©

A mother and her daughter are strolling along the quayside in Sète

|

S_GRANDJEAN_OT-THAU

Must-see attractions during the Indian summer in the Thau Archipelago

Indian summer in the Thau Archipelago is packed with highlights not to be missed. Make the most of the mild temperatures and fewer crowds to extend the pleasures of the summer season.

From cultural riches to natural wonders, not to mention culinary delights, this time of year invites you to explore and reflect. Whether you’re a keen hiker, a wine enthusiast or simply looking to unwind, the Thau Archipelago has a wealth of unforgettable experiences in store for you.

Updated on 15 June 2026

HIGHLIGHTS OF THE INDIAN SUMMER IN THE THAU ARCHIPELAGO

 Spotlight on European Heritage Days

A much-anticipated event for history and heritage enthusiasts, the European Heritage Days return every year in September.

The perfect opportunity to (re)discover France’s must-see monuments, but also to enjoy unique experiences in the Thau Archipelago: an introduction to vinimarius (weaving techniques), dramatised tours, nature walks, organ demonstrations, a tielle cooking workshop…

 Spotlight on the Automn’halles

Les Automn’halles is the unmissable event for all book lovers! Launched in 2010, this unmissable event in Sète features events at various cultural venues across the town, such as the François Mitterrand Media Library, the Réservoir, the Paul Valéry Museum, the CRAC Occitanie… As well as throughout the Thau Archipelago (Balaruc-les-Bains, Mèze…).

 Spotlight on the Hiking Festival

Are you a keen hiker? Don’t miss the county hiking festival, which takes place every autumn.

There will be plenty of routes on offer for experienced walkers and families alike, as well as a wide variety of activities. It’s the perfect opportunity to try your hand at Longe Côte – Aquatic Walking, Nordic Walking, the Health Walk, the Challenge Walk… Before enjoying the entertainment, market and food on offer in the Town Hall square.

 A closer look at the Fascinating Vineyards & Discoveries Weekend

Have you heard of the Fascinating Vignobles & Découvertes Weekend? It’s the unmissable event for all lovers of wine and tourism (wine tourism)!

Join us this autumn in the Thau Archipelago, a wine-growing region with the Vignobles & Découvertes label. This year, the event has some wonderful surprises in store for you: tastings, workshops, excursions, and meetings with passionate winemakers… The programme will be available very soon!

 Spotlight on 22 V’la Georges

It’s a celebration. It’s popular. It’s joyful. Ultimately, it’s a wonderful tribute to our friend Brassens, held every autumn to mark the anniversary of the birth and death of the most famous of all the Georges in France.

The event, which is completely free, is entirely dedicated to his songs, performed and sung by over 100 artists in various languages and musical styles.

If you’re looking for ideas for things to do during your stay in the Thau Archipelago, take a look at our events calendar.

NATURE DURING THE INDIAN SUMMER IN THE THAU ARCHIPELAGO

 Top 5 walks around Sète

Fancy exploring the natural treasures of the Thau Archipelago during your stay in Sète? Our article ‘Top 5 walks around Sète’ takes you on a journey to discover some breathtaking scenery.

From the trails around Saint-Félix-de-Montceau Abbey, offering stunning views of the Thau lagoon, to the “Balcons de Thau” overlooking Frontignan and its vineyards, via the hills of La Moure with their 360° panorama, each hike promises a unique experience.

Whether you’re a nature lover, a history buff or simply in search of beautiful views, these five routes are sure to charm you. Don’t miss the family walk in the Bois des Aresquiers, where the flamingos await you. Pack your walking boots and set off on an adventure!

 Treat yourself to a walk in the countryside

Autumn dresses nature in its most beautiful colours, providing the perfect setting for unforgettable walks in the countryside.

Imagine strolling through ancient salt marshes, witnesses to a rich past. At dusk, let yourself be enchanted by the dance of the stars and the nightlife that comes to life. Set off to discover fascinating little creatures, hopping and flitting through the golden grass. Look up at imposing modern giants, silent sentinels watching over the local wildlife. Every nature walk will reveal the wonders of autumn in the Thau Archipelago.

 Explore the Thau Archipelago by bike

Autumn is the perfect season for enjoying lovely walks on the beach, away from the crowds. And whilst these outings can be done on foot, you could also opt for a bike ride.

To do so, head to the Lido, a long strip of sand separating the Mediterranean Sea from the Thau Lagoon between Sète and Marseillan. There, you can enjoy fine sandy beaches, with blue as far as the eye can see, and the gentle sea breeze. If the ride proves too strenuous, take the cycle path that runs alongside the beaches. This will allow those in a hurry to travel between Sète and Marseillan, whilst the more adventurous can opt for a tour of the Thau lagoon, passing through Mèze, Bouzigues and Balaruc-le-Vieux.

WHAT TO DO IN THE THAU ARCHIPELAGO DURING THE INDIAN SUMMER?

 Autumn: The perfect season for a boat trip

Treat yourself to an unforgettable maritime adventure in the Thau Archipelago! Whether you prefer the Mediterranean Sea or the calm waters of the Thau Lagoon, a unique experience awaits you!

Guided by sailing enthusiasts, you’ll discover the secrets of this exceptional region, where sea, canals and lagoon come together in perfect harmony. Whether by boat, catamaran or sailing yacht, let yourself be charmed by the autumnal colours of the Thau Archipelago and its rich local wildlife.

 Take a look behind the scenes at the Sète fish auction

An iconic landmark in Sète, the fish market opens its doors for a guided tour organised by the Tourist Office. Over the course of nearly an hour, discover the history of this fish market, a pioneer in the computerisation of sales, which has developed expertise recognised far beyond the region.

Be captivated by the sellers’ dexterity and the frenetic pace of the transactions, whilst learning about fishing techniques and the secrets of the auction. An unforgettable immersion in the heart of this Mecca of Mediterranean gastronomy!

 Curtain-raiser in the Thau Archipelago

Discover the cultural riches of the Thau Archipelago during your stay! Whether you’re a fan of theatre, music or dance, our packed cultural programme has some wonderful surprises in store for you.

Let yourself be enchanted by a poetic performance at the Théâtre Molière in Sète, or be charmed by the magical world of magic at the Piano-Tiroir in Balaruc-les-Bains. Whether you’re travelling alone, with family or with friends, these venues will welcome you with a warm and friendly atmosphere, offering moments of pure escapism.

 A moment of relaxation at La Parenthèse O’balia

Treat yourself to a moment of pure relaxation at Parenthèse O’balia, a true haven of peace in the heart of the Balaruc-les-Bains thermal baths. Whether you wish to pamper yourself with high-quality beauty treatments or indulge in invigorating massages, this spa will meet all your needs.

Let yourself be enveloped by the gentle thermal waters, renowned for their soothing and rejuvenating properties. Take the time to reconnect with your body and mind during a soothing facial or a relaxing massage. And enjoy a true interlude of well-being, whether as a couple or on your own!

SUMMER SPECIALITIES

 The Hérault Shell Tour

With its abundance of seafood, the Thau lagoon offers the perfect setting to discover these delicacies. From Marseillan to Mèze, via Bouzigues, why not treat yourself to a tasting tour at one of our shellfish farms?

You’ll be able to discover all the secrets behind the farming of the legendary oysters and mussels of the Thau lagoon. Before savouring all their flavours on a plate, with a view of the oyster beds and Mont Saint-Clair in the background.

 Have a drink on a terrace

Make the most of the mild Indian summer weather to enjoy a drink on a terrace in the Thau Archipelago. Whether you’re in Sète, Balaruc-les-Bains or Marseillan, terraces offering stunning views of the Thau lagoon and the coastline await you.

Let yourself be charmed by the elegant rooftop terrace of a hotel in Sète, which offers a breathtaking panorama. In Balaruc-les-Bains, take a seat on a terrace overlooking the lagoon, whilst in Mèze, a tea room welcomes you for gourmet moments, from breakfast to brunch.

Whatever takes your fancy, these spots guarantee a moment of pure relaxation, lulled by the gentle breezes of Indian summer.

Going further...