Averages, not today's weather. Sea: NOAA OISST 1991–2020. UV: at noon under a clear sky, KNMI TEMIS 2004–2020. Waves: mean significant height, ERA5 (Copernicus/ECMWF) 2016–2025, in open water off the beach (~30 km). Underwater visibility: a guide from the MODIS Aqua satellite (Kd490, NOAA, 2003–2021) for the sea kilometres offshore; right at the shore it is usually lower. Air, rain, wind: WorldClim 2.1 (1970–2000, ~18 km). Daylight: computed from the sun's position.
Sources: OpenStreetMap (outline, surface, amenities) · Google Street View (panoramas, embedded) · Wikidata and Wikipedia (fame, names) · Esri (satellite). "No data" means we don't know yet, not that it is missing.