Mermaid Beach, Australia offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Mermaid Beach is known for its beautiful sandy beaches and proximity to the vibrant attractions of the Gold Coast. The best time to travel to Mermaid Beach, Australia, is from December to February, with average air temperatures around 25-28°C (77-82°F) and water temperatures around 24-26°C (75-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!