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Lake Sempach

Lake Sempach Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Lake Sempach, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Lake Water Temperature Information

4.1°C

TODAY

4.0°C

YESTERDAY

4.0°C

A WEEK AGO

As of today, the minimum water temperature in the Lake Sempach ranges less than 41°F (5°C). Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Lake Sempach Over the Last 30 Days

Today the water temperature in Lake Sempach is lower than the same day in previous years. The water temperature range here in February is from 4°C to 6°C. The water temperature is trending upward, and it has increased both over the past 30 days and the past week.

The forecasted water temperature values for Lake Sempach are presented in the table below.

The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.

Daily Water Temperature Chart

DateCurrentAverageForecast
Feb 154.0°C5.1°C
Feb 163.9°C5.1°C
Feb 173.8°C5.1°C
Feb 184.0°C5.1°C
Feb 194.0°C5.1°C
Feb 204.0°C5.1°C
Feb 214.0°C5.1°C
Feb 224.1°C5.1°C
Feb 235.1°C4.2°C
Feb 245.1°C4.3°C
Feb 255.1°C4.4°C
Feb 265.1°C4.4°C
Feb 275.1°C4.4°C
Feb 285.1°C4.4°C
Mar 15.7°C4.5°C
Mar 25.7°C4.6°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Lake Sempach by Month

January

MinimumAverageMaximum
4°C6.5°C9°C

February

MinimumAverageMaximum
4°C5.1°C6°C

March

MinimumAverageMaximum
4°C5.7°C9°C

April

MinimumAverageMaximum
7°C9.6°C13°C

May

MinimumAverageMaximum
13°C16.2°C19°C

June

MinimumAverageMaximum
20°C22.7°C27°C

July

MinimumAverageMaximum
22°C25.1°C30°C

August

MinimumAverageMaximum
24°C27°C30°C

September

MinimumAverageMaximum
18°C21.2°C26°C

October

MinimumAverageMaximum
10°C13°C16°C

November

MinimumAverageMaximum
7°C10°C13°C

December

MinimumAverageMaximum
5°C7°C9°C

Monthly Water Temperature Histogram for Lake Sempach

Water Temperature in Cities and Towns on Lake Sempach

Sempach
Switzerland
4.0°C
Nottwil
Switzerland
4.0°C
Oberkirch
Switzerland
4.0°C
Sursee
Switzerland
3.9°C
Eich
Switzerland
4.0°C

Known Beaches in the Area of Lake Sempach?

Seebad Eich

Seebad Eich is a 3-stars sandy beach, is located directly in Lake Sempach. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Link to the location of the beach

Strandbad Sursee

Strandbad Sursee is a 3-stars sandy beach, located in a 4 km (2 miles) radius of Lake Sempach. There is parking. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Link to the location of the beach

Lake Sempach Weather

FEBRUARY 23

5°C / 11°C
overcast

rain: 30% | wind: 8 km/h

FEBRUARY 24

3°C / 12°C
overcast

rain: 13% | wind: 8 km/h

FEBRUARY 25

4°C / 12°C
slight rain showers

rain: 80% | wind: 10 km/h

FEBRUARY 26

-1°C / 5°C
slight rain showers

rain: 80% | wind: 12 km/h

FEBRUARY 27

-1°C / 6°C
overcast

rain: 38% | wind: 9 km/h

Water Temperature in Lake Sempach: General Trends and Swimming Opportunities

Lake Sempach

© Sam

Original name of the lake: Lac de Sempach, Sempachersee, Lago di Sempach

Primary inflows: Gross Aa, Chli Aa (Sempachersee), Meierhofbach, Wilibach, Dorfbach (Sempachersee), Brandbach, Röllbach (Sempachersee), Lipperütibach, and some unnamed
Primary outflows: Suhre
Basin countries: Switzerland
Surface area: 14.5 km2 (5.6 sq mi)
Average depth: 44 m (144 ft)
Max. depth: 87 m (285 ft)
Water volume: 0.66 km3 (540,000 acre⋅ft)
Residence time: 16.9 years
Surface elevation: 503.77 m (1,652.8 ft)
Islands: Gamma Insel

Lake Sempach (Sempachersee) is a scenic lake located in the canton of Lucerne, Switzerland. The lake covers an area of about 14 square kilometers (5.4 square miles) and is surrounded by charming towns and beautiful natural landscapes. Popular for swimming, sailing, fishing, and walking along its shores, the lake is a great destination for outdoor activities. During the summer, the water temperature of Lake Sempach typically ranges from 20°C to 24°C (68°F to 75°F), providing pleasant conditions for swimming and other water sports.

Geographical Location of Lake Sempach

Frequently Asked Questions About Lake Sempach and its Water Temperatures

What is the current water temperature in Lake Sempach?

The water temperature today in Lake Sempach is 39°F (4.1°C).

What is the water temperature in Lake Sempach during the summer months?

The average water temperature in Lake Sempach during the summer months is typically between 73°F to 81°F (23°C to 27°C), and it can reach up to 86°F (30°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Lake Sempach in May?

The average water temperature in Lake Sempach in May ranges from 55°F to 66°F (13°C to 19°C).

What is the water temperature in Lake Sempach in September?

The average water temperature in Lake Sempach in September is typically between 64°F to 79°F (18°C to 26°C).

Where is Lake Sempach located?

Lake Sempach is located in Switzerland, at an elevation of 1,654 feet (504 meters) above sea level.

Is it possible to swim in Lake Sempach and what are the possibilities for this?

Yes, it is possible to swim in Lake Sempach, Switzerland. There are several public beaches and bathhouses around the lake, providing easy access for swimming.

What are the coordinates of Lake Sempach?

Lake Sempach is located at coordinates 47.1440°N 8.1560°E.