Best time to visit Surat Thani, Thailand

Our verdict

The best time to visit Surat Thani is December

Surat Thani is a place lots of people visit almost all year round, but if you’re looking for the best time to go, December is definitely the time you should visit. This is based on a number of factors such as the weather, cost of flights and accommodation, peak travel periods and more.

In the height of summer, temperatures in Surat Thani can reach a maximum of 36℃ (97℉). The weather in the winter, especially around January, can reach a minimum of 20℃ (68℉).

The sun stays up the longest in Surat Thani in March, so you’ll get the most out of your daytime activities if you visit around this time. You don’t want to get wet on your holiday, do you? Well if you’re trying to avoid the rain, then steer clear of Surat Thani in May. Head over there in February instead if you want to increase your chances of not being rained on.

Find out everything you need to know about when to visit Surat Thani below, including detailed information about the weather and tools to help you find the best prices and book your trip.

Warmest month

April

Least rainfall

February

Most daylight

March

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Surat Thani seasons

Before you continue, it’s important to know when the seasons are in Surat Thani as they might be different to yours depending on where in the world you’re travelling from. Surat Thani is in the Northern Hemisphere, so the seasons fall during these months:

Season Months
Summer June to August
Autumn/fall September to November
Winter December to February
Spring March to May

Average temperatures in Surat Thani

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Surat Thani for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

Surat Thani climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Surat Thani for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Surat Thani in January

  • Average temperature: 26℃ (78℉)
  • Average high temperature: 29℃ (85℉)
  • Average low temperature: 23℃ (72℉)
  • Average humidity: 80%
  • Average sunny days: 10 days
  • Average rainfall: 97mm (4") over 18 days
10 days
of pure sunshine
18 days
of showers or rain

What to pack: If you’re heading to Surat Thani in January, make sure you pack t-shirts and light clothing.


Surat Thani in February

  • Average temperature: 26℃ (79℉)
  • Average high temperature: 31℃ (89℉)
  • Average low temperature: 22℃ (72℉)
  • Average humidity: 76%
  • Average sunny days: 17 days
  • Average rainfall: 14mm (1") over 8 days
17 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Surat Thani in February, make sure you pack t-shirts and shorts.. It stays pretty warm most of the time.


Surat Thani in March

  • Average temperature: 28℃ (82℉)
  • Average high temperature: 33℃ (91℉)
  • Average low temperature: 23℃ (73℉)
  • Average humidity: 74%
  • Average sunny days: 13 days
  • Average rainfall: 50mm (2") over 14 days
13 days
of pure sunshine
14 days
of showers or rain

What to pack: If you’re heading to Surat Thani in March, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surat Thani in April

  • Average temperature: 29℃ (84℉)
  • Average high temperature: 34℃ (92℉)
  • Average low temperature: 25℃ (76℉)
  • Average humidity: 74%
  • Average sunny days: 8 days
  • Average rainfall: 84mm (3") over 21 days
8 days
of pure sunshine
21 days
of showers or rain

What to pack: If you’re heading to Surat Thani in April, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surat Thani in May

  • Average temperature: 29℃ (83℉)
  • Average high temperature: 33℃ (91℉)
  • Average low temperature: 25℃ (77℉)
  • Average humidity: 77%
  • Average sunny days: 3 days
  • Average rainfall: 142mm (6") over 27 days
3 days
of pure sunshine
27 days
of showers or rain

What to pack: If you’re heading to Surat Thani in May, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surat Thani in June

  • Average temperature: 28℃ (82℉)
  • Average high temperature: 32℃ (89℉)
  • Average low temperature: 25℃ (76℉)
  • Average humidity: 78%
  • Average sunny days: 5 days
  • Average rainfall: 83mm (3") over 24 days
5 days
of pure sunshine
24 days
of showers or rain

What to pack: If you’re heading to Surat Thani in June, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surat Thani in July

  • Average temperature: 27℃ (81℉)
  • Average high temperature: 31℃ (88℉)
  • Average low temperature: 24℃ (75℉)
  • Average humidity: 79%
  • Average sunny days: 7 days
  • Average rainfall: 70mm (3") over 22 days
7 days
of pure sunshine
22 days
of showers or rain

What to pack: If you’re heading to Surat Thani in July, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surat Thani in August

  • Average temperature: 27℃ (81℉)
  • Average high temperature: 32℃ (89℉)
  • Average low temperature: 24℃ (76℉)
  • Average humidity: 78%
  • Average sunny days: 7 days
  • Average rainfall: 77mm (3") over 23 days
7 days
of pure sunshine
23 days
of showers or rain

What to pack: If you’re heading to Surat Thani in August, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surat Thani in September

  • Average temperature: 27℃ (80℉)
  • Average high temperature: 31℃ (88℉)
  • Average low temperature: 24℃ (75℉)
  • Average humidity: 80%
  • Average sunny days: 4 days
  • Average rainfall: 99mm (4") over 25 days
4 days
of pure sunshine
25 days
of showers or rain

What to pack: If you’re heading to Surat Thani in September, make sure you pack t-shirts and shorts.. It stays warm all day and night.

Surat Thani in October

  • Average temperature: 27℃ (81℉)
  • Average high temperature: 31℃ (87℉)
  • Average low temperature: 24℃ (76℉)
  • Average humidity: 80%
  • Average sunny days: 3 days
  • Average rainfall: 126mm (5") over 26 days
3 days
of pure sunshine
26 days
of showers or rain

What to pack: If you’re heading to Surat Thani in October, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surat Thani in November

  • Average temperature: 27℃ (80℉)
  • Average high temperature: 30℃ (86℉)
  • Average low temperature: 24℃ (75℉)
  • Average humidity: 81%
  • Average sunny days: 3 days
  • Average rainfall: 137mm (5") over 25 days
3 days
of pure sunshine
25 days
of showers or rain

What to pack: If you’re heading to Surat Thani in November, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surat Thani in December

  • Average temperature: 26℃ (79℉)
  • Average high temperature: 29℃ (85℉)
  • Average low temperature: 23℃ (74℉)
  • Average humidity: 81%
  • Average sunny days: 5 days
  • Average rainfall: 83mm (3") over 23 days
5 days
of pure sunshine
23 days
of showers or rain

What to pack: If you’re heading to Surat Thani in December, make sure you pack t-shirts and light clothing.


Top FAQs

The hottest month of the year in Surat Thani is usually April, where temperatures tend to rise to around 34℃ (92℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Surat Thani is generally around February. The dry season often coincides with cooler weather, so you should check the temperatures in February first to make sure it’s still a good time to go.
The rainiest time of year in Surat Thani is generally around May, although the wetter season can sometimes extend a few months either side of May too.
If you want to get the most out of your time visiting Surat Thani, or if you're just afraid of the dark, the days in March are usually the longest between sunrise and sunset.

Surat Thani map