Rio Grande is located in Texas. Rio Grande, Texas has a population of 7,155.
The median household income in Rio Grande, Texas is $35,812. The median household income for the surrounding county is $27,133 compared to the national median of $57,652. The median age of people living in Rio Grande is 30.5 years.
The average high temperature in July is 98.4 degrees, with an average low temperature in January of 45.9 degrees. The average rainfall is approximately 22.1 inches per year, with 0.1 inches of snow per year.