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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 | Moderate | |
 | Tree pollen | Moderate | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Saint Charles?
| Weather | Clear sky |
| Temperature | 51.8°F |
| Humidity | 53% |
| Wind | 8.1 mp/h |
| Pressure | 30.3 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Palm Desert, California | 158 |
| 2 | Indio, California | 124 |
| 3 | Pahrump, Nevada | 65 |
| 4 | Baton Rouge, Louisiana | 64 |
| 5 | Newell, North Carolina | 63 |
| 6 | Corpus Christi, Texas | 62 |
| 7 | Ocala, Florida | 62 |
| 8 | Jacksonville, Florida | 59 |
| 9 | North Charleston, South Carolina | 57 |
| 10 | The Woodlands, Texas | 57 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Saint Charles aqi ranking
Real-time Saint Charles air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Aurora and Elgin | 46 |
(local time)
SEE WORLD AQI RANKING
US AQI
46
live AQI index
Good
Overview
What is the current air quality in Saint Charles?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 46 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.1µg/m³ | |
| O3 | 0µg/m³ | |
!
PM2.5
x2.2
PM2.5 concentration in Saint Charles is currently 2.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Saint Charles?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Saint Charles air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, Apr 22 | Good 28 AQI US |  | 60.8° 46.4° |  17.9 mp/h |
| Tuesday, Apr 23 | Good 22 AQI US | | 48.2° 33.8° | 13.4 mp/h |
| Wednesday, Apr 24 | Good 32 AQI US |  | 57.2° 32° | 8.9 mp/h |
| Today | Good 46 AQI US | | 57.2° 32° | 8.9 mp/h |
| Friday, Apr 26 | Good 33 AQI US | 100% | 59° 41° | 15.7 mp/h |
| Saturday, Apr 27 | Moderate 54 AQI US  | 100% | 73.4° 59° | 20.1 mp/h |
| Sunday, Apr 28 | Moderate 54 AQI US | 100% | 71.6° 62.6° | 17.9 mp/h |
| Monday, Apr 29 | Good 47 AQI US | 100% | 68° 53.6° | 15.7 mp/h |
| Tuesday, Apr 30 | Good 7 AQI US | | 75.2° 50° | 13.4 mp/h |
| Wednesday, May 1 | Good 9 AQI US | 50% | 69.8° 53.6° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Saint Charles air quality data attribution
1 Data source
Where is the cleanest air quality in Saint Charles?
AQI US, Metric