Kellerville, Texas is a small town located in the southern part of the state, known for its pleasant climate and abundant outdoor recreation opportunities. The town experiences a humid subtropical climate, characterized by hot summers and mild winters. Summers in Kellerville are typically hot and humid, with temperatures often reaching the high 90s Fahrenheit (mid 30s Celsius), while winters are mild, with temperatures ranging from the 40s to 60s Fahrenheit (5-15 degrees Celsius).

Hydrologically, Kellerville benefits from its proximity to the Sabine River, which flows just a few miles south of the town. The river provides a source of freshwater for the area and offers opportunities for fishing, kayaking, and other water-based activities. Additionally, there are several small lakes and ponds scattered throughout the region, providing further opportunities for boating and fishing enthusiasts.

Outdoor recreation is abundant in and around Kellerville, with numerous parks and nature reserves in the vicinity. Visitors and residents alike can enjoy hiking and biking trails, bird-watching, camping, and picnicking. The surrounding countryside also offers opportunities for hunting, horseback riding, and off-roading. Overall, Kellerville's pleasant climate and diverse outdoor recreation options make it an attractive destination for nature lovers and outdoor enthusiasts.