Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Siao
Air quality index (AQI) and PM2.5 air pollution in Siao
534 people follow this city
Siao Air Quality Map
Real-time Siao air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Weather
What is the current weather in Siao?
| Weather | Broken clouds |
| Temperature | 82.4°F |
| Humidity | 61% |
| Wind | 7.6 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time Thailand city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Chiang Mai, Chiang Mai | 172 |
| 2 | Doi Saket, Chiang Mai | 171 |
| 3 | San Sai, Chiang Mai | 171 |
| 4 | Mae On, Chiang Mai | 162 |
| 5 | Chiang Rai, Chiang Rai | 160 |
| 6 | Phetchabun, Phetchabun | 153 |
| 7 | Lampang, Lampang | 152 |
| 8 | Khon Kaen, Khon Kaen | 135 |
| 9 | Mae Mo, Lampang | 127 |
| 10 | Hua Hin, Prachuap Khiri Khan | 124 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
70*
live AQI index
Moderate
Overview
What is the current air quality in Siao?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 70* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 21.4*µg/m³ | |
!
PM2.5
x4.3
PM2.5 concentration in Siao is currently 4.3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Siao?
 | 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
Siao air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 70 AQI US |  60% | 104° 80.6° |  11.2 mp/h |
| Sunday, May 5 | Moderate 60 AQI US | 40% | 104° 78.8° | 11.2 mp/h |
| Monday, May 6 | Moderate 63 AQI US | 100% | 100.4° 78.8° | 8.9 mp/h |
| Tuesday, May 7 | Moderate 67 AQI US | 90% | 98.6° 77° | 11.2 mp/h |
| Wednesday, May 8 | Moderate 66 AQI US | 100% | 98.6° 80.6° | 6.7 mp/h |
| Thursday, May 9 | Moderate 68 AQI US | 100% | 89.6° 78.8° | 4.5 mp/h |
| Friday, May 10 | Moderate 57 AQI US | 100% | 86° 75.2° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Siao?
No locations are available.
AQI US, Metric