According to data from the Vietnam Meteorological Hydrological Bureau, data from the Vietnam Meteorological Hydrological Bureau showed:Vietnam recorded 1,749 mm of rainfall in 24 hours, hitting VietnamThe highest record in history,It also recorded the second largest single-day rainfall in the world, after the data in the Indian Ocean in 1966.

The historic heavy rainfall occurred between 7 p.m. on October 26 and 7 p.m. on October 27. According to data from the World Meteorological Organization, the 24-hour rainfall was second in the world after only 1825 mm in the Indian Ocean in January 1966.

According to the Meteorological Hydrological Bureau of Vietnam, the extreme weather that invaded central Vietnam from 22 to 28 October was caused by a rare overlap of various natural factors.