Weir, Mississippi is a small town situated in Choctaw County. The climate in Weir is characterized by hot and humid summers, with temperatures frequently exceeding 90°F (32°C), and mild winters, often ranging from 30°F (-1°C) to 50°F (10°C). The area experiences a moderate amount of rainfall throughout the year, with the wettest months typically being March and November.

Weir is surrounded by beautiful natural landscapes and is home to several lakes and streams, making it an ideal location for outdoor enthusiasts. The hydrology constituents in this region include the Big Black River, Oktibbeha River, and several smaller creeks, providing opportunities for fishing, boating, and kayaking. Anglers can expect to catch a variety of fish species, such as catfish, bass, and bream.

Additionally, Weir boasts numerous outdoor recreational opportunities. The nearby Choctaw Lake offers a perfect spot for camping, hiking, and birdwatching, with its diverse flora and fauna. The Choctaw Wildlife Management Area provides hunters with ample game, including deer, turkey, and small game species. Whether you enjoy water activities, wildlife observation, or hunting, Weir offers a wealth of outdoor experiences for nature enthusiasts.