Koh Samui weather in March

Planning a journey to Koh Samui this March and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Koh Samui in March?

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

Based on our climate data spanning from 1990-2020, the average maximum temperature is warm in Chaweng Beach at 30°C to very warm in Suratthani at 34°C. Nighttime temperatures generally drop to 25°C in Suratthani and 27°C in Chaweng Beach. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.

In March, precipitation varies across different areas. From moderate rainfall in Nathon with an average of 94 mm to high rainfall in Suratthani with 102 mm. Meanwhile, Chaweng Beach enjoys approximately 240 hours of sunshine, offering a mostly sunny climate that adds a pleasant and vibrant feel to the month.

For specific regional insights in Koh Samui for March, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Koh Samui climate page.

Where to go in Koh Samui in March

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

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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 March for the 5 most popular destinations in Koh Samui?

Average weather in Chaweng Beach

In March Chaweng Beach generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and moderate monthly rainfall. So on average the conditions are pleasant 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 
215 hours 
45 mm 
5 days 
30°C 
27°C 
240 hours 
96 mm 
5 days 
April   >> April
>>  
30°C 
28°C 
201 hours 
109 mm 
8 days 
Climate in Chaweng Beach

Average weather in Lamai Beach

In March Lamai Beach generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and moderate monthly rainfall. So on average the conditions are pleasant 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 
215 hours 
46 mm 
5 days 
30°C 
27°C 
240 hours 
97 mm 
5 days 
April   >> April
>>  
30°C 
28°C 
201 hours 
109 mm 
8 days 
Climate in Lamai Beach

Average weather in Bophut

In March Bophut generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and moderate monthly rainfall. So on average the conditions are pleasant 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 
215 hours 
45 mm 
5 days 
30°C 
27°C 
240 hours 
95 mm 
5 days 
April   >> April
>>  
30°C 
28°C 
201 hours 
108 mm 
8 days 
Climate in Bophut

Average weather in Choeng Mon Beach

In March Choeng Mon Beach generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and moderate monthly rainfall. So on average the conditions are pleasant 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 
215 hours 
45 mm 
5 days 
30°C 
27°C 
240 hours 
95 mm 
5 days 
April   >> April
>>  
30°C 
28°C 
201 hours 
109 mm 
8 days 
Climate in Choeng Mon Beach

Average weather in Mae Nam Beach

In March Mae Nam Beach generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and moderate monthly rainfall. So on average the conditions are pleasant 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 
215 hours 
45 mm 
5 days 
30°C 
27°C 
240 hours 
95 mm 
5 days 
April   >> April
>>  
30°C 
28°C 
201 hours 
108 mm 
8 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 March the best time to visit Koh Samui?

In our opinion, March is a good time to visit Koh Samui with overall pleasant weather in Chaweng Beach.

Generally speaking, January and February provide perfect weather in Chaweng Beach. In contrast, 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.

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