Thailand in December: 7 Must-Know Facts

As the year-end festivities approach, choosing an exceptional destination for your holidays becomes crucial. Thailand stands out as a perfect choice for your year-end breaks, offering a myriad of enticing destinations and captivating experiences waiting for you. The climate in Thailand in December is most pleasant, ideal for fully enjoying discovery activities across the country. If a trip to the land of the Golden Temple is planned during this period, this article has been tailor-made for you. It will guide you through the meteorological and climatic peculiarities of Thailand in December, while providing crucial information to make your stay memorable.

Written by Hung DAO (Local Expert) Updated on 05-11-2024

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1. Weather in Thailand in December

In December, Thailand enters one of its best periods of the year (from December to August). The climate in Thailand becomes quite cool and mild, offering very conducive conditions for activities and tourist experiences. During this time, temperatures generally range between 22 and 27°C, with occasional showers (mostly in certain regions, but not significantly heavy).

All in all, it's the optimal period to visit Thailand, providing beautiful weather for all kinds of activities. Additionally, for diving enthusiasts, December is also the best time to indulge in this activity on the west coast.

• 1.1 Northern Thailand (Chiang Mai, Chiang Rai...)

December is one of the best times to visit Northern Thailand, especially from November to February. Northern Thailand, well-known for its rich cultural cities like Chiang Mai, Chiang Rai, and Mae Hong Son, is renowned for its mountainous landscapes and lush forests. Days offer pleasant coolness, while nights can be a bit cooler, with temperatures ranging between 23 and 25°C. In some mountainous regions like Pai, nights can be quite chilly.

• 1.2 Central Thailand (Bangkok, Ayutthaya...)

In December, in the central region of Thailand, the capital Bangkok displays slightly warmer temperatures, ranging from 26 to 30°C. The weather is sunny and dry, with rare precipitation. That's why many people choose to visit Bangkok during this time. This situation is similar for other northern cities like Ayutthaya, an ancient historical city, and Kanchanaburi, among others.

• 1.3 Southern Thailand (Phuket, Krabi, Koh Samui...)

If you wish to explore the sea in the southern islands, you can enjoy a more consistent temperature, with fewer variations between day and night. December is an ideal time for a beach holiday in the two famous regions of Thai islands and beaches: the Gulf of Siam and the Andaman Sea. The weather is pleasant, with an average temperature ranging between 25 and 30 degrees.

2. Is December a good month to travel to Thailand?

Yes, December represents the optimal period to discover Thailand. Practically the entire country enjoys moderate temperatures and humidity. All regions of Thailand offer mild and sunny days, creating an ideal environment to enjoy all tourist activities as well as beach pleasures such as beaches and water activities.

It is entirely possible to visit in December. Many travelers choose this country during this period for several reasons, with Thailand festivals December being one of the main attractions.

• The end-of-year sales season in Thailand attracts shopping enthusiasts, with most brands and stores offering simultaneous discounts.
• December 5th marks the birthday of King Rama IX and is observed as Father's Day in Thailand. On this occasion, light and sound shows, and fireworks illuminate many provinces and cities to honor the memory of the late king.
• December 10th, the Thai Constitution Day, is marked by a work stoppage for many Thais, who take to the streets to celebrate.

• The Chiang Mai Winter Festival spans 10 days and offers a variety of culinary stands, dances, music, and other cultural festivities.
• Although predominantly Buddhist, Thailand celebrates Christmas with enthusiasm, creating a festive atmosphere throughout the country.
• New Year's Eve brings families together and is marked by spectacular fireworks in many places, to welcome the new year.
• Loi Krathong & Yi Peng: Although frequently celebrated in November, the festivals may sometimes commence into early December in some years. Flowing rivers over which decorative baskets are floated signify the discharge of negativity as observed during Loi Krathong, while Yi Peng, celebrated in northern Thailand, involves releasing thousands of lanterns into the sky creating an incredible sight to behold.

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However, it is also important to note that December is considered the peak of the tourist season in Thailand. Therefore, if you plan to travel to Thailand in December, it is essential to prepare in advance as airfare and accommodation prices tend to increase significantly. Especially as Christmas and New Year approach, hotel room rates can double or even triple compared to regular weekday rates. Therefore, it is strongly recommended to book your air tickets as soon as possible and, if possible, to secure your accommodation several months in advance.

>>> To plan your trip well, also check out Mastering Your Budget in Thailand: Prices and Tips

3. Best Places to Visit in Thailand in December

If you're planning a trip to Thailand in December, don't miss the vibrant city of Bangkok, the cultural richness of Chiang Mai, or the stunning beaches of Phuket, whether you're in the north, central, or southern regions. Here are some recommended destinations to visit this month:

• Bangkok

As the year-end festivities approach, Thailand emerges as an ideal choice for memorable holidays. In December, Bangkok, the dynamic capital, shines under generous sunshine and pleasant weather. Strolling along the Chao Phraya River with the best Bangkok cruises, amidst Christmas lights, offers a unique experience.

Don't miss the magnificent Grand Palace and the Wat Pho temple housing an imposing Buddha statue. The Damnoen Saduak floating market is a must-visit for cultural immersion. The streets are filled with street food stalls, while Chinatown and Sukhumvit offer lively nightlife. Bangkok in December is also the starting point for exciting excursions.

• Chiang Mai and Chiang Rai

Take advantage of the cool December weather to explore the elephant sanctuary near Chiang Mai. You can participate in feeding and bathing elephants while discovering these magnificent creatures. The hinterlands of the ancient cities of Chiang Mai and Chiang Rai offer many places suitable for hiking, camping, and biking. These regions are distinguished by their lush mountainous landscapes, providing a perfect backdrop for adventurous spirits wishing to conquer mountain roads and hike in the forest.

>>> Discover the must-see sites in these regions: Visiting Northern Thailand: What to Do and See?

• Ayutthaya

In December, Ayutthaya, the ancient capital, offers pleasantly warm weather accompanied by light breezes. This city, listed as a UNESCO World Heritage Site since 1991, is a historical treasure. Despite its modest size, Ayutthaya is full of poetic and peaceful landscapes, evoking a tranquil countryside on the outskirts. If you opt for Ayutthaya as a destination, about half a day will be enough to explore all the corners of this beautiful city.

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• Khao Yai National Park

In December, that is when it is perfect to visit Khao Yai National Park’s woods which is a UNESCO World Heritage site. You can choose to go for either half-day or full-day tours where you get to explore caves, watch many types of birds, spot elephants among other animals and enjoy the splendor of waterfalls.

>>> Read more: Thailand’s 10 Most Spectacular National Parks

• Famous Islands of Thailand

Even though temperatures can reach 30°C on some Thai beaches in December, the persistent sea breeze makes the atmosphere much more pleasant. This month is ideal for relaxing on the beach without experiencing excessive heat and for enjoying water activities.

Here are some beautiful islands and beaches to visit:

• In the Gulf of Siam: near Bangkok, you will find Koh Samet, Koh Chang, Koh Kood, Koh Mak, and Hua Hin.
• On the Andaman Sea: Phuket, Koh Yao Noi/Yai, Khao Lak, Koh Phi Phi, Koh Lipe, Koh Lanta, and Krabi.
• For a quieter tourism experience, prioritize Koh Samet and Koh Kood.

>>> You might want to know: Thailand Islands: Guide to Choosing the Best One in 2024

4. Average Costs of a Trip to Thailand

Several significant factors, such as the type of accommodation, travel style, and activity choices, influence the average cost of a trip to Thailand in December. Airfare takes up a large portion of the budget. For instance, a round-trip ticket from the UK can range from $756 to $1,512 or more, depending on the departure city and booking time.

Accommodation costs vary greatly. Budget hotels generally charge between $13 and $32 per night, while mid-range hotels or resorts average between $63 and $189 per night. However, those seeking luxury can find high-end resorts costing between $252 and over $1,008 per night.

Transportation within Thailand also varies in cost. For example, domestic flights and long-distance bus fares may start as low as $25 but can increase to around $126 depending on the route and class of service. Intra-city transportation, such as tuk-tuks, taxis, or ridesharing, is usually inexpensive, with short trips typically costing between $1.26 USD and $12.60 USD.

A traveler on a moderate budget might spend around $63 to $126 per day, while mid-range travelers could spend between $126 and $378 daily. On the other hand, if you want to enjoy everything without any limitations, you should plan to spend at least $378 to $1,260 per day for a more extravagant lifestyle. These estimates include the costs of accommodation, meals, activities, and transportation within Thailand.

5. Best Southeast Asia Itineraries to Combine with Your December Trip to Thailand

Southeast Asia has always attracted travelers with its varied landscapes and exceptional cultural and natural heritage, infused with a distinct Asian elegance. To fully enjoy this region during a single getaway, consider a combined circuit, which offers a convenient way to navigate between the countries of Southeast Asia. In addition to Thailand, attractive options include Vietnam, Laos, and Cambodia, with these destinations being particularly affordable in terms of the cost of living, especially in peaceful countries like Laos.

Travelers thus have the opportunity to explore Thailand, and spend a few days exploring the historical and religious sites of Cambodia or Laos before easily returning to Vietnam to continue their journey, sheltered from meteorological whims. In December, Vietnam enjoys mild weather throughout its territory, creating a lively atmosphere related to Christmas and New Year celebrations. This period offers a unique opportunity to discover a different facet of the country.

In the north, the mountains of Vietnam reveal breathtaking landscapes, including the limestone plateau of Ha Giang, the majestic Ban Gioc waterfall in Cao Bang, the striking terraced rice fields of Sapa, and the famous Halong Bay, a symbol of Vietnamese tourism. Towards the south, the lush Mekong Delta stretches out, punctuated by colorful floating markets. With a 45-day visa exemption in hand, combining a trip to Thailand and Vietnam appears as one of the most enticing options!

>>> Want an exceptional trip to Thailand? Discover our best 2-week itineraries in Thailand!

6. Where is the best place to celebrate New Year's Eve in Thailand?

6.1 Phuket

Phuket's New Year’s Eve is famous for celebration across the island’s beaches, with Patong Beach leading the charge as a colossal party hub. You can expect a lively atmosphere with fireworks, floating lanterns, and beachside revelry, while other spots like Kata, Karon, and Bangtao offer a more relaxed yet equally festive vibe. In this time, Phuket's resorts and hotels often host themed gala dinners, though some avoid these to cater to those seeking a more laid-back experience. 

6.2 Chiang Mai

Another great place for a New Year revelry in Thailand is Chiang Mai. On New Year’s Eve, the Lanterns and Lights event offers tranquility and beautiful sights as an alternative to Bangkok’s Central World Lantern Festival. The area around Tha Pae Gate, also known as Ground Zero, is filled with live music performances and dazzling fireworks that light up the sky when the clock strikes twelve. The release of thousands of lanterns into the sky makes it magical for welcoming a brand new year. For celebrating the New Year in Thailand, Chiang Mai remains among the best places people would choose, while there are also rumors this year’s Lanterns and Lights Festival promises to be larger than ever before.

6.3 Koh Samui

Koh Samui offers a lively New Year’s Eve experience, especially in Chaweng, where ARK Bar is a hotspot for partygoers, whose nightlife scene features a mix of vibrant discos, relaxed bars, cabaret performances, and Thai kickboxing arenas.

For those seeking an even bigger celebration, many head to Hat Rin on Koh Phangan, with boats running back and forth all night.

>>> Read More: Thailand festivals in 2025 you shouldn’t miss!

7. Practical tips

To make your trip to Thailand in December more complete, please "pocket" for yourself the following useful experiences:

• Looking for cheap plane tickets

The end of the year is the peak tourist season in Thailand, resulting in higher airfare and hotel rates. To save money, book your air tickets 2 to 3 months in advance or take advantage of airline offers. Use reliable booking sites to reserve your hotels and save time and money when preparing for your trip. Find out: Airport in Thailand

• Means of transportation in Thailand

In Thailand, transportation options abound. Public transport such as buses, metro, and trains are economical. For taxis, insist on using the meter to avoid excessive charges. With tuk-tuks, negotiate the price before getting in. Read More: How to get around Thailand

• Currency

During your trip to Thailand, prepare local currency, the baht, for your expenses. Credit cards are commonly accepted, and ATMs are widespread in cities and banks. Read More: Thailand currency

• Costumes and clothing

In December, the average temperature is about 24°C in most of Thailand. Opt for light clothing such as shorts, skirts, and t-shirts. Bring warm clothes like a jacket if you are traveling in the north where temperatures can drop below 15°C. When visiting temples, wear modest and discreet clothing.

8. FAQs of Thailand in December

1. Is Thailand still hot in December?

Yes, Thailand generally experiences warm weather in December, especially in the central and southern regions, with temperatures averaging between 24°C and 30°C (75°F to 86°F). The northern areas like Chiang Mai are cooler, making it a pleasant time to visit.

2. What to Wear in Thailand in December?

Lightweight clothing like shorts, skirts, and T-shirts are suitable for most regions. If you're visiting northern Thailand, pack a light jacket or sweater for cooler evenings when temperatures can drop below 15°C (59°F). Remember to dress modestly when visiting temples.

3. What not to bring to Thailand?

Under Article 27 of the Customs Act of 1926  and its subsequent amendments, the following items are prohibited by law from being brought into or out of Thailand:

• Obscene objects, literature, and pictures
• Pornographic materials
• Goods featuring an improper design of the Thai flag
• Narcotics*
• Fake currency, bonds, or coins
• Fake Royal Seals or official seals
• Intellectual property rights (IPR) infringing goods (e.g., musical tapes, CDs, videos, computer software)
• Counterfeit trademark goods

4. Is Thailand over crowded in December?

Yes, December is peak tourist season in Thailand due to the favorable weather and holiday festivities. Popular destinations can be crowded, so it's advisable to book accommodations and tours well in advance.

Our final words,

Thailand in December is a magical blend of pleasant weather, cultural festivals, and stunning destinations. If crowds don't bother you and your finances are stable, traveling to Thailand in December will be an exciting and wonderful experience. We hope the information provided above will help you easily plan your upcoming trip, allowing you to fully enjoy your journey in the beautiful country of the Golden Temple.

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