Chigasaki, Japan offers 1 beach perfect for sunbathing, surfing, swimming, and more. Chigasaki is known for Southern Beach Chigasaki and the Southern All Stars monument. The best time to travel to Chigasaki, Japan, is from late spring to early summer (May to June) when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!