Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Cornwall
Air quality index (AQI) and PM2.5 air pollution in Cornwall
374 people follow this city
Cornwall Air Quality Map
Real-time Cornwall air pollution map
AIR QUALITY DATA CONTRIBUTORS
Government of Ontario, Ministry of the Environment
See all
Pollen
What is the pollen count in Cornwall today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Cornwall?
| Weather | Clear sky |
| Temperature | 57.2°F |
| Humidity | 24% |
| Wind | 8.1 mp/h |
| Pressure | 30.4 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Oakville, Ontario | 43 |
| 2 | London, Ontario | 40 |
| 3 | Gatineau, Quebec | 39 |
| 4 | Sault Ste Marie, Ontario | 38 |
| 5 | Patricia Mcinnes, Alberta | 37 |
| 6 | Laval, Quebec | 36 |
| 7 | Rouyn-Noranda, Quebec | 36 |
| 8 | Levis, Quebec | 35 |
| 9 | Quebec City, Quebec | 35 |
| 10 | Kitchener, Ontario | 34 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Cornwall aqi ranking
Real-time Cornwall air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Cornwall Station | 12 |
(local time)
SEE WORLD AQI RANKING
US AQI
12
live AQI index
Good
Overview
What is the current air quality in Cornwall?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 12 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3µg/m³ | |
✓
PM2.5 concentration in Cornwall air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Cornwall?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Cornwall air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Tuesday, Apr 23 | Good 34 AQI US |  | 48.2° 32° |  15.7 mp/h |
| Wednesday, Apr 24 | Good 25 AQI US | | 46.4° 26.6° | 6.7 mp/h |
| Thursday, Apr 25 | Good 26 AQI US | | 57.2° 30.2° | 4.5 mp/h |
| Today | Good 12 AQI US | | 57.2° 30.2° | 4.5 mp/h |
| Saturday, Apr 27 | Good 13 AQI US |  90% | 62.6° 33.8° | 8.9 mp/h |
| Sunday, Apr 28 | Good 41 AQI US | 90% | 62.6° 48.2° | 11.2 mp/h |
| Monday, Apr 29 | Good 40 AQI US | 80% | 48.2° 41° | 8.9 mp/h |
| Tuesday, Apr 30 | Good 45 AQI US | 100% | 46.4° 42.8° | 13.4 mp/h |
| Wednesday, May 1 | Moderate 68 AQI US  |  | 62.6° 42.8° | 4.5 mp/h |
| Thursday, May 2 | Good 26 AQI US | | 69.8° 51.8° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Cornwall air quality data attribution
1Contributor
Government Contributor
2 Data sources
Where is the cleanest air quality in Cornwall?
AQI US, Metric