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Lac de Pormenaz

Lac de Pormenaz Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Lac de Pormenaz, 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

7.3°C

TODAY

7.1°C

YESTERDAY

5.4°C

A WEEK AGO

As of today, the minimum water temperature in the Lac de Pormenaz ranges from 41°F (5°C) to 47°F (8°C). This water temperature is still quite low, and swimming in such conditions may only be comfortable for hardened individuals. It is recommended to limit the time spent in the water to avoid hypothermia. For those not accustomed to cold water, it is better to refrain from swimming. However, if you decide to enter the water, it is advisable to wear a warm wetsuit for protection against the cold.

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 Lac de Pormenaz Over the Last 30 Days

Today the water temperature in Lac de Pormenaz is lower than the same day in previous years. The water temperature range here in June is from 7°C to 23°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 Lac de Pormenaz 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
May 275.4°C10.0°C
May 285.9°C10.0°C
May 296.0°C10.0°C
May 306.0°C10.0°C
May 316.1°C10.0°C
Jun 16.4°C15.0°C
Jun 27.1°C15.0°C
Jun 37.3°C15.0°C
Jun 415.0°C7.8°C
Jun 515.0°C8.3°C
Jun 615.0°C8.7°C
Jun 715.0°C9.1°C
Jun 815.0°C9.5°C
Jun 915.0°C9.8°C
Jun 1015.0°C10.1°C
Jun 1115.0°C10.4°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 Lac de Pormenaz by Month

January

MinimumAverageMaximum
0°C2.5°C5°C

February

MinimumAverageMaximum
0°C4.5°C9°C

March

MinimumAverageMaximum
1°C5°C9°C

April

MinimumAverageMaximum
1°C7°C13°C

May

MinimumAverageMaximum
4°C10°C16°C

June

MinimumAverageMaximum
7°C15°C23°C

July

MinimumAverageMaximum
17°C20°C25°C

August

MinimumAverageMaximum
17°C21.4°C23°C

September

MinimumAverageMaximum
15°C17.6°C23°C

October

MinimumAverageMaximum
8°C11°C14°C

November

MinimumAverageMaximum
3°C6°C9°C

December

MinimumAverageMaximum
1°C3°C5°C

Monthly Water Temperature Histogram for Lac de Pormenaz

Lac de Pormenaz Weather

Water Temperature in Lac de Pormenaz: General Trends and Swimming Opportunities

Lac de Pormenaz, located in the French Alps near Passy in Haute-Savoie, is a beautiful high-altitude lake set at about 1,945 meters (6,381 feet) above sea level. Surrounded by rocky terrain and alpine meadows, it’s a popular destination for hikers seeking a remote and picturesque spot. Due to its altitude, the lake's water temperature remains quite cool even during summer, usually ranging from 10 to 15°C (50–59°F). This temperature provides a bracing experience, making swimming here more suited for a quick, refreshing dip rather than extended swimming sessions.

Swimming in Lac de Pormenaz is possible but not widely practiced due to the cold water and the lack of amenities or lifeguard supervision. Swimmers who are comfortable with the chilly temperature enjoy the lake as a peaceful and secluded spot to cool off after a hike. However, given its natural environment, swimmers should be cautious and well-prepared for the alpine conditions. The lake is an ideal destination for adventurous visitors who appreciate serene surroundings and don’t mind the brisk water temperature.

Geographical Location of Lac de Pormenaz

Frequently Asked Questions About Lac de Pormenaz and its Water Temperatures

What is the current water temperature in Lac de Pormenaz?

The water temperature today in Lac de Pormenaz is 45°F (7.3°C).

What is the water temperature in Lac de Pormenaz during the summer months?

The average water temperature in Lac de Pormenaz during the summer months is typically between 65°F to 71°F (19°C to 21°C), and it can reach up to 77°F (25°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Lac de Pormenaz in May?

The average water temperature in Lac de Pormenaz in May ranges from 50°F to 61°F (10°C to 16°C).

What is the water temperature in Lac de Pormenaz in September?

The average water temperature in Lac de Pormenaz in September is typically between 59°F to 73°F (15°C to 23°C).

Where is Lac de Pormenaz located?

Lac de Pormenaz is located in France in Auvergne-Rhône-Alpes, at an elevation of 6,382 feet (1945 meters) above sea level.

Is it possible to swim in Lac de Pormenaz and what are the possibilities for this?

Yes, it is possible to swim in Lac de Pormenaz in France. However, there are no specific facilities provided, so swimming is at your own risk and suitability depends on the weather.

What are the coordinates of Lac de Pormenaz?

Lac de Pormenaz is located at coordinates 45.9620°N 6.7940°E.