PM 2.5 Levels Today, 25 Jan 2026: Five Bangkok Areas Exceed Standards at Orange Level

This morning, 25 Jan 2026, PM 2.5 levels in Bangkok exceeded standards in five areas, reaching levels that begin to affect health.

FacebookBangkok Air Quality Information CenterThe Bangkok Air Quality Information Center reported the PM 2.5 situation in Bangkok on 25 January 2026 at 07:00. The city’s average was 32.2 micrograms per cubic meter (µg/m³) (standard is 37.5 µg/m³). The top 12 districts with the highest PM 2.5 levels were as follows:

1. Lat Krabang District: 47.6 µg/m³

2. Prawet District: 42.6 µg/m³

3. Phra Khanong District: 40.9 µg/m³

4. Pathum Wan District: 38.7 µg/m³

5. Bang Rak District: 38.5 µg/m³

6. Pom Prap Sattru Phai District: 37.4 µg/m³

7. Bang Khun Thian District: 37.3 µg/m³

8. Khlong Sam Wa District: 37.2 µg/m³

9. Khan Na Yao District: 36.8 µg/m³

10. Nong Chok District: 36.6 µg/m³

11. Ratchathewi District: 36.1 µg/m³

12. Bang Phlat District: 35.8 µg/m³

• Northern Bangkok: 29.7 - 34.5 µg/m³ Overall: Moderate
• Eastern Bangkok: 27.9 - 47.6 µg/m³ Overall: Moderate
• Central Bangkok: 25 - 37.4 µg/m³ Overall: Moderate
• Southern Bangkok: 24.9 - 40.9 µg/m³ Overall: Moderate
• Northern Thonburi: 24.8 - 35.8 µg/m³ Overall: Moderate
• Southern Thonburi: 23.5 - 37.3 µg/m³ Overall: Moderate

PM 2.5 levels are trending upward. Overall air quality is moderate. Health recommendations for orange level air quality (beginning to affect health) are as follows:

• General public: Use protective equipment such as PM 2.5 masks whenever going outdoors. Limit time spent on strenuous outdoor activities or exercise. Watch for symptoms such as coughing, difficulty breathing, or eye irritation.
• At-risk groups: Use protective equipment like PM 2.5 masks every time you go outside. Avoid strenuous outdoor activities or exercise. Follow medical advice closely and seek medical attention immediately if symptoms occur.

Thank you to the Facebook page of the Bangkok Air Quality Information Center.