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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 | Low | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Alton?
| Weather | Broken clouds |
| Temperature | 80.6°F |
| Humidity | 85% |
| Wind | 11.5 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 89 |
| 2 | Palm Desert, California | 82 |
| 3 | Casa Grande, Arizona | 79 |
| 4 | San Antonio, Texas | 76 |
| 5 | Townsend, Tennessee | 76 |
| 6 | Canton, Ohio | 73 |
| 7 | New Braunfels, Texas | 73 |
| 8 | Boerne, Texas | 71 |
| 9 | Indio, California | 71 |
| 10 | Pahrump, Nevada | 71 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Spotlight
Harlingen has "Unhealthy for Sensitive Groups" air quality. See the map and health recommendations.
US AQI
67*
live AQI index
Moderate
Overview
What is the current air quality in Alton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 67* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 17.8*µg/m³ | |
!
PM2.5
x3.6
PM2.5 concentration in Alton is currently 3.6 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Alton?
 | 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
Alton air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 67 AQI US |  | 102.2° 75.2° |  17.9 mp/h |
| Tuesday, May 21 | Moderate 73 AQI US | | 98.6° 77° | 20.1 mp/h |
| Wednesday, May 22 | Moderate 64 AQI US | | 98.6° 77° | 20.1 mp/h |
| Thursday, May 23 | Moderate 65 AQI US | | 100.4° 77° | 20.1 mp/h |
| Friday, May 24 | Moderate 92 AQI US | | 100.4° 78.8° | 17.9 mp/h |
| Saturday, May 25 | Moderate 96 AQI US |  | 104° 78.8° | 20.1 mp/h |
| Sunday, May 26 | Moderate 81 AQI US | | 104° 78.8° | 20.1 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