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 Prims
Water temperature in the Prims by city today 📍
| City | Now | Swimming |
|---|---|---|
| Nonvayler | +17° | Cool for swimming |
| Wadern | +17° | Cool for swimming |
| Dillingen | +17° | Cool for swimming |
| Saarlouis | +17° | Cool for swimming |
| Lebach | +17° | Cool for swimming |
| Shmelts | +17° | Cool for swimming |
| Khermeskayl | +17° | Cool for swimming |
| Beckingen | +18° | Cool for swimming |
| Saarvellingen | +18° | Cool for swimming |
| Vallerfangen | +17° | Cool for swimming |
| Nalbakh | +18° | Cool for swimming |
| Ensdorf | +17° | Cool for swimming |
🎣 Fishing in cities on the Prims
Water temperature forecast in the Prims 📅
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Prims this weekend
Water temperature in the Prims 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 Prims 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +5 | +4 | +6 | +11 | +13 | +14 | +18 | +18 | +14 | +10 | +9 | +5 |
Climate normal (model estimate).
Swimming conditions in the Prims by month
When to swim in the Prims 🏖️
Cities on the Prims 📍
FAQ about water in the Prims ❓
What is the water temperature in the Prims now?
Now +17° — Cool for swimming.
Can you swim in the Prims?
Comfortable season — July and August.
When is water warmest in the Prims?
Warmest in August — 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 Prims on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Nonvayler | +16° | +17° | +17° | +17° | +17° | +16° | +16° | +17° | +17° | +17° |
| Wadern | +16° | +17° | +17° | +17° | +17° | +16° | +16° | +16° | +17° | +17° |
| Dillingen | +16° | +17° | +17° | +17° | +17° | +16° | +16° | +17° | +17° | +17° |
| Saarlouis | +16° | +17° | +17° | +17° | +17° | +16° | +16° | +17° | +17° | +17° |
| Lebach | +16° | +16° | +17° | +17° | +16° | +16° | +16° | +16° | +17° | +17° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Prims — in detail
Water temperature in the Prims is tracked across 12 cities. The water is now about +17°. The page has a temperature map by city, a daily forecast and a monthly climate normal.