Tide Table Viana Do Castelo — 2026

📘 About Viana Do Castelo Tide Forecast

Found at 41.69° N latitude and 8.84° W longitude, Viana Do Castelo serves as a prominent coastal location in Portugal. Its tidal pattern is semi-diurnal (two high and two low tides per day), with a mean tidal range of 1.8m and spring tides reaching up to 2.6m. Recreational boaters should check the table for this port, as a 2–3 metre swing can expose sandbanks. Bathers and stand-up paddlers can choose between morning and afternoon high tides for calm-water conditions. The coast here is influenced by large-scale ocean currents that modulate water temperature throughout the year. This page shows the complete 2026 tide table for Viana Do Castelo, with precise high and low tide times and heights in metres for every day of the year. In July, Viana Do Castelo is in its summer season, a key period for water sports, fishing, diving, and coastal navigation. MaréAgora calculations use harmonic decomposition calibrated via satellite altimetry and local gauges to ensure high accuracy.