This is a climate-model estimate, not a measurement: we have no measured water temperature for rivers, lakes and reservoirs yet. Real measurements are available for seas only.
Cold water. Now in the But +13°.
Water temperature forecast in the But tomorrow 📅
Tuesday
8 September
+13°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature chart in the But tomorrow 📈
+12°
minimum tomorrow
+13°
maximum tomorrow
↘
falling by +1°
🏊
Tomorrow: no warmer than +13° — too cold for swimming.
Water questions tomorrow ❓
What is the water in the But tomorrow?
From +12° to +13° by the climate model; trend — falling by +1°.
Will the water warm up by the weekend?
On Saturday about +11°.
Can you swim in the But tomorrow?
no warmer than +13° — too cold for swimming.
Water temperature forecast in the But tomorrow. Daily values for this horizon to plan a trip and a swim. Full reference data — monthly climate normal and swimming season — is on the main page.