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Air quality in Williston
Air quality index (AQI) and PM2.5 air pollution in Williston
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Williston Air Quality Map
Real-time Williston air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Williston today?
 | Index | High | |
 | Tree pollen | Moderate | |
 | Grass pollen | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Williston?
| Weather | Clear sky |
| Temperature | 66.2°F |
| Humidity | 98% |
| Wind | 3 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Canton, Ohio | 93 |
| 2 | Mecca, California | 84 |
| 3 | Pahrump, Nevada | 81 |
| 4 | Maricopa, Arizona | 71 |
| 5 | Corpus Christi, Texas | 68 |
| 6 | Potomac, Maryland | 68 |
| 7 | Elizabethtown, Pennsylvania | 67 |
| 8 | Boerne, Texas | 64 |
| 9 | Claremont, California | 64 |
| 10 | Middletown, Ohio | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
54*
live AQI index
Moderate
Overview
What is the current air quality in Williston?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 54* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.5*µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Williston is currently 2.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Williston?
 | 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
Williston air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 54 AQI US |  | 87.8° 66.2° |  11.2 mp/h |
| Tuesday, May 21 | Good 35 AQI US  | | 87.8° 64.4° | 11.2 mp/h |
| Wednesday, May 22 | Good 17 AQI US | | 93.2° 68° | 11.2 mp/h |
| Thursday, May 23 | Good 21 AQI US |  | 93.2° 68° | 4.5 mp/h |
| Friday, May 24 | Moderate 61 AQI US | | 95° 68° | 6.7 mp/h |
| Saturday, May 25 | Moderate 76 AQI US |  | 95° 71.6° | 11.2 mp/h |
| Sunday, May 26 | Moderate 70 AQI US | | 96.8° 69.8° | 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 Williston?
No locations are available.
AQI US, Metric