³
31°
10 km/h
72 %
Hourly forecast
Markham air quality index (AQI⁺) forecast
Daily forecast
Markham air quality index (AQI⁺) forecast
| Today | 55 |  | 31° 25° |  15 km/h | 84% |
| Tue | 52 | | 31° 22° | 22 km/h | 85% |
| Wed | 57 | | 31° 22° | 17 km/h | 84% |
Air pollutants
What is the current air quality in Markham?
PM2.5 concentration is currently 2.2 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 Get an air purifier |
Pollen
What is the pollen count in Markham today?
Index
High
 Tree Low | 25% |
 Grass High | 75% |
 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 Get an air purifier |
Pollen
What is the pollen count in Markham today?
Index
High
Tree Low | 25% |
Grass High | 75% |
Weed None | 0% |
Source:
wetter.comMost polluted locations near Markham
Worldwide AQI⁺ ranking
Historic air quality near Markham
History
Historic air quality graph for Markham
Historic air quality near Markham
History
Historic air quality graph for Markham
Most polluted locations near Markham
Worldwide AQI⁺ ranking
