Ko Samui Weather Forecast

Check the Ko Samui weather forecast for the next 5 days before you head off on holiday. The 5-day forecast shows the prevailing weather conditions, maximum & minimum temperatures, hours of sunshine per day, wind speed & direction and more.

Tomorrow's maximum temperature in Ko Samui is expected to be 33°C.

Last updated at 04:05 on Tuesday 30th May 2017 GMT

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

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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 2017

Below is the Ko Samui weather forecast for Tuesday 30th May 2017. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 32°C, high levels of heat & humidity and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 83% chance of some rain and a light breeze of 9 kph from the south.

  • 32
    °C maximum temperature
  • 28
    °C minimum temperature
  • isolated thunderstorms
  • 1
    hour of sunshine
  • 83
    % chance of some rain
  • <10
    mm of rainfall expected
  • H
    high heat & humidity
  • 9
    kph wind from S

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Ko Samui weather for Wednesday 31st May 2017

Below is the Ko Samui weather forecast for Wednesday 31st May 2017. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 33°C, high levels of heat & humidity and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 87% chance of some rain and a light breeze of 7 kph from the south.

  • 33
    °C maximum temperature
  • 28
    °C minimum temperature
  • isolated thunderstorms
  • 6
    hours of sunshine
  • 87
    % chance of some rain
  • <10
    mm of rainfall expected
  • H
    high heat & humidity
  • 7
    kph wind from S

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Ko Samui weather for Thursday 1st June 2017

Below is the Ko Samui weather forecast for Thursday 1st June 2017. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 34°C, high levels of heat & humidity and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and a gentle breeze of 17 kph from the south.

  • 34
    °C maximum temperature
  • 28
    °C minimum temperature
  • isolated thunderstorms
  • 5
    hours of sunshine
  • 64
    % chance of some rain
  • <10
    mm of rainfall expected
  • H
    high heat & humidity
  • 17
    kph wind from S

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Ko Samui weather for Friday 2nd June 2017

Below is the Ko Samui weather forecast for Friday 2nd June 2017. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 33°C, high levels of heat & humidity and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 55% chance of some rain and a gentle breeze of 18 kph from the south.

  • 33
    °C maximum temperature
  • 28
    °C minimum temperature
  • isolated thunderstorms
  • 7
    hours of sunshine
  • 55
    % chance of some rain
  • <5
    mm of rainfall expected
  • H
    high heat & humidity
  • 18
    kph wind from S

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Ko Samui weather for Saturday 3rd June 2017

Below is the Ko Samui weather forecast for Saturday 3rd June 2017. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 34°C, high levels of heat & humidity and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a light breeze of 11 kph from the south-west.

  • 34
    °C maximum temperature
  • 28
    °C minimum temperature
  • isolated thunderstorms
  • 7
    hours of sunshine
  • 29
    % chance of some rain
  • <2
    mm of rainfall expected
  • H
    high heat & humidity
  • 11
    kph wind from SW

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  • Save up to 10% on holidays to Thailand
  • Book online with Thomson to receive discount
  • FREE kids places & low deposits also available

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Ko Samui weather by month

Check Ko Samui weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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