Ko Samui weather in March (Thailand)

This month is known as a warm month. The average maximum daytime temperature in Ko Samui in March lies at 29.1°C (84.38°F). The average minimum temperature goes down to around 25.7°C (78.26°F) (often the minimum temperature is noted at night).

Rainfall during March is moderate with an average of 52mm (2.1 inches). There are generally around 4 rainy days. If you enjoy blue skies and sunshine, then this is a great time to go to Ko Samui with 240 hours of sun during the entire month.

 

Ko Samui, monthly averages in March

Show in Fahrenheit

Min Temperature 25 °C  

Max Temperature 29 °C  

Water Temperature 28 °C *  

Chance of Rain 15%  

Precipitation 52mm  

Rainy days 5 days  

Humidity 82% *  

Sunshine 240 hrs *  

Where to stay in Ko Samui

Where to go in Thailand in March

Find out more about the weather in Thailand in March and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in March? Visitors traveling to Ko Samui might want to wear airy clothing, t-shirts and other summer cloths. Shorts for men made of cotton or linen are good options for staying cool on a hot day. With a water temperature of around 28.5°C (83.3°F), this is a great month to swim so bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in March.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

7/10

Outdoor sports

8/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Ko Samui.

Our site offers climate and forecast data for almost all countries in the world. Are you going to Thailand? On this website you can find historical weather averages for many cities in Thailand. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.