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Air quality in Saint Charles
Air quality index (AQI) and PM2.5 air pollution in Saint Charles
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Saint Charles Air Quality Map
Real-time Saint Charles air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Saint Charles today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Saint Charles?
| Weather | Broken clouds |
| Temperature | 71.6°F |
| Humidity | 50% |
| Wind | 11.9 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 102 |
| 2 | Corpus Christi, Texas | 100 |
| 3 | Coachella, California | 95 |
| 4 | San Bernardino, California | 86 |
| 5 | Pahrump, Nevada | 84 |
| 6 | North Hollywood, California | 83 |
| 7 | Redlands, California | 80 |
| 8 | San Fernando, California | 79 |
| 9 | Glendale, California | 78 |
| 10 | Yucaipa, California | 78 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
52*
live AQI index
Moderate
Overview
What is the current air quality in Saint Charles?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 52* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.4*µg/m³ | |
!
PM2.5
x1.9
PM2.5 concentration in Saint Charles is currently 1.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Saint Charles?
 | 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
Saint Charles air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 52 AQI US |  100% | 71.6° 53.6° |  11.2 mp/h |
| Sunday, Jun 2 | Moderate 58 AQI US | 100% | 69.8° 57.2° | 8.9 mp/h |
| Monday, Jun 3 | Moderate 55 AQI US | | 77° 53.6° | 8.9 mp/h |
| Tuesday, Jun 4 | Moderate 56 AQI US | | 82.4° 59° | 11.2 mp/h |
| Wednesday, Jun 5 | Good 50 AQI US  | 100% | 75.2° 60.8° | 17.9 mp/h |
| Thursday, Jun 6 | Good 15 AQI US | 100% | 62.6° 51.8° | 15.7 mp/h |
| Friday, Jun 7 | Good 10 AQI US | 90% | 55.4° 48.2° | 11.2 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Saint Charles?
No locations are available.
AQI US, Metric