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 Kymijoki +13°.
Water temperature map of the Kymijoki
ColderWarmer
Water temperature in the Kymijoki by city tomorrow 📍
🎣 Fishing in cities on the Kymijoki
Water temperature forecast in the Kymijoki tomorrow 📅
Wednesday
26 August
+13°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature chart in the Kymijoki tomorrow 📈
+13°
minimum tomorrow
+13°
maximum tomorrow
→
steady
🏊
Tomorrow: no warmer than +13° — too cold for swimming.
Water questions tomorrow ❓
What is the water in the Kymijoki tomorrow?
From +13° to +13° by the climate model; trend — steady.
Will the water warm up by the weekend?
On Saturday about +13°.
Can you swim in the Kymijoki tomorrow?
no warmer than +13° — too cold for swimming.
Water temperature forecast in the Kymijoki tomorrow. Daily values and by-city temperatures for this horizon to plan a trip and a swim. Full reference data — map, monthly climate normal, yearly archive and swimming season — is on the main page.