In October warmest sea in Indonesia is usually observed in the following locations: Jakarta, Medan, Surabaya.
Table below shows the average sea water temperature for marine resorts of Indonesia in October for the last three years.
| Place name | October 2026 | October 2025 | October 2024 |
|---|---|---|---|
| Jakarta | 85.9°F | 85.5°F | 85.6°F |
| Medan | 85.7°F | 85.0°F | 85.3°F |
| Surabaya | 85.3°F | 86.8°F | 86.5°F |
| Bintan | 85.2°F | 85.4°F | 85.6°F |
| Padang | 85.2°F | 84.4°F | 84.3°F |
| Batam | 85.2°F | 85.0°F | 85.6°F |
| Bali | 83.8°F | 85.1°F | 84.9°F |
| Trawangan | 83.0°F | 85.4°F | 84.7°F |
| Gili | 82.9°F | 85.2°F | 84.5°F |
| Lombok | 80.9°F | 83.6°F | 82.9°F |
| Sanur | 80.5°F | 83.6°F | 82.5°F |
| Denpasar | 80.5°F | 83.6°F | 82.5°F |
| Nusa Dua | 80.1°F | 83.3°F | 82.2°F |
| Tanjung Benoa | 80.1°F | 83.3°F | 82.2°F |
| Kuta | 79.6°F | 83.1°F | 81.9°F |
| Legian | 79.6°F | 83.1°F | 81.9°F |
| Tuban | 79.6°F | 83.1°F | 81.9°F |
| Jimbaran | 79.6°F | 83.1°F | 81.9°F |
| Seminyak | 79.5°F | 83.1°F | 81.8°F |
| Yogyakarta | 76.3°F | 82.3°F | 80.9°F |
Charts below show average sea water temperature for Indonesia resorts with the warmest sea in October.
You can also check other months of the year to see sea temperature of Indonesia resorts at that time.
Places in Indonesia:
Name
°F
