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Air quality in Longueuil
Air quality index (AQI) and PM2.5 air pollution in Longueuil
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Longueuil Air Quality Map
Real-time Longueuil air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Longueuil today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Longueuil?
| Weather | Broken clouds |
| Temperature | 68°F |
| Humidity | 56% |
| Wind | 9.2 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Hamilton, Ontario | 61 |
| 2 | London, Ontario | 56 |
| 3 | Sault Ste Marie, Ontario | 55 |
| 4 | Mississauga, Ontario | 54 |
| 5 | Burlington, Ontario | 53 |
| 6 | Ottawa, Ontario | 53 |
| 7 | Saguenay, Quebec | 52 |
| 8 | Oakville, Ontario | 51 |
| 9 | Gatineau, Quebec | 47 |
| 10 | Rouyn-Noranda, Quebec | 46 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Longueuil aqi ranking
Real-time Longueuil air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Bourassa | 37 |
(local time)
SEE WORLD AQI RANKING
US AQI
37
live AQI index
Good
Overview
What is the current air quality in Longueuil?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 37 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.7µg/m³ | |
!
PM2.5
x1.3
PM2.5 concentration in Longueuil is currently 1.3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Longueuil?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Longueuil air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 15 | Good 48 AQI US |  | 71.6° 53.6° |  6.7 mp/h |
| Thursday, May 16 | Good 49 AQI US | | 73.4° 55.4° | 6.7 mp/h |
| Friday, May 17 | Good 39 AQI US | | 69.8° 57.2° | 8.9 mp/h |
| Today | Good 37 AQI US | 60% | 69.8° 57.2° | 8.9 mp/h |
| Sunday, May 19 | Good 32 AQI US |  | 73.4° 53.6° | 4.5 mp/h |
| Monday, May 20 | Good 37 AQI US | | 78.8° 59° | 8.9 mp/h |
| Tuesday, May 21 | Moderate 65 AQI US  | 80% | 80.6° 60.8° | 15.7 mp/h |
| Wednesday, May 22 | Moderate 68 AQI US | 80% | 86° 62.6° | 13.4 mp/h |
| Thursday, May 23 | Moderate 75 AQI US | 100% | 68° 59° | 13.4 mp/h |
| Friday, May 24 | Good 29 AQI US | | 69.8° 53.6° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Longueuil air quality data attribution
1 Data source
Where is the cleanest air quality in Longueuil?
AQI US, Metric