Thailand in December brings 25-31°C temperatures, 10-30mm rainfall, and high tourist crowds. Here's everything you need to know to plan the perfect December trip to Thailand — from weather patterns and costs to events and packing essentials.
Climate This Month
Thailand in December averages 25-31°C with approximately 10-30mm of rainfall. Peak dry season. Days are generally shorter but often clear. The weather makes December a popular but rewarding times to visit.
Busy or Quiet?
Tourist levels are high in December. Expect higher accommodation prices and busier attractions — book at least 2-3 months ahead for popular spots.
Budget travelers should expect 20-40% higher costs compared to shoulder season.
What's Happening
Continue planning your Thailand trip
Top highlights: Peak dry season, Christmas/NYE celebrations, ideal island hopping.
December is particularly good for cultural experiences, museums, food tours, and indoor attractions with occasional outdoor days. Beach activities and water sports are at their best.
What to Pack
Essential packing list: Summer clothing, swimwear, sun protection, light rain jacket. Don't forget a reusable water bottle — hydration is key in the warmth.
Our Take
Yes — December is popular for good reason, offering peak dry season. Despite higher prices and bigger crowds, the weather and events make it worth the premium.
FAQ
What is the weather like in Thailand in December?
Temperatures range from 25-31°C with about 10-30mm of rainfall. Peak dry season.
Is December too crowded in Thailand?
Crowd levels are high. Book accommodations and major attractions well in advance.
What should I pack for Thailand in December?
Summer clothing, swimwear, sun protection, light rain jacket.
📅 Other months: Thailand in February · Thailand in January · Thailand in November
Plan Your Thailand Trip
More Thailand guides: Best Time to Visit Thailand · How Much Does a Trip to Thailand Cost? · Is Thailand Safe?
📖 Read our Complete Travel Guide to Thailand for the full picture.
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Written by
John Morrison is the founder and lead travel writer at Packzup. Over the past decade he has explored destinations across Africa, the Americas, Asia, Europe, the Middle East, and Oceania — always self-funded, never on a press trip.