San Isidro, Philippines offers 25 beaches perfect for sunbathing, surfing, swimming, and more. San Isidro, Caraga, Philippines, is known for the Sohoton Cove National Park. The best time to travel to San Isidro, Philippines, is from December to May, with average air temperatures around 77-86°F (25-30°C) and water temperatures approximately 82°F (28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!