Monday 9 December 2019
| River | Location | Water temperatures [°C] |
|---|---|---|
| Duna | Rajka | - |
| Esztergom | 5 | |
| Budapest | 5 | |
| Dunaújváros | 5 | |
| Baja | 6 | |
| Mohács | 5 | |
| Komárom | - | |
| Tisza | Tiszabecs | 3 |
| Tokaj | 4 | |
| Szolnok | 5 | |
| Szeged | 5 | |
| Rába | Körmend | 3 |
| Dráva | Barcs | 5 |
| Mura | Letenye | 4 |
| Lake | Location | Water temperatures [°C] |
|---|---|---|
| Balaton | Siófok | 4 |
| Balatonakali | 4 | |
| Tihanyrév | - | |
| Velencei-tó | Agárd | 3 |
| Fertő-tó | Fertőrákos | 1 |
| Tisza-tó | Tiszafüred | 4 |
| Sea | Location | Water temperatures [°C] |
|---|---|---|
| Balti-tenger | Gdansk-Sopot | 8 |
| Rügen | 8 | |
| Adriai-tenger | Pescara | 16 |
| Bari | 16 | |
| Velence | 15 | |
| Portorozs | 16 | |
| Pula | 16 | |
| Split | 18 | |
| Dubrovnik | 18 | |
| Ulcinj | 18 | |
| Durres | 19 | |
| Földközi-tenger | Malaga | 15 |
| Valencia | 15 | |
| Barcelona | 15 | |
| Nizza | 16 | |
| Nápoly | 19 | |
| Palermo | 17 | |
| Livorno | 17 | |
| Korfu | 20 | |
| Athén | 19 | |
| Iraklion | 20 | |
| Thesszaloniki | 15 | |
| Antalya | 21 | |
| Larnaca | 21 | |
| Haifa | 22 | |
| Alexandria | 22 | |
| Tunisz | 17 | |
| Algír | 17 | |
| Fekete-tenger | Konstanca | 12 |
| Burgas | 14 | |
| Jalta | 13 | |
| Szocsi | 13 | |
| Vörös-tenger | Akaba | 23 |
| Sharm el-Sheikh | 26 | |
| Hurghada | 25 |
| Ocean | Location | Water temperatures [°C] |
|---|---|---|
| Atlanti-óceán | Brest | 13 |
| La Rochelle | 15 | |
| Biarritz | 14 | |
| Santander | 14 | |
| Porto | 14 | |
| Lisszabon | 14 | |
| Faro | 17 | |
| Gibraltár | 16 |