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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 | 55.4°F |
| Humidity | 79% |
| Wind | 5.7 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Fort Mckay, Alberta | 200 |
| 2 | Patricia Mcinnes, Alberta | 121 |
| 3 | Pinehouse, Saskatchewan | 89 |
| 4 | Saskatoon, Saskatchewan | 62 |
| 5 | Oshawa, Ontario | 58 |
| 6 | London, Ontario | 56 |
| 7 | Laval, Quebec | 54 |
| 8 | Montreal, Quebec | 54 |
| 9 | Ottawa, Ontario | 54 |
| 10 | Quebec City, Quebec | 54 |
(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 | 51 |
(local time)
SEE WORLD AQI RANKING
US AQI
51
live AQI index
Moderate
Overview
What is the current air quality in Longueuil?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 51 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.3µg/m³ | |
!
PM2.5
x1.9
PM2.5 concentration in Longueuil is currently 1.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Longueuil?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Longueuil air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, May 12 | Good 21 AQI US  | | 66.2° 44.6° |  11.2 mp/h |
| Monday, May 13 | Good 31 AQI US |  | 66.2° 53.6° | 11.2 mp/h |
| Tuesday, May 14 | Good 48 AQI US | | 69.8° 53.6° | 6.7 mp/h |
| Today | Moderate 51 AQI US | 40% | 69.8° 53.6° | 6.7 mp/h |
| Thursday, May 16 | Good 44 AQI US | | 69.8° 51.8° | 8.9 mp/h |
| Friday, May 17 | Moderate 51 AQI US | 40% | 71.6° 53.6° | 4.5 mp/h |
| Saturday, May 18 | Moderate 61 AQI US | 100% | 71.6° 59° | 4.5 mp/h |
| Sunday, May 19 | Good 24 AQI US | 50% | 75.2° 57.2° | 4.5 mp/h |
| Monday, May 20 | Good 20 AQI US | 30% | 77° 60.8° | 8.9 mp/h |
| Tuesday, May 21 | Good 20 AQI US | 30% | 78.8° 59° | 4.5 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