Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Louiseville
Air quality index (AQI) and PM2.5 air pollution in Louiseville
63 people follow this city
Louiseville Air Quality Map
Real-time Louiseville air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Louiseville today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Louiseville?
| Weather | Clear sky |
| Temperature | 57.2°F |
| Humidity | 67% |
| Wind | 13.8 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Fort Mckay, Alberta | 164 |
| 2 | London, Ontario | 87 |
| 3 | Hamilton, Ontario | 68 |
| 4 | Burlington, Ontario | 66 |
| 5 | Guelph, Ontario | 64 |
| 6 | Waterloo, Ontario | 61 |
| 7 | Saskatoon, Saskatchewan | 60 |
| 8 | Kitchener, Ontario | 59 |
| 9 | Mississauga, Ontario | 59 |
| 10 | Oakville, Ontario | 59 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
56*
live AQI index
Moderate
Overview
What is the current air quality in Louiseville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 56* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.9*µg/m³ | |
!
PM2.5
x2.4
PM2.5 concentration in Louiseville is currently 2.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Louiseville?
 | 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
Louiseville air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 56 AQI US |  40% | 57.2° 48.2° |  6.7 mp/h |
| Thursday, May 16 | Good 24 AQI US  |  | 68° 46.4° | 6.7 mp/h |
| Friday, May 17 | Good 48 AQI US | 80% | 68° 50° | 6.7 mp/h |
| Saturday, May 18 | Moderate 61 AQI US | 100% | 60.8° 57.2° | 6.7 mp/h |
| Sunday, May 19 | Moderate 51 AQI US | 30% | 69.8° 57.2° | 4.5 mp/h |
| Monday, May 20 | Good 21 AQI US | | 68° 55.4° | 4.5 mp/h |
| Tuesday, May 21 | Good 21 AQI US | 50% | 71.6° 53.6° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Louiseville?
No locations are available.
AQI US, Metric