In October warmest sea in Sri Lanka is usually observed in the following locations: Jafna, Pasikuda, Batticaloa.
Table below shows the average sea water temperature for marine resorts of Sri Lanka in October for the last three years.
| Place name | October 2026 | October 2025 | October 2024 |
|---|---|---|---|
| Jafna | 86.1°F | 85.2°F | 85.3°F |
| Pasikuda | 86.0°F | 84.8°F | 85.0°F |
| Batticaloa | 86.0°F | 84.8°F | 84.9°F |
| Trincomalee | 85.5°F | 84.4°F | 85.0°F |
| Colombo | 85.3°F | 83.7°F | 84.4°F |
| Habarana | 85.3°F | 84.1°F | 84.6°F |
| Dehiwala Mount Lavinia | 85.3°F | 83.9°F | 84.4°F |
| Panadura | 85.2°F | 83.9°F | 84.3°F |
| Wadduwa | 85.2°F | 83.9°F | 84.2°F |
| Kalutara | 85.1°F | 83.5°F | 83.7°F |
| Beruwela | 85.1°F | 83.0°F | 83.0°F |
| Bentota | 85.1°F | 82.4°F | 82.2°F |
| Induruwa | 85.1°F | 82.2°F | 81.8°F |
| Ahungalla | 85.0°F | 82.1°F | 81.7°F |
| Negombo | 85.0°F | 83.8°F | 84.4°F |
| Balapitiya | 85.0°F | 82.4°F | 82.2°F |
| Marawila | 84.9°F | 83.8°F | 84.3°F |
| Hikkaduwa | 84.9°F | 83.8°F | 84.1°F |
| Unawatuna | 84.8°F | 83.4°F | 84.1°F |
| Halle | 84.8°F | 83.4°F | 84.1°F |
| Marissa | 84.8°F | 83.3°F | 84.0°F |
| Koggalla | 84.8°F | 83.4°F | 84.0°F |
| Hambantota | 84.7°F | 83.8°F | 83.8°F |
| Weligama | 84.7°F | 83.3°F | 83.9°F |
| Dikwella | 84.5°F | 83.3°F | 83.9°F |
| Tangalle | 84.4°F | 83.4°F | 83.8°F |
Charts below show average sea water temperature for Sri Lanka resorts with the warmest sea in October.
You can also check other months of the year to see sea temperature of Sri Lanka resorts at that time.
Places in Sri Lanka:
Name
°F
