In April warmest sea in Sumatra is usually observed in the following locations: George Town, Batu Feringgi, Penang.
Table below shows the average sea water temperature for marine resorts of Sumatra in April for the last three years.
| Place name | April 2026 | April 2025 | April 2024 |
|---|---|---|---|
| George Town | 88.0°F | 86.9°F | 87.9°F |
| Batu Feringgi | 87.8°F | 86.7°F | 87.9°F |
| Penang | 87.7°F | 86.7°F | 87.9°F |
| Pangkor | 87.0°F | 86.4°F | 87.2°F |
| Medan | 86.7°F | 85.7°F | 87.3°F |
| Kuala Lumpur | 86.6°F | 85.9°F | 87.0°F |
| Perhentian Islands | 85.9°F | 85.7°F | 87.2°F |
| Malacca | 85.8°F | 85.2°F | 86.9°F |
| Bintan | 85.7°F | 85.3°F | 86.8°F |
| Kuala Terengganu | 85.6°F | 85.5°F | 86.8°F |
| Redang | 85.6°F | 85.3°F | 86.8°F |
| Singapore | 85.4°F | 85.1°F | 87.1°F |
| Johor Bahrul | 85.4°F | 85.1°F | 86.9°F |
| Tioman | 85.3°F | 84.9°F | 86.8°F |
| Sentosa | 85.3°F | 85.1°F | 86.8°F |
| Batam | 85.2°F | 85.1°F | 86.7°F |
Charts below show average sea water temperature for Sumatra resorts with the warmest sea in April.
You can also check other months of the year to see sea temperature of Sumatra resorts at that time.
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