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Lake Sarnen

Lake Sarnen

© Seefeld Park Sarnen

Lake Sarnen Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Lake Sarnen, 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

4.4°C

TODAY

4.3°C

YESTERDAY

4.3°C

A WEEK AGO

As of today, the minimum water temperature in the Lake Sarnen 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 Sarnen Over the Last 30 Days

Today the water temperature in Lake Sarnen is higher than the same day in previous years. The water temperature range here in February is from 0°C to 5°C. Water temperatures have risen over the past 7 days but dropped over the past month.

The forecasted water temperature values for Lake Sarnen 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 164.3°C3.3°C
Feb 174.2°C3.3°C
Feb 184.2°C3.3°C
Feb 194.1°C3.3°C
Feb 204.2°C3.3°C
Feb 214.3°C3.3°C
Feb 224.3°C3.3°C
Feb 234.4°C3.3°C
Feb 243.3°C4.3°C
Feb 253.3°C4.2°C
Feb 263.3°C4.1°C
Feb 273.3°C4.0°C
Feb 283.3°C3.9°C
Mar 13.0°C3.8°C
Mar 23.0°C3.7°C
Mar 33.0°C3.6°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 Sarnen by Month

January

MinimumAverageMaximum
4°C6.5°C9°C

February

MinimumAverageMaximum
0°C3.3°C5°C

March

MinimumAverageMaximum
0°C3°C6°C

April

MinimumAverageMaximum
6°C8.6°C12°C

May

MinimumAverageMaximum
12°C14.7°C18°C

June

MinimumAverageMaximum
18°C20.9°C25°C

July

MinimumAverageMaximum
21°C23.6°C29°C

August

MinimumAverageMaximum
21°C23.9°C27°C

September

MinimumAverageMaximum
18°C21°C26°C

October

MinimumAverageMaximum
12°C15°C18°C

November

MinimumAverageMaximum
7°C10°C13°C

December

MinimumAverageMaximum
5°C6.8°C9°C

Monthly Water Temperature Histogram for Lake Sarnen

Water Temperature in Cities and Towns on Lake Sarnen

Sachseln
Switzerland
4.3°C
Sarnen
Switzerland
4.3°C

Lake Sarnen Weather

FEBRUARY 23

4°C / 11°C
overcast

rain: 25% | wind: 6 km/h

FEBRUARY 24

2°C / 12°C
overcast

rain: 8% | wind: 7 km/h

FEBRUARY 25

5°C / 11°C
slight rain showers

rain: 70% | wind: 6 km/h

FEBRUARY 26

0°C / 6°C
slight snow shower

rain: 55% | wind: 6 km/h

FEBRUARY 27

-1°C / 7°C
fog

rain: 30% | wind: 9 km/h

Water Temperature in Lake Sarnen: General Trends and Swimming Opportunities

Original name of the lake: Lac de Sarnen, Sarnersee, Lago di Sarnen

Primary inflows: Aa, Grosse Melchaa, Dreiwässerkanal
Primary outflows: Sarner Aa
Basin countries: Switzerland
Max. length: 5.7 km (3.5 mi)
Max. width: 1.6 km (0.99 mi)
Surface area: 7.5 km2 (2.9 sq mi)
Average depth: 31 m (102 ft)
Max. depth: 51 m (167 ft)
Water volume: 0.239 cubic kilometres (194,000 acre⋅ft)
Residence time: 0.8 years
Surface elevation: 469 m (1,539 ft)

Lake Sarnen (Sarnersee) is a beautiful lake located in the canton of Obwalden, Switzerland. Covering an area of approximately 7.5 square kilometers (2.9 square miles), it is known for its serene atmosphere, surrounded by lush green hills and picturesque mountain views. The lake offers a variety of recreational activities, such as swimming, boating, fishing, and hiking. In the summer, the water temperature of Lake Sarnen typically ranges from 18°C to 22°C (64°F to 72°F), making it a pleasant destination for swimming and outdoor activities.

Geographical Location of Lake Sarnen

Frequently Asked Questions About Lake Sarnen and its Water Temperatures

What is the current water temperature in Lake Sarnen?

The water temperature today in Lake Sarnen is 40°F (4.4°C).

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

The average water temperature in Lake Sarnen during the summer months is typically between 70°F to 75°F (21°C to 24°C), and it can reach up to 84°F (29°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Lake Sarnen in May?

The average water temperature in Lake Sarnen in May ranges from 54°F to 64°F (12°C to 18°C).

What is the water temperature in Lake Sarnen in September?

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

Where is Lake Sarnen located?

Lake Sarnen is located in Switzerland, at an elevation of 1,539 feet (469 meters) above sea level.

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

Yes, it is indeed possible to swim in Lake Sarnen, Switzerland. The lake offers various swimming areas and lidos for public use, as well as clear water for wild swimming.

What are the coordinates of Lake Sarnen?

Lake Sarnen is located at coordinates 46.8690°N 8.2210°E.