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Marennes
Water Temperature in the Bay of Biscay in Marennes, France: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Marennes 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 Marennes
9.5°C
TODAY
9.3°C
YESTERDAY
8.8°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Bay of Biscay in Marennes is 9.5°C. This is still cool water, suitable only for experienced swimmers or those accustomed to cold water. Swimming in such conditions is possible, but not recommended for prolonged periods. Extra caution should be taken during extended exposure, as the cold water can cause heat loss and lead to hypothermia. For added comfort, special clothing 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 Marennes Over the Last 30 Days
The water temperature in Marennes 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 Marennes will remain nearly unchanged in the coming days, its value will be 9.8°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 Marennes 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 |
|---|---|---|---|
| Feb 15 | 8.8°C | 9.0°C | |
| Feb 16 | 8.7°C | 9.5°C | |
| Feb 17 | 8.7°C | 9.3°C | |
| Feb 18 | 8.3°C | 9.5°C | |
| Feb 19 | 8.9°C | 10.0°C | |
| Feb 20 | 8.6°C | 9.8°C | |
| Feb 21 | 9.3°C | 9.8°C | |
| Feb 22 | 9.4°C | 10.8°C | |
| Feb 23 | 10.0°C | 9.6°C | |
| Feb 24 | 10.8°C | 9.7°C | |
| Feb 25 | 10.5°C | 9.8°C | |
| Feb 26 | 10.5°C | 9.9°C | |
| Feb 27 | 10.0°C | 9.9°C | |
| Feb 28 | 10.5°C | 10.0°C | |
| Mar 1 | 9.5°C | 9.9°C | |
| Mar 2 | 9.3°C | 9.8°C |
Sea Temperature in Marennes Throughout the Year
Throughout the year, the sea temperature in Marennes exceeds 77°F (25°C) for 0 days, exceeds 72°F (22°C) for 0 days, and exceeds 64°F (18°C) for 104 days.
Below is the annual chart of sea temperature changes in the Bay of Biscay in Marennes.
January
| Minimum | Average | Maximum |
|---|---|---|
| 8°C | 10°C | 12°C |
February
| Minimum | Average | Maximum |
|---|---|---|
| 8°C | 10°C | 12°C |
March
| Minimum | Average | Maximum |
|---|---|---|
| 7°C | 10°C | 13°C |
April
| Minimum | Average | Maximum |
|---|---|---|
| 10°C | 13°C | 16°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 |
|---|---|---|
| 17°C | 19.5°C | 22°C |
August
| Minimum | Average | Maximum |
|---|---|---|
| 18°C | 20.5°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 |
|---|---|---|
| 11°C | 14.5°C | 18°C |
December
| Minimum | Average | Maximum |
|---|---|---|
| 9°C | 12°C | 15°C |
Monthly Water Temperature Histogram for Bay of Biscay in Marennes
You can explore detailed data on how the water temperature in Marennes varies each month:
What Beaches Are There In and Around Marennes?
Plage De La Muse Du Loup
Plage De La Muse Du Loup is a 3-stars sandy beach, located in a 2 km (1 miles) radius of Marennes. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. It is suitable for surfing.
Plage Mus De Loup
Plage Mus De Loup is a 3-stars sandy beach, located in a 2 km (1 miles) radius of Marennes. There is parking. Plage Mus De Loup is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Plage Ronce Les Bains
Plage Ronce Les Bains is a 3-stars sandy beach, located in a 3 km (2 miles) radius of Marennes. There is parking. There are cafés. Plage Ronce Les Bains is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Plage De La Cepe A La Tremblade
Plage De La Cepe A La Tremblade is a 4-stars sandy beach, located in a 4 km (2 miles) radius of Marennes. 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.
Pointes Des Chardons
Pointes Des Chardons is a 1-stars sandy beach, located in a 5 km (3 miles) radius of Marennes.
Plage De La Cepe
Plage De La Cepe is a 4-stars sandy beach, located in a 5 km (3 miles) radius of Marennes. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. There are restrooms. There are cafés. It is suitable for surfing.
Plage Galon D'Or
Plage Galon D'Or is a 5-stars sandy beach, located in a 5 km (3 miles) radius of Marennes. There are lifeguards on the beach. There is parking. There are restrooms. Plage Galon D'Or is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Plage Du Soleil
Plage Du Soleil is a 3-stars sandy beach, located in a 5 km (3 miles) radius of Marennes. There is parking. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
La Petite Plage
La Petite Plage is a 2-stars sandy beach, located in a 5 km (3 miles) radius of Marennes. There is parking. La Petite Plage is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.
Petite Plage
Petite Plage is a 3-stars sandy beach, located in a 6 km (4 miles) radius of Marennes. There is parking. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Galon D'Or Beach
Galon D'Or Beach is a 3-stars sandy beach, located in a 6 km (4 miles) radius of Marennes. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There is parking. It is suitable for surfing.
Plage Du Soleil
Plage Du Soleil is a 2-stars sandy beach, located in a 6 km (4 miles) radius of Marennes. There is parking.
Plage De Gatseau
Plage De Gatseau is a 4-stars sandy beach, located in a 7 km (4 miles) radius of Marennes. 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.
Terminus - Petit Train De Saint Trojan
Terminus - Petit Train De Saint Trojan is a 2-stars sandy beach, located in a 8 km (5 miles) radius of Marennes. There are cafés.
St Trojan Beach
St Trojan Beach is a 2-stars sandy beach, located in a 9 km (6 miles) radius of Marennes. There is parking. It is suitable for surfing.
Beach Of Phibie
Beach Of Phibie is a 2-stars sandy beach, located in a 10 km (6 miles) radius of Marennes. There is parking. There are cafés.
Plage Du Chateau D'Oleron
Plage Du Chateau D'Oleron is a 1-stars sandy beach, located in a 10 km (6 miles) radius of Marennes.
Nudist Beach Of Spanish Point - The Wild Coast
Nudist Beach Of Spanish Point - The Wild Coast is a 2-stars sandy beach, located in a 10 km (6 miles) radius of Marennes. There is parking. There are cafés. It is suitable for surfing.
Plage de la Giraudiere
Plage de la Giraudiere is a 5-stars sandy beach, located in a 10 km (6 miles) radius of Marennes. It has been awarded the prestigious Blue Flag, ensuring high environmental and quality standards. There are lifeguards on the beach. There is parking. There are restrooms. Plage de la Giraudiere is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. It is suitable for surfing.
Marennes Weather
FEBRUARY 23
10°C / 12°C
overcast clouds: 85-100%humidity: 85% | wind: 6 km/h
FEBRUARY 24
8°C / 10°C
light rainhumidity: 94% | wind: 5 km/h
FEBRUARY 25
6°C / 9°C
light rainhumidity: 81% | wind: 5 km/h
FEBRUARY 26
6°C / 8°C
clear skyhumidity: 82% | wind: 3 km/h
Sea Temperature in the Bay of Biscay in Marennes: 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.
Marennes is located in Europe in the Northern Hemisphere at a latitude of 46 degrees, along the shores of the Bay of Biscay. Marennes lies within the Nouvelle-Aquitaine in France.
The average annual daytime air temperature in Marennes 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 16°C (61°F).
According to historical data, Marennes 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 91 mm (3.6 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 Marennes is 15°C (59°F). In March, 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 Marennes, the water temperature in the Bay of Biscay never consistently reaches a comfortable level for swimming in any month.
Geographical Location of Marennes
Nearby Cities
Frequently Asked Questions About Marennes and its Water Temperatures
What is the current sea temperature in Marennes?
The water temperature today in the Bay of Biscay in Marennes is 49°F (9.5°C).
In which months is the water temperature in Marennes comfortable for swimming?
It cannot be guaranteed that the water temperature in Marennes will be comfortable for swimming in any month of the year.
What is the water temperature in Marennes during the winter?
The water temperature in the Bay of Biscay in Marennes during the winter ranges from 8°C to 15°C (46°F to 59°F).
What is the water temperature in Marennes during the spring?
The water temperature in the Bay of Biscay in Marennes during the spring ranges from 7°C to 19°C (45°F to 66°F).
What is the water temperature in Marennes during the summer?
The water temperature in the Bay of Biscay in Marennes during the summer ranges from 15°C to 23°C (59°F to 73°F).
What is the water temperature in Marennes during the fall?
The water temperature in the Bay of Biscay in Marennes during the fall ranges from 11°C to 23°C (52°F to 73°F).
Is it possible to swim in the sea in Marennes at any time of the year?
The Bay of Biscay in Marennes 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 Marennes in the next month?
In March, the water temperature in the Bay of Biscay in Marennes will range between 45°F (7°C) and 55°F (13°C)