Dewitt is located in Iowa. Dewitt, Iowa has a population of 2,613.
The median household income in Dewitt, Iowa is $60,107. The median household income for the surrounding county is $50,295 compared to the national median of $57,652. The median age of people living in Dewitt is 34.8 years.
The average high temperature in July is 85.1 degrees, with an average low temperature in January of 14.2 degrees. The average rainfall is approximately 36.3 inches per year, with 26.3 inches of snow per year.