Miri, Malaysia offers 12 beaches perfect for sunbathing, surfing, swimming, and more. Miri is known for the Gunung Mulu National Park, a UNESCO World Heritage Site. The best time to travel to Miri, Malaysia, is from March to October, with average air temperatures around 27-32°C (81-90°F) and water temperatures around 28-30°C (82-86°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!