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Ko Samui weather in January 2021
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- 29°C max day temperature
29 - 7 hours of sunshine per day
- 10 days with some rainfall
10 - 22°C min night temperature
22 - 12 hours of daylight per day
12 - High heat & humidity
H - 123 mm of monthly rainfall
123 - 11 (Extreme) UV index
11 - 28°C sea temperature
28
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
The January 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 January?
Daytime temperatures usually reach 29°C in Ko Samui in January with high heat and humidity, falling to 22°C at night.
How sunny is it in Ko Samui in January?
There are normally 7 hours of bright sunshine each day in Ko Samui in January - that's 64% of daylight hours.
How warm is the sea around Ko Samui in January?
The average sea temperature around Ko Samui in January is 28°C.
Does it rain in Ko Samui in January?
There are usually 10 days with some rain in Ko Samui in January and the average monthly rainfall is 123mm.
Ko Samui sunrise & sunset times for January 2021
Browse the sunrise & sunset times for Ko Samui in January 2021. Select a month to view Ko Samui sunrise & sunset times for the next twelve months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st January 2021 | 06:36 | 18:11 |
| Saturday, 16th January 2021 | 06:41 | 18:18 |
| Sunday, 31st January 2021 | 06:42 | 18:25 |
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Metric (°C / mm) | Imperial (°F / inches)
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Where is hot in Thailand in January for 2021/2022?
Below are average maximum temperatures at popular destinations in Thailand in January. Select a destination to see more weather parameters.
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