City guide — Thailand
Ko Samui travel guide · Asia
Ko Samui is a stunning tropical island in the Gulf of Thailand, renowned for its palm-fringed white sandy beaches, lush rainforest-covered granite hills, and vibrant nightlife. The island blends laid-back beach culture with rich Buddhist heritage, offering everything from world-class diving to ancient temples. It is Thailand's second most popular island destination, attracting millions of visitors each year.
January and February offer dry weather and slightly cooler temperatures, making them the most comfortable months to visit. The island's rainy season runs from October to December, unlike the rest of Thailand.
Home to a 15-metre tall golden Buddha statue built in 1972, this iconic temple sits on a small island in the northeast of Ko Samui and is one of the island's most recognizable landmarks.
Ko Samui's most famous temple, known for its mummified monk displayed upright in a glass casket. The revered former abbot was a meditation master who reportedly predicted his own death.
The largest and most developed beach on Ko Samui, offering a lively mix of luxury hotels, backpacker guesthouses, restaurants, and legendary nightlife. Best for those seeking energy and entertainment.
Ko Samui's second major beach, slightly less crowded than Chaweng, with a mix of bars, beach lounges, and quieter stretches at the northeast end lined with resorts and guesthouses.
Unusual rock formations at the south end of Lamai Beach that bear a striking resemblance to male and female genitalia, surrounded by local legends and a popular stop for curious visitors.
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A stunning archipelago of over 80 islands offering world-class snorkelling, diving, and kayaking in crystal-clear waters with vibrant coral and diverse marine life, accessible by day trip from Ko Samui.
A famous granite pinnacle between Ko Samui and Ko Tao, renowned for its vertical chimney swim-through and regular whale shark encounters between March and May, popular for both diving and freediving.
An internationally renowned annual sailing race held on Ko Samui since 2002, attracting competitors from Australia, Singapore, Japan, China and beyond.
An annual triathlon organized by the International Triathlon Union, drawing over 500 participants from around the world to compete on Ko Samui.
A yearly charity run organized by the Thai Hotel Association, held in March around Chaweng Beach. Participants can choose a 5 km or 10 km route, with up to 2,000 runners taking part.
A world-renowned diving destination about 1 hour from Ko Samui by high-speed catamaran, offering exceptional visibility, vibrant coral reefs, and whale shark encounters.
Famous for its Full Moon Party and beautiful beaches, Ko Pha Ngan is a short ferry ride from Ko Samui and a popular stop for island hoppers.
The main mainland gateway to Ko Samui, with ferry and bus connections. A useful transit hub with an airport offering flights to Bangkok and Kuala Lumpur.
A mainland departure point for high-speed Lomprayah catamarans to Ko Samui via Ko Tao and Ko Pha Ngan, ideal for island-hopping itineraries.
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