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Air quality in Toronto
Air quality index (AQI) and PM2.5 air pollution in Toronto
754 people follow this city
Toronto Air Quality Map
Real-time Toronto air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Toronto today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Toronto?
| Weather | Broken clouds |
| Temperature | 64.4°F |
| Humidity | 89% |
| Wind | 2 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Thibodaux, Louisiana | 136 |
| 2 | Yucaipa, California | 84 |
| 3 | La Crescenta-Montrose, California | 80 |
| 4 | San Bernardino, California | 78 |
| 5 | Indio, California | 77 |
| 6 | Hammond, Indiana | 74 |
| 7 | Rapid City, South Dakota | 74 |
| 8 | Fontana, California | 73 |
| 9 | La Canada Flintridge, California | 73 |
| 10 | Redlands, California | 73 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
58*
live AQI index
Moderate
Overview
What is the current air quality in Toronto?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 58* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.7*µg/m³ | |
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PM2.5
x2.5
PM2.5 concentration in Toronto is currently 2.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in 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 air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 58 AQI US |  90% | 77° 55.4° |  4.5 mp/h |
| Saturday, May 18 | Moderate 65 AQI US |  | 80.6° 53.6° | 4.5 mp/h |
| Sunday, May 19 | Moderate 69 AQI US | | 80.6° 57.2° | 4.5 mp/h |
| Monday, May 20 | Moderate 67 AQI US | 20% | 82.4° 59° | 6.7 mp/h |
| Tuesday, May 21 | Moderate 78 AQI US | 80% | 82.4° 62.6° | 13.4 mp/h |
| Wednesday, May 22 | Moderate 73 AQI US | 100% | 69.8° 51.8° | 11.2 mp/h |
| Thursday, May 23 | Good 15 AQI US  |  | 68° 46.4° | 11.2 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Toronto?
No locations are available.
AQI US, Metric