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Lac de Lessy

Lac de Lessy Current Water Temperature and Forecast

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

66°F

TODAY

65°F

YESTERDAY

60°F

A WEEK AGO

As of today, the minimum water temperature in the Lac de Lessy ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming.

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 Lessy Over the Last 30 Days

Today the water temperature in Lac de Lessy is lower than the same day in previous years. The water temperature range here in August is from 59°F to 73°F. 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 Lessy 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
Aug 760°F66°F
Aug 861°F66°F
Aug 962°F66°F
Aug 1062°F66°F
Aug 1163°F66°F
Aug 1264°F66°F
Aug 1365°F66°F
Aug 1466°F66°F
Aug 1566°F66°F
Aug 1666°F66°F
Aug 1766°F66°F
Aug 1866°F66°F
Aug 1966°F66°F
Aug 2066°F66°F
Aug 2166°F66°F
Aug 2266°F66°F
* 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 Lessy by Month

January

MinimumAverageMaximum
32°F36°F39°F

February

MinimumAverageMaximum
34°F41°F48°F

March

MinimumAverageMaximum
34°F41°F48°F

April

MinimumAverageMaximum
34°F45°F55°F

May

MinimumAverageMaximum
39°F50°F61°F

June

MinimumAverageMaximum
45°F59°F73°F

July

MinimumAverageMaximum
59°F68°F77°F

August

MinimumAverageMaximum
59°F66°F73°F

September

MinimumAverageMaximum
59°F64°F73°F

October

MinimumAverageMaximum
46°F52°F57°F

November

MinimumAverageMaximum
37°F43°F48°F

December

MinimumAverageMaximum
32°F36°F39°F

Monthly Water Temperature Histogram for Lac de Lessy

Lac de Lessy Weather

AUGUST 15

59°F / 79°F
overcast

rain: 5% | wind: 12 mph

AUGUST 16

61°F / 77°F
mainly clear

rain: 0% | wind: 13 mph

AUGUST 17

59°F / 75°F
partly cloudy

rain: 0% | wind: 7 mph

AUGUST 18

59°F / 84°F
overcast

rain: 0% | wind: 4 mph

AUGUST 19

64°F / 86°F
overcast

rain: 2% | wind: 6 mph

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

Lac de Lessy, nestled in the Haute-Savoie region of France, is a stunning mountain lake that draws visitors with its turquoise waters and scenic alpine surroundings. Situated at an elevation of over 1,700 meters, the lake remains quite cool throughout the year, even in summer. Water temperatures generally range from 10 to 15°C (50 to 59°F) during the warmer months, making it a bracing spot for a quick dip rather than long swims. The lake’s high-altitude setting means it is often fed by melting snow and mountain streams, contributing to its consistently chilly temperatures.

Swimming in Lac de Lessy is possible, particularly for those who enjoy cold-water plunges, but it is not a traditional swimming destination due to the water’s low temperature. Instead, visitors often come to hike, picnic, or simply enjoy the breathtaking scenery. The area around Lac de Lessy offers numerous trails, including routes that provide panoramic views of the lake and surrounding mountains. Those attempting a swim are encouraged to be prepared for very cold water, with wetsuits recommended for added warmth.

Geographical Location of Lac de Lessy

Frequently Asked Questions About Lac de Lessy and its Water Temperatures

What is the current water temperature in Lac de Lessy?

The water temperature today in Lac de Lessy is 66°F (18.9°C).

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

The average water temperature in Lac de Lessy 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 Lessy in May?

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

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

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

Where is Lac de Lessy located?

Lac de Lessy is located in France in Auvergne-Rhône-Alpes, at an elevation of 5,738 feet (1749 meters) above sea level.

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

Yes, it's possible to swim in Lac de Lessy in France, though care should be taken due to its high altitude and cold temperatures. However, there are no established amenities or lifeguard services provided.

What are the coordinates of Lac de Lessy?

Lac de Lessy is located at coordinates 45.9880°N 6.4380°E.