According to Lao Dong, many areas in Ho Chi Minh City are still weakly sunned at 9am, the sky is cloudy, and visibility is limited due to the fog.

In areas with many trees and rivers, people can see a clear layer of fog when traveling. Mr. Tran Minh Hung (residing in Thu Duc ward) said that the thick fog made him almost unable to see the apartments opposite, and from the high buildings looking down, he could clearly see the fog covering the space below.

According to the air monitoring application Air Visual (belonging to IQAir, which owns a large amount of aggregated data on air quality, headquartered in Switzerland), today's air quality in Ho Chi Minh City at 9am is at an unhealthy level - 163.
The PM2.5 fine dust concentration measured reached 73 μg/m3, 14.6 times higher than the annual PM2.5 guidance value of the World Health Organization (WHO).
Ho Chi Minh City ranks 12th in the direct ranking of the most polluted cities in the world.
The Southern Hydrometeorological Station said that on December 17, high-altitude easterly wind disturbances will affect the weather in the Ho Chi Minh City area. Cloudy areas, sunny days, showers and thunderstorms at night in some places.