Rena-Lara is a small unincorporated community located in Coahoma County, Mississippi. Situated in the Mississippi Delta region, Rena-Lara experiences a humid subtropical climate characterized by hot and humid summers, mild winters, and a significant amount of rainfall throughout the year. Summers are typically hot, with temperatures often reaching the mid-90s Fahrenheit, while winters are mild, with temperatures averaging in the 40s and 50s.

The community is surrounded by various bodies of water, including the Mississippi River to the west and the nearby Wolf Lake. These waterways contribute to the hydrology constituents of Rena-Lara, providing a habitat for diverse aquatic species and offering opportunities for fishing, boating, and other water-based activities.

Outdoor recreation opportunities in Rena-Lara are abundant, with the scenic natural surroundings and proximity to the Mississippi River. Fishing enthusiasts can enjoy angling for various freshwater species such as catfish, bass, and crappie. The Mississippi River also provides opportunities for boating and canoeing, allowing visitors to explore the expansive waterway. Additionally, the area's flat terrain and beautiful landscape make it ideal for hiking, birdwatching, and wildlife observation.