Ko Samui
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Experiences
Experiences in Ko Samui
The things travellers talk about afterwards, and what turns a route into a trip.
Hotels
Selected hotels in Ko Samui
Keep exploring
Other cities in Thailand
When to go
Ko Samui weather by month
Our season calendar puts Thailand in high season in January, November.
Season calendar- JanuaryHigh season
High 28°C, low 25°C
16 rainy days · 53 mm rain - February
High 29°C, low 25°C
16 rainy days · 81 mm rain - March
High 30°C, low 26°C
14 rainy days · 54 mm rain - April
High 31°C, low 27°C
18 rainy days · 121 mm rain - May
High 31°C, low 27°C
24 rainy days · 205 mm rain - June
High 31°C, low 26°C
20 rainy days · 119 mm rain - July
High 31°C, low 26°C
22 rainy days · 150 mm rain - August
High 30°C, low 26°C
24 rainy days · 154 mm rain - September
High 30°C, low 26°C
23 rainy days · 151 mm rain - October
High 29°C, low 25°C
28 rainy days · 251 mm rain - NovemberHigh season
High 28°C, low 25°C
25 rainy days · 374 mm rain - December
High 28°C, low 25°C
19 rainy days · 184 mm rain
Monthly averages of daily readings, 2021-2025. For planning only; not a forecast for your travel dates.
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