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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
Weather
What is the current weather in Williston?
| Weather | Broken clouds |
| Temperature | 59°F |
| Humidity | 30% |
| Wind | 3.7 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time South Africa city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Middelburg, Mpumalanga | 135 |
| 2 | Vereeniging, Gauteng | 127 |
| 3 | Pretoria, Gauteng | 108 |
| 4 | Midstream, Gauteng | 98 |
| 5 | eMbalenhle, Mpumalanga | 77 |
| 6 | Thabazimbi, Limpopo | 69 |
| 7 | Port Elizabeth, Eastern Cape | 54 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
56*
live AQI index
Moderate
Overview
What is the current air quality in Williston?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 56* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.7*µg/m³ | |
!
PM2.5
x2.3
PM2.5 concentration in Williston is currently 2.3 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 56 AQI US | | 75.2° 55.4° |  17.9 mp/h |
| Sunday, May 19 | Good 31 AQI US  | | 77° 53.6° | 20.1 mp/h |
| Monday, May 20 | Moderate 60 AQI US | | 78.8° 55.4° | 17.9 mp/h |
| Tuesday, May 21 | Moderate 60 AQI US |  | 80.6° 59° | 17.9 mp/h |
| Wednesday, May 22 | Moderate 77 AQI US | | 78.8° 57.2° | 15.7 mp/h |
| Thursday, May 23 | Moderate 78 AQI US | | 69.8° 53.6° | 13.4 mp/h |
| Friday, May 24 | Moderate 80 AQI US | | 75.2° 50° | 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