Cape Verde — Sea Water Temperature and Annual Ranges

Sea Water Temperature Along the Coast

Places with the Warmest Sea Water Today

The Most Popular Seaside Places

Coastal Seas and Oceans

Water Temperature and Swimming Overview

Water Temperature Trends

Cape Verde’s coastal waters are pleasantly warm most of the year, making the islands attractive for swimming and a variety of water sports. Typical sea-surface temperatures range from about 22–24 °C (72–75 °F) in the coolest months of December through February, rising to roughly 25–27 °C (77–81 °F) in summer, and reaching peak averages near 26–28 °C (79–82 °F) in early autumn. The archipelago sits in the eastern Atlantic and feels the influence of the cool Canary Current and local upwellings, so temperatures are milder than tropical equatorial seas but remain comfortable for prolonged in-water activity. Visibility is generally good around sandy bays and protected coves, which supports swimming, snorkeling, and freediving.

Swimming Conditions

Swimming is broadly permitted and commonly practiced along sandy, sheltered beaches, particularly on leeward shores where currents and swell are reduced. However, some coastlines are exposed to strong Atlantic swells, rip currents and wind-driven surf, so caution is advised; many beaches lack permanent lifeguard services and conditions can change quickly. Rockier or reef-fringed areas may require care on entry and exit, though they often offer excellent snorkeling. Seasonal winds, especially the harmattan-influenced trade winds and winter swell, can make open-water swimming more challenging at times. Overall, water temperatures in Cape Verde are sufficiently warm for most swimmers year-round, but checking local conditions and choosing protected beaches will maximize safety and enjoyment.