How many inches of rain did hurricane allison bring to houston?
Tropical Storm Allison was a major flood disaster throughout its path from Texas to the Mid-Atlantic. The worst of the flooding occurred in Houston, Texas, where over 35 inches (890 mm) of rain fell. Allison caused approximately $8.5 billion in damage (2001 USD), making it the costliest tropical cyclone that was never a major hurricane on record in the Atlantic basin. The storm also killed 41 people directly, including 27 who drowned. This ties Allison with a tropical storm in 1917 as the second-deadliest tropical storm to affect the contiguous United States, surpassed only by the 1925 Florida tropical storm which killed 73 people.
How many inches of rain did hurricane allison bring to Houston, Texas?
38.6 over 35
Tropical Storm Allison
Combined with waves on top, areas of Galveston Island experienced a wall of water 8 feet (2.5 m) in height, creating overwash along the coastline. The storm caused winds of up to 43 mph (69 km/h) at the Galveston Pier. While Allison was stalling over Texas, it dropped very heavy rainfall across the state. Minimal beach erosion was reported. Flash flooding continued for days, with rainfall amounts across the state peaking at just over 40 inches (1,033 mm) in northwestern Jefferson County. In the Port of Houston, a total of 36.99 inches (940 mm) was reported. Houston experienced torrential rainfall in a short amount of time. The six-day rainfall in Houston amounted to 38.6 inches (980 mm). Houston Hobby Airport received 20.84 inches of rain from June 5 to 10, 2001, while Bush Intercontinental Airport received 16.48 inches. The deluge of rainfall flooded 95,000 automobiles and 73,000 houses throughout Harris County. Tropical Storm Allison destroyed 2,744 homes, leaving 30,000 homeless with residential damages totaling $1.76 billion (2001 USD).
How many inches of rain did hurricane allison bring to the Port of Houston?
36.99
Tropical Storm Allison
Combined with waves on top, areas of Galveston Island experienced a wall of water 8 feet (2.5 m) in height, creating overwash along the coastline. The storm caused winds of up to 43 mph (69 km/h) at the Galveston Pier. While Allison was stalling over Texas, it dropped very heavy rainfall across the state. Minimal beach erosion was reported. Flash flooding continued for days, with rainfall amounts across the state peaking at just over 40 inches (1,033 mm) in northwestern Jefferson County. In the Port of Houston, a total of 36.99 inches (940 mm) was reported. Houston experienced torrential rainfall in a short amount of time. The six-day rainfall in Houston amounted to 38.6 inches (980 mm). Houston Hobby Airport received 20.84 inches of rain from June 5 to 10, 2001, while Bush Intercontinental Airport received 16.48 inches. The deluge of rainfall flooded 95,000 automobiles and 73,000 houses throughout Harris County. Tropical Storm Allison destroyed 2,744 homes, leaving 30,000 homeless with residential damages totaling $1.76 billion (2001 USD).
How many inches of rain did hurricane allison bring to the Houston Hobby Airport?
20.84
Tropical Storm Allison
Tropical Storm Allison
https://en.wikipedia.org/wiki/Tropical%20Storm%20Allison
Tropical Storm Allison was a tropical storm that devastated southeast Texas in June of the 2001 Atlantic hurricane season. 
Tropical Storm Allison
In the Port of Houston, a total of 36.99 inches (940 mm) was reported.[9] Houston experienced torrential rainfall in a short amount of time. The six-day rainfall in Houston amounted to 38.6 inches (980 mm).[29]
Tropical Storm Allison
Houston Hobby Airport received 20.84 inches of rain from June 5 to 10, 2001, while Bush Intercontinental Airport received 16.48 inches.
Tropical Storm Allison
Hurricane Allison was a tropical storm that devastated southeast Texas in June of the 2001 Atlantic hurricane season. Houston experienced torrential rainfall in a short amount of time, with 38.6 inches reported in the city in six days. In the Port of Houston, a total of 36.99 inches was reported. Houston Hobby Airport received 20.84 inches of rain from June 5 to 10, 2001, while Bush Intercontinental Airport received 16.48 inches.