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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 | Low | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Saint Charles?
| Weather | Clear sky |
| Temperature | 60.8°F |
| Humidity | 63% |
| Wind | 4.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Claremont, California | 83 |
| 2 | Redlands, California | 81 |
| 3 | Glendora, California | 80 |
| 4 | San Fernando, California | 79 |
| 5 | Glendale, California | 78 |
| 6 | Pasadena, California | 78 |
| 7 | San Bernardino, California | 78 |
| 8 | Coachella, California | 77 |
| 9 | North Hollywood, California | 77 |
| 10 | Alhambra, California | 75 |
(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 | 42 |
(local time)
SEE WORLD AQI RANKING
US AQI
42
live AQI index
Good
Overview
What is the current air quality in Saint Charles?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 42 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.6µg/m³ | |
| O3 | 0µg/m³ | |
!
PM2.5
x1.5
PM2.5 concentration in Saint Charles is currently 1.5 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 |
|---|---|---|---|---|
| Wednesday, May 29 | Good 29 AQI US | | 69.8° 44.6° |  8.9 mp/h |
| Thursday, May 30 | Good 37 AQI US |  | 77° 48.2° | 8.9 mp/h |
| Friday, May 31 | Good 44 AQI US |  | 62.6° 57.2° | 8.9 mp/h |
| Today | Good 42 AQI US | 100% | 62.6° 57.2° | 8.9 mp/h |
| Sunday, Jun 2 | Moderate 57 AQI US  | | 75.2° 55.4° | 8.9 mp/h |
| Monday, Jun 3 | Moderate 59 AQI US | 100% | 77° 57.2° | 15.7 mp/h |
| Tuesday, Jun 4 | Moderate 55 AQI US | 100% | 80.6° 66.2° | 13.4 mp/h |
| Wednesday, Jun 5 | Good 36 AQI US | 80% | 75.2° 64.4° | 20.1 mp/h |
| Thursday, Jun 6 | Good 12 AQI US | 100% | 60.8° 55.4° | 17.9 mp/h |
| Friday, Jun 7 | Good 8 AQI US | 60% | 55.4° 50° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Saint Charles air quality data attribution
1 Data source
Where is the cleanest air quality in Saint Charles?
AQI US, Metric