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Air quality in Markham
Air quality index (AQI) and PM2.5 air pollution in Markham
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Markham Air Quality Map
Real-time Markham air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Markham today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Weather
What is the current weather in Markham?
| Weather | Clear sky |
| Temperature | 53.6°F |
| Humidity | 92% |
| Wind | 3.4 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Coachella, California | 157 |
| 2 | Palm Desert, California | 157 |
| 3 | Cottage Grove, Oregon | 84 |
| 4 | Pahrump, Nevada | 74 |
| 5 | Campo, California | 69 |
| 6 | Indio, California | 69 |
| 7 | Yucaipa, California | 66 |
| 8 | San Fernando, California | 65 |
| 9 | Auberry, California | 64 |
| 10 | Coarsegold, California | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
13*
live AQI index
Good
Overview
What is the current air quality in Markham?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 13* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.2*µg/m³ | |
✓
PM2.5 concentration in Markham air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Markham?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Markham air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 13 AQI US |  | 75.2° 53.6° |  11.2 mp/h |
| Wednesday, Apr 24 | Good 26 AQI US |  20% | 80.6° 68° | 13.4 mp/h |
| Thursday, Apr 25 | Good 42 AQI US | 20% | 78.8° 68° | 15.7 mp/h |
| Friday, Apr 26 | Good 35 AQI US | 20% | 80.6° 71.6° | 20.1 mp/h |
| Saturday, Apr 27 | Moderate 54 AQI US  | 20% | 82.4° 71.6° | 22.4 mp/h |
| Sunday, Apr 28 | Moderate 57 AQI US | 40% | 82.4° 71.6° | 15.7 mp/h |
| Monday, Apr 29 | Moderate 56 AQI US | 20% | 84.2° 71.6° | 8.9 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Markham?
No locations are available.
AQI US, Metric