Lemmon is located in South Dakota. Lemmon, South Dakota has a population of 1,252. Lemmon is more family-centric than the surrounding county with 32.11% of the households containing married families with children. The county average for households married with children is 28.85%.
The median household income in Lemmon, South Dakota is $41,875. The median household income for the surrounding county is $59,432 compared to the national median of $69,021. The median age of people living in Lemmon is 48.8 years.
The average high temperature in July is 85.5 degrees, with an average low temperature in January of 6.6 degrees. The average rainfall is approximately 17 inches per year, with 41.1 inches of snow per year.