The Atlantic Ocean surrounding Madeira Island is known for its moderate temperature, which is influenced by the Gulf Stream. The waters around the island are relatively calm and clear, with a rich marine ecosystem that includes a variety of fish, dolphins, and whales. The island itself is known for its beautiful landscapes, including rugged cliffs, sandy beaches, and lush forests. The Atlantic Ocean plays a significant role in the economy of Madeira Island, with fishing and tourism being major industries. The island is also a popular destination for water sports such as surfing, diving, and sailing.

The Atlantic Ocean around Madeira Island has a subtropical climate, with warm temperatures and high humidity throughout the year. The average temperature in the summer is around 77 degrees Fahrenheit or 25 degrees Celcius, and in the winter it is around 68 degrees Fahrenheit or 20 degrees Celcius. The water temperature is typically cooler than the air temperature, with an average of about 71 degrees Fahrenheit or 22 degrees Celcius in the summer and 63 degrees Fahrenheit or 17 degrees Celcius in the winter.