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Air quality in Williamstown
Air quality index (AQI) and PM2.5 air pollution in Williamstown
98 people follow this city
Williamstown Air Quality Map
Real-time Williamstown air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Williamstown today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Williamstown?
| Weather | Broken clouds |
| Temperature | 60.8°F |
| Humidity | 71% |
| Wind | 11.5 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Casa Grande, Arizona | 84 |
| 2 | Mecca, California | 80 |
| 3 | San Bernardino, California | 75 |
| 4 | Reseda, California | 71 |
| 5 | Van Nuys, California | 69 |
| 6 | West Hills, California | 68 |
| 7 | North Hollywood, California | 67 |
| 8 | Redlands, California | 67 |
| 9 | Fontana, California | 65 |
| 10 | Pahrump, Nevada | 63 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
31*
live AQI index
Good
Overview
What is the current air quality in Williamstown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 31* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.5*µg/m³ | |
!
PM2.5
x1.5
PM2.5 concentration in Williamstown is currently 1.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Williamstown?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Williamstown air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 31 AQI US | | 68° 50° |  11.2 mp/h |
| Saturday, May 4 | Good 21 AQI US |  100% | 55.4° 48.2° | 6.7 mp/h |
| Sunday, May 5 | Good 13 AQI US | 100% | 57.2° 48.2° | 8.9 mp/h |
| Monday, May 6 | Good 31 AQI US | 100% | 73.4° 57.2° | 4.5 mp/h |
| Tuesday, May 7 | Good 48 AQI US | 100% | 68° 60.8° | 4.5 mp/h |
| Wednesday, May 8 | Moderate 55 AQI US  | 70% | 82.4° 59° | 11.2 mp/h |
| Thursday, May 9 | Moderate 60 AQI US | 100% | 66.2° 51.8° | 8.9 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 Williamstown?
No locations are available.
AQI US, Metric