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Nieul-sur-Mer
Water Temperature in the Bay of Biscay in Nieul-sur-Mer, France: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Nieul-sur-Mer in France, 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 Nieul-sur-Mer
10.6°C
TODAY
11.1°C
YESTERDAY
10.6°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Bay of Biscay in Nieul-sur-Mer is 10.6°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.
Water Temperature Chart for Bay of Biscay in Nieul-sur-Mer Over the Last 30 Days
The water temperature in Nieul-sur-Mer today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.
According to our forecast, the sea temperature in Nieul-sur-Mer will remain nearly unchanged in the coming days, its value will be 10.9°C.
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts across France to enhance accuracy.
Water temperature data for Nieul-sur-Mer and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Table of Daily Sea Temperature Data
Date | Current | Average | Forecast |
---|---|---|---|
Mar 24 | 10.6°C | 10.3°C | |
Mar 25 | 10.0°C | 10.3°C | |
Mar 26 | 10.3°C | 9.8°C | |
Mar 27 | 10.8°C | 10.3°C | |
Mar 28 | 11.3°C | 11.0°C | |
Mar 29 | 11.2°C | 11.0°C | |
Mar 30 | 11.1°C | 11.0°C | |
Mar 31 | 11.1°C | 10.8°C | |
Apr 1 | 10.8°C | 10.6°C | |
Apr 2 | 10.8°C | 10.6°C | |
Apr 3 | 10.8°C | 10.6°C | |
Apr 4 | 10.8°C | 10.6°C | |
Apr 5 | 11.0°C | 10.6°C | |
Apr 6 | 11.5°C | 10.7°C | |
Apr 7 | 11.5°C | 10.8°C | |
Apr 8 | 11.5°C | 10.9°C |
Sea Temperature in Nieul-sur-Mer Throughout the Year
Throughout the year, the sea temperature in Nieul-sur-Mer exceeds 77°F (25°C) for 0 days, exceeds 72°F (22°C) for 0 days, and exceeds 64°F (18°C) for 91 days.
Below is the annual chart of sea temperature changes in the Bay of Biscay in Nieul-sur-Mer.

January
Minimum | Average | Maximum |
---|---|---|
7°C | 9.5°C | 12°C |
February
Minimum | Average | Maximum |
---|---|---|
7°C | 9°C | 11°C |
March
Minimum | Average | Maximum |
---|---|---|
7°C | 10°C | 13°C |
April
Minimum | Average | Maximum |
---|---|---|
10°C | 12.5°C | 15°C |
May
Minimum | Average | Maximum |
---|---|---|
12°C | 15.5°C | 19°C |
June
Minimum | Average | Maximum |
---|---|---|
15°C | 18°C | 21°C |
July
Minimum | Average | Maximum |
---|---|---|
16°C | 19°C | 22°C |
August
Minimum | Average | Maximum |
---|---|---|
17°C | 20°C | 23°C |
September
Minimum | Average | Maximum |
---|---|---|
16°C | 19.5°C | 23°C |
October
Minimum | Average | Maximum |
---|---|---|
14°C | 18°C | 22°C |
November
Minimum | Average | Maximum |
---|---|---|
10°C | 14°C | 18°C |
December
Minimum | Average | Maximum |
---|---|---|
9°C | 12°C | 15°C |
Monthly Water Temperature Histogram for Bay of Biscay in Nieul-sur-Mer
You can explore detailed data on how the water temperature in Nieul-sur-Mer varies each month:
What Beaches Are There In and Around Nieul-sur-Mer?
Plage De La Concurrence
Plage De La Concurrence is a 5-stars sandy beach, located in a 7 km (4 miles) radius of Nieul-sur-Mer. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Plage Des Minimes
Plage Des Minimes is a 5-stars sandy beach, located in a 7 km (4 miles) radius of Nieul-sur-Mer. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Plage De L'Oasis
Plage De L'Oasis is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Nieul-sur-Mer. There is parking. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Plage De L'Eperon
Plage De L'Eperon is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Nieul-sur-Mer. There is parking. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Minimes Beach
Minimes Beach is a 5-stars sandy beach, located in a 8 km (5 miles) radius of Nieul-sur-Mer. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Plages Des Minimes | Plage Publique
Plages Des Minimes | Plage Publique is a 1-stars sandy beach, located in a 8 km (5 miles) radius of Nieul-sur-Mer.
Plage De L'Arnerault
Plage De L'Arnerault is a 4-stars sandy beach, located in a 10 km (6 miles) radius of Nieul-sur-Mer. There are lifeguards on the beach. There is parking. There are restrooms. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Plage Du Roux
Plage Du Roux is a 2-stars sandy beach, located in a 10 km (6 miles) radius of Nieul-sur-Mer. There is parking.
Nieul-sur-Mer Weather
APRIL 1
7°C / 14°C
clear skyhumidity: 71% | wind: 9 km/h
APRIL 2
9°C / 15°C
clear skyhumidity: 76% | wind: 6 km/h
APRIL 3
11°C / 14°C
overcast clouds: 85-100%humidity: 84% | wind: 5 km/h
APRIL 4
12°C / 13°C
light rainhumidity: 94% | wind: 8 km/h



Sea Temperature in the Bay of Biscay in Nieul-sur-Mer: General Trends and Swimming Opportunities
The coastal area of the Nouvelle-Aquitaine region in France enjoys an oceanic climate, characterized by warm, moderately wet summers and mild winters. It experiences relatively high levels of rainfall throughout the year, with the Atlantic Ocean aiding in maintaining a fairly constant temperature.
Nieul-sur-Mer is located in Europe in the Northern Hemisphere at a latitude of 46 degrees, along the shores of the Bay of Biscay. Nieul-sur-Mer lies within the Nouvelle-Aquitaine in France.
The average annual daytime air temperature in Nieul-sur-Mer is 17°C (63°F), with the average nighttime temperature being 10°C (50°F). The highest average daily temperature occurs in August, reaching 25°C (76°F), while the lowest is in January at 9°C (48°F). As for nighttime temperatures, the minimum average temperature of 4°C (39°F) is recorded in January, and the maximum is in July, reaching 17°C (62°F).
According to historical data, Nieul-sur-Mer experiences 124 rainy days per year, which accounts for 34 percent of all days in the year. On average, there are 10 rainy days each month. The wettest month is December, with 13 rainy days and 87 mm (3.4 inches) of precipitation, while the driest month is July, which typically has 7 rainy days and only 37 mm (1.5 inches) of precipitation.
The average annual water temperature in Bay of Biscay in Nieul-sur-Mer is 15°C (59°F). In January, the water reaches its lowest point of the year at 7°C (45°F), while in August, it peaks at 23°C (73°F). In Nieul-sur-Mer, the water temperature in the Bay of Biscay never consistently reaches a comfortable level for swimming in any month.
Geographical Location of Nieul-sur-Mer
Nearby Cities
Frequently Asked Questions About Nieul-sur-Mer and its Water Temperatures
What is the current sea temperature in Nieul-sur-Mer?
The water temperature today in the Bay of Biscay in Nieul-sur-Mer is 51°F (10.6°C).
In which months is the water temperature in Nieul-sur-Mer comfortable for swimming?
It cannot be guaranteed that the water temperature in Nieul-sur-Mer will be comfortable for swimming in any month of the year.
What is the water temperature in Nieul-sur-Mer during the winter?
The water temperature in the Bay of Biscay in Nieul-sur-Mer during the winter ranges from 7°C to 15°C (45°F to 59°F).
What is the water temperature in Nieul-sur-Mer during the spring?
The water temperature in the Bay of Biscay in Nieul-sur-Mer during the spring ranges from 7°C to 19°C (45°F to 66°F).
What is the water temperature in Nieul-sur-Mer during the summer?
The water temperature in the Bay of Biscay in Nieul-sur-Mer during the summer ranges from 15°C to 23°C (59°F to 73°F).
What is the water temperature in Nieul-sur-Mer during the fall?
The water temperature in the Bay of Biscay in Nieul-sur-Mer during the fall ranges from 10°C to 23°C (50°F to 73°F).
Is it possible to swim in the sea in Nieul-sur-Mer at any time of the year?
The Bay of Biscay in Nieul-sur-Mer is quite cool, and swimming is only possible in June, July, August, September, and October when the water temperature reaches 21°C (70°F).
What sea temperatures can I expect in Nieul-sur-Mer in the next month?
In May, the water temperature in the Bay of Biscay in Nieul-sur-Mer will range between 54°F (12°C) and 66°F (19°C)