Yes, you can swim in the ocean in New York, and it is a quintessential summer activity for both locals and tourists. New York boasts several world-famous beaches, including Rockaway Beach and Coney Island within New York City limits, as well as the sprawling coastlines of Jones Beach and the Hamptons on Long Island. The official swimming season typically runs from Memorial Day weekend through Labor Day, during which time lifeguards are on duty and water quality is strictly monitored by the Health Department. In 2026, safety officials continue to emphasize swimming only in designated areas, as the Atlantic Ocean is prone to strong rip currents. The water temperature is most comfortable in July and August, often reaching the low 70s (°F). While "Polar Bear Plunges" occur in the winter, standard swimming is discouraged outside the summer months due to the risk of hypothermia and the absence of lifeguards. Always check for local "Beach Advisories" before heading out to ensure the water is clear of temporary bacterial surges.