Laconia, United States offers 13 beaches perfect for sunbathing, surfing, swimming, and more. Laconia is known for hosting the annual Motorcycle Week, one of the oldest motorcycle rallies in the United States. The best time to travel to Laconia, United States, is during the summer months of June to August, when the average air temperature is around 75°F (24°C) and the water temperature in nearby lakes is approximately 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!