Ko Samui weather forecast

• Tuesday
  30th May
  
  32
  26
  6
• Wednesday
  31st May
  
  32
  26
  5
• Thursday
  1st Jun
  
  32
  26
  3
• Friday
  2nd Jun
  
  31
  26
  4
• Saturday
  3rd Jun
  
  31
  25
  5

Last updated at 04:05 on Monday 29th May 2023 GMT

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The 5-day weather forecast for Thailand (Ko Samui) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Ko Samui weather forecast by day

Below are the detailed weather forecasts for Ko Samui for the next 5 days.

Ko Samui weather for Tuesday 30th May 2023

Below is the Ko Samui weather forecast for Tuesday 30th May 2023. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 78% chance of some rain and a gentle breeze of 16 kph from the west.

• 32
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 9
  UV index (Very High)
• 78
  % chance of some rain
• <5
  mm of rainfall expected
• H
  high heat & humidity
• 16
  kph wind from W

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Ko Samui weather for Wednesday 31st May 2023

Below is the Ko Samui weather forecast for Wednesday 31st May 2023. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 19 kph from the west.

• 32
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 8
  UV index (Very High)
• 68
  % chance of some rain
• <5
  mm of rainfall expected
• H
  high heat & humidity
• 19
  kph wind from W

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Ko Samui weather for Thursday 1st June 2023

Below is the Ko Samui weather forecast for Thursday 1st June 2023. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 19 kph from the west.

• 32
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 3
  hours of sunshine
• 9
  UV index (Very High)
• 68
  % chance of some rain
• <5
  mm of rainfall expected
• M
  moderate heat & humidity
• 19
  kph wind from W

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Ko Samui weather for Friday 2nd June 2023

Below is the Ko Samui weather forecast for Friday 2nd June 2023. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 82% chance of some rain and a moderate breeze of 21 kph from the south-west.

• 31
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 4
  hours of sunshine
• 9
  UV index (Very High)
• 82
  % chance of some rain
• <5
  mm of rainfall expected
• M
  moderate heat & humidity
• 21
  kph wind from SW

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Ko Samui weather for Saturday 3rd June 2023

Below is the Ko Samui weather forecast for Saturday 3rd June 2023. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 65% chance of some rain and a gentle breeze of 19 kph from the west.

• 31
  °C maximum temperature
• 25
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 8
  UV index (Very High)
• 65
  % chance of some rain
• <10
  mm of rainfall expected
• M
  moderate heat & humidity
• 19
  kph wind from W

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First Choice: Top deals on 2023/2024 holidays

Sale

• Save on summer & winter sun holidays in 2023/2024
• Book holidays to popular destinations around the world
• Pay £0 deposits & spread cost with direct debit

Go to First Choice deal >>

View all First Choice offers

Metric (°C / mm)  |  Imperial (°F / inches)

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