Where is hot in December

Beaches where the sea is at least 18 °C in December – 102 destinations from 2021–2025 climatology, ranked warmest first. Pick with your eyes: every tile opens today's sea temperature and the 10-day forecast.

Warmest sea in December: Cable Beach (30.8 °C), Nosy Iranja (29.4 °C), Diamond Beach (29.1 °C).