At this moment warmest sea in Sumatra was observed in the following locations: Malacca, Kuala Lumpur, Penang.
You can find the full list of Sumatra marine locations in the table below. It shows current sea temperature values and averages for current and upcoming months.
| Place name | Current sea temp |
July 2025 | August 2025 |
|---|---|---|---|
| Malacca | 88.0°F | 86.8°F | 86.4°F |
| Kuala Lumpur | 87.3°F | 86.9°F | 86.3°F |
| Penang | 87.1°F | 87.6°F | 87.0°F |
| Batu Feringgi | 87.1°F | 87.7°F | 87.0°F |
| Pangkor | 87.1°F | 86.8°F | 86.4°F |
| Perhentian Islands | 86.9°F | 86.1°F | 86.6°F |
| Redang | 86.9°F | 86.0°F | 86.5°F |
| George Town | 86.7°F | 87.5°F | 86.9°F |
| Medan | 86.5°F | 86.3°F | 86.2°F |
| Sentosa | 86.5°F | 86.2°F | 85.6°F |
| Batam | 86.5°F | 85.9°F | 85.4°F |
| Singapore | 86.2°F | 86.0°F | 85.5°F |
| Kuala Terengganu | 85.8°F | 85.5°F | 85.7°F |
| Johor Bahrul | 85.8°F | 85.8°F | 85.4°F |
| Bintan | 85.8°F | 85.8°F | 85.3°F |
| Padang | 85.5°F | 85.6°F | 84.9°F |
| Tioman | 85.1°F | 84.4°F | 84.0°F |
| Jakarta | 84.0°F | 84.5°F | 84.8°F |
Charts below show average sea water temperature for Sumatra resorts with the warmest sea.
You can also check other months of the year to see sea temperature of Sumatra resorts at that time.
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