Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Chester
Air quality index (AQI) and PM2.5 air pollution in Chester
8.2K people follow this city
Chester Air Quality Map
Real-time Chester air pollution map
AIR QUALITY DATA CONTRIBUTORS
2 Contributors
See all
Pollen
What is the pollen count in Chester today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Chester?
| Weather | Broken clouds |
| Temperature | 48.2°F |
| Humidity | 83% |
| Wind | 1.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Wrightwood, California | 87 |
| 2 | Muskegon, Michigan | 71 |
| 3 | Milwaukee, Wisconsin | 64 |
| 4 | Casa Grande, Arizona | 63 |
| 5 | Pahrump, Nevada | 63 |
| 6 | Bakersfield, California | 60 |
| 7 | Nashville, Tennessee | 60 |
| 8 | Memphis, Tennessee | 59 |
| 9 | Baton Rouge, Louisiana | 58 |
| 10 | Cary, Illinois | 58 |
(Local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Chester aqi ranking
Real-time Chester air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Chester-222 1st Avenue | 58 |
| 2 | Chester BAM | 38 |
| 3 | Wagon Road | 22 |
(Local time)
SEE WORLD AQI RANKING
US AQI
49
live AQI index
Good
Overview
What is the current air quality in Chester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 49 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.9µg/m³ | |
!
PM2.5
x1.8
PM2.5 concentration in Chester is currently 1.8 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 |
|---|---|---|---|---|
| Sunday, Sep 15 | Good 22 AQI US |  | 57.2° 39.2° |  6.7 mp/h |
| Monday, Sep 16 | Good 23 AQI US | | 57.2° 44.6° | 6.7 mp/h |
| Tuesday, Sep 17 | Good 38 AQI US | | 66.2° 41° | 4.5 mp/h |
| Today | Good 49 AQI US | 50% | 66.2° 41° | 4.5 mp/h |
| Thursday, Sep 19 | Moderate 52 AQI US  | | 71.6° 42.8° | 4.5 mp/h |
| Friday, Sep 20 | Good 43 AQI US |  | 80.6° 46.4° | 6.7 mp/h |
| Saturday, Sep 21 | Good 37 AQI US | | 82.4° 50° | 6.7 mp/h |
| Sunday, Sep 22 | Good 50 AQI US | | 82.4° 51.8° | 4.5 mp/h |
| Monday, Sep 23 | Good 44 AQI US | | 80.6° 53.6° | 8.9 mp/h |
| Tuesday, Sep 24 | Good 22 AQI US | | 87.8° 55.4° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Chester air quality data attribution
2Contributors
- California Air Resources Board (CARB)
1 station
Government Contributor
- 1 Anonymous contributor
1 station
Anonymous Contributor
3 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Chester?
AQI US, Metric