Current Sea Water Temperature:
+86.4°F
| Maximum Sea Water Temperature in November: | 90.4°F |
| Minimum Sea Water Temperature in November: | 86.0°F |
| Average water temperature in November: | 88.3°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| November 14 | 86.4°F | November 09 | 88.2°F |
| November 13 | 86.8°F | November 08 | 87.6°F |
| November 12 | 86.8°F | November 07 | 88.0°F |
| November 11 | 86.8°F | November 06 | 88.0°F |
| November 10 | 88.0°F | November 05 | 88.0°F |
When is the Warmest Sea for Samui?
According to our data for the last three years for Samui the highest average sea water temperature was in May, April and June.
Average Water Temperature by Month, °F
Sea Water Temperature in May
The average sea surface temperature in May 2025 for Samui was 91.3°F. The maximum and minimum values were 90.6°F and 91.8°F respectively.
Sea Water Temperature in April
The average sea surface temperature in April 2025 for Samui was 90.5°F. The maximum and minimum values were 88.4°F and 92.6°F respectively.
Sea Water Temperature in June
The average sea surface temperature in June 2025 for Samui was 90.1°F. The maximum and minimum values were 89.0°F and 91.0°F respectively.
Thailand Resorts:
NAME
F°
| Bang Tao Beach |  |
+84 |
| Bangkok |  |
+82 |
| Hua Hin | |
+82 |
| Karon Beach | |
+84 |
| Kata Beach | |
+84 |
| Khao Lak |  |
+84 |
| Koh Chang | |
+80 |
| Krabi | |
+82 |
| Patong Beach | |
+84 |
| Pattaya | |
+80 |
| Phangan |  |
+84 |
| Phi Phi | |
+82 |
| Phuket | |
+84 |
| Samet | |
+80 |
| Samui | |
+84 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Samui
Local time: 07:36
15 nov, saturday
| 0900 |  |
84°F | S 5 mph |
| 1200 | |
84°F | SW 11 mph |
| 1500 | |
84°F | SW 19 mph |
| 1800 |  |
86°F | SW 18 mph |
| 2100 | |
84°F | SW 16 mph |
16 nov, sunday
| 0000 | |
84°F | SW 14 mph |
| 0300 | |
84°F | SW 12 mph |
| 0600 |  |
84°F | SW 13 mph |