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Air quality in Williamstown
Air quality index (AQI) and PM2.5 air pollution in Williamstown
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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 | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Williamstown?
| Weather | Clear sky |
| Temperature | 78.8°F |
| Humidity | 41% |
| Wind | 6.9 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Coachella, California | 94 |
| 2 | Corpus Christi, Texas | 90 |
| 3 | Mecca, California | 89 |
| 4 | San Bernardino, California | 87 |
| 5 | Yucaipa, California | 82 |
| 6 | Fontana, California | 81 |
| 7 | Pasadena, Texas | 80 |
| 8 | Redlands, California | 80 |
| 9 | Pahrump, Nevada | 79 |
| 10 | Galena Park, Texas | 76 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
57*
live AQI index
Moderate
Overview
What is the current air quality in Williamstown?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 57* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.2*µg/m³ | |
!
PM2.5
x2.4
PM2.5 concentration in Williamstown is currently 2.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Williamstown?
 | 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
Williamstown air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 57 AQI US |  | 78.8° 48.2° |  4.5 mp/h |
| Sunday, Jun 2 | Moderate 64 AQI US |  90% | 68° 57.2° | 6.7 mp/h |
| Monday, Jun 3 | Moderate 65 AQI US | 40% | 82.4° 59° | 2.2 mp/h |
| Tuesday, Jun 4 | Moderate 57 AQI US | 80% | 89.6° 60.8° | 4.5 mp/h |
| Wednesday, Jun 5 | Moderate 73 AQI US | 100% | 77° 66.2° | 8.9 mp/h |
| Thursday, Jun 6 | Moderate 67 AQI US | 100% | 84.2° 62.6° | 11.2 mp/h |
| Friday, Jun 7 | Good 20 AQI US  | 20% | 77° 51.8° | 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 Williamstown?
No locations are available.
AQI US, Metric