Koshkino, Russia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Koshkino, Leningrad, Russia, is known for its proximity to the historic city of Saint Petersburg and the beautiful landscapes of the Leningrad Oblast. The best time to travel to Koshkino, Russia, 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 16-20°C (61-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!