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Air quality in Chester
Air quality index (AQI) and PM2.5 air pollution in Chester
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Chester Air Quality Map
Real-time Chester air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Chester today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Chester?
| Weather | Broken clouds |
| Temperature | 86°F |
| Humidity | 46% |
| Wind | 10.9 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | The Woodlands, Texas | 137 |
| 2 | Corpus Christi, Texas | 93 |
| 3 | Galena Park, Texas | 88 |
| 4 | Houston, Texas | 87 |
| 5 | San Antonio, Texas | 76 |
| 6 | Shreveport, Louisiana | 74 |
| 7 | New Braunfels, Texas | 73 |
| 8 | Mecca, California | 71 |
| 9 | Pasadena, Texas | 70 |
| 10 | Elizabethtown, Pennsylvania | 69 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
55*
live AQI index
Moderate
Overview
What is the current air quality in Chester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 55* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.1*µg/m³ | |
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PM2.5
x2.2
PM2.5 concentration in Chester is currently 2.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Chester?
 | 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
Chester air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 55 AQI US |  80% | 86° 66.2° |  8.9 mp/h |
| Wednesday, May 8 | Moderate 57 AQI US | | 87.8° 68° | 13.4 mp/h |
| Thursday, May 9 | Moderate 57 AQI US | 90% | 86° 68° | 15.7 mp/h |
| Friday, May 10 | Moderate 57 AQI US | 100% | 77° 64.4° | 20.1 mp/h |
| Saturday, May 11 | Good 50 AQI US  |  | 73.4° 53.6° | 8.9 mp/h |
| Sunday, May 12 | Moderate 60 AQI US | | 73.4° 59° | 6.7 mp/h |
| Monday, May 13 | Moderate 65 AQI US | 90% | 62.6° 59° | 6.7 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 Chester?
No locations are available.
AQI US, Metric