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Mae Nam Beach weather in September (Koh Samui, Thailand)

Planning a trip to Mae Nam Beach in September? This guide provides all the details you need.

In September, Mae Nam Beach generally has high temperatures and heavy rainfall. Throughout the day, temperatures typically settle at around 30°C. But by evening, they drop to around 27°C. Remember, these are typical temperatures, and certain days could be even hotter. Ensure you wear appropriate clothing to handle the warmth.

Mae Nam Beach in September usually receives heavy rainfall, averaging around 166 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 18 days of the month will see rainfall.

The area enjoys a balanced 145 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you prefer dry days with pleasant temperatures, January and February typically offer the best circumstances. While October and November tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Mae Nam Beach climate page with graphs.

 

Mae Nam Beach, monthly averages in September

Min TemperatureMin Temperature 27°C  
Max TemperatureMax Temperature 30°C  
Water TemperatureWater Temperature 29°C *  
Chance of RainChance of Rain 58%  
PrecipitationPrecipitation 166 mm  
Rainy daysRainy days 18 days  
HumidityHumidity 79% *  
SunshineSunshine 145 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Koh Samui, Thailand (8 KM, 5 Miles).

Where to go in Thailand in September

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

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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).

So, what should you wear in Mae Nam Beach in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case. With a water temperature of around 29°C 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 September.

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
7/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Mae Nam Beach.

Our site offers climate and forecast data for every country 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 recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.