Hargill, Texas is a small unincorporated community located in Hidalgo County. The climate in Hargill is subtropical with hot summers and mild winters. The area receives an average of 22 inches of rainfall per year. Hydrology constituents in Hargill include the San Juan River and surrounding wetlands. Outdoor recreation opportunities in the area include fishing and birdwatching at the San Juan National Wildlife Refuge, located just a few miles southeast of Hargill. Additionally, the nearby city of Edinburg offers a variety of outdoor activities such as hiking, biking, and golfing.