Monday 4 August 2025
| River | Location | Water temperatures [°C] |
|---|---|---|
| Duna | Rajka | 17 |
| Esztergom | 20 | |
| Budapest | 20 | |
| Dunaújváros | 20 | |
| Baja | 20 | |
| Mohács | 21 | |
| Komárom | 20 | |
| Tisza | Tiszabecs | 22 |
| Tokaj | 25 | |
| Szolnok | 24 | |
| Szeged | 25 | |
| Rába | Körmend | 20 |
| Dráva | Barcs | 21 |
| Mura | Letenye | 15 |
| Lake | Location | Water temperatures [°C] |
|---|---|---|
| Balaton | Siófok | 21 |
| Balatonakali | - | |
| Tihanyrév | 23 | |
| Velencei-tó | Agárd | 22 |
| Fertő-tó | Fertőrákos | 20 |
| Tisza-tó | Tiszafüred | 25 |
| Sea | Location | Water temperatures [°C] |
|---|---|---|
| Balti-tenger | Gdansk-Sopot | 19 |
| Rügen | 19 | |
| Adriai-tenger | Pescara | 26 |
| Bari | 26 | |
| Velence | 26 | |
| Portorozs | 26 | |
| Pula | 26 | |
| Split | 25 | |
| Dubrovnik | 25 | |
| Ulcinj | 24 | |
| Durres | 25 | |
| Földközi-tenger | Malaga | 24 |
| Valencia | 27 | |
| Barcelona | 26 | |
| Nizza | 24 | |
| Nápoly | 26 | |
| Palermo | 27 | |
| Livorno | 25 | |
| Korfu | 23 | |
| Athén | 27 | |
| Iraklion | 26 | |
| Thesszaloniki | 28 | |
| Antalya | 30 | |
| Larnaca | 27 | |
| Haifa | 29 | |
| Alexandria | 28 | |
| Tunisz | 26 | |
| Algír | 25 | |
| Fekete-tenger | Konstanca | 25 |
| Burgas | 27 | |
| Jalta | 26 | |
| Szocsi | 28 | |
| Vörös-tenger | Akaba | 29 |
| Sharm el-Sheikh | 31 | |
| Hurghada | 30 |
| Ocean | Location | Water temperatures [°C] |
|---|---|---|
| Atlanti-óceán | Brest | 16 |
| La Rochelle | 22 | |
| Biarritz | 23 | |
| Santander | 21 | |
| Porto | 17 | |
| Lisszabon | 18 | |
| Faro | 21 | |
| Gibraltár | 21 |