
Lake · Germany
Kellersee
Lake in Malente, Schleswig-Holstein, Germany
- Area
- 5.0km²
- Max depth
- 27m
- Average depth
- 8.4m
- Elevation
- 22m a.s.l.
- Shoreline
- 15km
- Volume
- 0.042km³
Kellersee is a lake in Germany. It covers 5.0 km². On average it is 8.4 m deep, and 27 m at its deepest point. Its surface lies 22 m above sea level.
Plan your visit
Stay, sail and get there
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The water
How warm is Kellersee?
The water is warmest in July, around 21 °C at the surface, and coldest in February, around 2 °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 3 °C in January. The driest month is April (37 mm of rain), the wettest July (77 mm).
Average surface temperature measured by the Landsat 8 satellite between 2013 and 2021 at the point furthest from the shore (93 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 | 3 | -2 | 63 | 13 | 0.4 | 22 |
| February | 2 | 2 | 4 | -2 | 51 | 12 | 1.7 | 21 |
| March | 4 | 6 | 7 | 0 | 46 | 11 | 4.2 | 20 |
| April | 8 | 10 | 12 | 3 | 37 | 9 | 6.9 | 18 |
| May | 13 | 16 | 17 | 8 | 54 | 11 | 7.8 | 17 |
| June | 18 | 20 | 20 | 12 | 67 | 13 | 8.0 | 17 |
| July | 21 | 21 | 22 | 14 | 77 | 14 | 7.4 | 16 |
| August | 20 | 21 | 22 | 14 | 71 | 14 | 6.3 | 16 |
| September | 17 | 19 | 18 | 10 | 55 | 12 | 5.3 | 18 |
| October | 13 | 15 | 13 | 7 | 60 | 13 | 2.9 | 19 |
| November | 8 | 10 | 7 | 3 | 58 | 13 | 0.8 | 19 |
| December | 4 | 6 | 4 | 0 | 66 | 14 | 0.1 | 21 |
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 8 months before flowing out.
- Its catchment drains 131 km² of land.
- About 2.1 m³ of water flow out every second, on average.
Around the shore
What's around Kellersee
Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.
- 15beaches and swimming spots
Badestelle Krummsee, Hamburger Strand, Wöbbensredder Badeanstalt, Badestelle Naturpark-Camping Prinzenholz, Krummsee Strand and 10 more
- 4campsites
Naturpark-Camping Prinzenholz, Camping "An der Schwentine", Naturpark Camping Prinzenholz Außenstellplätze, Womo-Stop Bad Malente-Gremsmühlen
- —boat hire and water-sport clubs
- 2marinas and slipways
SVMG
- 4ferry piers
Seehütte, Janusallee, Fährhaus Fissau, Gut Immenhof
- 6viewpoints
Ukleisee, Kellersee, Tilly's Bikestop, Kaiser-Wilhelm-Turm and 2 more
- 18hotels, B&Bs and chalets
DJH Jugendherberge Bad Malente, SeeSchloss am Kellersee, Uklei-Fährhaus, ehem. Intermar-Hotel, Parkschlößchen and 13 more
- —fishing spots
- 19restaurants and cafés
Towns on the shore
- Eutin16,984 people
- Malente10,817 people
Nearest airport with scheduled flights: Lübeck Blankensee Airport (LBC), 42 km in a straight line.
Car hire at HAM airport (Hamburg)Discover Cars · Affiliate linkOpenStreetMap is built by volunteers: when a number is low, it may just mean nobody has mapped it yet.
Photos
Seen by visitors


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 | 2.6 | 3.5 | 7.0 | 12.3 | 16.8 | 20.1 | 22.2 | 21.9 | 18.2 | 13.0 | 7.4 | 3.7 |
| 2020 | +3.7 | +4.1 | +1.4 | +1.3 | −1.1 | +1.0 | −1.7 | +2.5 | +1.1 | +0.4 | +1.8 | +0.4 |
| 2021 | −0.1 | −0.5 | +1.4 | −2.6 | −2.5 | +2.8 | +1.2 | −1.4 | +1.2 | +1.0 | +1.0 | −0.3 |
| 2022 | +2.9 | +3.7 | +1.9 | −0.9 | +0.6 | +1.3 | +0.3 | +2.5 | −0.9 | +3.2 | +0.9 | −0.7 |
| 2023 | +3.3 | +2.5 | +1.2 | −0.7 | +0.1 | +2.6 | −0.7 | −0.3 | +3.9 | +1.1 | +0.2 | +1.0 |
| 2024 | +1.1 | +4.2 | +3.1 | +0.5 | +2.8 | −0.2 | ±0.0 | +1.1 | +1.2 | +1.2 | +0.4 | +2.3 |
| 2025 | +1.0 | +0.5 | +2.8 | +2.4 | +0.1 | +0.9 | +0.2 | ±0.0 | +1.0 | +0.6 | +0.4 | +2.0 |
+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 (Q453834) · 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.