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.
Warm water. Now in the Han +23°. Swimming season — from May to October.
Water temperature map of the Han
ColderWarmer
Water temperature in the Han by city tomorrow 📍
| City | tomorrow | Swimming |
|---|---|---|
| Seoul | +23° | Warm water |
| Koyan | +23° | Warm water |
| Chechon | +23° | Comfortable for swimming |
| Chungju | +23° | Warm water |
🎣 Fishing in cities on the Han
Water temperature forecast in the Han tomorrow 📅
Wednesday
26 August
+23°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature chart in the Han tomorrow 📈
+23°
minimum tomorrow
+23°
maximum tomorrow
→
steady
🏊
Tomorrow: the water will warm to +23° — great for swimming.
Water questions tomorrow ❓
What is the water in the Han tomorrow?
From +23° to +23° by the climate model; trend — steady.
Will the water warm up by the weekend?
On Saturday about +22°.
Can you swim in the Han tomorrow?
the water will warm to +23° — great for swimming.
Water temperature forecast in the Han 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.