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Mantes-la-Jolie

Water Temperature in Mantes-la-Jolie in Seine River: Current and Forecast

On this page, you will find comprehensive information about the water temperature in Mantes-la-Jolie in Seine River, 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 Water Temperature in Mantes-la-Jolie

7.0°C

TODAY

7.0°C

YESTERDAY

5.8°C

A WEEK AGO

As of today, the minimum water temperature in Mantes-la-Jolie 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 Seine River in Mantes-la-Jolie Over the Last 30 Days

Today the water temperature in Mantes-la-Jolie is higher than the same day in previous years. The water temperature range here in February is from 2°C to 8°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 Mantes-la-Jolie 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.

Table of Daily Water Temperature Data

DateCurrentAverageForecast
Feb 155.8°C5.5°C
Feb 166.0°C5.5°C
Feb 175.7°C5.5°C
Feb 185.7°C5.5°C
Feb 196.6°C5.5°C
Feb 206.9°C5.5°C
Feb 217.0°C5.5°C
Feb 227.0°C5.5°C
Feb 235.5°C6.9°C
Feb 245.5°C6.8°C
Feb 255.5°C6.7°C
Feb 265.5°C6.6°C
Feb 275.5°C6.5°C
Feb 285.5°C6.4°C
Mar 17.0°C6.4°C
Mar 27.0°C6.4°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 Mantes-la-Jolie by Month

January

MinimumAverageMaximum
3°C5°C7°C

February

MinimumAverageMaximum
2°C5.5°C8°C

March

MinimumAverageMaximum
4°C7°C10°C

April

MinimumAverageMaximum
11°C13.6°C17°C

May

MinimumAverageMaximum
14°C16.8°C20°C

June

MinimumAverageMaximum
17°C19.9°C24°C

July

MinimumAverageMaximum
19°C22.1°C27°C

August

MinimumAverageMaximum
20°C22.2°C25°C

September

MinimumAverageMaximum
16°C19.4°C24°C

October

MinimumAverageMaximum
11°C14°C17°C

November

MinimumAverageMaximum
6°C9°C12°C

December

MinimumAverageMaximum
3°C5°C7°C

Monthly Water Temperature Histogram for Seine River in Mantes-la-Jolie

Mantes-la-Jolie Weather

FEBRUARY 23

4°C / 13°C
slight rain

rain: 42% | wind: 21 km/h

FEBRUARY 24

8°C / 12°C
slight rain

rain: 82% | wind: 20 km/h

FEBRUARY 25

5°C / 10°C
slight rain showers

rain: 50% | wind: 31 km/h

FEBRUARY 26

3°C / 10°C
overcast

rain: 27% | wind: 15 km/h

FEBRUARY 27

2°C / 9°C
fog

rain: 29% | wind: 14 km/h

Water Temperature in Mantes-la-Jolie: General Trends and Swimming Opportunities

Mantes-la-Jolie, a charming city located on the banks of the Seine River in the Yvelines department of France, experiences moderate water temperatures in the river throughout the year. In winter, the Seine's temperature near Mantes-la-Jolie tends to drop to between 5°C and 8°C, while in summer, it usually ranges from 18°C to 22°C, with peaks during heatwaves. Although the summer temperatures can be inviting, swimming in the Seine around Mantes-la-Jolie is generally not recommended due to water quality concerns and the presence of boat traffic in this busy section of the river.

In lieu of river swimming, Mantes-la-Jolie offers alternative recreational options, such as local swimming pools and leisure areas. Residents and visitors can enjoy water activities at nearby facilities that provide clean, controlled environments for swimming and other aquatic sports. The city’s parks and riverside paths also allow for pleasant walks along the Seine, offering scenic views of the river and the beautiful architecture of Mantes-la-Jolie, including the impressive Collégiale Notre-Dame.

For those who want to be close to the water without entering the Seine, activities such as canoeing and fishing are popular along the riverbanks in Mantes-la-Jolie. These allow for interaction with the Seine’s natural beauty in a safe and enjoyable way, while the city continues to improve water management efforts in line with broader initiatives to rehabilitate the river’s ecosystem over time.

Geographical Location of Mantes-la-Jolie

Frequently Asked Questions About Mantes-la-Jolie and its Water Temperatures

What is the current water temperature in Mantes-la-Jolie?

The water temperature today in Mantes-la-Jolie is 45°F (7.0°C).

What is the water temperature in Mantes-la-Jolie during the summer months?

The average water temperature in Mantes-la-Jolie during the summer months is typically between 68°F to 72°F (20°C to 22°C), and it can reach up to 81°F (27°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Mantes-la-Jolie in May?

The average water temperature in Mantes-la-Jolie in May ranges from 57°F to 68°F (14°C to 20°C).

What is the water temperature in Mantes-la-Jolie in September?

The average water temperature in Mantes-la-Jolie in September is typically between 61°F to 75°F (16°C to 24°C).

Is it possible to swim in the Seine River in Mantes-la-Jolie, and what are the available options for doing so?

Yes, it's possible to swim in the Seine River in Mantes-la-Jolie. The town offers a public swimming spot near Île l'Aumône and supervised areas during the summer months.