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.
Cool for swimming. Now in the Tern +15°.
Water temperature map of the Tern
ColderWarmer
Water temperature in the Tern by city for the week 📍
| City | for the week | Swimming |
|---|---|---|
| Terny | +16° | Cool for swimming |
🎣 Fishing in cities on the Tern
Water temperature forecast in the Tern for the week 📅
Sunday
13 September
+15°
Monday
14 September
+15°
Tuesday
15 September
+14°
Wednesday
16 September
+14°
Thursday
17 September
+14°
Friday
18 September
+13°
Saturday
19 September
+13°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature chart in the Tern for the week 📈
+13°
minimum for the week
+15°
maximum for the week
↘
falling by +2°
🏊
For the week: no warmer than +15° — too cold for swimming.
This weekend 🏖️
Saturday, 19 September · water +13° · cold water
Sunday, 20 September · water +13° · cold water
Water questions for the week ❓
What is the water in the Tern for the week?
From +13° to +15° by the climate model; trend — falling by +2°.
Will the water warm up by the weekend?
On Saturday about +13°.
Can you swim in the Tern for the week?
no warmer than +15° — too cold for swimming.
Water temperature forecast in the Tern 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.