The deadliest hurricane in US history, by far, is the Galveston Hurricane of 1900. It killed between 8,000 and 12,000 people.What was the rainfall of Hurricane Harvey?
Hurricane Harvey. In a four-day period, many areas received more than 40 inches (1,000 mm) of rain as the system slowly meandered over eastern Texas and adjacent waters, causing unprecedented flooding. With peak accumulations of 60.58 in (1,539 mm) , in Nederland, Texas, Harvey was the wettest tropical cyclone on record in the United States.