Simpson, Louisiana is a small town located in Vernon Parish, in the southwestern part of the state. The climate in Simpson is classified as humid subtropical, characterized by hot, humid summers and mild winters. Average temperatures range from the upper 90s Fahrenheit in summer to the upper 50s in winter.

Hydrology in Simpson is influenced by the nearby Sabine River, which borders the western side of the town. The river is an important water source, providing opportunities for fishing, boating, and other water-based activities. Additionally, several creeks and small lakes are scattered throughout the area, offering additional recreational opportunities.

Outdoor enthusiasts in Simpson can enjoy a range of activities. The surrounding natural environment provides opportunities for hiking, camping, and wildlife observation. The nearby Kisatchie National Forest offers miles of trails for exploration, with diverse flora and fauna. Hunting is also popular in the area, with deer, turkey, and various small game species abundant.

Overall, Simpson, Louisiana offers a favorable climate, access to waterways, and ample outdoor recreation opportunities, making it an attractive destination for nature lovers and outdoor enthusiasts.