Möhne Reservoir

Reservoir Large reservoir with historic dam in North Rhine-Westphalia

A large reservoir in North Rhine-Westphalia formed by the Möhne Dam, it offers boating, cycling and lakeside recreation; visitors also note the dam’s wartime breach in 1943 and nearby memorials and engineering exhibits.

Main image

A managed reservoir in North Rhine-Westphalia formed by the Mf6hne Dam, created in the early 20th century to control the Mf6hne river and supply water and power. The dam and lake are significant for both engineering and local water management.

The reservoir is used for boating, angling and lakeside recreation and is ringed by walking and cycling routes. Small towns and picnic areas around the shoreline serve as the main access points for leisure activities.

Construction of the dam was completed in the early 1910s; the structure was breached by an Allied raid in 1943 and repaired after the war, remaining in service since then. The site includes interpretive material and memorials that note its wartime role.

The reservoir sits in the Sauerland region of North Rhine-Westphalia near the municipality of Mf6hnesee and the town of Soest, within reach of larger cities in the region.

  • Age and use: The dam was completed in the early 1910s and the reservoir has been used for water regulation, power and recreation since then.
  • Wartime history: The site is widely known for the 1943 breach during Operation Chastise, an event that shaped later wartime repair work and memorials in the area.

What to See #

  • Mf6hne Dam: A dam completed in the early 20th century that created the reservoir and provides water regulation and hydro functions; it was breached by an Allied bombing raid in 1943 and subsequently repaired.
Möhne Reservoir
Möhne Reservoir (Möhnesee), North Rhine-Westphalia, Germany
51.4850, 8.1084

How to Get to Möhne Reservoir #

Möhnesee is reachable by car from the cities of Dortmund and Paderborn (roughly 45-60 minutes). Regional buses serve nearby towns; local tourist offices provide details on boat rentals and walking trails.

Tips for Visiting Möhne Reservoir #

  • Drive the earthen dam road for varied views of the reservoir and the surrounding forested slopes.
  • History buffs should note how the 1943 Dam Raid (Dambusters campaign) targeted the Möhne Dam in World War II - local museums in the area cover the event in detail.

Best Time to Visit Möhne Reservoir #

Best visited in warmer months for recreational activities such as boating, cycling and lakeside cafés.

Late spring-early autumn
May-September · 10-25°C
Pleasant for boating, cycling and visiting lakeside towns.

Weather & Climate near Möhne Reservoir #

Climate

Möhne Reservoir'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 (948 mm/year), distributed fairly evenly throughout the year.

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

January

January is the coolest month with highs of 4°C and lows of -1°C. Regular rainfall (86 mm).

Comfort

Feels Like Cold
C
Temperature
-1°

Weather

86 mm
Rainfall
4.3 m/s
Wind
Light Breeze

February

February is cold with highs of 5°C and lows of -2°C. Moderate rainfall (66 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

66 mm
Rainfall
4.1 m/s
Wind
Light Breeze

March

March is cold with highs of 8°C and lows of 0°C. Moderate rainfall (77 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

77 mm
Rainfall
4.1 m/s
Wind
Light Breeze

April

April is cold with highs of 11°C and lows of 3°C. Moderate rainfall (60 mm).

Comfort

Feels Like Cold
C
Temperature
11°

Weather

60 mm
Rainfall
3.6 m/s
Wind
Light Breeze

May

May is cool with highs of 17°C and lows of 7°C. Moderate rainfall (76 mm).

Comfort

12°
Feels Like Cool
12°C
Temperature
17°

Weather

76 mm
Rainfall
3.3 m/s
Wind
Light Breeze

June

June is cool with highs of 19°C and lows of 10°C. Regular rainfall (85 mm).

Comfort

15°
Feels Like Cool
15°C
Temperature
10° 19°

Weather

85 mm
Rainfall
3.2 m/s
Wind
Light Breeze

July

July is cool with highs of 22°C and lows of 12°C. The wettest month with 95 mm of rain.

Comfort

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

Weather

95 mm
Rainfall
3.2 m/s
Wind
Light Breeze

August

August is cool with highs of 21°C and lows of 11°C. Regular rainfall (82 mm).

Comfort

16°
Feels Like Cool
16°C
Temperature
11° 21°

Weather

82 mm
Rainfall
3.1 m/s
Wind
Light Breeze

September

September is cool with highs of 17°C and lows of 8°C. Moderate rainfall (72 mm).

Comfort

13°
Feels Like Cool
13°C
Temperature
17°

Weather

72 mm
Rainfall
3.2 m/s
Wind
Light Breeze

October

October is cold with highs of 13°C and lows of 5°C. Moderate rainfall (71 mm).

Comfort

Feels Like Cold
C
Temperature
13°

Weather

71 mm
Rainfall
3.6 m/s
Wind
Light Breeze

November

November is cold with highs of 8°C and lows of 2°C. Regular rainfall (86 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

86 mm
Rainfall
3.9 m/s
Wind
Light Breeze

December

December is cold with highs of 5°C and lows of 0°C. Regular rainfall (92 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

92 mm
Rainfall
4.1 m/s
Wind
Light Breeze

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