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 Toronto Downtown, Toronto
Air quality index (AQI) and PM2.5 air pollution near Toronto Downtown, Toronto
47.2K people follow this station
Air Quality Map
Real-time Toronto Downtown air pollution map
AIR QUALITY DATA CONTRIBUTORS
Station operated by
Government of Ontario, Ministry of the Environment
Government
Pollen
What is the pollen count in Toronto Downtown today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Toronto Downtown, Toronto?
| Weather | Broken clouds |
| Temperature | 62.6°F |
| Humidity | 91% |
| Wind | 3.4 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Toronto, Ontario | 64 |
| 2 | Oshawa, Ontario | 63 |
| 3 | Mississauga, Ontario | 61 |
| 4 | Burlington, Ontario | 59 |
| 5 | Hamilton, Ontario | 55 |
| 6 | Windsor, Ontario | 55 |
| 7 | Kitchener, Ontario | 52 |
| 8 | Oakville, Ontario | 49 |
| 9 | Waterloo, Ontario | 41 |
| 10 | London, Ontario | 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 | 111Pacific Avenue | 85 |
| 2 | Greenwood & Danforth | 76 |
| 3 | Wolfrey Avenue | 72 |
| 4 | Ursula Franklin Street | 71 |
| 5 | Queens Quay West | 70 |
| 6 | Markham Street | 69 |
| 7 | Tweedsmuir Avenue | 66 |
| 8 | Pacific & Glenlake | 63 |
| 9 | McLennan Physical Laboratories | 62 |
| 10 | Spadina Avenue | 62 |
(local time)
SEE WORLD AQI RANKING
US AQI
57
live AQI index
Moderate
Overview
What is the current air quality near Toronto Downtown, Toronto?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 57 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 15µg/m³ | |
| O3 | 42µg/m³ | |
| NO2 | 14.1µg/m³ | |
Health Recommendations
What is the current air quality near Toronto Downtown, Toronto?
 | 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 |
Forecast
Toronto Downtown, Toronto air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, Apr 25 | Good 20 AQI US  | |||
| Friday, Apr 26 | Good 24 AQI US | |||
| Saturday, Apr 27 | Good 44 AQI US | |||
| Today | Moderate 57 AQI US |  100% | 64.4° 50° |  8.9 mp/h |
| Monday, Apr 29 | Good 34 AQI US | 100% | 51.8° 44.6° | 15.7 mp/h |
| Tuesday, Apr 30 | Good 42 AQI US | 80% | 51.8° 44.6° | 4.5 mp/h |
| Wednesday, May 1 | Moderate 51 AQI US | | 60.8° 44.6° | 6.7 mp/h |
| Thursday, May 2 | Moderate 58 AQI US | | 62.6° 51.8° | 6.7 mp/h |
| Friday, May 3 | Moderate 59 AQI US | 70% | 57.2° 48.2° | 13.4 mp/h |
| Saturday, May 4 | Good 48 AQI US | 100% | 55.4° 48.2° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Toronto Downtown air quality data attribution
Contributor
Government Contributor
2 Data sources
Where is the cleanest air quality in Toronto?
- McLennan Physical Laboratories, Huron Street 53
- Russell Street 55
- Ontario Ministry of the Environment Toronto East 56
- Campus Walk 2 57
- Ontario Ministry of the Environment Toronto West 57
- Toronto Downtown 57
- Ontario Ministry of the Environment Toronto North 59
- Algonquin Island 60
- Toronto Downtown 2 60
- McLennan Physical Laboratories 62
- Spadina Avenue 62
- Pacific & Glenlake 63
- Tweedsmuir Avenue 66
- Markham Street 69
- Queens Quay West 70
- Ursula Franklin Street 71
- Wolfrey Avenue 72
- Greenwood & Danforth 76
- 111Pacific Avenue 85
AQI US, Metric