Karolinow, Russia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Karolinow, Buryatia, Russia, is known for its proximity to Lake Baikal, the world's deepest and oldest freshwater lake. The best time to travel to Karolinow, Russia, is during the summer months of June to August, when the average air temperature is around 68°F (20°C) and the water temperature is approximately 64°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!