TranslateVisiting Koh Samui in December 2026
Planning a trip to Koh Samui in December? Here's everything you need to know about the weather, crowds, festivals, and the best things to do during this month.
Weather
Cool, dry, and pleasant — daytime highs of 28-32°C and lower humidity make this the most comfortable season for sightseeing.
Crowds & Prices
Peak tourist season. Expect higher prices and crowded attractions, especially around Christmas and New Year.
Pros
- ✓ Best weather of the year
- ✓ Clear skies for photography
- ✓ All islands and beaches accessible
- ✓ Festivals and events in full swing
Cons
- • Highest prices for flights and hotels
- • Crowded popular spots
- • Book accommodation 2-3 months ahead
Top Things to Do in Koh Samui in December
Koh Samui in December – FAQ
More December & Koh Samui Guides
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Koh Samui in January
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Koh Samui in February
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Koh Samui in March
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Koh Samui in April
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Koh Samui in May
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Koh Samui in June
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