Ko Samui weather today

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Temperatures recorded today and over the last 24 hours for Ko Samui.

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

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Current weather for Ko Samui, Thailand comes from aviation weather reports, also known as METARs. These are issued regularly by airports and airfields around the world. Find out more about our data sources.

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Ko Samui weather conditions recorded in the last 24 hours

Weather at 20:00 ICT on 18 April 2021

  • 29°C temperature29
    29 °C temperature
  • High heat & humidityH
    High heat & humidity
  • Isolated cloud
    Isolated cloud
  • 8 kph SSW wind speed & direction8
    8 kph SSW wind

Weather conditions at Ko Samui, Thailand at 20:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Warm 29°C temperature with high heat & humidity, isolated cloud and a light breeze of 8 kph from the south-south-west.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 13:00 GMT (Greenwich Mean Time) 18 April 2021 - 1 hours 13 mins ago

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Weather at 19:00 ICT on 18 April 2021

  • 30°C temperature30
    30 °C temperature
  • High heat & humidityH
    High heat & humidity
  • Isolated cloud
    Isolated cloud
  • 10 kph SSE wind speed & direction10
    10 kph SSE wind

Weather conditions at Ko Samui, Thailand at 19:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 30°C temperature with high heat & humidity, isolated cloud and a light breeze of 10 kph from the south-south-east.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 12:00 GMT (Greenwich Mean Time) 18 April 2021 - 2 hours 13 mins ago

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Weather at 18:00 ICT on 18 April 2021

  • 31°C temperature31
    31 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 11 kph SSE wind speed & direction11
    11 kph SSE wind

Weather conditions at Ko Samui, Thailand at 18:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 31°C temperature with very high heat & humidity, isolated cloud and a light breeze of 11 kph from the south-south-east.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 11:00 GMT (Greenwich Mean Time) 18 April 2021 - 3 hours 13 mins ago

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Weather at 17:00 ICT on 18 April 2021

  • 32°C temperature32
    32 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 11 kph ESE wind speed & direction11
    11 kph ESE wind

Weather conditions at Ko Samui, Thailand at 17:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 32°C temperature with very high heat & humidity, isolated cloud and a light breeze of 11 kph from the east-south-east.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 10:00 GMT (Greenwich Mean Time) 18 April 2021 - 4 hours 13 mins ago

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Weather at 16:00 ICT on 18 April 2021

  • 32°C temperature32
    32 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 10 kph E wind speed & direction10
    10 kph E wind

Weather conditions at Ko Samui, Thailand at 16:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 32°C temperature with very high heat & humidity, isolated cloud and a light breeze of 10 kph from the east.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 09:00 GMT (Greenwich Mean Time) 18 April 2021 - 5 hours 13 mins ago

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Weather at 15:00 ICT on 18 April 2021

  • 34°C temperature34
    34 °C temperature
  • Extreme heat & humidityE
    Extreme heat & humidity
  • Isolated cloud
    Isolated cloud
  • 5 kph VAR wind speed & direction5
    5 kph VAR wind

Weather conditions at Ko Samui, Thailand at 15:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 34°C temperature with extreme heat & humidity, isolated cloud and little or no wind of 5 kph.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 08:00 GMT (Greenwich Mean Time) 18 April 2021 - 6 hours 13 mins ago

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Weather at 14:00 ICT on 18 April 2021

  • 32°C temperature32
    32 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 16 kph E wind speed & direction16
    16 kph E wind

Weather conditions at Ko Samui, Thailand at 14:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 32°C temperature with very high heat & humidity, isolated cloud and a gentle breeze of 16 kph from the east.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 07:00 GMT (Greenwich Mean Time) 18 April 2021 - 7 hours 13 mins ago

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Weather at 13:00 ICT on 18 April 2021

  • 33°C temperature33
    33 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 13 kph NNE wind speed & direction13
    13 kph NNE wind

Weather conditions at Ko Samui, Thailand at 13:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 33°C temperature with very high heat & humidity, isolated cloud and a gentle breeze of 13 kph from the north-north-east.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 06:00 GMT (Greenwich Mean Time) 18 April 2021 - 8 hours 13 mins ago

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Weather at 12:00 ICT on 18 April 2021

  • 33°C temperature33
    33 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 11 kph NW wind speed & direction11
    11 kph NW wind

Weather conditions at Ko Samui, Thailand at 12:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 33°C temperature with very high heat & humidity, isolated cloud and a light breeze of 11 kph from the north-west.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 05:00 GMT (Greenwich Mean Time) 18 April 2021 - 9 hours 13 mins ago

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Weather at 11:00 ICT on 18 April 2021

  • 33°C temperature33
    33 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 16 kph NNW wind speed & direction16
    16 kph NNW wind

Weather conditions at Ko Samui, Thailand at 11:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 33°C temperature with very high heat & humidity, isolated cloud and a gentle breeze of 16 kph from the north-north-west.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 04:00 GMT (Greenwich Mean Time) 18 April 2021 - 10 hours 13 mins ago

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Weather at 10:00 ICT on 18 April 2021

  • 32°C temperature32
    32 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 11 kph N wind speed & direction11
    11 kph N wind

Weather conditions at Ko Samui, Thailand at 10:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 32°C temperature with very high heat & humidity, isolated cloud and a light breeze of 11 kph from the north.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 03:00 GMT (Greenwich Mean Time) 18 April 2021 - 11 hours 13 mins ago

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Weather at 09:00 ICT on 18 April 2021

  • 32°C temperature32
    32 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 3 kph VAR wind speed & direction3
    3 kph VAR wind

Weather conditions at Ko Samui, Thailand at 09:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 32°C temperature with very high heat & humidity, isolated cloud and little or no wind of 3 kph.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 02:00 GMT (Greenwich Mean Time) 18 April 2021 - 12 hours 13 mins ago

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Weather at 08:00 ICT on 18 April 2021

  • 30°C temperature30
    30 °C temperature
  • Very high heat & humidityVH
    Very high heat & humidity
  • Isolated cloud
    Isolated cloud
  • 0 kph N wind speed & direction0
    0 kph N wind

Weather conditions at Ko Samui, Thailand at 08:00 ICT (Indo-China Time) on the 18 April 2021 were as follows: Hot 30°C temperature with very high heat & humidity, isolated cloud and little or no wind of 0 kph from the north.

Sunrise at 06:08 and Sunset at 18:30 ICT (Indo-China Time).

Recorded at 01:00 GMT (Greenwich Mean Time) 18 April 2021 - 13 hours 13 mins ago

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Recommended for Thailand

  • Top deals & discounts
  • Ko Samui weather overview
  • Ko Samui climate averages by month
  • More destinations
  • Best time to go to Ko Samui
  • Ko Samui 5-day weather forecast

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

Current weather for Ko Samui, Thailand comes from aviation weather reports, also known as METARs. These are issued regularly by airports and airfields around the world. Find out more about our data sources.

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

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