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Air quality in Dorchester
Air quality index (AQI) and PM2.5 air pollution in Dorchester
25 people follow this city
Dorchester Air Quality Map
Real-time Dorchester air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Dorchester today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Dorchester?
| Weather | Broken clouds |
| Temperature | 71.6°F |
| Humidity | 49% |
| Wind | 11.6 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Hamilton, Ontario | 63 |
| 2 | Oakville, Ontario | 62 |
| 3 | Mississauga, Ontario | 59 |
| 4 | Burlington, Ontario | 53 |
| 5 | London, Ontario | 44 |
| 6 | Oshawa, Ontario | 41 |
| 7 | Montreal, Quebec | 39 |
| 8 | Windsor, Ontario | 38 |
| 9 | Cold Lake, Alberta | 36 |
| 10 | Gibbons, Alberta | 35 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
51*
live AQI index
Moderate
Overview
What is the current air quality in Dorchester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 51* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9.1*µg/m³ | |
!
PM2.5
x1.8
PM2.5 concentration in Dorchester is currently 1.8 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Dorchester?
 | 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
Dorchester air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 51 AQI US | | 73.4° 51.8° |  15.7 mp/h |
| Monday, May 27 | Moderate 52 AQI US |  90% | 69.8° 57.2° | 17.9 mp/h |
| Tuesday, May 28 | Good 35 AQI US  | 100% | 62.6° 50° | 15.7 mp/h |
| Wednesday, May 29 | Good 21 AQI US | | 55.4° 42.8° | 17.9 mp/h |
| Thursday, May 30 | Good 7 AQI US |  | 57.2° 41° | 13.4 mp/h |
| Friday, May 31 | Good 14 AQI US | | 64.4° 42.8° | 11.2 mp/h |
| Saturday, Jun 1 | Good 30 AQI US | | 69.8° 44.6° | 4.5 mp/h |
| Sunday, Jun 2 | Moderate 55 AQI US | | 71.6° 53.6° | 13.4 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 Dorchester?
No locations are available.
AQI US, Metric