Calvin, Louisiana is a small town located in the central part of the state. The climate in Calvin is humid subtropical, with hot summers and mild winters. The town is surrounded by numerous lakes and rivers, which provide ample opportunities for outdoor recreation, including fishing, boating, and swimming. The hydrology constituents include the Calcasieu River, which runs through the town, and several smaller tributaries. The area is known for its abundant catfish and bass populations, making it a popular destination for anglers. The nearby Kisatchie National Forest also offers opportunities for hiking, camping, and hunting. Overall, Calvin offers a peaceful and scenic environment for those seeking outdoor activities.