Tuesday 21 July 2026
| River | Location | Water temperatures [°C] |
|---|---|---|
| Duna | Rajka | 23 |
| Esztergom | 25 | |
| Budapest | 25 | |
| Dunaújváros | 25 | |
| Baja | 26 | |
| Mohács | 27 | |
| Komárom | 22 | |
| Tisza | Tiszabecs | 21 |
| Tokaj | 25 | |
| Szolnok | 26 | |
| Szeged | 25 | |
| Rába | Körmend | 24 |
| Dráva | Barcs | 25 |
| Mura | Letenye | 23 |
| Lake | Location | Water temperatures [°C] |
|---|---|---|
| Balaton | Siófok | 25 |
| Balatonakali | - | |
| Tihanyrév | 25 | |
| Velencei-tó | Agárd | 22 |
| Fertő-tó | Fertőrákos | 25 |
| Tisza-tó | Tiszafüred | 26 |
| Sea | Location | Water temperatures [°C] |
|---|---|---|
| Balti-tenger | Gdansk-Sopot | 18 |
| Rügen | 17 | |
| Adriai-tenger | Pescara | 28 |
| Bari | 27 | |
| Velence | 28 | |
| Portorozs | 27 | |
| Pula | 27 | |
| Split | 26 | |
| Dubrovnik | 27 | |
| Ulcinj | 26 | |
| Durres | 27 | |
| Földközi-tenger | Malaga | 23 |
| Valencia | 29 | |
| Barcelona | 28 | |
| Nizza | 29 | |
| Nápoly | 29 | |
| Palermo | 30 | |
| Livorno | 29 | |
| Korfu | 28 | |
| Athén | 26 | |
| Iraklion | 26 | |
| Thesszaloniki | 28 | |
| Antalya | 30 | |
| Larnaca | 28 | |
| Haifa | 29 | |
| Alexandria | 27 | |
| Tunisz | 28 | |
| Algír | 29 | |
| Fekete-tenger | Konstanca | 24 |
| Burgas | 26 | |
| Jalta | 25 | |
| Szocsi | 26 | |
| Vörös-tenger | Akaba | 28 |
| Sharm el-Sheikh | 30 | |
| Hurghada | 29 |
| Ocean | Location | Water temperatures [°C] |
|---|---|---|
| Atlanti-óceán | Brest | 16 |
| La Rochelle | 24 | |
| Biarritz | 25 | |
| Santander | 23 | |
| Porto | 21 | |
| Lisszabon | 20 | |
| Faro | 21 | |
| Gibraltár | 20 |