AddAir quality in Markham
Air quality index (AQI⁺) and PM2.5 air pollution in Markham • 11 Followers • 19:00, Aug 24 Local time
28*
US AQI⁺Good
Main pollutant:
PM2.5
5.2 µg/m³
21°
10 km/h
71 %
Hourly forecast
Markham air quality index (AQI⁺) forecast
Daily forecast
Markham air quality index (AQI⁺) forecast
| Today | 42 |  | 25° 17° |  10 km/h | 66% |
| Tue | 53 |  | 29° 18° | 24 km/h | 72% |
| Wed | 57 |  | 28° 18° | 19 km/h | 53% |
Air pollutants
What is the current air quality in Markham?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in Markham today?
Index
High
 Tree None | 0% |
 Grass None | 0% |
 Weed High | 75% |
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 Markham today?
Index
High
Tree None | 0% |
Grass None | 0% |
Weed High | 75% |
Source:
wetter.comMost polluted locations near Markham
Worldwide AQI⁺ ranking
City ranking
Real-time USA AQI⁺ city 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⁺ rankingCity ranking
