Clarksville is a city in northeastern Texas that experiences a humid subtropical climate characterized by hot summers and mild winters. The city is situated near the Sulphur River, and the hydrology constituents of the area include the Red River Basin and the Mississippi River Basin. Outdoor recreation opportunities in Clarksville are abundant, with Lake Bob Sandlin State Park and Cooper Lake State Park nearby, offering activities such as fishing, boating, hiking, and camping. The city is also home to the historic Clarksville Downtown Square, which features shops, restaurants, and historic architecture. Overall, Clarksville offers a blend of natural beauty and small-town charm.