Wallis and Futuna — Sea Water Temperature and Annual Ranges
Up-to-date sea water temperatures for the coasts of Wallis and Futuna. 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
Wallis and Futuna enjoy warm, tropical sea temperatures year-round, making the coastal waters generally pleasant for swimming. Sea surface temperatures typically range from about 26–29 °C (79–84 °F). The warmest months are in the austral summer, roughly December through April, when coastal temperatures commonly sit around 28–29 °C (82–84 °F). The coolest period is in the austral winter, roughly June through September, when waters are usually about 26–27 °C (79–81 °F). Transitional months such as May and October are mild, with sea temperatures around 27–28 °C (80–82 °F). These modest seasonal shifts mean the water remains comfortable for most swimmers throughout the year.
Swimming Conditions
Swimming is widely possible and popular, particularly in reef-protected lagoons and calm bays where the water is clear and shallow. Many beaches and reef passes provide excellent conditions for swimming and snorkeling, with warm temperatures that reduce the need for wetsuits. That said, visitors should be cautious: reef edges, strong currents, occasional large swells, and marine hazards like sharp coral can pose risks, and formal lifeguard services are limited on the islands. The cyclone season, roughly November to April, can produce rough seas and unsafe conditions, so local advice and weather updates should be sought before entering the water. Overall, Wallis and Futuna offer reliable warm-water swimming most of the year, especially in sheltered lagoon areas, provided swimmers observe local guidance and exercise normal ocean safety precautions.