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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 | High | |
 | Tree pollen | High | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Alton?
| Weather | Mist |
| Temperature | 62.6°F |
| Humidity | 99% |
| Wind | 4.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 95 |
| 2 | Mecca, California | 92 |
| 3 | Lubbock, Texas | 81 |
| 4 | Yucaipa, California | 81 |
| 5 | Pahrump, Nevada | 77 |
| 6 | Redlands, California | 75 |
| 7 | San Bernardino, California | 70 |
| 8 | North Hollywood, California | 69 |
| 9 | Rancho Cucamonga, California | 69 |
| 10 | Porterville, California | 68 |
(local time)
SEE WORLD AQI RANKING
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Spotlight
There are emissions coming from the Phillips 66 Refinery. Protect yourself from PM2.5 and other industrial pollutants and follow health recommendations. Click here.
US AQI
46*
live AQI index
Good
Overview
What is the current air quality in Alton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 46* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.4*µg/m³ | |
!
PM2.5
x1.7
PM2.5 concentration in Alton is currently 1.7 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 |
|---|---|---|---|---|
| Today | Good 46 AQI US |  | 80.6° 60.8° |  6.7 mp/h |
| Monday, Jun 3 | Moderate 63 AQI US  |  80% | 86° 64.4° | 13.4 mp/h |
| Tuesday, Jun 4 | Moderate 59 AQI US | 100% | 78.8° 64.4° | 17.9 mp/h |
| Wednesday, Jun 5 | Good 50 AQI US | 100% | 77° 66.2° | 11.2 mp/h |
| Thursday, Jun 6 | Good 42 AQI US | 40% | 75.2° 59° | 15.7 mp/h |
| Friday, Jun 7 | Good 15 AQI US | | 66.2° 57.2° | 17.9 mp/h |
| Saturday, Jun 8 | Good 25 AQI US | 30% | 64.4° 53.6° | 11.2 mp/h |
Interested in hourly forecast? Get the app
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