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Air quality near Cornwall, Ontario
Air quality index (AQI) and PM2.5 air pollution near Cornwall, Ontario
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Air Quality Map
Real-time Cornwall 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 Ontario today?
 | Index | High | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | High |
Weather
What is the current weather near Cornwall, Ontario?
| Weather | Mist |
| Temperature | 53.6°F |
| Humidity | 94% |
| Wind | 0 mp/h |
| Pressure | 30.3 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Yellowknife, Northwest Territories | 318 |
| 2 | Kamloops, British Columbia | 83 |
| 3 | Ladysmith, British Columbia | 81 |
| 4 | Salmon Arm, British Columbia | 79 |
| 5 | Victoria, British Columbia | 75 |
| 6 | Nanaimo, British Columbia | 74 |
| 7 | Grimshaw, Alberta | 70 |
| 8 | Medicine Hat - Crescent Hts, Alberta | 70 |
| 9 | Parksville, British Columbia | 70 |
| 10 | Vancouver BC, British Columbia | 70 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time Cornwall air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Cornwall | 50 |
(local time)
SEE WORLD AQI RANKING
US AQI
50
live AQI index
Good
Overview
What is the current air quality near Cornwall, Ontario?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 50 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12µg/m³ | |
| O3 | 4µg/m³ | |
| NO2 | 10.7µg/m³ | |
Health Recommendations
How to protect from air pollution in Cornwall?
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
 | Enjoy outdoor activities |
News
The latest air quality news and resources.
Forecast
Cornwall, Ontario air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, Sep 20 | Good 27 AQI US | |||
| Thursday, Sep 21 | Good 37 AQI US | |||
| Friday, Sep 22 | Moderate 54 AQI US  | |||
| Today | Good 50 AQI US |  | 69.8° 51.8° |  6.7 mp/h |
| Sunday, Sep 24 | Moderate 59 AQI US | | 69.8° 51.8° | 6.7 mp/h |
| Monday, Sep 25 | Moderate 59 AQI US |  | 68° 46.4° | 11.2 mp/h |
| Tuesday, Sep 26 | Good 26 AQI US | | 66.2° 44.6° | 8.9 mp/h |
| Wednesday, Sep 27 | Good 12 AQI US | | 68° 42.8° | 6.7 mp/h |
| Thursday, Sep 28 | Good 19 AQI US | | 69.8° 46.4° | 6.7 mp/h |
| Friday, Sep 29 | Good 24 AQI US | | 71.6° 50° | 4.5 mp/h |
Interested in hourly forecast? Get the app
Historical
Historic air quality graph: Cornwall, Ontario
How to best protect from air pollution?
Cornwall air quality data attribution
Contributor
Government
Data sources
Where is the cleanest air quality in Cornwall?
AQI US, Metric