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.
Comfortable for swimming. Now in the Rhine +21°. Swimming season — from June to September.
Water temperature map of the Rhine
ColderWarmer
Water temperature in the Rhine by city today 📍
+21°
Rotterdam
+21°
Dyusseldorf
+21°
Rotterdam
+21°
Ingelheim am Rhein
+21°
Eningen
+21°
Koblenz
+22°
Gipf-Oberfrik
+21°
Kheri
+21°
Koblakh
+20°
Berg i Dal
+21°
Pannerden
+20°
Nordelos
| City | Now | Swimming |
|---|---|---|
| Rotterdam | +21° | Comfortable for swimming |
| Dyusseldorf | +21° | Comfortable for swimming |
| Rotterdam | +21° | Comfortable for swimming |
| Ingelheim am Rhein | +21° | Comfortable for swimming |
| Eningen | +21° | Comfortable for swimming |
| Koblenz | +21° | Comfortable for swimming |
| Gipf-Oberfrik | +22° | Comfortable for swimming |
| Kheri | +21° | Comfortable for swimming |
| Koblakh | +21° | Comfortable for swimming |
| Berg i Dal | +20° | Comfortable for swimming |
| Pannerden | +21° | Comfortable for swimming |
| Nordelos | +20° | Comfortable for swimming |
| Ridderkerk | +21° | Comfortable for swimming |
| Germersheim | +21° | Comfortable for swimming |
| Plobskheym | +21° | Comfortable for swimming |
| Rozeno | +21° | Comfortable for swimming |
| Oberkhauzen-Raynkhauzen | +21° | Comfortable for swimming |
| Raynmyunster | +20° | Comfortable for swimming |
| Tolkamer | +21° | Comfortable for swimming |
| Skhelleynen | +20° | Comfortable for swimming |
| Kaysten | +22° | Comfortable for swimming |
| Rafts | +21° | Comfortable for swimming |
| Ottershtadt | +20° | Comfortable for swimming |
| Rozendal | +19° | Comfortable for swimming |
| Laufenburg | +21° | Comfortable for swimming |
| Rorbas | +22° | Comfortable for swimming |
| Renkyum | +21° | Comfortable for swimming |
| Duesseldorf | +21° | Comfortable for swimming |
| Shtaynmauern | +20° | Comfortable for swimming |
| Valdzee | +20° | Comfortable for swimming |
| Rhenen | +20° | Comfortable for swimming |
| Bleskensgraf | +21° | Comfortable for swimming |
| Hendrik-Ido-Ambacht | +21° | Comfortable for swimming |
| Koenigswinter | +20° | Comfortable for swimming |
| Neuss | +20° | Comfortable for swimming |
| Boppard | +20° | Comfortable for swimming |
| Bad-Khenningen | +21° | Comfortable for swimming |
| Zults | +21° | Comfortable for swimming |
| Buks | +22° | Comfortable for swimming |
| Kleve | +21° | Comfortable for swimming |
🎣 Fishing in cities on the Rhine
Water temperature forecast in the Rhine 📅
Thursday
13 August
+21°
Friday
14 August
+21°
Saturday
15 August
+21°
Sunday
16 August
+21°
Monday
17 August
+21°
Tuesday
18 August
+22°
Wednesday
19 August
+22°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Rhine this weekend
Saturday, 15 August · water +21° · comfortable for swimming
Sunday, 16 August · water +21° · comfortable for swimming
Water temperature in the Rhine for a month
There is no exact monthly water forecast — it changes slowly. The reference is the climate normal: up to +25° in summer. The monthly normal is below.
Monthly water temperature in the Rhine 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +5 | +5 | +10 | +13 | +16 | +22 | +25 | +21 | +18 | +16 | +11 | +5 |
Climate normal (model estimate).
Swimming conditions in the Rhine by month
Jan+5°Cold, only for the hardy.
Feb+5°Cold, only for the hardy.
Mar+10°Cold, only for the hardy.
Apr+13°Cold, only for the hardy.
May+16°Cool for swimming.
Jun+22°Swimming season — comfortable.
Jul+25°Swimming season — comfortable.
Aug+21°Swimming season — comfortable.
Sep+18°Swimming season — comfortable.
Oct+16°Cool for swimming.
Nov+11°Cold, only for the hardy.
Dec+5°Cold, only for the hardy.
When to swim in the Rhine 🏖️
🏖️
Comfortable to swim in from June to September, when the water warms to +17° and above.
Cities on the Rhine 📍
RotterdamDyusseldorfRotterdamIngelheim am RheinEningenKoblenzGipf-OberfrikKheriKoblakhBerg i DalPannerdenNordelosRidderkerkGermersheimPlobskheymRozenoOberkhauzen-RaynkhauzenRaynmyunsterTolkamerSkhelleynenKaystenRaftsOttershtadtRozendalLaufenburgRorbasRenkyumDuesseldorfShtaynmauernValdzeeRhenenBleskensgrafHendrik-Ido-AmbachtKoenigswinterNeussBoppardBad-KhenningenZultsBuksKleve
FAQ about water in the Rhine ❓
What is the water temperature in the Rhine now?
Now +21° — Comfortable for swimming.
Can you swim in the Rhine?
Comfortable season — from June to September.
When is water warmest in the Rhine?
Warmest in July — up to +25°.
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 Rhine on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | +23° | +22° | +21° | +22° | +23° | +23° | +23° | +22° | +21° | +21° |
| Dyusseldorf | +23° | +22° | +21° | +21° | +22° | +23° | +23° | +22° | +21° | +21° |
| Rotterdam | +23° | +22° | +21° | +22° | +23° | +23° | +23° | +22° | +22° | +21° |
| Ingelheim am Rhein | +22° | +21° | +21° | +21° | +22° | +23° | +23° | +22° | +21° | +21° |
| Eningen | +23° | +22° | +21° | +22° | +22° | +23° | +23° | +22° | +21° | +21° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Rhine — in detail
Water temperature in the Rhine is tracked across 487 cities. The water is now about +21°. The page has a temperature map by city, a daily forecast and a monthly climate normal.