Located in Knox County, Tennessee, Karns is a small suburban community with a population of approximately 10,000 residents. The climate in Karns is characterized by warm summers and mild winters. Summers are typically hot and humid, with temperatures ranging from the mid-80s to low 90s Fahrenheit. Winters are relatively mild, with temperatures hovering around the mid-40s to low 50s. The area experiences moderate rainfall throughout the year.

When it comes to hydrology constituents, Karns benefits from its proximity to the Clinch River, which is known for its scenic beauty and recreational opportunities. The river offers fishing opportunities for anglers, particularly for smallmouth bass, catfish, and trout. Boating, kayaking, and canoeing enthusiasts can also enjoy the calm waters of the river.

In addition to the Clinch River, Karns is surrounded by several lush green parks and nature reserves, providing residents and visitors with ample opportunities for outdoor activities. Some of these include hiking, biking, picnicking, and wildlife viewing. Notable parks in the area include the Karns Community Park, Admiral Farragut Park, and the Oak Ridge Reservation.

With its pleasant climate, scenic river, and abundant outdoor recreation opportunities, Karns, Tennessee, offers a charming and nature-rich environment for residents and visitors alike.