Best Time to Visit Koh Samui. If you want to know what monsoon season is like, find our article here to help you make the decision. Best Time To Visit Koh Samui, Month For Weather & Least Rain, Thailand. Read on to know what each season has to offer for you. Koh Samui (other spellings: Ko Samui or also only Samui) is together with the island Phuket one of the most popular holiday destinations in Southeast Asia and represents with about 150 miles ² the third largest island in Thailand. The weather in Koh Samui. The best time to visit Koh Samui is from late December until mid-April. The weather is mostly dry and warm, and it is the best time to visit the beaches. What time of year should you visit Koh Samui? Find out more about the rainfall and temperatures throughout the year. Check out this handy month-by-month guide to give you an idea of what to expect through the year. Weather is a huge factor when you are considering island destinations for a holiday retreat. The Best Time to Visit Koh Samui for Diving. For Koh Samui, the best season is the one with lots of sunshine, and hardly any traces of rain, from December, end to April. Though there is not much variation in temperature there are high chances of rain throughout the year which is why Koh Samui is the most pleasant during these months. During high season (December – February, plus a smaller peak in July-August), prices typically hike up exponentially, so it’s not the best time to visit Koh Samui on a budget. So, the next time you visit Sri Lanka, head to Koh Samui and add these things in your itinerary for the … During this time you will notice a fluctuation in the prices of hotels. The time you decide to travel to Koh Samui can affect the trip’s price tag drastically. In the vicinity of other paradises such as Ko Tao, palm-fringed Koh Samui is protected in the Gulf of Thailand and enchants travellers from … The best time to visit Koh Samui is from the end of December to April. The place has a romantic vibe, beautiful five-star resorts, secluded bungalow, and full-on party beaches. To help you decide when to book your tickets here is an extensive Koh Samui weather guide. The best time to visit Koh Samui will depend on other factors too, like what you want to do, where you want to stay and how much you want to spend. If that’s your plan, you can dive in the area 12 months of the year, but those who are particularly keen should visit outside of the rainy season, as monsoons can make visibility poor. Anytime can be the best time to visit Koh Samui, depending on what you have in mind. You should avoid October and November because of the monsoon season. It will be sunny during these months, and the chances of light rain are close to zero. The average temperature is around 28 to 32 °C. However, during mid of January to February are considered the peak season of Koh Samui. While the islands are enchanting all year round, the best weather is from December to April. In the nineties, the island was attached to Koh Samui by a causeway, which has recently been paved. From snorkeling through the vivid sub-aquatic life to relaxing at the exquisite spas, and from elephant trekking to partying hard on the beaches – the list of things to do in Koh Samui seems endless. Best Time to Visit Koh Samui. The high season for Koh Samui is December to March, the rainy season is from September to January. February is usually the driest, while April is the hottest. You’ll find Big Buddha to the north-east of Koh Samui (between Bophut/Bang Rak, and Choeng Mon), though it’s technically on its own island: Koh Fan (‘koh’ means island). Koh Samui – a hive of activity – has too many choices to offer. October and November are the island’s rainiest months. Many travelers visit Koh Samui to dive near the island – and near Koh Phangan and Koh Tao. Next, May to September is considered a mild season with few rain showers. 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