The best time to visit Notre-Dame-De-Monts is during the summer months, specifically July and August, when the weather is warmest and most suitable for beach activities.Families will find these months ideal. The temperatures are consistently pleasant, ranging from 20°C to 25°C (68°F to 77°F), making it superb for spending days on the expansive sandy beaches, such as Plage des Demoiselles. The ocean is also at its warmest, which is excellent for swimming and other water sports. Many local events and family-friendly activities are scheduled during this peak season, providing entertainment for all ages.For couples looking for a slightly more tranquil experience while still enjoying good weather, late June or early September are excellent alternatives. While the peak crowds have lessened, the weather remains comfortable for walks along the coastal paths and enjoying outdoor dining.