Cover Assembly and Battery Module Including the Same

A cover assembly includes a cover, a wire assembly, and a bottom cover. The cover includes a first groove formed to extend in a first direction and a second groove formed to extend in the first direction, parallel to the first groove. The wire assembly includes a first wire and a second wire positioned in the first groove and the second groove, respectively, and a third wire connected to a thermistor and positioned along one side of the cover. The bottom cover extends in a shape of the wire assembly, and is coupled to the cover to secure the wire assembly.