Under the decisive influence of the ocean, a balanced diet of wind and rainfall, (over 2000 hours of sun per year) plus a low range of temperature, from one season to another (on average 13°C), the Bay enjoys an exceptional microclimate. Mild seasons, where the winters are seldom harsh and the summers never scorching, greatly contribute to the reputation of Arcachon.

Since June 2001, a thalassotherapy and 3*** hotel complex has been built in the heart of the Péreire district, a minute away from Arcachon's largest sand beach and grass lawns.

The thalassotherapy centre and Spa, Thalazur, offers tailormade courses of treatment, with or without accommodation, as well as Stopovers in short stay, treatment programmes (massages, modellings, hydrotherapy, marine courses.), relaxation and fitness areas, an beauty area, in a wooden decor of seasails bathed by the light of the Bay, which pours in through the bay windows that overlook the forest.

In addition to classical courses, balances and nutrition, vitality marinate, special back or back in shape, the centre offers two original products: a course of treatment for the over-fifties, which help the health of older persons, and an innovation, modellings of the World, mixing Japanese modelling, Shiatsu or Indian, Ayurveda, plantar reflexology, energy and anti stress, for a result restoring the interior harmony, without forgetting the benefits of the marine care.