Temperatures in October
It's hot in October in Ko Samui with an average temperature of 32°C. Temperatures this month range from a low of 32°C to a high of 34°C. At night, you can expect temperatures between 26°C and 27°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Ko Samui in October. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of October
The month of October starts in Ko Samui with hot temperatures, averaging around 33°C during the day and nights close to 27°C. Plenty of days with a chance of precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-October
By mid-October, the average daytime temperature drops to around 32°C, with nights close to 26°C. The chance of precipitation is high during this period. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of October
By the end of October, the average daytime temperature in Ko Samui will be around 32°C, with nights close to 26°C. There’s a significant chance of many days with precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Water temperature
The water temperature at Ko Samui is 31°C this month. It’s really warm, perfect for a swim.
Precipitation in October
In October, there is an average of 253 mm of precipitation, spread over 23 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
There’s an average 74% chance of precipitation per day this month. Though that seems frequent, there are also a few days with lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in October for Ko Samui. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Ko Samui in October |
London | ||
|---|---|---|---|
 Average Temperature |
32°C | 15°C | |
 High Temp |
34°C | 17°C | |
| Low Temp |
32°C | 13°C | |
 Total Precipitation |
253 mm | 115 mm | |
| Rainy Days |
23 days | 14 days | |
September
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is October a good time to visit Ko Samui?
After some sun? Then October isn’t the best time to be in Ko Samui. The temperature is pleasant, but there’s too much chance of rain this month.
The typhoon season in Ko Samui runs from June to November.
Temperature records for Ko Samui in October
With 35°C, Ko Samui hit the highest temperature in the last 10 years in October 2017. The lowest daytime temperature in this month was 27°C in 2016. The extreme night temperatures ranged from a low of 21°C to a high of 28°C.
Check out the climate of Ko Samui for all months and discover the best travel time
Curious about the climate in other parts of Thailand? Check out the weather and climate in places like Bangkok, Chiang Mai, Phuket, or have a look at other destinations in Thailand.
Daily Temperature in October in Ko Samui
This chart shows the average daily temperatures, both day and night, for each day in October in Ko Samui, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in October in Ko Samui
The chart below shows the average daily precipitation in October for Ko Samui, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for October, you can expect around 23 days of rain in Ko Samui.
Daily UV Index in October in Ko Samui
This chart shows the average daily UV index in October in Ko Samui, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in October in Ko Samui Over the Years
This chart shows the average temperature in October in Ko Samui, measured in degrees Celsius, over the past years.
Total Precipitation in October in Ko Samui Over the Years
This chart shows the average precipitation in October in Ko Samui, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in October for Ko Samui
Click on a specific day in October for detailed info on the typical weather on that day in Ko Samui. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in October in Ko Samui
Have you been to Ko Samui in October?
Share your weather experience in October in Ko Samui.
Average Weather in Ko Samui by Month
Click on a month below to see detailed weather info for Ko Samui. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
