Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality near Markham Street, Toronto
Air quality index (AQI) and PM2.5 air pollution near Markham Street, Toronto
3.4K people follow this station
Air Quality Map
Real-time Markham Street air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in Markham Street today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Markham Street, Toronto?
| Weather | Broken clouds |
| Temperature | 64.4°F |
| Humidity | 76% |
| Wind | 2 mp/h |
| Pressure | 29.5 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Saskatoon, Saskatchewan | 51 |
| 2 | Leduc, Alberta | 47 |
| 3 | Valemount, British Columbia | 46 |
| 4 | Pinehouse, Saskatchewan | 44 |
| 5 | Sault Ste Marie, Ontario | 44 |
| 6 | Calgary, Alberta | 41 |
| 7 | Hamilton, Ontario | 41 |
| 8 | Gibbons, Alberta | 40 |
| 9 | Lethbridge, Alberta | 40 |
| 10 | Sherwood Park, Alberta | 38 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time Toronto air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Wolfrey Avenue | 40 |
| 2 | 111Pacific Avenue | 38 |
| 3 | Ontario Ministry of the Environment Toronto North | 38 |
| 4 | Ursula Franklin Street | 38 |
| 5 | Ontario Ministry of the Environment Toronto East | 37 |
| 6 | Spadina Avenue | 34 |
| 7 | Toronto Downtown 2 | 34 |
| 8 | Toronto Downtown | 32 |
| 9 | Markham Street | 31 |
| 10 | Tweedsmuir Avenue | 28 |
(local time)
SEE WORLD AQI RANKING
US AQI
31
live AQI index
Good
Overview
What is the current air quality near Markham Street, Toronto?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 31 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.6µg/m³ | |
Health Recommendations
What is the current air quality near Markham Street, Toronto?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Markham Street, Toronto air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Friday, May 24 | Good 20 AQI US | |||
| Saturday, May 25 | Moderate 56 AQI US  | |||
| Sunday, May 26 | Good 29 AQI US | |||
| Today | Good 31 AQI US |  90% | 62.6° 55.4° |  8.9 mp/h |
| Tuesday, May 28 | Good 40 AQI US | | 62.6° 51.8° | 11.2 mp/h |
| Wednesday, May 29 | Good 12 AQI US | | 62.6° 48.2° | 13.4 mp/h |
| Thursday, May 30 | Good 11 AQI US |  | 66.2° 48.2° | 8.9 mp/h |
| Friday, May 31 | Good 18 AQI US | | 66.2° 51.8° | 4.5 mp/h |
| Saturday, Jun 1 | Moderate 56 AQI US | 60% | 60.8° 57.2° | 6.7 mp/h |
| Sunday, Jun 2 | Moderate 68 AQI US | 20% | 69.8° 59° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Markham Street air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Toronto?
- McLennan Physical Laboratories, Huron Street 8
- Roseneath Gardens 10
- Campus Walk 2 11
- McLennan Physical Laboratories 21
- Algonquin Island 24
- Pacific & Glenlake 24
- Queens Quay West 25
- Greenwood & Danforth 27
- Ontario Ministry of the Environment Toronto West 27
- Tweedsmuir Avenue 28
- Markham Street 31
- Toronto Downtown 32
- Spadina Avenue 34
- Toronto Downtown 2 34
- Ontario Ministry of the Environment Toronto East 37
- 111Pacific Avenue 38
- Ontario Ministry of the Environment Toronto North 38
- Ursula Franklin Street 38
- Wolfrey Avenue 40
AQI US, Metric