In December warmest sea in Bulgaria is usually observed in the following locations: Rezovo, Ahtopol, Sinemorets.
Table below shows the average sea water temperature for marine resorts of Bulgaria in December for the last three years.
| Place name | December 2025 | December 2024 | December 2023 |
|---|---|---|---|
| Rezovo | 58.1°F | 53.2°F | 51.9°F |
| Ahtopol | 57.7°F | 53.0°F | 52.0°F |
| Sinemorets | 57.6°F | 52.8°F | 51.9°F |
| Lovenets | 57.5°F | 52.8°F | 51.4°F |
| Primorsko | 57.4°F | 52.7°F | 51.1°F |
| Tsarevo | 57.4°F | 52.8°F | 51.7°F |
| Sozopol | 57.4°F | 52.5°F | 50.4°F |
| Duni | 57.3°F | 52.5°F | 50.5°F |
| Pomorie | 57.2°F | 51.9°F | 49.8°F |
| Kiten | 57.2°F | 52.6°F | 51.2°F |
| Chernomorets | 57.0°F | 51.8°F | 49.5°F |
| Ravda | 56.9°F | 51.9°F | 50.0°F |
| Sarafovo | 56.8°F | 51.1°F | 48.8°F |
| Elenite | 56.8°F | 51.9°F | 50.3°F |
| Sveti Vlas | 56.7°F | 51.8°F | 49.9°F |
| Sunny Beach | 56.6°F | 51.6°F | 49.8°F |
| Nesebr | 56.6°F | 51.6°F | 49.8°F |
| Burgas | 56.6°F | 50.8°F | 48.5°F |
| Varna | 56.4°F | 51.2°F | 49.8°F |
| St Constantine and Helena | 56.4°F | 51.0°F | 49.7°F |
| Golden Sands | 56.3°F | 50.8°F | 49.5°F |
| Obzor | 56.3°F | 51.6°F | 50.0°F |
| Kraymorie | 56.3°F | 50.7°F | 48.6°F |
| Byala | 56.3°F | 51.5°F | 50.0°F |
| Kranevo | 56.1°F | 50.5°F | 49.1°F |
| Kavarna | 56.1°F | 50.7°F | 49.8°F |
| Balchik | 56.1°F | 50.6°F | 49.4°F |
| Albena | 56.0°F | 50.5°F | 49.1°F |
| Shkorpilovtsi | 55.6°F | 50.9°F | 49.6°F |
Charts below show average sea water temperature for Bulgaria resorts with the warmest sea in December.
You can also check other months of the year to see sea temperature of Bulgaria resorts at that time.
Places in Bulgaria:
Name
°F
