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Air quality in Chester
Air quality index (AQI) and PM2.5 air pollution in Chester
30 people follow this city
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 | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Chester?
| Weather | Clear sky |
| Temperature | 50°F |
| Humidity | 100% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Hollywood, California | 80 |
| 2 | Casa Grande, Arizona | 79 |
| 3 | Hot Springs, South Dakota | 79 |
| 4 | North Hollywood, California | 78 |
| 5 | San Fernando, California | 71 |
| 6 | Glendale, California | 70 |
| 7 | West Hollywood, California | 70 |
| 8 | Van Nuys, California | 69 |
| 9 | Nampa, Idaho | 68 |
| 10 | Pasadena, California | 68 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
54*
live AQI index
Moderate
Overview
What is the current air quality in Chester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 54* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11*µg/m³ | |
!
PM2.5
x2.2
PM2.5 concentration in Chester is currently 2.2 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 54 AQI US |  | 77° 50° |  6.7 mp/h |
| Monday, May 13 | Moderate 54 AQI US |  | 78.8° 55.4° | 11.2 mp/h |
| Tuesday, May 14 | Moderate 52 AQI US |  100% | 71.6° 59° | 8.9 mp/h |
| Wednesday, May 15 | Good 48 AQI US  | 60% | 82.4° 62.6° | 11.2 mp/h |
| Thursday, May 16 | Moderate 69 AQI US |  | 82.4° 59° | 6.7 mp/h |
| Friday, May 17 | Moderate 76 AQI US | 100% | 68° 64.4° | 4.5 mp/h |
| Saturday, May 18 | Moderate 61 AQI US | 100% | 86° 68° | 11.2 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