Santa Claus, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Santa Claus, Indiana, United States, is known for Holiday World & Splashin' Safari. The best time to travel to Santa Claus, Indiana, is in late spring (May), when the average air temperature is around 70°F (21°C) and nearby water temperatures, such as in Patoka Lake, are approximately 65°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!