Cape giant, Russia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Cape Giant, Sakhalin, Russia, is known for its stunning natural landscapes and the iconic Cape Giant rock formations. The best time to travel to Cape Giant, Russia, is during the summer months of June to August, when the average air temperature is around 50-60°F (10-15°C) and the water temperature is approximately 40-50°F (4-10°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!