Elmo, Missouri is a small, rural community located in Nodaway County. The area experiences a humid continental climate with hot summers and cold winters. The hydrology constituents of Elmo are largely determined by the presence of the Middle Fork of the Grand River which flows through the town. Outdoor recreation opportunities in the area include hunting, fishing, and camping along the river or in nearby state parks such as Big Lake and Mozingo Lake. Additionally, the town hosts an annual Elmo Fish Fry in July, which draws visitors from surrounding areas for food and entertainment.