The beaches & islands of Koh Samui are amongst some of the most beautiful in the world, Chaweng beach and Lamai beach are most beautiful and most popular beaches. Both have a huge selection of accommodations suitable for every budget. Apart from its many lovely beaches and tranquil bays, Koh Samui is also noted for its high quality coconuts that grow densely everywhere. The best time to visit Koh Samui is from February to April when the sea is calm.