Ko Samui weather forecast

Last updated at 04:06 on Wednesday 23rd January 2019 GMT

Going to Ko Samui? Find the best month to visit Ko Samui based on the weather.

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

Tomorrow's maximum temperature in Ko Samui is expected to be 30°C.

  • Save £150 on all inclusive holidays to Thailand
  • Min spend of £1,000 per holiday booking
  • Travel before 31st October 2019 (inclusive)
Show discount codeShow discount code ******150

Expires at 23:59 on Thursday 31st Jan 2019 · View all First Choice offers

More about Ko Samui

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

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

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

Ko Samui weather forecast by day

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

Ko Samui weather for Wednesday 23rd January 2019

Below is the Ko Samui weather forecast for Wednesday 23rd January 2019. Expect scattered clouds in Ko Samui, Thailand with a maximum temperature of 35°C, high levels of heat & humidity and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the east.

  • 35°C maximum temperature35
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 17 kph from the East17
    kph wind from E

Back to top

Ko Samui weather for Thursday 24th January 2019

Below is the Ko Samui weather forecast for Thursday 24th January 2019. Expect scattered clouds in Ko Samui, Thailand with a maximum temperature of 30°C, moderate levels of heat & humidity and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 20 kph from the East20
    kph wind from E

Back to top

Ko Samui weather for Friday 25th January 2019

Below is the Ko Samui weather forecast for Friday 25th January 2019. Expect scattered clouds in Ko Samui, Thailand with a maximum temperature of 30°C, moderate levels of heat & humidity and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 16 kph from the East16
    kph wind from E

Back to top

Ko Samui weather for Saturday 26th January 2019

Below is the Ko Samui weather forecast for Saturday 26th January 2019. Expect scattered clouds in Ko Samui, Thailand with a maximum temperature of 30°C, moderate levels of heat & humidity and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 21 kph from the East21
    kph wind from E

Back to top

Ko Samui weather for Sunday 27th January 2019

Below is the Ko Samui weather forecast for Sunday 27th January 2019. Expect scattered clouds in Ko Samui, Thailand with a maximum temperature of 29°C, moderate levels of heat & humidity and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 22 kph from the East22
    kph wind from E

Back to top

  • Save £150 on all inclusive holidays to Thailand
  • Min spend of £1,000 per holiday booking
  • Travel before 31st October 2019 (inclusive)
Show discount codeShow discount code ******150

Expires at 23:59 on Thursday 31st Jan 2019 · View all First Choice offers

Back to top

Popular Thailand destinations

Below are temperatures expected today at popular destinations in Thailand. Select a destination to see the 5-day weather forecast.

Destinations search >>

More Thailand destinations

All 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  

Top ^