Vanuatu — Sea Water Temperature and Annual Ranges
Up-to-date sea water temperatures for the coasts of Vanuatu. Learn about today’s conditions, monthly averages, and how the surrounding seas and oceans vary by season. We find every place where you can swim and show you the water temperature there today and throughout the year.
Sea Water Temperature Along the Coast
Chart of Average Temperature Changes Over the Last 60 Days
Places with the Warmest Sea Water Today
The Most Popular Seaside Places
Coastal Seas and Oceans
Water Temperature and Swimming Overview
Regions and Map
Water Temperature Trends
Vanuatu sits in the warm tropical South Pacific, and its coastal waters reflect that climate. Sea-surface temperatures generally range from about 24–30 °C (75–86 °F) over the year. The warmest months are typically in the austral summer, roughly November through March, when water temperatures commonly sit between 27–30 °C (81–86 °F). During the cooler winter months, especially June through August, temperatures tend to ease back to around 24–27 °C (75–81 °F). Shallow lagoons and sheltered bays can feel a degree or two warmer, while deeper or exposed open-ocean areas may be marginally cooler. Overall the marine environment is comfortably warm for extended time in the water for most people.
Swimming Conditions
Swimming is widely practiced and generally allowed year-round because the ocean temperatures are pleasant and inviting. The archipelago’s reefs, lagoons and sandy beaches make it attractive for swimming, snorkeling and diving, with excellent marine visibility outside heavy-rain periods. However, seasonal weather and sea-state factors affect safety: the cyclone season and stronger storms (mainly November–April) can create rough seas and hazardous currents, and some areas lack lifeguard coverage. Marine hazards such as strong rips, occasional jellyfish and variable tides exist, so local guidance and caution are advisable. When conditions are favorable, Vanuatu’s warm waters provide comfortable and enjoyable swimming opportunities for visitors and locals alike.