
Reservoir · Germany
Schluchsee
Lake in Germany
- Area
- 4.0km²
- Max depth
- 61m
- Average depth
- 27m
- Elevation
- 919m a.s.l.
- Shoreline
- 16km
- Volume
- 0.108km³
Schluchsee is a reservoir in Germany. It covers 4.0 km². On average it is 27 m deep, and 61 m at its deepest point. Its surface lies 919 m above sea level.
Plan your visit
Stay, sail and get there
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The water
How warm is Schluchsee?
The water is warmest in July, around 21 °C at the surface, and coldest in February, around 1 °C. The surface averages 20 °C or more from July to August: comfortable for most swimmers.
It does not normally freeze in winter.
On the shore, afternoons reach 22 °C on average in July and 1 °C in January. The driest month is April (80 mm of rain), the wettest May (131 mm).
Average surface temperature measured by the Landsat 8 satellite between 2013 and 2021 at the point furthest from the shore (49 readings). Shallow bays and beaches are often warmer.
From above
The whole lake from space
Month by month
The year at the lake, month by month
Not a forecast: these are averages over many years. Water is the 2013–2021 average; air, rain, sun and wind are the 1991–2020 average.
Water: 2013–2021 averageClimate: 1991–2020 average
| Month | Water°C | Water high°C | Air high°C | Air low°C | Rainmm | Rainy daysdays | Sunh/day | Windkm/h |
|---|---|---|---|---|---|---|---|---|
| January | 2 | 3 | 1 | -4 | 110 | 15 | 1.8 | 10 |
| February | 1 | 2 | 2 | -4 | 83 | 13 | 3.1 | 10 |
| March | 3 | 5 | 7 | -1 | 94 | 14 | 4.7 | 10 |
| April | 8 | 11 | 13 | 2 | 80 | 13 | 6.3 | 8 |
| May | 14 | 17 | 17 | 7 | 131 | 17 | 6.6 | 8 |
| June | 19 | 21 | 21 | 10 | 110 | 17 | 7.8 | 7 |
| July | 21 | 21 | 22 | 12 | 117 | 16 | 7.7 | 7 |
| August | 20 | 21 | 22 | 12 | 114 | 14 | 6.9 | 6 |
| September | 17 | 19 | 18 | 8 | 88 | 13 | 5.7 | 7 |
| October | 13 | 15 | 13 | 4 | 111 | 14 | 3.8 | 8 |
| November | 9 | 11 | 7 | 0 | 97 | 14 | 2.1 | 8 |
| December | 5 | 7 | 2 | -3 | 122 | 16 | 1.5 | 9 |
Water: LakeTEMP (Landsat 8, 2013–2021). Air, rain, sun and wind: NASA POWER, 1991–2020 averages. A rainy day has at least 1 mm of rain. Sunshine hours are derived from measured solar radiation.
Size & depth
How big, how deep
- On average, water stays in the lake for about 3.7 years before flowing out.
- Its catchment drains 44 km² of land.
- About 0.9 m³ of water flow out every second, on average.
Around the shore
What's around Schluchsee
Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.
- 19beaches and swimming spots
Aha, Strandbad Seebrugg, Strand Amalienruhe, Kaiserbucht and 15 more
- 7campsites
Campingplatz Wolfsgrund, Campingplatz Schluchsee, Campingplatz Keller, NaturCamp Schluchsee e.V., Wohnmobilstellplatz Schluchsee and 2 more
- 7boat hire and water-sport clubs
Schluchsee, Bootshaus, Segelschule Schluchsee, MÜLLERS and 3 more
- 6marinas and slipways
Slipbahn Wolfgrund, Steg Wolfsgrund, Steg Yachtclub Blasiwald, Slipbahn Staumauer and 2 more
- 4ferry piers
Schluchsee Strandbad, Blasiwald Staumauer, Aha Anleger, Unterkrummenhof
- 23viewpoints
Amalienruhe, Bildstein, Schluchseeblick, Admiralsblick, Feldbergblick and 18 more
- 35hotels, B&Bs and chalets
Schlegel, Pension im Wiesengrund, Hotel Jägerhof, 4allrooms, Jugendherberge Schluchsee-Seebrugg and 30 more
- —fishing spots
- 30restaurants and cafés
Towns on the shore
- Schluchsee2,586 people
Nearest airport with scheduled flights: Zürich Airport (ZRH), 50 km in a straight line.
Car hire at ZRH airport (Zurich)Discover Cars · Affiliate linkOpenStreetMap is built by volunteers: when a number is low, it may just mean nobody has mapped it yet.
Recent years
How each month compared
Afternoon high on the shore. The first row is the reference, the 1991–2020 average in °C; the years below show the difference from it: warmer in orange, cooler in blue.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1991–2020 average | 1.4 | 2.4 | 7.4 | 12.8 | 16.7 | 20.8 | 22.2 | 21.6 | 17.6 | 12.8 | 6.6 | 2.2 |
| 2020 | +2.2 | +3.6 | +0.3 | +3.5 | +0.5 | −1.7 | +0.5 | +0.9 | +1.7 | −1.9 | +2.1 | ±0.0 |
| 2021 | −1.8 | +3.1 | ±0.0 | −2.2 | −3.6 | +1.5 | −1.0 | −1.9 | +1.9 | −0.2 | −1.6 | +0.4 |
| 2022 | +0.5 | +2.2 | +2.6 | −1.3 | +2.6 | +2.6 | +2.2 | +2.4 | −0.9 | +4.0 | +2.1 | +1.0 |
| 2023 | +1.8 | +2.7 | +1.4 | −2.0 | +0.3 | +2.4 | +0.6 | +1.0 | +4.6 | +3.1 | −0.3 | +1.7 |
| 2024 | +1.4 | +4.9 | +2.5 | −0.5 | ±0.0 | −0.4 | +1.3 | +2.7 | −0.5 | +1.7 | +0.7 | −0.1 |
| 2025 | +1.6 | +1.5 | +2.3 | +1.8 | +0.7 | +3.0 | −0.7 | +1.5 | −0.5 | −0.7 | −0.1 | +2.2 |
+1 warmer than usual −1 cooler than usual
Nearby
More lakes nearby
About these numbers
| Outline, area, depth, volume | HydroLAKES v1.0 (Messager et al. 2016) · CC BY 4.0 |
|---|---|
| Water temperature and ice | LakeTEMP v1 (Korver et al. 2024), Landsat 8 2013–2021 · CC BY 4.0 |
| Air, rain, sun, wind | NASA POWER, 1991–2020 · public domain |
| Names and description | Wikidata (Q835671) · CC0 |
| Around the shore | © OpenStreetMap contributors · ODbL |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
Every figure is an average or a count from a public dataset. Licences and methods: data sources.

