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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 | Clear sky |
| Temperature | 62.6°F |
| Humidity | 69% |
| Wind | 1 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Toronto, Ontario | 57 |
| 2 | Kitchener, Ontario | 56 |
| 3 | Winnipeg, Manitoba | 56 |
| 4 | London, Ontario | 54 |
| 5 | Maniwaki, Quebec | 54 |
| 6 | Brampton, Ontario | 52 |
| 7 | Mississauga, Ontario | 52 |
| 8 | Guelph, Ontario | 51 |
| 9 | Hamilton, Ontario | 51 |
| 10 | Grimshaw, Alberta | 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 | 40 |
(local time)
SEE WORLD AQI RANKING
US AQI
40
live AQI index
Good
Overview
What is the current air quality in Longueuil?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 40 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.3µg/m³ | |
!
PM2.5
x1.5
PM2.5 concentration in Longueuil is currently 1.5 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 29 | Good 26 AQI US |  | 68° 46.4° |  6.7 mp/h |
| Thursday, May 30 | Good 30 AQI US | | 71.6° 50° | 11.2 mp/h |
| Friday, May 31 | Good 40 AQI US | | 77° 55.4° | 6.7 mp/h |
| Today | Good 40 AQI US | | 77° 55.4° | 6.7 mp/h |
| Sunday, Jun 2 | Good 40 AQI US | | 77° 55.4° | 4.5 mp/h |
| Monday, Jun 3 | Moderate 62 AQI US  | | 77° 60.8° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 63 AQI US | | 78.8° 55.4° | 6.7 mp/h |
| Wednesday, Jun 5 | Moderate 76 AQI US | | 80.6° 59° | 8.9 mp/h |
| Thursday, Jun 6 | Moderate 52 AQI US |  70% | 68° 59° | 15.7 mp/h |
| Friday, Jun 7 | Good 19 AQI US | 100% | 68° 59° | 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