Herlong, California is a small town located in Lassen County. It has a warm-summer Mediterranean climate with hot, dry summers and cold winters. The town is situated in the Honey Lake Valley, which is a closed basin that lacks natural outlets to the ocean. As a result, the hydrology constituents are dominated by evaporation and surface runoff. Outdoor recreation opportunities in Herlong include hiking, camping, fishing, and hunting in the nearby Lassen National Forest, which is known for its beautiful scenery and diverse wildlife. Additionally, the area is home to Honey Lake, which offers opportunities for boating, swimming, and birdwatching.