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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 | Broken clouds |
| Temperature | 66.2°F |
| Humidity | 73% |
| Wind | 3.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Coachella, California | 104 |
| 2 | Mecca, California | 90 |
| 3 | Indio, California | 85 |
| 4 | Fort Thompson, South Dakota | 81 |
| 5 | Tulsa, Oklahoma | 81 |
| 6 | Shreveport, Louisiana | 77 |
| 7 | Val Verde, California | 77 |
| 8 | Blaine, Minnesota | 76 |
| 9 | San Bernardino, California | 76 |
| 10 | Yucaipa, California | 76 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
52*
live AQI index
Moderate
Overview
What is the current air quality in Chester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 52* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.6*µg/m³ | |
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PM2.5
x1.9
PM2.5 concentration in Chester is currently 1.9 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 52 AQI US |  60% | 66.2° 53.6° |  6.7 mp/h |
| Thursday, May 16 | Good 34 AQI US  | 60% | 55.4° 53.6° | 6.7 mp/h |
| Friday, May 17 | Good 48 AQI US | | 71.6° 48.2° | 8.9 mp/h |
| Saturday, May 18 | Good 44 AQI US | | 64.4° 46.4° | 6.7 mp/h |
| Sunday, May 19 | Good 16 AQI US | | 64.4° 42.8° | 6.7 mp/h |
| Monday, May 20 | Good 17 AQI US | | 73.4° 42.8° | 4.5 mp/h |
| Tuesday, May 21 | Good 14 AQI US |  | 78.8° 51.8° | 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