Lake Stechlin

Lake Deep, clear Brandenburg lake prized for ecological research

North of Berlin, Lake Stechlin (Großer Stechlinsee) attracts swimmers and divers to unusually clear oligotrophic waters and readers familiar with Theodor Fontane’s novel set nearby.

Main image

Lake Stechlin (Stechlinsee) is a clear, oligotrophic lake in Brandenburg, Germany, noted for its depth and high water quality. It is set within the Stechlin-Ruppiner Land Nature Park and has been the subject of long-term freshwater research.

The lake and its immediate surroundings support woodland, open water and wetland habitats and are popular with walkers, swimmers and small-boat users. A small village on the shore provides the main access points and modest visitor facilities.

Scientific interest in the lake’s oligotrophic waters has led to the establishment of research facilities that study freshwater ecology and long-term environmental change. The lake has also featured in regional literature and natural-history accounts.

Geographically it lies north of Berlin in Brandenburg within a protected natural park area and is accessed by local roads from nearby towns.

  • Water clarity and ecology: One of the lake's distinguishing features is its exceptional water clarity and oligotrophic (low-nutrient) status, which supports a distinct aquatic ecosystem.
  • Depth: Maximum depth is approximately 69.5 metres, making it one of the deeper lakes in the region and a subject of scientific study.

What to See #

  • Neuglobsow: The village and bathing area of Neuglobsow on the lake's shore that serves as the main visitor access point with swimming spots and boat access.
  • Research station: A freshwater research station hosting long-term limnological studies and monitoring of the lake's oligotrophic ecosystem.
Lake Stechlin
Stechlinsee (Lake Stechlin), Brandenburg, Germany
53.1521, 13.0282

Tips for Visiting Lake Stechlin #

  • Enter the lake area via the village of Neuglobsow-there's a small visitor point/museum there that's the customary orientation spot for Stechlinsee.
  • Go early on weekdays for the calm, clear water that the lake is famous for; mornings give the best conditions for swimming, diving or glassy-lake photography.
  • Respect the protected-area rules: stick to marked trails and bathing areas and check signage for any seasonal access limits around the research and nature-conservation zones.

Best Time to Visit Lake Stechlin #

Summer (June-September) is the best time for swimming, diving and other water activities.

Summer (best time)
June-September · 15-25°C
Warmer water and air make it the peak season for swimming, diving and boating in this clear, deep lake.
Winter
December-February · -5-5°C
Cold with possible ice; outdoor activities are quieter and many swimmers stop for the season.
Shoulder seasons
April-May, October-November · 5-15°C
Quieter with variable weather-good for hiking and fewer crowds but cooler water temperatures.

Weather & Climate near Lake Stechlin #

Climate

Lake Stechlin's climate is classified as Oceanic - Oceanic climate with mild summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -3°C to 22°C. Moderate rainfall (560 mm/year).

Temperature & Rainfall
Temperature Range
22°
Warmest Month
-3°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of 2°C and lows of -3°C. Moderate rainfall (40 mm).

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-3°

Weather

40 mm
Rainfall
4.2 m/s
Wind
Light Breeze

February

February is cold with highs of 3°C and lows of -2°C. Moderate rainfall (30 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

30 mm
Rainfall
3.9 m/s
Wind
Light Breeze

March

March is cold with highs of 6°C and lows of 0°C. Moderate rainfall (36 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

36 mm
Rainfall
4.1 m/s
Wind
Light Breeze

April

April is cold with highs of 12°C and lows of 3°C. Moderate rainfall (38 mm).

Comfort

Feels Like Cold
C
Temperature
12°

Weather

38 mm
Rainfall
3.7 m/s
Wind
Light Breeze

May

May is cool with highs of 17°C and lows of 8°C. Moderate rainfall (58 mm).

Comfort

12°
Feels Like Cool
12°C
Temperature
17°

Weather

58 mm
Rainfall
3.4 m/s
Wind
Light Breeze

June

June is cool with highs of 20°C and lows of 11°C. Moderate rainfall (59 mm).

Comfort

16°
Feels Like Cool
16°C
Temperature
11° 20°

Weather

59 mm
Rainfall
3.3 m/s
Wind
Light Breeze

July

July is cool with highs of 22°C and lows of 13°C. The wettest month with 62 mm of rain.

Comfort

17°
Feels Like Cool
17°C
Temperature
13° 22°

Weather

62 mm
Rainfall
3.3 m/s
Wind
Light Breeze

August

August is cool with highs of 22°C and lows of 13°C. Moderate rainfall (57 mm).

Comfort

17°
Feels Like Cool
17°C
Temperature
13° 22°

Weather

57 mm
Rainfall
3.1 m/s
Wind
Light Breeze

September

September is cool with highs of 17°C and lows of 10°C. Moderate rainfall (44 mm).

Comfort

14°
Feels Like Cool
14°C
Temperature
10° 17°

Weather

44 mm
Rainfall
3.3 m/s
Wind
Light Breeze

October

October is cold with highs of 12°C and lows of 6°C. Moderate rainfall (40 mm).

Comfort

Feels Like Cold
C
Temperature
12°

Weather

40 mm
Rainfall
3.6 m/s
Wind
Light Breeze

November

November is cold with highs of 7°C and lows of 2°C. Moderate rainfall (48 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

48 mm
Rainfall
4.0 m/s
Wind
Light Breeze

December

December is cold with highs of 3°C and lows of -1°C. Moderate rainfall (48 mm).

Comfort

Feels Like Cold
C
Temperature
-1°

Weather

48 mm
Rainfall
4.2 m/s
Wind
Light Breeze

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