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Air quality in Saint-Louis
Air quality index (AQI) and PM2.5 air pollution in Saint-Louis
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Saint-Louis Air Quality Map
Real-time Saint-Louis air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Saint-Louis today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Saint-Louis?
| Weather | Clear sky |
| Temperature | 69.8°F |
| Humidity | 68% |
| Wind | 5.7 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time France city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Amiens, Hauts-de-France | 69 |
| 2 | Mamoudzou, Mayotte | 60 |
| 3 | Mulhouse, Grand Est | 58 |
| 4 | Paris, Ile-de-France | 54 |
| 5 | Marseille, Provence-Alpes-Cote d'Azur | 52 |
| 6 | Nice, Provence-Alpes-Cote d'Azur | 51 |
| 7 | Nantes, Pays de la Loire | 42 |
| 8 | Toulouse, Occitanie | 42 |
| 9 | Angers, Pays de la Loire | 41 |
| 10 | Annecy, Auvergne-Rhone-Alpes | 41 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
12*
live AQI index
Good
Overview
What is the current air quality in Saint-Louis?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 12* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.2*µg/m³ | |
| SO2 | 0.4*µg/m³ | |
✓
PM2.5 concentration in Saint-Louis air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Saint-Louis?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Saint-Louis air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 12 AQI US |  | 78.8° 69.8° |  13.4 mp/h |
| Sunday, May 12 | Good 13 AQI US | | 80.6° 69.8° | 13.4 mp/h |
| Monday, May 13 | Good 13 AQI US |  | 78.8° 73.4° | 11.2 mp/h |
| Tuesday, May 14 | Good 13 AQI US |  30% | 78.8° 73.4° | 6.7 mp/h |
| Wednesday, May 15 | Good 16 AQI US | 20% | 77° 73.4° | 6.7 mp/h |
| Thursday, May 16 | Good 20 AQI US |  | 77° 69.8° | 17.9 mp/h |
| Friday, May 17 | Good 17 AQI US | 40% | 77° 71.6° | 17.9 mp/h |
| Saturday, May 18 | Good 7 AQI US | 50% | 77° 71.6° | 17.9 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 Saint-Louis?
No locations are available.
AQI US, Metric