In October warmest sea in Belgium is usually observed in the following locations: Gent, Brussel, Oostende.
Table below shows the average sea water temperature for marine resorts of Belgium in October for the last three years.
| Place name | October 2026 | October 2025 | October 2024 |
|---|---|---|---|
| Gent | 62.2°F | 58.3°F | 58.7°F |
| Brussel | 61.8°F | 58.4°F | 59.2°F |
| Oostende | 61.7°F | 58.3°F | 58.3°F |
| Kortrijk | 61.6°F | 58.3°F | 58.3°F |
| Antwerpen | 61.4°F | 58.2°F | 59.2°F |
| Brugge | 61.4°F | 58.0°F | 58.2°F |
Charts below show average sea water temperature for Belgium resorts with the warmest sea in October.
You can also check other months of the year to see sea temperature of Belgium resorts at that time.
Places in Belgium:
Name
°F
