This Morning in Bangkok: PM2.5 Dust Levels Exceed Standards in 4 Areas, Beginning to Affect Health

This morning's dust particle situation in Bangkok shows PM2.5 levels exceeding standards in 4 areas, reaching a level that begins to impact health.

FacebookBangkok Air Quality Information CenterReports on PM2.5 dust particle levels in Bangkok on 9 Jan 2026 at 07:00 AM show an average concentration of 29.1 micrograms per cubic meter (µg/m³), below the standard limit of 37.5 µg/m³.

Top 12 districts with highest PM2.5 levels in Bangkok

1. Pathumwan District: 43.7 µg/m³

2. Sathorn District: 39.5 µg/m³

3. Samphanthawong District: 39.2 µg/m³

4. Ratchathewi District: 38.6 µg/m³

5. Chatuchak District: 37.2 µg/m³

6. Bang Rak District: 34.4 µg/m³

7. Prawet District: 33.7 µg/m³

8. Bang Phlat District: 33.1 µg/m³

9. Phra Khanong District: 33.0 µg/m³

10. Bang Sue District: 32.8 µg/m³

11. Khlong Sam Wa District: 32.2 µg/m³

12. Khan Na Yao District: 31.8 µg/m³

• Northern Bangkok: 25.1 - 37.2 µg/m³; Overall air quality: Moderate
• Eastern Bangkok: 22.9 - 33.7 µg/m³; Overall air quality: Moderate
• Central Bangkok: 22.4 - 39.2 µg/m³; Overall air quality: Moderate
• Southern Bangkok: 23.2 - 43.7 µg/m³; Overall air quality: Moderate
• Northern Thonburi: 23.7 - 33.1 µg/m³; Overall air quality: Moderate
• Southern Thonburi: 24.7 - 31.1 µg/m³; Overall air quality: Moderate

Dust levels are trending upward; overall air quality remains moderate. Health advisory level is orange: beginning to affect health.

• General public: Use protective equipment such as PM2.5 masks whenever outdoors, limit time spent on strenuous outdoor activities or exercise, and monitor for symptoms like coughing, difficulty breathing, or eye irritation.
• At-risk groups: Use protective equipment such as PM2.5 masks whenever outdoors, avoid strenuous outdoor activities or exercise, follow medical advice, and seek immediate medical attention if symptoms occur.

Thanks to the Facebook page of the Bangkok Air Quality Information Center.