Weldon is located in Illinois. Weldon, Illinois has a population of 487. Weldon is less family-centric than the surrounding county with 21.23% of the households containing married families with children. The county average for households married with children is 30.8%.
The median household income in Weldon, Illinois is $41,406. The median household income for the surrounding county is $55,411 compared to the national median of $57,652. The median age of people living in Weldon is 44.3 years.
The average high temperature in July is 84.7 degrees, with an average low temperature in January of 16.3 degrees. The average rainfall is approximately 39.4 inches per year, with 18.3 inches of snow per year.