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 Zelvyanka
Water temperature in the Zelvyanka by city today 📍
| City | Now | Swimming |
|---|---|---|
| Zelva | +18° | Comfortable for swimming |
| Ruzhany | +18° | Comfortable for swimming |
| Mosty | +17° | Cool for swimming |
🎣 Fishing in cities on the Zelvyanka
Water temperature forecast in the Zelvyanka 📅
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Zelvyanka this weekend
Water temperature in the Zelvyanka for a month
There is no exact monthly water forecast — it changes slowly. The reference is the climate normal: up to +18° in summer. The monthly normal is below.
Monthly water temperature in the Zelvyanka 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +2 | +1 | +5 | +9 | +11 | +14 | +18 | +17 | +12 | +10 | +7 | +2 |
Climate normal (model estimate).
Swimming conditions in the Zelvyanka by month
When to swim in the Zelvyanka 🏖️
Cities on the Zelvyanka 📍
FAQ about water in the Zelvyanka ❓
What is the water temperature in the Zelvyanka now?
Now +17° — Cool for swimming.
Can you swim in the Zelvyanka?
Comfortable season — July.
When is water warmest in the Zelvyanka?
Warmest in July — up to +18°.
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 Zelvyanka on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Zelva | +17° | +17° | +18° | +18° | +19° | +18° | +17° | +17° | +17° | +18° |
| Ruzhany | +17° | +17° | +18° | +19° | +19° | +18° | +17° | +17° | +18° | +18° |
| Mosty | +16° | +16° | +16° | +17° | +17° | +17° | +16° | +15° | +16° | +17° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Zelvyanka — in detail
Water temperature in the Zelvyanka 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.