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 for the week 📍
| City | for the week | Swimming |
|---|---|---|
| Seoul | +23° | Warm water |
| Koyan | +24° | Warm water |
| Chechon | +23° | Comfortable for swimming |
| Chungju | +24° | Warm water |
🎣 Fishing in cities on the Han
Water temperature forecast in the Han for the week 📅
Friday
21 August
+23°
Saturday
22 August
+23°
Sunday
23 August
+23°
Monday
24 August
+23°
Tuesday
25 August
+23°
Wednesday
26 August
+23°
Thursday
27 August
+23°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature chart in the Han for the week 📈
+23°
minimum for the week
+23°
maximum for the week
↘
falling by +1°
🏊
For the week: the water will warm to +23° — great for swimming.
This weekend 🏖️
Saturday, 22 August · water +23° · warm water
Sunday, 23 August · water +23° · warm water
Water questions for the week ❓
What is the water in the Han for the week?
From +23° to +23° by the climate model; trend — falling by +1°.
Will the water warm up by the weekend?
On Saturday about +23°.
Can you swim in the Han for the week?
the water will warm to +23° — great for swimming.
Water temperature forecast in the Han for the week. 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.