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 Olt
Water temperature in the Olt by city today 📍
| City | Now | Swimming |
|---|---|---|
| Brezoy | +22° | Comfortable for swimming |
| Kelimenesht | +23° | Comfortable for swimming |
| Oknele-Mari | +22° | Comfortable for swimming |
| Dregeneshti-Olt | +22° | Comfortable for swimming |
| Baraolt | +23° | Warm water |
| Miercurea-Ciuc | +22° | Comfortable for swimming |
| Avrig | +23° | Comfortable for swimming |
| Telmachu | +21° | Comfortable for swimming |
| Beile-Tushnad | +23° | Comfortable for swimming |
| Belan | +22° | Comfortable for swimming |
| Fagaras | +22° | Comfortable for swimming |
| Ramnicu Valcea | +22° | Comfortable for swimming |
| Sfyntu-George | +22° | Comfortable for swimming |
| Dragasani | +23° | Comfortable for swimming |
| Bebeni | +23° | Comfortable for swimming |
| Slatina | +23° | Comfortable for swimming |
🎣 Fishing in cities on the Olt
Water temperature forecast in the Olt 📅
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Olt this weekend
Water temperature in the Olt for a month
There is no exact monthly water forecast — it changes slowly. The reference is the climate normal: up to +23° in summer. The monthly normal is below.
Monthly water temperature in the Olt 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +8 | +7 | +10 | +15 | +16 | +19 | +23 | +22 | +17 | +14 | +12 | +7 |
Climate normal (model estimate).
Swimming conditions in the Olt by month
When to swim in the Olt 🏖️
Cities on the Olt 📍
FAQ about water in the Olt ❓
What is the water temperature in the Olt now?
Now +22° — Comfortable for swimming.
Can you swim in the Olt?
Comfortable season — from June to September.
When is water warmest in the Olt?
Warmest in July — up to +23°.
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 Olt on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Brezoy | +20° | +21° | +21° | +22° | +22° | +21° | +20° | +21° | +21° | +22° |
| Kelimenesht | +21° | +22° | +22° | +23° | +23° | +22° | +21° | +22° | +22° | +23° |
| Oknele-Mari | +20° | +21° | +21° | +21° | +21° | +21° | +20° | +20° | +21° | +22° |
| Dregeneshti-Olt | +21° | +21° | +22° | +22° | +22° | +21° | +21° | +21° | +21° | +22° |
| Baraolt | +22° | +22° | +23° | +23° | +23° | +22° | +22° | +22° | +23° | +23° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Olt — in detail
Water temperature in the Olt is tracked across 16 cities. The water is now about +22°. The page has a temperature map by city, a daily forecast and a monthly climate normal.