Thailand weather in January

Wondering about the weather in Thailand in January? Read on for a run-down of everything you need to know. Here we cover everything from average air and sea temperatures, to what to expect in terms of costs and crowds, and what to wear. In addition, we share inspired itinerary suggestions that’ll help you make the most of your trip.

Is January a good time to visit Thailand?

January is a great time to visit Thailand. The weather in Thailand in January is mild and dry, making it ideal for outdoor activities and exploration. Although Songkran, the Thai New Year, is celebrated in April, planning a trip in January allows for a more relaxed experience before the festival season begins. 

However, keep in mind that January is part of the peak tourist season, so popular destinations such as Bangkok and Chiang Mai can be crowded. Nevertheless, despite the higher cost and higher crowds compared to the low season, Thailand remains an affordable and exciting destination.

Ready to explore Thailand? Embark on your dream trip hassle-free with the help of our Thailand travel experts.

Average daily temperatures in January

In January, Thailand enjoys mild, comfortable weather, making it one of the best months to visit. In Bangkok, temperatures range from 70°F (21°C) at night to highs of 88°F (31°C) during the day. Northern cities like Chiang Mai are cooler, with daytime temperatures around 84°F (29°C) and nights dipping to 57°F (14°C). 

Down south, in Phuket, Krabi and Samui, expect temperatures between 75°F (24°C) and 89°F (32°C). Rainfall is minimal, with Bangkok seeing just 1 inch (25mm) of rain this month. 

Sunlight is abundant, with around 9 hours of sunshine each day across the country. January is part of the dry season, especially in central and northern Thailand, so humidity levels are relatively low. The south, while still warm, sees more humidity due to its proximity to the coast. Overall, it's the perfect time to explore beaches or trek through cooler mountain regions.

Ready to embark on a Thailand adventure? Don't miss our Thailand itineraries and information on how to get there. 

What about the crowd & cost?

It's peak season in Thailand, thanks to the dry and cooler weather. Tourists from around the world head to popular places like Bangkok, Phuket, and Chiang Mai. You’ll find busy beaches, packed night markets, and fully booked hotels. Prices for accommodations and flights are at their highest, so reservation several months in advance is essential if you want a good deal, especially in beach towns and islands.

Still deciding where to go this winter? Choose from the best destinations to travel to in January.

What to do in Thailand in January

While going on a trip, one must consider the weather in Thailand in January and the nuances that this month brings. You may also be interested in our list of the best things to do in Thailand at any time of year.

Store at the Floating markets

Experience the lively atmosphere of floating markets such as Damnoen Saduak and Amphawa near Bangkok. Here, vendors on boats offer a unique shopping experience. From fresh local produce to delicious street food, these markets showcase Thai culture and provide an opportunity to sample authentic flavors as you cruise along the picturesque canals.

Rough Guides tips: As you plan your trip to Bangkok, make sure to choose the ideal place to stay in the city.

Learn the art of Muay Thai

Get into the spirit of Thailand by taking part in an exciting Muay Thai training session. This traditional martial art offers an authentic and challenging experience. Together with local instructors, you will learn the techniques and history of Muay Thai and gain an insight into Thai culture and athleticism. Taking classes in this art is a great way to combine fitness with cultural exploration during your Thai adventure.

Make sure to read all about the best time to visit Thailand.

Swim with the sharks

Koh Tao, known for its colorful underwater world, offers an exciting opportunity to swim alongside the gentle sea giants, the whale sharks. These magnificent creatures offer a once-in-a-lifetime diving experience. 

Expert guides will ensure a safe and responsible dive, and the crystal clear waters surrounding Koh Tao Island provide an enchanting backdrop for this unforgettable adventure, making it a must-see for underwater and nature lovers.

Go rock climbing

Railay Beach, located in southern Thailand, is an internationally recognized rock climbing destination. Spectacular limestone cliffs set against the Andaman Sea provide a dramatic backdrop for climbers of all levels. 

Local instructors and outfitters make the cliffs accessible for beginners and challenging for experienced climbers. Climbing these unique cliffs provides not only an adrenaline rush but also stunning views, making this an unforgettable adventure.

Festivals and events in Thailand in January

There are several festivals and events that take place in Thailand in January. Here's our pick:

• Lunar New Year: Vibrant celebration in Thai-Chinese communities. Features red decorations, lion dances, fireworks, and family feasts. Date varies based on lunar calendar. Markets and temples bustle with activity.
• Chiang Mai Flower Festival: Colorful parade showcasing elaborate floats adorned with local flowers. Features beauty contests, floral exhibitions, and yard displays. Celebrates the region's horticultural heritage and cool climate.
• Bo Sang Umbrella Festival: Showcases hand-painted paper umbrellas in Bo Sang village near Chiang Mai. Includes parades, exhibitions, and cultural performances. Visitors can observe artisans crafting traditional umbrellas and purchase unique souvenirs.

Plan your trip with our Thailand itineraries

Our Thailand itineraries are crafted to help you experience the best of the country, stress-free. Think of them as a starting point — perfect for planning, but flexible enough to adjust to your own pace and interests. After all, travel is about freedom, but a little planning goes a long way.

• Thailand itinerary 7 days: A week in Thailand is just enough to see the highlights, usually a mix of Bangkok, one cultural destination, and some beach time.
• Thailand itinerary 10 days: Ten days lets you explore multiple regions, such as Bangkok, northern Thailand, and a few days on the coast.
• Krabi itinerary: Explore Krabi’s famous limestone cliffs, emerald waters, and hidden beaches. Great for adventure enthusiasts with options for island hopping, rock climbing, and snorkeling.
• Phuket itinerary: A Phuket trip offers a mix of vibrant nightlife, beautiful beaches, and cultural sites. Expect lively markets, water activities, and a range of beach resorts.
• Chiang Mai itinerary: Discover Chiang Mai’s rich cultural heritage, from ancient temples to bustling night markets. Ideal for travelers looking for a blend of history, local crafts, and lush mountain scenery.