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Air quality in Koster
Air quality index (AQI) and PM2.5 air pollution in Koster
23 people follow this city
Koster Air Quality Map
Real-time Koster air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Weather
What is the current weather in Koster?
| Weather | Clear sky |
| Temperature | 64.4°F |
| Humidity | 29% |
| Wind | 7.5 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time South Africa city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  eMbalenhle, Mpumalanga | 162 |
| 2 | Vereeniging, Gauteng | 156 |
| 3 | Witbank, Mpumalanga | 154 |
| 4 | Midstream, Gauteng | 134 |
| 5 | Middelburg, Mpumalanga | 118 |
| 6 | Pretoria, Gauteng | 91 |
| 7 | Thabazimbi, Limpopo | 69 |
| 8 | Port Elizabeth, Eastern Cape | 67 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
83*
live AQI index
Moderate
Overview
What is the current air quality in Koster?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 83* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 26.2*µg/m³ | |
!
PM2.5
x5.2
PM2.5 concentration in Koster is currently 5.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Koster?
 | 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
Koster air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 83 AQI US | | 75.2° 55.4° |  8.9 mp/h |
| Friday, May 10 | Moderate 59 AQI US | | 77° 51.8° | 8.9 mp/h |
| Saturday, May 11 | Moderate 58 AQI US | | 80.6° 53.6° | 4.5 mp/h |
| Sunday, May 12 | Moderate 70 AQI US | | 77° 55.4° | 11.2 mp/h |
| Monday, May 13 | Moderate 79 AQI US |  90% | 71.6° 50° | 13.4 mp/h |
| Tuesday, May 14 | Moderate 80 AQI US | 80% | 71.6° 48.2° | 4.5 mp/h |
| Wednesday, May 15 | Moderate 90 AQI US | | 75.2° 50° | 6.7 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 Koster?
No locations are available.
AQI US, Metric