A Seasonal Guide to the Best Time to Visit Thailand depending on the region

To help you choose the right time, know when to go to Thailand according to the months, regions, provinces, islands and cities you want to visit.

if you want to know when to go to Thailand according to the festivals, see: Festivals and Holidays in Thailand, important dates

The best time to visit Thailand

The country is pleasant all year round but the best time to travel to Thailand is between November and March as this avoids both the rainy season and the hot summer temperatures.

But it is also the high tourist season, which is logical, and so it is the period when the price of plane tickets, hotels and activities are the highest.

The worst time to visit Thailand

There is no better time to visit Thailand, as there is always a more pleasant place than others, from north to south, from east to west, from coast to coast…

And both the hot and rainy seasons offer cheap accommodation and activities.

Visit according to the seasons

Seasons in the south

Southern Thailand has only two seasons: the rainy season and the dry (hot) season. The Andaman coast benefits from the dry season from November to March.

The eastern part of the peninsula, the Gulf Coast of Thailand, is dry between January and August.

The rainy season on the Andaman coast extends from April to October and between September and December along the Gulf Coast of Thailand.

The seasons in the center and north

The central, eastern, northern and northeastern regions of Thailand (also known as Isan) have three to four seasons.

The rainy season generally extends from May to mid-November.

The dry season from mid-November to May.

The fresh season from mid-November to February, followed by the hot season from March to May.

There are of course variations in the exact months depending on the region. For more information see: Thailand weather: 6-day forecast + Climate and Seasons

When to Thailand: choice by region

It should also be noted that during the hot season there are always more pleasant temperatures on the many islands and beaches in the south of the country, with the wind and good sea air.What to see in Thailand _

When to go to northern Thailand

Northern Thailand has three distinct seasons.

The hot season (March-May) is dry, with temperatures up to 36°C.

At this time of year, the temperature is slightly cooler than elsewhere. It is cooler, with more torrential rains in September (heavy daily rains are predictable).

While hiking and outdoor activities are still possible, mud and leeches must be taken into consideration.

During the cold season (November-February) daytime temperatures can drop to 10° C in Chiang Mai city and 5° C in the hills.

Bring a sweater and warm socks, and a jacket if you plan to go to the hills.

This is the best time to go trekking, with December and January attracting a peak of visitors.

In October and November, after the rains, the forests are lush, the rivers swell, and the waterfalls are more splendid than usual.

When to go to the northeast of Thailand

The best time to visit the northeast, Isan, is from October to February.

It is not only for the pleasant and cold temperatures, but it is also the season when most trees are in bloom.

From February to May it is the hot season; the weather is warm and dry, sometimes difficult to bear.

The province with the highest temperature is Udon Thani.Between

May and October it is the rainy season.

Nakhon Phanom is the province that receives the most precipitation and Nakhon Ratchasima the province that receives the least.

Between November and February, it is the cold season and it can be relatively cool at night.

When to go to the center and east

The best time to visit central Thailand is the coldest season, from October to January.

The flat landscapes of central Thailand have a tropical climate with a fresh, warm, and rainy season.

In Bangkok, temperatures range from 28 to 30 degrees Celsius, and you can walk the busy streets of the capital.

The hot season generally strikes central Thailand from February to June; temperatures can rise to 40 degrees Celsius in Bangkok.

Some areas around central Thailand can be hot but still very humid – a combination that can be difficult if you are physically active.

From July to October, it is the rainy season in central Thailand. The east and mainly the provinces of Chantaburi, Rayong and Sa Keo are the most humid areas of the country; it is this humidity that allows the cultivation of some fruits such as Mangosteen.

When to go to southern Thailand?

The best time to visit southern Thailand is during the dry season from November to April.

The southern part of Thailand, extending beyond Phuket, is defined by two seasons: the rainy season and the dry season.

The dry season extends from December to May and temperatures range from 25 to 32 degrees Celsius.

The rainy season in the south begins around June and continues until October.

Rainfall usually comes in short showers, so if you plan to visit Krabi and the surrounding islands from visit Krabi, you will always have plenty of sunshine.

Here are now the tips on when to go to Thailand in the most visited places in the country:

See our article: When to go to Bangkok and 6-day weather forecast

When to go to Chiang Mai

Rue de Chiang MaiIt should be noted that from February to April, the air is more or less polluted by microparticles due to slash-and-burn cultivation.

It is better to avoid the area if you have asthma.

November to February: This is the ideal time to visit Chiang Mai because the weather is perfect for all kinds of outdoor activities.

Although it is not too cold, you should wear a jacket and light woolen clothes like the inhabitants, in the early morning and the evening, in the heights, the nights are cold.

The temperature can drop to 10°C at night in Chiang Mai city and drop to 5°C in the highest areas of the province.

January is generally considered the best month and sees a massive influx of tourists. If you plan a trip in November, you will attend the Loi Krathong festivities, and in February, you will visit the Chiang Mai Flower Festival.

March to May: Even if the temperature during the day is high, you can spend the afternoon in the pool and go out after sunset. Temperatures rise to 40°C between April and May.

June to October: It is the rainy season, the temperature cools, and the humidity increases.

While it rains less than in southern Thailand, monsoons are still abundant in Chiang Mai.

See also: Chiang Mai: the complete guide to discover the North rose

When to go to Hua Hin

The climate in Hua Hin is tropical with high humidity, especially during the summer months of March, April, and May.

The best time to visit Hua Hin is between November and February, which is also the peak tourist season.

The months of March, April, and May are the hottest months of the year. Outdoor activities can be a little uncomfortable under the sun, but this does not affect tourists who come to Thailand all year round.

Between June to October it is the rainy season, with small and large showers.

October is the rainiest month. Many tourists avoid going to Hua Hin during this period, so if you don’t mind the rain, it’s an excellent time to find the right deals.

November to February the weather is pleasant, not too hot, dry and sunny.

From December to January it is the very high tourist season, it is essential to book accommodation in advance.

When to go to Koh Chang

The best time to visit Koh Chang is from November to March.

April and May are the summer months of Koh Chang.

Temperatures range from 32 to 37 degrees Celsius.

April is known as the hottest month in Koh Chang.

Traveling during this period can be difficult because the sun is strong.

June to October are the months with heavy rainfall in Koh Chang.

Temperatures range from 30-32 degrees Celsius.

Most stations remain closed during this time. Although those that remain open, sometimes offer a 50% discount due to the off-season.

Water activities are not possible during this period.

From November to March, the driest months, the temperatures are enjoyable, they vary between 26 and 28 degrees during the day, and go to 19 to 20 degrees Celsius at night.

As it is the high season, accommodation prices often increase, but some guests-houses still offer cheap accommodation.

When to go to Koh Lanta

Pirogue de Koh LantaThe best season to visit Koh Lanta and enjoy the beaches is from November to March.

April and May are very hot months, with little or no rain.

From June to October, it is the rainy season, a period to avoid if you want to enjoy the beaches.

From November to April, it is the dry season, and from December to February, it is the high tourist season.

See also: Visit Koh Lanta Island: the complete guide

When to go to Koh Phangan

Information moved to this page: When to go to Koh Phangan

See also: Koh Phangan Island in the Gulf of Thailand: the complete guide

When to go to Koh Samui

Koh Samui panoramic photoMarch to May: Humidity and temperatures combine to make this season warm.

The highest temperatures range from 33.4°C to 29.9°C, with similar temperatures in recent months.

Rain is quite common with 5 to 10 days of heavy rainfall per month.

There are few tourists, and it is a good time for those looking for the right prices.

June to August: the weather is pleasant with high temperatures.

There are 7 to 10 days of precipitation per month.

This is the second busiest season for tourism in Koh Samui, so accommodation and activities can cost a little more.

September to November: it is hot, but it is pleasant considering the humidity and wind. It rains a lot: 8 to 16 days a month.

There are few tourists at this time of year so hotels can be cheaper.”

December to February: the weather is perfect at this time of year, temperatures are pleasant, and the weather is dry. It’s like everywhere in the country, the high tourist season.

See also: Koh Samui Island in the Gulf of Thailand: the guide

When to leave for Krabi

The best time to visit Krabi is between November and March, which is also the high tourist season.

From November to mid-March it is the coldest season in Krabi after the rains. With the best weather, of course, it is also the busiest time with most tourists planning their trips around this period.

From mid-March to May, these are the hottest months in Krabi just before the monsoon.

Temperatures vary around 30°C, with humidity levels continually rising.

June to October is the monsoon season.

The weather is humid, and the prices are very low, which makes it one of the cheapest seasons to plan a trip.

In addition to being profitable, it is also a peaceful time to visit because it is not as crowded as the high season.

The wettest months are May, September, and October, but consecutive days of heavy rains are rare.

See also: Krabi, a complete guide to the city and province

When to leave for Pattaya

Pattaya receives many tourists almost all year round.

The best time to visit Pattaya is from November to February when the weather is neither too hot nor too cold and remains exceptionally pleasant.

From March to May: the weather is hot and humid, but the influx of tourists remains high. While the beaches are busy during this period, they are not as crowded as during the high season.

From June to October, Pattaya experiences heavy rains; it is the ideal season if you want to discover Pattaya without too many tourists.

The beaches are much less crowded, the temperature is not too high, and hotel accommodation naturally becomes cheaper.

In July and August, rainfall is less frequent, and accommodation prices are also favorable.

From November to February it is the most pleasant period but also the high tourist season and most beaches and other places of attraction are crowded with visitors.

With the influx of Chinese tourists, it is essential to book your accommodation in advance!

See also: Pattaya, the guide

When to go to Phuket

Patong RangeThe best time to go to Phuket is from November to February, the cold season and high tourist season.

March, April, and May are the hottest months in Phuket.

It is here that many people leave the city or flock to shopping malls to escape the heat.

If you visit Phuket during these months, it is better to spend more on an air-conditioned hotel room or a complex with a swimming pool.

There are short rain showers during this period.

From June to August, southwest monsoon winds bring refreshing rains. Rainfall during these months usually comes in short gusts, so there are many sunny days left to enjoy it.

With fewer people around and sometimes significant discounts in many hotels and pensions in Phuket,

July and August can be excellent months, especially for small budgets.

From September to October, this is the period when it rains the most.

In the past, many hotels, restaurants, and shops in Phuket closed during the rainy months, but this is no longer the case:

Phuket has become a year-round destination.

From November to February: it is the driest and sunniest season of the year and the high season in Phuket.

Expect calmer seas, blue skies, and more frequented beaches during these months. Housing prices will also be at their highest, especially from mid-December to mid-January.

See also: Phuket, the complete guide to discover the Andamanian Pearl

If you want to see the weather for the next six days, it’s here:
Weather in Thailand: 6-day forecast + Climate and Seasons


Settled in Thailand since a few years (with trips to Laos, Vietnam, Cambodia), I love this country and its inhabitants, the real country of Smiles! Sorry for any translation errors that may occur. Feel free to mention them in the comments, I will correct them. Thank you.

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