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Lac de Nantua

Lac de Nantua Current Water Temperature and Forecast

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

11.1°C

TODAY

11.1°C

YESTERDAY

11.0°C

A WEEK AGO

As of today, the minimum water temperature in the Lac de Nantua ranges from 50°F (10°C) to 54°F (12°C). The water is slightly warmer, but still cool for most people. Swimming in such conditions is possible, but for most people, the time spent in the water should be limited to avoid hypothermia. Even experienced swimmers may feel discomfort if they stay in the water for too long. To improve comfort and safety, a wetsuit can be used.

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 Nantua Over the Last 30 Days

Today the water temperature in Lac de Nantua is higher than the same day in previous years. The water temperature range here in April is from 7°C to 13°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 Nantua 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
Apr 1511.0°C9.9°C
Apr 1611.0°C9.9°C
Apr 1710.8°C9.9°C
Apr 1810.7°C9.9°C
Apr 1910.7°C9.9°C
Apr 2011.1°C9.9°C
Apr 2111.1°C9.9°C
Apr 2211.1°C9.9°C
Apr 239.9°C11.0°C
Apr 249.9°C10.9°C
Apr 259.9°C10.8°C
Apr 269.9°C10.7°C
Apr 279.9°C10.7°C
Apr 289.9°C10.7°C
Apr 299.9°C10.7°C
Apr 309.9°C10.7°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 Nantua by Month

January

MinimumAverageMaximum
3°C5°C7°C

February

MinimumAverageMaximum
3°C5.3°C9°C

March

MinimumAverageMaximum
3°C6°C9°C

April

MinimumAverageMaximum
7°C9.9°C13°C

May

MinimumAverageMaximum
10°C13.4°C16°C

June

MinimumAverageMaximum
16°C18.5°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
3°C5°C7°C

Monthly Water Temperature Histogram for Lac de Nantua

Water Temperature in Cities and Towns on Lac de Nantua

Nantua
France (Auvergne-Rhône-Alpes)
11.1°C
Port
France (Auvergne-Rhône-Alpes)
10.9°C

Lac de Nantua Weather

APRIL 23

8°C / 14°C
slight rain showers

rain: 93% | wind: 14 km/h

APRIL 24

7°C / 15°C
overcast

rain: 30% | wind: 12 km/h

APRIL 25

6°C / 15°C
overcast

rain: 13% | wind: 17 km/h

APRIL 26

5°C / 17°C
overcast

rain: 23% | wind: 7 km/h

APRIL 27

11°C / 17°C
slight rain

rain: 23% | wind: 11 km/h

APRIL 28

8°C / 19°C
fog

rain: 3% | wind: 13 km/h

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

Lac de Nantua, located in the Ain department of eastern France, is a scenic glacial lake known for its turquoise-blue water and mountainous surroundings. The lake, which spans approximately 141 hectares, reaches depths of up to 42 meters, which means its water temperature can vary depending on the season and depth. In summer, the surface temperature typically warms up to around 22–24°C (72–75°F), making it comfortable for swimming, particularly from June to August. In cooler months, the temperature can drop significantly, which attracts fewer swimmers but remains popular with nature lovers and outdoor enthusiasts.

Swimming in Lac de Nantua is a popular activity, and there are designated areas for swimmers. The lake’s calm and clear water creates a pleasant swimming experience, and amenities such as beaches and picnic areas enhance its appeal as a family-friendly destination. The Plage de Nantua, the main beach area, has supervised swimming zones in summer, ensuring safety for visitors. In addition to swimming, the lake also offers opportunities for other water sports, such as paddleboarding and kayaking, making it a versatile location for water-based recreation.

Geographical Location of Lac de Nantua

Frequently Asked Questions About Lac de Nantua and its Water Temperatures

What is the current water temperature in Lac de Nantua?

The water temperature today in Lac de Nantua is 52°F (11.1°C).

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

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

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

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

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

Where is Lac de Nantua located?

Lac de Nantua is located in France in Auvergne-Rhône-Alpes, at an elevation of 1,555 feet (474 meters) above sea level.

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

Yes, it is possible to swim in Lac de Nantua, France. The lake offers public beaches, lifeguard services, swimming schools and also allows for free access swimming.

What are the coordinates of Lac de Nantua?

Lac de Nantua is located at coordinates 46.1610°N 5.5890°E.