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Koh Phangan Weather

Koh Phangan Weather

Koh Samui and Koh Phangan’s weather is very similar, with this island also experiencing two major seasons – wet and dry. During the wet season, the rainfall is heavy and the weather forecast is consistent. In contrast, the dry season has more sun and humidity.

Generally, the wettest months start from September and has the highest rainfall during December. Sometimes, the weather can be bad with frequent storms and flooding.

Koh Phangan Weather Forecast, Today, Temperature Averages & Climate

The best time to visit Koh Phangan is from February to June. Even though most travellers prefer to visit the island during the hottest and driest seasons, some also find it enjoyable to visit during the off-peak season. This is because of the smaller crowds and cool weather during the wet season.


Typically, the wet season in Koh Phangan is cooler and rainy. The climate statistics show the wettest months have the highest number of rainy days and define these seasons as the monsoon in Koh Phangan.

The dry season starts from February through April and becomes dry and sultry during this period. As the climate is tropical during this time, you’ll experience occasional rainfall, clear skies and a humid climate every day. Even though there is occasional rainfall, it won’t last long.

February to August are the warmest seasons; so this is the time when the best Koh Phangan parties take place. Also, the water is clear and clean during this period.

About the author

Michael Jones

Michael created and runs the Koh Samui Travel Hub website, as well as the Holiday Point travel brand that incorporates a network of 16 location based travel information and attraction websites around Australia, Asia, and around the world.

With 25+ years of online experience and a passion for travel (having visited Koh Samui many times), Michael not only researches and writes content for the website, he also tinkers behind the scenes with the website functionality & design.

Please reach out if you have any questions or suggestions.

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