Haapsalu, Estonia offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Haapsalu is known for its Haapsalu Castle, the Haapsalu Episcopal Castle, and the Haapsalu Railway Station. The best time to travel to Haapsalu, Estonia, is during the summer months of June to August, when the average air temperature is around 18-22°C (64-72°F) and the water temperature is approximately 17-20°C (63-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!