Leary, Texas is a small town located in Bowie County, in the northeastern part of the state. The town experiences a humid subtropical climate, characterized by hot summers and mild winters. Summers are typically hot and humid, with temperatures often exceeding 90°F (32°C), while winters are generally mild with temperatures ranging from 40°F to 60°F (4°C to 15°C). Leary receives a moderate amount of rainfall throughout the year, with precipitation evenly distributed.

Hydrologically, Leary is situated near the Sulphur River and its tributaries. These waterways provide opportunities for fishing, canoeing, and kayaking. The Sulphur River is known for its diverse fish population, including largemouth bass, catfish, and crappie, making it a popular spot for anglers.

In terms of outdoor recreation, Leary offers several activities for nature enthusiasts. There are local parks with picnic areas and trails for hiking and biking. Additionally, nearby lakes and reservoirs provide opportunities for boating, swimming, and camping. Outdoor enthusiasts in Leary can enjoy the region's natural beauty and engage in various recreational activities throughout the year.