Dümmer See

Lake Shallow lake popular for sailing and birdwatching

Dümmer See is a lake in northern Germany frequented by sailors and birdwatchers; visitors use the water for sailing, windsurfing and observing migratory birds.

Main image
Dümmer See
53.5818, 11.2021
Free (public lake and surrounding park activities; some recreational facilities may have fees)

How to Get to Dümmer See #

Dümmer See is in Lower Saxony, west of Bremen and south of Oldenburg. It is reached by regional roads (B51 and B214 nearby). Nearest larger towns include Diepholz; local signage directs visitors to public beaches and parking.

Tips for Visiting Dümmer See #

  • If windsurfing, aim for open water near the northern shore where wind is generally more consistent.
  • Arrive early on summer weekends for parking near popular beaches and to avoid day‑tripper crowds.
  • Explore the surrounding nature trails - many visitors focus on the lake and miss hidden woodlands and bird hides.

Best Time to Visit Dümmer See #

Summer for water sports; shoulder seasons for quiet trails and birding.

Summer
June-August · 18-26°C
Peak recreational season: windsurfing, swimming and boating are most active.
Spring-Autumn
April-May, September-October · 8-18°C
Good for walking and birdwatching; shoulder seasons are quieter and pleasantly cool.
Winter
November-March · -5-5°C
Icy conditions possible; the lake and surroundings are stark and atmospheric.

Weather & Climate near Dümmer See #

Climate

Dümmer See's climate is classified as Oceanic - Oceanic climate with mild summers (peaking in July) and cold winters (coldest in January). Temperatures range from -2°C to 22°C. Moderate rainfall (642 mm/year).

Temperature & Rainfall
Temperature Range
22°
Warmest Month
-2°
Coldest Month
Monthly Conditions

January

January is the coolest month with highs of 3°C and lows of -2°C. Moderate rainfall (52 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

52 mm
Rainfall
4.2 m/s
Wind
Light Breeze

February

February is cold with highs of 4°C and lows of -2°C. Moderate rainfall (38 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

38 mm
Rainfall
4.0 m/s
Wind
Light Breeze

March

March is cold with highs of 8°C and lows of 0°C. Moderate rainfall (47 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

47 mm
Rainfall
4.3 m/s
Wind
Light Breeze

April

April is cold with highs of 12°C and lows of 3°C. Moderate rainfall (43 mm).

Comfort

Feels Like Cold
C
Temperature
12°

Weather

43 mm
Rainfall
3.9 m/s
Wind
Light Breeze

May

May is cool with highs of 18°C and lows of 7°C. Moderate rainfall (48 mm).

Comfort

12°
Feels Like Cool
12°C
Temperature
18°

Weather

48 mm
Rainfall
3.6 m/s
Wind
Light Breeze

June

June is cool with highs of 20°C and lows of 10°C. Moderate rainfall (63 mm).

Comfort

15°
Feels Like Cool
15°C
Temperature
10° 20°

Weather

63 mm
Rainfall
3.5 m/s
Wind
Light Breeze

July

July is cool with highs of 22°C and lows of 12°C. The wettest month with 71 mm of rain.

Comfort

17°
Feels Like Cool
17°C
Temperature
12° 22°

Weather

71 mm
Rainfall
3.6 m/s
Wind
Light Breeze

August

August is cool with highs of 22°C and lows of 12°C. Moderate rainfall (64 mm).

Comfort

17°
Feels Like Cool
17°C
Temperature
12° 22°

Weather

64 mm
Rainfall
3.3 m/s
Wind
Light Breeze

September

September is cool with highs of 18°C and lows of 9°C. Moderate rainfall (54 mm).

Comfort

13°
Feels Like Cool
13°C
Temperature
18°

Weather

54 mm
Rainfall
3.5 m/s
Wind
Light Breeze

October

October is cold with highs of 13°C and lows of 5°C. Moderate rainfall (48 mm).

Comfort

Feels Like Cold
C
Temperature
13°

Weather

48 mm
Rainfall
3.7 m/s
Wind
Light Breeze

November

November is cold with highs of 7°C and lows of 2°C. Moderate rainfall (56 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

56 mm
Rainfall
4.1 m/s
Wind
Light Breeze

December

December is cold with highs of 4°C and lows of -1°C. Moderate rainfall (58 mm).

Comfort

Feels Like Cold
C
Temperature
-1°

Weather

58 mm
Rainfall
4.3 m/s
Wind
Light Breeze

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