Bermuda — Sea Water Temperature and Annual Ranges
Up-to-date sea water temperatures for the coasts of Bermuda. 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
Bermuda’s surrounding waters are influenced by the warm Gulf Stream, so sea temperatures are fairly mild compared with the latitude. In winter the ocean typically cools to about 18–20 °C (64–68 °F), while spring sees a steady rise into the low 20s °C (around 66–73 °F). Peak warmth occurs in late summer when surface temperatures commonly reach 26–29 °C (79–84 °F). During autumn the sea usually remains comfortable, falling back into the mid-20s °C (72–79 °F) before the winter nadir. Water clarity around the islands is often good, especially on the protected leeward shores and in bays, which makes snorkeling and diving popular when temperatures are favorable.
Swimming Conditions
Swimming is a common year-round activity in Bermuda, with most beaches and coves accessible to the public and conditions that suit a range of abilities. In cooler months visitors may prefer short swims or wetsuits when waters are in the high teens to low twenties Celsius; in summer the warm temperatures allow prolonged swimming, snorkeling and other water sports without thermal protection. Safety considerations such as local rip currents, changing weather and seasonal storms mean swimmers should heed local advice and lifeguards when present. Overall the combination of moderate sea temperatures, sheltered beaches and marine attractions makes Bermuda a frequent choice for both casual swimmers and underwater enthusiasts.