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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 | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Alton?
| Weather | Clear sky |
| Temperature | 77°F |
| Humidity | 52% |
| Wind | 6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Bethlehem, Pennsylvania | 87 |
| 2 | Allentown, Pennsylvania | 83 |
| 3 | Mecca, California | 74 |
| 4 | Coopersburg, Pennsylvania | 72 |
| 5 | Quakertown, Pennsylvania | 72 |
| 6 | Marana, Arizona | 69 |
| 7 | Philadelphia, Pennsylvania | 68 |
| 8 | North Hollywood, California | 67 |
| 9 | San Gabriel, California | 67 |
| 10 | Casa Grande, Arizona | 65 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
18*
live AQI index
Good
Overview
What is the current air quality in Alton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 18* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.3*µg/m³ | |
✓
PM2.5 concentration in Alton air currently meets 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 |
|---|---|---|---|---|
| Today | Good 18 AQI US | | 77° 53.6° |  6.7 mp/h |
| Wednesday, May 1 | Good 32 AQI US |  40% | 80.6° 59° | 6.7 mp/h |
| Thursday, May 2 | Good 41 AQI US | 100% | 77° 60.8° | 11.2 mp/h |
| Friday, May 3 | Good 33 AQI US | 100% | 73.4° 60.8° | 4.5 mp/h |
| Saturday, May 4 | Moderate 51 AQI US  | 100% | 78.8° 60.8° | 6.7 mp/h |
| Sunday, May 5 | Moderate 59 AQI US | 100% | 68° 60.8° | 6.7 mp/h |
| Monday, May 6 | Moderate 57 AQI US | 50% | 82.4° 64.4° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Alton?
No locations are available.
AQI US, Metric