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Ko Samui weather in December 2021
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- 2929°C max day temperature
- 1313 days with some rainfall
- 2222°C min night temperature
- 1212 hours of daylight per day
- HHigh heat & humidity
- 188188 mm of monthly rainfall
- 1010 (Very High) UV index
- 2828°C sea temperature
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The December weather guide for Ko Samui, Thailand shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How hot is it in Ko Samui in December?
Daytime temperatures usually reach 29°C in Ko Samui in December with high heat and humidity, falling to 22°C at night.
How sunny is it in Ko Samui in December?
There are normally 6 hours of bright sunshine each day in Ko Samui in December - that's 54% of daylight hours.
How warm is the sea around Ko Samui in December?
The average sea temperature around Ko Samui in December is 28°C.
Does it rain in Ko Samui in December?
There are usually 13 days with some rain in Ko Samui in December and the average monthly rainfall is 188mm.
What is the chance of a typhoon in Ko Samui in December?
On average less than 1 day in December in Ko Samui is likely to be affected by the passage of one or more tropical storms.
Metric (°C / mm) | Imperial (°F / inches)
Ko Samui sunrise & sunset times for December 2021
Browse the sunrise and sunset times for Ko Samui in December 2021. Select a month to view Ko Samui sunrise & sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Wednesday, 1st December 2021||06:20||17:57|
|Thursday, 16th December 2021||06:28||18:02|
|Friday, 31st December 2021||06:35||18:10|
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