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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 | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Saint Charles?
| Weather | Broken clouds |
| Temperature | 51.8°F |
| Humidity | 98% |
| Wind | 7.4 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 107 |
| 2 | Olancha, California | 102 |
| 3 | Lone Pine, California | 79 |
| 4 | Keeler, California | 76 |
| 5 | Pahrump, Nevada | 76 |
| 6 | Palm Desert, California | 65 |
| 7 | Ann Arbor, Michigan | 59 |
| 8 | Corpus Christi, Texas | 56 |
| 9 | El Centro, California | 55 |
| 10 | Indio, California | 54 |
(local time)
SEE WORLD AQI RANKING
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US AQI
30*
live AQI index
Good
Overview
What is the current air quality in Saint Charles?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 30* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.3*µg/m³ | |
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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 |
|---|---|---|---|---|
| Sunday, May 5 | Good 28 AQI US |  100% | 66.2° 51.8° |  8.9 mp/h |
| Monday, May 6 | Good 32 AQI US | 100% | 77° 59° | 4.5 mp/h |
| Tuesday, May 7 | Good 48 AQI US | 100% | 77° 62.6° | 4.5 mp/h |
| Wednesday, May 8 | Moderate 52 AQI US  | 40% | 86° 60.8° | 11.2 mp/h |
| Thursday, May 9 | Moderate 55 AQI US | 100% | 64.4° 51.8° | 8.9 mp/h |
| Friday, May 10 | Good 33 AQI US | 80% | 69.8° 51.8° | 6.7 mp/h |
| Saturday, May 11 | Good 19 AQI US | 80% | 57.2° 46.4° | 13.4 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Saint Charles?
No locations are available.
AQI US, Metric