Current Sea Water Temperature:
+89.6°F
| Maximum Sea Water Temperature in June: | 93.2°F |
| Minimum Sea Water Temperature in June: | 86.4°F |
| Average water temperature in June: | 90.6°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| June 23 | 89.6°F | June 18 | 90.4°F |
| June 22 | 89.8°F | June 17 | 90.8°F |
| June 21 | 89.8°F | June 16 | 90.0°F |
| June 20 | 89.6°F | June 15 | 90.0°F |
| June 19 | 89.8°F | June 14 | 89.8°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 90.3°F. The maximum and minimum values were 89.6°F and 91.0°F respectively.
Thailand Resorts:
NAME
F°
| Bang Tao Beach |  |
+86 |
| Bangkok |  |
+86 |
| Hua Hin |  |
+80 |
| Karon Beach | |
+86 |
| Kata Beach | |
+86 |
| Khao Lak | |
+82 |
| Koh Chang | |
+84 |
| Krabi | |
+84 |
| Patong Beach | |
+86 |
| Pattaya | |
+84 |
| Phangan | |
+86 |
| Phi Phi | |
+88 |
| Phuket | |
+86 |
| Samet | |
+84 |
| Samui | |
+86 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Samui
Local time: 11:34
24 jun, tuesday
| 1200 |  |
86°F | E 15 mph |
| 1500 | |
88°F | E 15 mph |
| 1800 |  |
88°F | E 14 mph |
| 2100 |  |
88°F | E 14 mph |
25 jun, wednesday
| 0000 | |
88°F | NE 13 mph |
| 0300 | |
86°F | E 14 mph |
| 0600 | |
86°F | E 14 mph |
| 0900 |  |
86°F | E 13 mph |