ClimateForecastJanuaryFebruary >>

Koh Samui weather in January

Are you planning a trip to Koh Samui in January and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Koh Samui in January?

Koh Samui is a region in Thailand. January in Koh Samui generally has temperatures that range from warm to very warm, with moderate precipitation.

The average maximum daytime temperatures vary from warm in Chaweng Beach at 28°C to very warm in Suratthani at 31°C. Nighttime temperatures generally drop to 24°C in Suratthani and 26°C in Chaweng Beach.

In January, precipitation varies across different areas. From moderate rainfall in Suratthani with an average of 76 mm to moderate rainfall in Laem Set Beach with 87 mm. The city Chaweng Beach usually sees around 200 hours of sunlight, indicating many sunny days.

To learn more about the conditions in specific areas of Koh Samui in January, check out the map below. For more details on the yearly weather, visit our Koh Samui climate page.

Where to go in Koh Samui in January

Find the average weather conditions in January for the most popular destinations in Koh Samui on the map below. Click on a destination dot for more detailed information.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Koh Samui

What is the weather like in January for the 5 most popular destinations in Koh Samui?

Average weather in Chaweng Beach

In January Chaweng Beach generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Chaweng Beach
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
29°C 
26°C 
177 hours 
150 mm 
14 days 
28°C 
26°C 
200 hours 
82 mm 
9 days 
29°C 
26°C 
215 hours 
45 mm 
5 days 
Climate in Chaweng Beach

Average weather in Lamai Beach

In January Lamai Beach generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Lamai Beach
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
29°C 
26°C 
177 hours 
157 mm 
14 days 
29°C 
26°C 
200 hours 
84 mm 
9 days 
29°C 
26°C 
215 hours 
46 mm 
5 days 
Climate in Lamai Beach

Average weather in Bophut

In January Bophut generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Bophut
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
29°C 
26°C 
177 hours 
148 mm 
14 days 
28°C 
26°C 
200 hours 
81 mm 
9 days 
29°C 
26°C 
215 hours 
45 mm 
5 days 
Climate in Bophut

Average weather in Choeng Mon Beach

In January Choeng Mon Beach generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Choeng Mon Beach
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
29°C 
26°C 
177 hours 
147 mm 
14 days 
28°C 
26°C 
200 hours 
81 mm 
10 days 
29°C 
26°C 
215 hours 
45 mm 
5 days 
Climate in Choeng Mon Beach

Average weather in Mae Nam Beach

In January Mae Nam Beach generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 26°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Mae Nam Beach
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
29°C 
26°C 
177 hours 
148 mm 
14 days 
28°C 
26°C 
200 hours 
81 mm 
9 days 
29°C 
26°C 
215 hours 
45 mm 
5 days 
Climate in Mae Nam Beach

Is your destination not in the list? Have a look at other destinations in Koh Samui, in Thailand.

Is January the best time to visit Koh Samui?

We consider January to be one of the best times to travel to Koh Samui. Typically, the climate in Chaweng Beach is perfect.

Generally speaking, January and February provide perfect weather in Chaweng Beach. On the other hand, the months of October and November tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Koh Samui. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Thailand? Get detailed historical weather averages for many cities in Thailand.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.