Lake Toplitz

Lake Remote alpine lake linked to WWII mysteries

An isolated alpine lake in Styria’s forested hills, reached by mountain trails; hikers visit for upland walks and local lore about wartime sunken items and hidden caches.

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Lake Toplitz (Toplitzsee) is a mountain lake in the Austrian Alps, located in the Salzkammergut region of Styria. The lake occupies a steep-sided basin and is noted in modern times for historical wartime associations.

Boat access and guided visits are the main ways visitors reach the lake; the shoreline is largely natural mountain terrain with limited development. The lake’s depth and cold, stratified waters have been the subject of dives and investigations.

Toplitzsee sits amid steep forested mountains; in the mid-20th century it attracted attention for alleged caches and artifacts associated with World War II, which led to dives and searches in the decades after the war.

The lake is located in Styria’s Salzkammergut area, in alpine terrain accessible from nearby towns in the Styrian lake district.

  • Cultural and historical interest: Located in the Austrian Salzkammergut region and long associated with local legends and World War II-era searches for sunken objects.
Lake Toplitz
Toplitzsee, near Altaussee, Styria, Austria
47.6417, 13.9278

How to Get to Lake Toplitz #

Toplitzsee is reached from the village of Altaussee in Salzkammergut. Drive or take regional buses on the B145/B120 through Bad Aussee; the lake is a short, well-signposted detour from Altaussee. Some parts of the approach require walking from nearby parking.

Tips for Visiting Lake Toplitz #

  • Toplitzsee is accessed via alpine trails and private lake cottages-arrange a boat or guide from Altaussee; swimming is cold and discouraged.
  • Respect local rules: the lake is part of a fragile mountain environment with restricted areas and private property on parts of the shore.
  • The lake's wartime stories (SS tests and sunken containers) are best learned from museum exhibits in Altaussee or archival texts rather than casual hearsay.

Best Time to Visit Lake Toplitz #

Summer months are the practical choice for access and weather; the lake is at its most approachable when the alpine trails are free of snow.

Summer
June-September · 10-22°C
Easiest access and most comfortable for walking the alpine trails surrounding the lake.
Late Spring / Early Autumn
May, September-October · 5-15°C
Quieter paths and dramatic light; be cautious of sudden weather changes in the hills.

Weather & Climate near Lake Toplitz #

Climate

Lake Toplitz's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -8°C to 21°C. Abundant rainfall (1195 mm/year), wettest in July.

Best Time to Visit
AugustSeptemberMay
Temperature & Rainfall
Temperature Range
32°
Warmest Month
-27°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of 0°C and lows of -8°C. Moderate rainfall (71 mm) and mostly overcast skies.

34 Poor

Comfort

-4°
Feels Like Freezing
-4°C
Temperature
-8°
93%
Humidity
Very Humid

Weather

71 mm
Rainfall
1.9 m/s
Wind
Calm
0.1
UV Index
Low
8.8h daylight

February

February is freezing with highs of 2°C and lows of -6°C. Moderate rainfall (63 mm) and mostly overcast skies.

34 Poor

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-6°
92%
Humidity
Very Humid

Weather

63 mm
Rainfall
2.1 m/s
Wind
Calm
0.3
UV Index
Low
10.1h daylight

March

March is cold with highs of 6°C and lows of -3°C. Regular rainfall (90 mm) and mostly overcast skies.

41 Poor

Comfort

Feels Like Cold
C
Temperature
-3°
87%
Humidity
Very Humid

Weather

90 mm
Rainfall
2.2 m/s
Wind
Calm
0.6
UV Index
Moderate
11.8h daylight

April

April is cold with highs of 10°C and lows of 0°C. Regular rainfall (80 mm) and mostly overcast skies.

51 Acceptable

Comfort

Feels Like Cold
C
Temperature
10°
81%
Humidity
Very Humid

Weather

80 mm
Rainfall
2.2 m/s
Wind
Calm
0.9
UV Index
Moderate
13.5h daylight

May

May is cool with highs of 16°C and lows of 5°C. Regular rainfall (99 mm) and mostly overcast skies.

61 Good

Comfort

10°
Feels Like Cool
10°C
Temperature
16°
80%
Humidity
Very Humid

Weather

99 mm
Rainfall
2.1 m/s
Wind
Calm
1.2
UV Index
High
14.9h daylight

June

June is cool with highs of 19°C and lows of 8°C. Significant rainfall (147 mm) and mostly overcast skies.

57 Acceptable

Comfort

13°
Feels Like Cool
13°C
Temperature
19°
80%
Humidity
Very Humid

Weather

147 mm
Rainfall
1.9 m/s
Wind
Calm
1.5
UV Index
Very High
15.7h daylight

July

July is cool with highs of 21°C and lows of 10°C. The wettest month with heavy rain (164 mm) and partly cloudy skies.

61 Good

Comfort

15°
Feels Like Cool
15°C
Temperature
10° 21°
80%
Humidity
Very Humid

Weather

164 mm
Rainfall
2.0 m/s
Wind
Calm
1.6
UV Index
Very High
15.3h daylight

August

August is cool with highs of 20°C and lows of 10°C. Significant rainfall (139 mm) and partly cloudy skies.

63 Good

Comfort

15°
Feels Like Cool
15°C
Temperature
10° 21°
81%
Humidity
Very Humid

Weather

139 mm
Rainfall
1.7 m/s
Wind
Calm
1.3
UV Index
High
14.1h daylight

September

September is cool with highs of 17°C and lows of 6°C. Significant rainfall (105 mm) and partly cloudy skies.

63 Good

Comfort

12°
Feels Like Cool
12°C
Temperature
17°
85%
Humidity
Very Humid

Weather

105 mm
Rainfall
1.8 m/s
Wind
Calm
0.8
UV Index
Moderate
12.4h daylight

October

October is cold with highs of 12°C and lows of 2°C. Moderate rainfall (74 mm) and partly cloudy skies.

57 Acceptable

Comfort

Feels Like Cold
C
Temperature
12°
86%
Humidity
Very Humid

Weather

74 mm
Rainfall
1.8 m/s
Wind
Calm
0.5
UV Index
Low
10.7h daylight

November

November is cold with highs of 5°C and lows of -2°C. Moderate rainfall (78 mm) and mostly overcast skies.

41 Poor

Comfort

Feels Like Cold
C
Temperature
-2°
90%
Humidity
Very Humid

Weather

78 mm
Rainfall
1.9 m/s
Wind
Calm
0.2
UV Index
Low
9.2h daylight

December

December is freezing with highs of 1°C and lows of -6°C. Regular rainfall (85 mm) and mostly overcast skies.

32 Poor

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-6°
91%
Humidity
Very Humid

Weather

85 mm
Rainfall
1.9 m/s
Wind
Calm
0.1
UV Index
Low
8.3h daylight

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