Monday 18 May 2026
| River | Location | Water temperatures [°C] |
|---|---|---|
| Duna | Rajka | 16 |
| Esztergom | 16 | |
| Budapest | 16 | |
| Dunaújváros | 16 | |
| Baja | 17 | |
| Mohács | 17 | |
| Komárom | 17 | |
| Tisza | Tiszabecs | 15 |
| Tokaj | 18 | |
| Szolnok | 18 | |
| Szeged | 18 | |
| Rába | Körmend | 15 |
| Dráva | Barcs | 16 |
| Mura | Letenye | 14 |
| Lake | Location | Water temperatures [°C] |
|---|---|---|
| Balaton | Siófok | 12 |
| Balatonakali | - | |
| Tihanyrév | 15 | |
| Velencei-tó | Agárd | 12 |
| Fertő-tó | Fertőrákos | 13 |
| Tisza-tó | Tiszafüred | 16 |
| Sea | Location | Water temperatures [°C] |
|---|---|---|
| Balti-tenger | Gdansk-Sopot | 9 |
| Rügen | 10 | |
| Adriai-tenger | Pescara | 18 |
| Bari | 18 | |
| Velence | 17 | |
| Portorozs | 17 | |
| Pula | 17 | |
| Split | 18 | |
| Dubrovnik | 18 | |
| Ulcinj | 19 | |
| Durres | 18 | |
| Földközi-tenger | Malaga | 17 |
| Valencia | 19 | |
| Barcelona | 18 | |
| Nizza | 17 | |
| Nápoly | 19 | |
| Palermo | 18 | |
| Livorno | 17 | |
| Korfu | 19 | |
| Athén | 18 | |
| Iraklion | 19 | |
| Thesszaloniki | 19 | |
| Antalya | 21 | |
| Larnaca | 20 | |
| Haifa | 21 | |
| Alexandria | 21 | |
| Tunisz | 18 | |
| Algír | 19 | |
| Fekete-tenger | Konstanca | 14 |
| Burgas | 16 | |
| Jalta | 13 | |
| Szocsi | 16 | |
| Vörös-tenger | Akaba | 23 |
| Sharm el-Sheikh | 25 | |
| Hurghada | 24 |
| Ocean | Location | Water temperatures [°C] |
|---|---|---|
| Atlanti-óceán | Brest | 13 |
| La Rochelle | 16 | |
| Biarritz | 16 | |
| Santander | 15 | |
| Porto | 16 | |
| Lisszabon | 16 | |
| Faro | 17 | |
| Gibraltár | 17 |