Swimming in Galveston at night is legal but strongly discouraged by safety experts and local authorities. While there is no specific "curfew" that bans being in the water after dark, most of Galveston’s public beaches lack lifeguards after sunset, making a rescue almost impossible if you encounter a rip current. In 2026, the "Texas Beach Watch" continues to monitor for bacteria like enterococcus, and night swimming increases the risk of accidental ingestion or contact with wildlife, such as jellyfish or sharks, which are more active near the shore at night. Additionally, Galveston's waters can have a strong undertow that is difficult to see without daylight. If you do choose to visit the beach at night, it is safer to stay on the sand; if you must enter the water, never go alone and stay in very shallow areas where your feet firmly touch the bottom.