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Air quality in Ontario
Air quality index (AQI) and PM2.5 air pollution in Ontario
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Ontario Air Quality Map
Real-time Ontario air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Ontario today?
 | Index | Moderate | |
 | Tree pollen | Moderate | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Ontario?
| Weather | Clear sky |
| Temperature | 53.6°F |
| Humidity | 85% |
| Wind | 3.2 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Orcutt, California | 73 |
| 2 | Mecca, California | 65 |
| 3 | Edmond, Oklahoma | 64 |
| 4 | Oklahoma City, Oklahoma | 64 |
| 5 | Milwaukee, Wisconsin | 61 |
| 6 | Carlsbad, New Mexico | 60 |
| 7 | Victorville, California | 60 |
| 8 | Lewisville, Texas | 57 |
| 9 | Tulsa, Oklahoma | 55 |
| 10 | Albany, New York | 54 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Ontario aqi ranking
Real-time Ontario air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Park Avenue West | 13 |
(local time)
SEE WORLD AQI RANKING
US AQI
13
live AQI index
Good
Overview
What is the current air quality in Ontario?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 13 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.3µg/m³ | |
✓
PM2.5 concentration in Ontario air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Ontario?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Ontario air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, Apr 28 | Good 30 AQI US |  | 77° 59° |  15.7 mp/h |
| Monday, Apr 29 | Good 13 AQI US | | 66.2° 55.4° | 11.2 mp/h |
| Today | Good 13 AQI US | |||
| Wednesday, May 1 | Good 26 AQI US |  | 73.4° 50° | 15.7 mp/h |
| Thursday, May 2 | Good 21 AQI US | 30% | 73.4° 46.4° | 6.7 mp/h |
| Friday, May 3 | Moderate 51 AQI US  | 100% | 64.4° 55.4° | 8.9 mp/h |
| Saturday, May 4 | Moderate 58 AQI US | 70% | 64.4° 55.4° | 8.9 mp/h |
| Sunday, May 5 | Moderate 71 AQI US | | 62.6° 50° | 11.2 mp/h |
| Monday, May 6 | Moderate 55 AQI US | | 64.4° 46.4° | 4.5 mp/h |
| Tuesday, May 7 | Moderate 77 AQI US |  | 71.6° 50° | 8.9 mp/h |
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News
The latest air quality news and resources.
Ontario air quality data attribution
1Contributor
- 1 Anonymous contributor
1 station
Anonymous Contributor
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Ontario?
AQI US, Metric