Coast, San Juan, San Juan Antiguo Barrio. We calculate high and low water here from an ocean tide model — accurate to about 5 cm on open coasts, considerably less in tidal flats and river mouths. This spot is officially monitored, but the responsible authority publishes no annual classification of the water quality.
Water temperature 29.7 °C — NOAA Geo-Polar Blended (5 km), measured 04/11/2026 08:00.
High tide at 18:30, Low tide at 00:31 (Local time at the spot).
Swimming spots in San Juan · San Juan Antiguo Barrio · Swimming spots in Puerto Rico · Caribbean Sea · On the map