You can swim in the ocean comfortably from March until October. And in the winter months, you can take long refreshing beach walks. Find out what the weather in the Algarve is like from January until December.
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In fact, the waters of Portugal's coasts are rather cold compared to those of the Mediterranean Sea. A period of mental and physical preparation is necessary to enjoy a swim in the waters of the beaches of Portugal. However, there are some places where the temperature of the water is warmer and warmer.
The Portuguese coastline – along with the coastlines of California, South Africa, Western Australia and Peru – is subject to a phenomenon known as upwelling. In simple terms, if the wind blows parallel to the coast, then water from the bottom of the ocean (cold and rich in nutrients) rises and comes to the shoreline.
Temperatures also drop both day (17C) and night (8C), so do remember to bring some warm clothes for the cooler nights. Given the change in climate, Albufeira is not a winter sun/beach destination.
This beach in the east of the Algarve is surrounded by green dunes and offers a peaceful atmosphere. The calm, shallow waters make it an ideal choice for families. It's also a great place to admire the breathtaking sunsets.
Praia dos Coelhos, SétubalThe setting for innumerable films and advertising campaigns, this idyllic, secluded beach on the Arrábida coastline boasts some of the clearest waters you'll likely ever swim in. Though increasingly on the tourist trail, it's still relatively crowd-free.
The city is well-known for its vibrant nightlife and stunning beaches, and it is generally considered to be a safe destination for tourists. The Portuguese police are very active in the area and are quick to respond to any reports of crime.
The Man o' War is a species of siphonophore, a group of animals that are closely related to jellyfish. The Portuguese man o' war, (Physalia physalis) is often called a jellyfish, but is actually a species of siphonophore, a group of animals that are closely related to jellyfish.
After a sting, the tentacles leave long, stringy red welts on the skin. There is local pain, burning, swelling, and redness. The welts last from minutes to hours. A rash may come and go for up to 6 weeks.