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.
Water temperature map of the Rio Dulce
Water temperature in the Rio Dulce by city today 📍
| City | Now | Swimming |
|---|---|---|
| Termas de Rio Hondo | +18° | Comfortable for swimming |
| Santiago del Estero | +18° | Comfortable for swimming |
| Vilya-Atamiski | +18° | Comfortable for swimming |
🎣 Fishing in cities on the Rio Dulce
Water temperature forecast in the Rio Dulce 📅
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Rio Dulce this weekend
Water temperature in the Rio Dulce for a month
There is no exact monthly water forecast — it changes slowly. The reference is the climate normal: up to +17° in summer. The monthly normal is below.
Monthly water temperature in the Rio Dulce 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +26 | +24 | +24 | +23 | +18 | +16 | +17 | +17 | +16 | +18 | +22 | +23 |
Climate normal (model estimate).
Swimming conditions in the Rio Dulce by month
When to swim in the Rio Dulce 🏖️
Cities on the Rio Dulce 📍
FAQ about water in the Rio Dulce ❓
What is the water temperature in the Rio Dulce now?
Now +17° — Cool for swimming.
Can you swim in the Rio Dulce?
Comfortable season — from January to December.
When is water warmest in the Rio Dulce?
Warmest in January — up to +26°.
Where does the water temperature data come from?
A water temperature model (by latitude, longitude and day of year), by cities.
Water temperature archive in the Rio Dulce on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Termas de Rio Hondo | +17° | +18° | +18° | +19° | +18° | +17° | +17° | +17° | +18° | +18° |
| Santiago del Estero | +17° | +17° | +18° | +18° | +18° | +17° | +17° | +17° | +18° | +18° |
| Vilya-Atamiski | +17° | +17° | +18° | +18° | +18° | +17° | +17° | +17° | +18° | +18° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Rio Dulce — in detail
Water temperature in the Rio Dulce is tracked across 3 cities. The water is now about +17°. The page has a temperature map by city, a daily forecast and a monthly climate normal.