Koh Samui
Current Sea Temperature
| 27.6°C |
| Maximum water temperature in December: | 30.0°C |
| Minimum water temperature in December: | 26.6°C |
| Average water temperature in December: | 28.2°C |
Sea Temperature for the past 10 days
| December 18 | 27.6°C | December 13 | 27.2°C | |
| December 17 | 27.3°C | December 12 | 27.1°C | |
| December 16 | 27.4°C | December 11 | 27.2°C | |
| December 15 | 27.0°C | December 10 | 27.5°C | |
| December 14 | 27.1°C | December 09 | 27.6°C |
Koh Samui Sea Temperature Forecast
Unfortunately there is no way to provide accurate forecast for a sea temperature in Koh Samui. But you can use a historical data for the past two years presented below to make you own forecast.
Koh Samui sea temperature monthly averages, °C
These average sea temperatures for Koh Samui are calculated based on three years of archived data.
Nearest Resorts
| Bo Phut Beach | 6 km |
| Mae Nam Beach | 7 km |
| Lamai Beach | 9 km |
| Taling Ngam Beach | 9 km |
| Chaweng Beach | 9 km |
| Choeng Mon Beach | 12 km |
| Koh Phangan | 27 km |
| Koh Tao | 66 km |
| Krabi | 197 km |
| Khao Lak | 216 km |
Measurements
The measurements for the sea surface temperature presented on this page are based on daily satellite readings. This information is most relevant to recreational users.





















