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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 | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Chester?
| Weather | Few clouds |
| Temperature | 80.6°F |
| Humidity | 60% |
| Wind | 4.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Maricopa, Arizona | 104 |
| 2 | Corpus Christi, Texas | 81 |
| 3 | Marana, Arizona | 74 |
| 4 | Chandler, Arizona | 61 |
| 5 | Philadelphia, Pennsylvania | 61 |
| 6 | Beverly Hills, California | 59 |
| 7 | San Antonio, Texas | 59 |
| 8 | Braddock, Pennsylvania | 58 |
| 9 | New Braunfels, Texas | 58 |
| 10 | Trenton, New Jersey | 58 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
35*
live AQI index
Good
Overview
What is the current air quality in Chester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 35* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.4*µg/m³ | |
!
PM2.5
x1.7
PM2.5 concentration in Chester is currently 1.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Chester?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Chester air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 35 AQI US |  80% | 80.6° 57.2° |  6.7 mp/h |
| Tuesday, Apr 30 | Good 45 AQI US | 90% | 59° 51.8° | 6.7 mp/h |
| Wednesday, May 1 | Good 40 AQI US | 80% | 73.4° 50° | 6.7 mp/h |
| Thursday, May 2 | Good 49 AQI US |  | 71.6° 50° | 6.7 mp/h |
| Friday, May 3 | Good 41 AQI US | 40% | 77° 55.4° | 8.9 mp/h |
| Saturday, May 4 | Good 34 AQI US | 90% | 51.8° 46.4° | 6.7 mp/h |
| Sunday, May 5 | Good 37 AQI US | 100% | 48.2° 44.6° | 4.5 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Chester?
No locations are available.
AQI US, Metric