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
6K people follow this city
Chester Air Quality Map
Real-time Chester air pollution map
AIR QUALITY DATA CONTRIBUTORS
California Air Resources Board (CARB)
See all
Pollen
What is the pollen count in Chester today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Chester?
| Weather | Broken clouds |
| Temperature | 53.6°F |
| Humidity | 73% |
| Wind | 3.5 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 90 |
| 2 | Palm Desert, California | 87 |
| 3 | Campo, California | 76 |
| 4 | Claremont, California | 76 |
| 5 | Glendora, California | 71 |
| 6 | Pahrump, Nevada | 71 |
| 7 | Corpus Christi, Texas | 69 |
| 8 | Rancho Cucamonga, California | 68 |
| 9 | Yucaipa, California | 68 |
| 10 | Upland, California | 67 |
(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 BAM | 27 |
| 2 | Chester-222 1st Avenue | 27 |
(local time)
SEE WORLD AQI RANKING
US AQI
24
live AQI index
Good
Overview
What is the current air quality in Chester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 24 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.5µg/m³ | |
✓
PM2.5 concentration in Chester air currently meets 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 |
|---|---|---|---|---|
| Thursday, May 30 | Good 12 AQI US |  | 80.6° 46.4° |  8.9 mp/h |
| Friday, May 31 | Good 25 AQI US | | 75.2° 50° | 13.4 mp/h |
| Saturday, Jun 1 | Good 26 AQI US | | 75.2° 46.4° | 11.2 mp/h |
| Today | Good 24 AQI US | | 75.2° 46.4° | 11.2 mp/h |
| Monday, Jun 3 | Good 18 AQI US |  70% | 62.6° 50° | 6.7 mp/h |
| Tuesday, Jun 4 | Good 24 AQI US | | 84.2° 46.4° | 11.2 mp/h |
| Wednesday, Jun 5 | Good 32 AQI US | | 89.6° 51.8° | 6.7 mp/h |
| Thursday, Jun 6 | Moderate 58 AQI US  | | 87.8° 57.2° | 8.9 mp/h |
| Friday, Jun 7 | Moderate 80 AQI US | | 89.6° 55.4° | 8.9 mp/h |
| Saturday, Jun 8 | Moderate 80 AQI US | | 87.8° 55.4° | 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?
Chester air quality data attribution
1Contributor
- California Air Resources Board (CARB)
1 station
Government Contributor
2 Data sources
Where is the cleanest air quality in Chester?
AQI US, Metric