As per reports, the authorities in Bangkok have recommended that people stay at home on days when the air is cloudy and dust levels are high. However, if working from home (WFH) is not possible, wearing a mask at all times is advised.

On Monday (20 January) morning, air quality in 70 areas of Bangkok fell below safety standards, according to the Air Quality Information Centre of the Bangkok Metropolitan Administration (BMA). The center reported that the average PM2.5 levels across the city were 54.1 micrograms per cubic meter (mcg), significantly exceeding the national standard of 37.5 mcg for a three-hour period (from 0500 hours to 0700 hours).