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 34°C.

5-day weather forecast for Ko Samui

Click on a symbol below to see the daily forecast in detail.

Last updated at 04:05 on Saturday 22nd July 2017 GMT

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

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

  • Browse low fares on Qatar Airways flights worldwide
  • Depart from Birmingham, Edinburgh, Heathrow & Manchester
  • Book flights to Dubai, Bali, Thailand, Australia & more

More about Ko Samui

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

Ko Samui weather forecast by day

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

Ko Samui weather for Saturday 22nd July 2017

Below is the Ko Samui weather forecast for Saturday 22nd July 2017. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 34°C, high levels of heat & humidity and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 34% chance of some rain and a gentle breeze of 13 kph from the north-east.

  • 34
    °C maximum temperature
  • 26
    °C minimum temperature
  • isolated thunderstorms
  • 6
    hours of sunshine
  • 34
    % chance of some rain
  • <5
    mm of rainfall expected
  • H
    high heat & humidity
  • 13
    kph wind from NE

Back to top

Ko Samui weather for Sunday 23rd July 2017

Below is the Ko Samui weather forecast for Sunday 23rd July 2017. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 34°C, high levels of heat & humidity and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 48% chance of some rain and a light breeze of 10 kph from the south.

  • 34
    °C maximum temperature
  • 27
    °C minimum temperature
  • isolated thunderstorms
  • 6
    hours of sunshine
  • 48
    % chance of some rain
  • <2
    mm of rainfall expected
  • H
    high heat & humidity
  • 10
    kph wind from S

Back to top

Ko Samui weather for Monday 24th July 2017

Below is the Ko Samui weather forecast for Monday 24th July 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 2-5 mm of rainfall expected with 55% chance of some rain and a light breeze of 9 kph from the west.

  • 32
    °C maximum temperature
  • 27
    °C minimum temperature
  • isolated thunderstorms
  • 1
    hour of sunshine
  • 55
    % chance of some rain
  • <5
    mm of rainfall expected
  • H
    high heat & humidity
  • 9
    kph wind from W

Back to top

Ko Samui weather for Tuesday 25th July 2017

Below is the Ko Samui weather forecast for Tuesday 25th July 2017. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 33°C, high levels of heat & humidity and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 77% chance of some rain and a moderate breeze of 22 kph from the west.

  • 33
    °C maximum temperature
  • 27
    °C minimum temperature
  • isolated thunderstorms
  • 3
    hours of sunshine
  • 77
    % chance of some rain
  • <10
    mm of rainfall expected
  • H
    high heat & humidity
  • 22
    kph wind from W

Back to top

Ko Samui weather for Wednesday 26th July 2017

Below is the Ko Samui weather forecast for Wednesday 26th July 2017. Expect isolated thunderstorms in Ko Samui, Thailand with a maximum temperature of 31°C, high levels of heat & humidity and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and a moderate breeze of 20 kph from the west.

  • 31
    °C maximum temperature
  • 27
    °C minimum temperature
  • isolated thunderstorms
  • 2
    hours of sunshine
  • 64
    % chance of some rain
  • <10
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 20
    kph wind from W

Back to top

  • Compare the prices with the leading car hire companies
  • Including Alamo, Avis, Budget, Europcar, Hertz, Sixt & Thrifty
  • Plus 24/7 support from UK based office

Back to top

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.

Back to top

Popular Thailand destinations

More Thailand destinations

All destinations (A to Z)

Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

More destinations

Related posts

Popular travel offers

Top ^