St. Amaro (Oeiras e São Julião da Barra, Paço de Arcos e Caxias)

Coast, Oeiras e São Julião da Barra, Paço de Arcos e Caxias, Grande Lisboa. 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. Under the EU Bathing Water Directive the water quality in the 2024 season was classified as excellent.

• High tide at 11:11, Low tide at 17:47 (Local time at the spot)
• Water temperature 20.3 °C — NOAA Geo-Polar Blended (5 km), measured 2026-08-20 13:00

Swimming spots in Oeiras e São Julião da Barra, Paço de Arcos e Caxias · Grande Lisboa · Swimming spots in Portugal · On the map