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Air quality in Alton
Air quality index (AQI) and PM2.5 air pollution in Alton
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Alton Air Quality Map
Real-time Alton air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Alton today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Alton?
| Weather | Clear sky |
| Temperature | 57.2°F |
| Humidity | 78% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 99 |
| 2 | Hot Springs, South Dakota | 69 |
| 3 | Thibodaux, Louisiana | 64 |
| 4 | La Habra, California | 61 |
| 5 | Mecca, California | 61 |
| 6 | Ocala, Florida | 61 |
| 7 | Banning, California | 60 |
| 8 | Kettle Falls, Washington | 59 |
| 9 | Port Arthur, Texas | 59 |
| 10 | Yucaipa, California | 59 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
33*
live AQI index
Good
Overview
What is the current air quality in Alton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 33* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.1*µg/m³ | |
!
PM2.5
x1.2
PM2.5 concentration in Alton is currently 1.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Alton?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Alton air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, May 11 | Good 32 AQI US |  | 71.6° 53.6° |  11.2 mp/h |
| Sunday, May 12 | Good 33 AQI US |  40% | 78.8° 55.4° | 6.7 mp/h |
| Monday, May 13 | Moderate 54 AQI US  | 100% | 64.4° 60.8° | 11.2 mp/h |
| Tuesday, May 14 | Moderate 58 AQI US | 100% | 64.4° 55.4° | 15.7 mp/h |
| Wednesday, May 15 | Good 27 AQI US |  | 71.6° 50° | 8.9 mp/h |
| Thursday, May 16 | Good 26 AQI US | 100% | 68° 55.4° | 11.2 mp/h |
| Friday, May 17 | Moderate 75 AQI US | 90% | 73.4° 60.8° | 13.4 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 Alton?
No locations are available.
AQI US, Metric