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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 | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Chester?
| Weather | Scattered clouds |
| Temperature | 78.8°F |
| Humidity | 70% |
| Wind | 13.2 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Fort St John, British Columbia | 53 |
| 2 | Chetwynd, British Columbia | 49 |
| 3 | Edmundston, New Brunswick | 49 |
| 4 | Quebec City, Quebec | 47 |
| 5 | Levis, Quebec | 44 |
| 6 | Port Moody, British Columbia | 44 |
| 7 | Sherbrooke, Quebec | 44 |
| 8 | Quesnel, British Columbia | 43 |
| 9 | Fredericton, New Brunswick | 42 |
| 10 | Guelph, Ontario | 42 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
29*
live AQI index
Good
Overview
What is the current air quality in Chester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 29* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.3*µg/m³ | |
!
PM2.5
x1.1
PM2.5 concentration in Chester is currently 1.1 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 29 AQI US |  100% | 78.8° 51.8° |  13.4 mp/h |
| Friday, May 24 | Good 47 AQI US | 100% | 69.8° 51.8° | 13.4 mp/h |
| Saturday, May 25 | Good 23 AQI US | | 60.8° 46.4° | 13.4 mp/h |
| Sunday, May 26 | Good 9 AQI US | 90% | 51.8° 44.6° | 6.7 mp/h |
| Monday, May 27 | Moderate 56 AQI US  | 40% | 50° 44.6° | 8.9 mp/h |
| Tuesday, May 28 | Moderate 63 AQI US | 100% | 51.8° 44.6° | 20.1 mp/h |
| Wednesday, May 29 | Moderate 78 AQI US | 40% | 59° 48.2° | 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