If you're looking for your new favourite wild swimming destination in Europe, you need to book a trip to the Azores in Portugal. With an incredible array of outdoor swimming spots, the Azores island chain is the new hidden gem hotspot for warm and cold water dips all year round. From bubbling hot springs, to natural tidal pools, to hidden waterfalls in lush, dense jungle – outdoor swimmers will be in their element. This archipelago off the coast of Portugal has a landscape comparable to Costa Rica providing the dreamiest backdrop for your freshwater and saltwater swims.
If you love an outdoor adventure, the Azores are the perfect destination for you – they've actually been named Best Adventure Destination in the World at the World Travel Awards several years running. Even better, they are actively working to protect their oceans and recently created the largest marine protected area in the North Atlantic. At 300,000km2, it's nearly the size of Italy and is kind of like an underwater national park where whales and dolphins can thrive. So when you go for a dip in the ocean in the Azores, you are swimming in a fragile, but protected, ecosystem.
Here's Your Guide to Wild Swimming in the Azores:
- Wild Swimming Essentials for the Azores
- Wild Swimming in the Azores
- Is it safe to swim in the Azores?
- Are the Azores good for swimming?
- Is the sea warm in the Azores?
- What months can you swim in the Azores?
- Can you swim with dolphins in the Azores?
- 20 Best Wild Swimming Spots in the Azores
- Wild Swimming Safety Tips for the Azores
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Wild Swimming Essentials for the Azores
If you're planning to go wild swimming in the Azores, you're in luck because of the climate you won't need much! But I do recommend packing these wild swimming essentials to help you stay wam, safe and comfortable both in (and out) of the water.
- Swimsuit – I love this one!
- Dry Robe to warm up afterwards
- Waterproof bag for your valuables
- Waterproof sandals for slippery surfaces
Wild Swimming in the Azores – what you need to know:
Is it safe to swim in the Azores?
The Azores is an amazing destination for swimming in wild, lush surroundings from the wild ocean to waterfalls and hot springs nestled deep in the dense jungle. It is possible to swim in the Azores and there are lots of beautiful locations to choose between – from the more popular swimming holes, to the lesser-known hidden gems in more remote locations. There are lots of locations that have been turned into safe and accessible swimming spots suitable for families and less confident swimmers including Praia Grande, one of the largest beaches in the Azores on Terceira Island.
Are the Azores good for swimming?
The best time to swim in the Azores is spring, when the waters start to warm up and become more popular with locals. Late May and early June is a good time to travel if you plan to swim. The Azores are amazing for wild swimming and provide a wide array of options for different types of swimmers. For the more experienced and adventurous, there are wild, tidal natural pools with strong currents or waterfalls hidden deep in the jungle accessible only by hike. For those who are swimming alone or prefer a safer and more accessible option, there are lots of hot springs and more family-friendly natural pools which are far more sheltered from the tides.
Is the sea warm in the Azores?
The Azores archipelago is sheltered in a microclimate which provides warm and pleasant temperatures all year round which contribute to the tropical islands. For those wanting to swim during a visit to the Portuguese islands, the sea temperature remains mild – ranging from 17ºC in winter to 23ºC in summer. For those who prefer the warmer temperatures, the best time to visit is May to September for the warmest temperatures. If those aren't quite warm enough, you could also check out the island's hot springs which range from 25ºC to 39ºC and you can even visit them at night!
>> BOOK Dona Beija pool and night thermal baths
What months can you swim in the Azores?
The Azores island chain has opportunities to swim all year round in the temperate waters which range from 17ºC in winter to 23ºC in summer. If you're hoping to go wild swimming in the ocean and natural pools, I recommend visiting from May to September for the warmest temperatures of the year. If you're interested in waterfall dips, these are also great all year round. If you prefer a warmer wild dip, you should check out the hot springs on São Miguel which have much warmer temperatures.
Planning a visit to the Azores? I spent weeks exploring and seeking out the best wild swimming spots on the Portuguese island chain. If you're craving wild adventures, don't forget to check out my 10 day Azores Travel Itinerary for Adventurers or read Solo Travel in Portugal: The Ultimate Guide (2025) before a solo trip to Portugal. Here's the best (including some lesser-known hidden gems) outdoor swimming spots for the Azores archipelago:
Piscina Naturais São Roque, Pico Island
If you're looking for quiet, peaceful wild swimming spots, Pico Island is a great place to visit. It's one of the furthest away islands from popular São Miguel and it's a great place to escape the crowds. Here the natural pools are wilder and more exposed to the elements which makes it perfect for nature lovers. Expect calm, crystalline waters and a small garden nearby. Although quiet, this is also one of the more built-up swimming spots with a small kiosk selling drinks/snacks in summer, umbrellas for shade and toilets which makes it perfect for families.
Cascata Das Lombadas, São Miguel Island
My favourite waterfall on the islands and a real hidden gem! This one is a 30 minute downhill hike which involved a lot of mud and some scrambling – it's not for the faint of heart but oh so worth it. We spent hours here and didn't bump into a single other person at this jungle location. Not only is there the powerful waterfall with fresh pools for cold water swimming, but there's also some incredible natural hot springs bubbling away with a view of the waterfall – one of the best discoveries we made while exploring the Azores islands.
Piscinas Naturais da Criação Velha, Pico Island
If you're visiting Pico Island's iconic vineyards and red windmill at Criação Velha. Nestled in the shadow of Mount Pico, the highest volcano in Portugal, and overlooking the ocean, it's a beautiful area to visit. Once you've wandered the area in the sunshine, why not head to the coastline and discover the inviting tidal waters of Piscinas Naturais da Criação Velha. The natural pool is a 15min (easy) bike ride from Madalena city centre, or you can find parking nearby. This is a beautiful and super quiet wild swimming spot, a far more secluded natural pool than those closer to town.
Poça da Dona Beija, São Miguel Island
This hot spring is part of a hotel and really beautiful, colourful jungle vibes and several pools of different depths to try, some with waterfalls and pressure jets. It's less of a wild swim and more cultivated than the other options, but still retains the charm of the healing, sulphurous waters the Azores are known for. This popular spot gets busy so either go in the morning, or make sure you’re on time to enjoy a moment of calm. They also do sunset sessions and night visits - make sure you pre-book!
>> BOOK a Night-Time Experience with Thermal baths and Dinner
Simão Dias, São Jorge Island
Visit a natural paradise for a wild swim on São Jorge island for a taste of the Azores dramatic landscape. The Simão Dias natural swimming pool is located in Fajã do Ouvidor – one of the greatest lavas fajãs of the northern coast of São Jorge. Check out the epic sloping cliffs that highlight the geological uniqueness of this outdoor swimming spot.
Caldeira Velha, São Miguel Island
The most atmospheric hot spring on the island and a great place to visit in the cooler months if you fancy a warmer wild dip. This one is good to visit first thing in the morning or on a rainy day, there’s 3 pools and the lower two are the warmer ones, but don’t miss the top one with the waterfall. I recommend pre-booking tickets and booking the earliest slot in the morning for a quieter experience as this one does get busy. >> Get tickets online here
Piscina Natural, Pico Island
If you're looking for an epic, wild spot to appreciate the raw, natural beauty of the islands while enjoying a wild swim, Piscina Natural is a perfect place to go. I only discovered this spot when I went to a waterfall that wasn't flowing and decided to hike down to the town, it was the perfect place to cool off after the hike and took me through a sweet little Azorean town. Here you'll find one of the famous red windmills overlooking the natural pool and wild cliffs. If you're lucky you may even spot paragliders.
Mosteiros Beach, São Miguel Island
Head to this volcanic black sand beach on the island of São Miguel for a seaside escape suitable for families. Here you'll find a small town and cliffs with a small cafe, toilets and showers. These overlook three big black volcanic rocks jutting out from the sea. A perfect place for an ocean dip.
Carapacho, Graciosa Island
Head off the beaten track and explore one of the lesser known islands in the Azores, Graciosa Island. Tucked away on the southeast coast, you will find natural pools filled with sulfurous waters that are believed by doctors to help with skin disorders and rheumatics problems. You may also find locals and sport fishers also enjoying the pools.
Praia dos Moinhos, São Miguel Island
If you want to experience the local side of the Azores, visit Praia dos Moinhos, a fantastic beach that is tucked away and lesser-known. It's a Blue Flag beach and has lifeguards in the summer with facilities such as showers and a cafe, but it remains surrounded by nature and undeveloped which is refreshing. Be cautious when swimming out of bathing season or swimming further out as signs warn of riptides.
Zona Balnear das Arinhas, Pico Island
Another gem on Pico Island, this one is tucked away and best reached if you have a car. There's a great cafe that has delicious local fast food options. We had the whole place to ourselves overlooking the ocean and can't recommend this spot enough with the dramatic towering cliffs behind it.
Praia de Almoxarife, Faial Island
Bathe in he waters off Faial Island with a view of nearby Pico Island across the water and the towering giant that is Mount Pico. This black sand beach has all the usual facilities and is a great place for a wild swim. It's usually very quiet and has beautiful rolling farmland from the cliffs to the beach.
Biscoitos, Terceira Island
If you love a thrill, don't miss this beautiful, sheltered natural swimming pool for a wild dip on Terceira Island. You can go cliff diving from an 8 meter high rock and the waters are crystal clear. With rocks shielding the swimming pools from the open sea, it provides a calm and fun place for a wild swim. There are also showers, facilities including a bar and a lifeguard during bathing season.
Terra Nostra, São Miguel Island
The most well-known and popular hot springs on São Miguel Island, so big that you can actually swim laps in the thermal baths. They're very spacious and located on an estate with botanical gardens and lakes. Please note that these are also the thermal baths / wild swimming spot with the most mineralised water. The water is cloudy and brown with mineral properties which are great for your skin, but not great for your swimwear! I recommend not wearing a white bathing suit like I saw some people wearing – go for darker colours and swimwear you don't mind getting dirty.
Praia Grande, Terceira Island
There are lots of popular beaches worth exploring on Terceira Island – the main town's name is Praia da Vitoria, meaning Victory Beach so you'll be spoiled for choice. Praia Grande is one of the most popular beaches in the Azores, and you can also explore Praia da Riviera a little further south of town.
Piscina Natural “Simão Dias”, Pico Island
A secluded natural pool for wild swimming in ocean waters. This one has amazing views as you approach – from the rolling hills and farmland, to the steep drop of the cliffs and panoramic ocean views. The water is crystal clear here and tidal so expect strong currents and waves to enter the pool. Always take a friend to swim here, it's not a great spot to swim solo.
Ponta Da Ferraria, São Miguel Island
A unique wild swimming experience – and one not to be missed – visit Ponta Da Ferraria, São Miguel Island. Here in a naturally-formed pool you'll find hot thermal waters and seawater combine. Depending on what time you visit the pool, you'll will experience different combinations so be sure to check the tides online before you visit and try to go at low tide when the water is steaming hot. If you visit at high tide, be aware that the seas are far rougher and more seawater splashes into the pool cooling the thermal waters. Trying visiting on a weekday as this is a spot that is very popular with the locals during summer.
Santa Cruz das Flores, Flores Island
Flores Island is a gem for nature-lovers who want to recharge in a lush, green paradise. But don't miss the small natural pools with volcanic waters seeped in minerals bubbling away. They're popular in the summer months so try to visit out of season or go mid-week to enjoy a peaceful visit.
Cascata do Salto do Prego, São Miguel Island
This is a fantastic hike on São Miguel Island – a two hour circular hike (hard to find in the Azores) and it takes you past a stunning waterfall with a natural pool below where you can cool off and enjoy a dip.
Wild Swimming Safety Tips for the Azores
Outdoor swimming is an amazing way to recharge and connect with nature – and where better to do this than the Azores? It's a great way to explore the outdoors, but naturally we need to take extra precautions to ensure our safety and avoid potential hazards in the wilder destinations. If you're travelling to the Azores for the first time, or trying wild swimming in destinations you are not familiar with, it's important to be aware of these safety tips:
- NEVER swim alone. You never know what currents or tides you might find. It's always better to be safe.
- ALWAYS do your research! Read wild swimming blogs, join Facebook groups such as Outdoor Swimming Society or Wild Swimming UK.
- Remember that outdoor swimming exposes you to cold water which can be a shock for your body. Ease yourself into the water to allow your body to acclimatise, you can also use a wetsuit, gloves or socks to stay warm.
- Always go prepared with warm clothes or a dryrobe to help you warm up afterwards.
- Check the tides and never swim if it's too strong. Keep an eye on a fixed point on land so you can tell if a current is pulling you out too far. Watch out for riptides.
- Don't jump or dive into the water – you never know what might be underneath.
- Don't swim in locks, canals or urban rivers.
- Avoid algae as it could be toxic, and can also be very slippery.
- Leave every swim spot as you found it and take any litter home with you.