The best time to go to Mabul Island is during the dry season, which runs from March to October.During these months, you'll experience consistently sunny weather with calm seas, making it ideal for all water-based activities. The visibility for diving and snorkelling is at its peak, often exceeding 20 metres, allowing for excellent exploration of the vibrant coral reefs and marine life. This period truly offers the best conditions for enjoying Mabul's natural beauty.For those planning a dedicated diving or snorkelling holiday, the months of April to June are particularly rewarding. The seas are usually at their calmest, and the marine life is abundant, offering incredible encounters with turtles, reef sharks, and the island's famous macro creatures. This time is superb for experienced divers looking to maximise their underwater time.Couples seeking a relaxing beach holiday will also find the dry season to be perfect. The warm weather and clear waters are ideal for swimming, sunbathing, and enjoying the island's laid-back pace without the disruption of heavy rain.