Merida, Philippines offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Merida, Eastern Visayas, Philippines, is known for Lake Danao National Park. The best time to travel to Merida, Philippines, is from December to February, with average air temperatures around 27°C (81°F) and water temperatures near 28°C (82°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!