This Morning in Several Bangkok Districts: PM 2.5 Dust Levels Surge Beyond Standards, Affecting Health

Air quality in Bangkok this morning shows PM 2.5 dust levels soaring beyond standards in several areas, reaching levels that start to affect health.

31 Dec 2026 GMT+7Bangkok Air Quality Information CenterThe Bangkok Air Quality Information Center reports the PM 2.5 dust situation in Bangkok as of 07:00 on 31 December 2025. The citywide average is 39.1 micrograms per cubic meter (µg/m³), exceeding the standard of 37.5 µg/m³. The 12 districts with the highest PM 2.5 levels in Bangkok are:

1. Sathorn District: 51.5 µg/m³

2. Khlong Sam Wa District: 51.5 µg/m³

3. Chatuchak District: 50.5 µg/m³

4. Bang Rak District: 49.3 µg/m³

5. Min Buri District: 48 µg/m³

6. Bang Sue District: 44.1 µg/m³

7. Samphanthawong District: 43.5 µg/m³

8. Prawet District: 43.3 µg/m³

9. Bangkok Noi District: 43.2 µg/m³

10. Lat Krabang District: 43.2 µg/m³

11. Nong Chok District: 42.5 µg/m³

12. Thawi Watthana District: 42.3 µg/m³

- Northern Bangkok

37.6 - 50.5 µg/m³ Overall status: Levels starting to affect health

- Eastern Bangkok

34.9 - 51.5 µg/m³ Overall status: Levels starting to affect health

- Central Bangkok

30.5 - 43.5 µg/m³ Overall status: Moderate levels

- Southern Bangkok

29 - 51.5 µg/m³ Overall status: Levels starting to affect health

- Northern Thonburi

33.3 - 43.2 µg/m³ Overall status: Levels starting to affect health

- Southern Thonburi

31.8 - 41.8 µg/m³ Overall status: Levels starting to affect health

PM 2.5 dust levels tend to decrease overall, but air quality remains at levels starting to affect health. Health advisory: Orange alert level—health effects begin.

• General public: Use protective equipment such as PM 2.5 masks whenever going outside, limit the duration of strenuous outdoor activities or exercise, and monitor for symptoms such as coughing, difficulty breathing, or eye irritation.

• At-risk groups: Use protective equipment such as PM 2.5 masks whenever going outside, avoid strenuous outdoor activities or exercise, follow medical advice, and seek medical attention promptly if symptoms occur.

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