The best time to visit Royal Island is during the high season, from mid-December to mid-May, offering ideal weather and calm waters.During these months, you'll experience consistently pleasant temperatures, typically ranging from the mid-70s to low 80s Fahrenheit, with minimal rainfall. This period is superb for enjoying all the outdoor activities Royal Island offers, from snorkeling and diving in the clear turquoise waters to relaxing on the pristine beaches. Travelers seeking a luxurious and reliable escape will appreciate the predictable, sunny days.The shoulder seasons, particularly late May and early June, can also be a good option. While there's a slightly increased chance of rain, the temperatures remain warm, and you might find fewer crowds.