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Air quality in Acton
Air quality index (AQI) and PM2.5 air pollution in Acton
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Acton Air Quality Map
Real-time Acton air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Acton today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Acton?
| Weather | Clear sky |
| Temperature | 75.2°F |
| Humidity | 34% |
| Wind | 19.6 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Thibodaux, Louisiana | 115 |
| 2 | San Bernardino, California | 90 |
| 3 | Yucaipa, California | 87 |
| 4 | La Crescenta-Montrose, California | 85 |
| 5 | Hammond, Indiana | 82 |
| 6 | Redlands, California | 78 |
| 7 | Altadena, California | 77 |
| 8 | Claremont, California | 74 |
| 9 | Fontana, California | 74 |
| 10 | La Canada Flintridge, California | 74 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Spotlight
Paramount has "Unhealthy for Sensitive Groups" air quality. See the map and health recommendations.
US AQI
42*
live AQI index
Good
Overview
What is the current air quality in Acton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 42* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.7*µg/m³ | |
!
PM2.5
x1.5
PM2.5 concentration in Acton is currently 1.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Acton?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Acton air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 42 AQI US | | 75.2° 51.8° |  11.2 mp/h |
| Saturday, May 18 | Good 37 AQI US | | 71.6° 50° | 15.7 mp/h |
| Sunday, May 19 | Good 38 AQI US | | 71.6° 46.4° | 13.4 mp/h |
| Monday, May 20 | Moderate 54 AQI US  |  | 62.6° 44.6° | 13.4 mp/h |
| Tuesday, May 21 | Good 31 AQI US | | 71.6° 44.6° | 11.2 mp/h |
| Wednesday, May 22 | Good 21 AQI US | | 69.8° 50° | 13.4 mp/h |
| Thursday, May 23 | Good 48 AQI US | | 64.4° 46.4° | 13.4 mp/h |
| Friday, May 24 | Good 38 AQI US |  | 66.2° 44.6° | 13.4 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 Acton?
No locations are available.
AQI US, Metric