Devonia Real EstateDevonia is located in Tennessee. Devonia, Tennessee has a population of 205. The median household income for the surrounding county is $55,414 compared to the national median of $69,021. The median age of people living in Devonia is 38.5 years. Devonia WeatherThe average high temperature in July is 87.5 degrees, with an average low temperature in January of 27.1 degrees. The average rainfall is approximately 53.3 inches per year, with 5.5 inches of snow per year. Devonia MapReal estate near DevoniaNearby CitiesNearby Cities Homes for Sale |