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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 | High | |
 | Tree pollen | High | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Chester?
| Weather | Broken clouds |
| Temperature | 59°F |
| Humidity | 95% |
| Wind | 10.4 mp/h |
| Pressure | 29.6 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Lincoln, Nebraska | 105 |
| 2 | Oklahoma City, Oklahoma | 94 |
| 3 | Coachella, California | 90 |
| 4 | Mecca, California | 90 |
| 5 | Palm Desert, California | 90 |
| 6 | Sunriver, Oregon | 88 |
| 7 | Decorah, Iowa | 85 |
| 8 | Edmond, Oklahoma | 85 |
| 9 | Coggon, Iowa | 84 |
| 10 | Rochester, Minnesota | 84 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
38*
live AQI index
Good
Overview
What is the current air quality in Chester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 38* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7*µg/m³ | |
!
PM2.5
x1.4
PM2.5 concentration in Chester is currently 1.4 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 38 AQI US |  100% | 68° 59° |  11.2 mp/h |
| Thursday, May 16 | Good 32 AQI US |  | 77° 55.4° | 11.2 mp/h |
| Friday, May 17 | Good 47 AQI US | | 78.8° 53.6° | 4.5 mp/h |
| Saturday, May 18 | Good 48 AQI US | 100% | 73.4° 59° | 6.7 mp/h |
| Sunday, May 19 | Moderate 62 AQI US  | 100% | 66.2° 55.4° | 8.9 mp/h |
| Monday, May 20 | Good 42 AQI US | 20% | 57.2° 53.6° | 8.9 mp/h |
| Tuesday, May 21 | Moderate 77 AQI US | | 77° 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?
Where is the cleanest air quality in Chester?
No locations are available.
AQI US, Metric