Merricks Beach, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Merricks Beach is known for its serene coastal environment and proximity to the renowned Mornington Peninsula wine region. The best time to visit Merricks Beach, Australia, is during the summer months of December to February, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 20°C (68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!