Sea Temperature in Marennes in May

Complete information on the sea temperature range in the Bay of Biscay in Marennes in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Marennes. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Marennes in May

12°C

MINIMUN

15.5°C

AVERAGE

19°C

MAXIMUM

Historical Data of Water Temperature in May in Marennes

Water Temperature Chart for Bay of Biscay in Marennes in May

Sea Temperature Table in Marennes in May Over the Past Years

Day	2024	2023	2022	Average
May 1	13°C	14°C	13°C	13.3°C
May 2	12°C	15°C	13°C	13.5°C
May 3	13°C	15°C	14°C	13.8°C
May 4	14°C	14°C	14°C	13.8°C
May 5	14°C	14°C	14°C	13.8°C
May 6	14°C	15°C	14°C	14.0°C
May 7	13°C	16°C	14°C	14.0°C
May 8	14°C	16°C	15°C	14.8°C
May 9	14°C	15°C	15°C	14.5°C
May 10	14°C	15°C	15°C	14.5°C
May 11	14°C	15°C	15°C	14.8°C
May 12	14°C	15°C	15°C	14.8°C
May 13	14°C	14°C	16°C	14.8°C
May 14	14°C	15°C	16°C	15.0°C
May 15	14°C	16°C	16°C	15.5°C
May 16	14°C	15°C	16°C	15.0°C
May 17	14°C	15°C	16°C	15.3°C
May 18	14°C	15°C	17°C	15.3°C
May 19	15°C	15°C	17°C	15.8°C
May 20	15°C	15°C	16°C	15.5°C
May 21	15°C	16°C	16°C	15.8°C
May 22	14°C	16°C	15°C	15.3°C
May 23	15°C	17°C	16°C	16.0°C
May 24	15°C	17°C	17°C	16.3°C
May 25	14°C	17°C	17°C	16.0°C
May 26	15°C	17°C	18°C	16.8°C
May 27	15°C	17°C	18°C	16.8°C
May 28	15°C	17°C	18°C	16.5°C
May 29	15°C	18°C	18°C	17.0°C
May 30	16°C	18°C	18°C	17.3°C

Marennes Climate and Swimming Opportunities in May

20°C

Average Day Air Temperature

11°C

Average Night Air Temperature

55 mm

Precipitation Amount per Month

11 days

Number of Rainy Days

15 hrs

Daylight
per Day

7 hrs

Sunshine
per Day

17 km/h

Average Wind Speed

77%

Average
humidity

Marennes lies within the Nouvelle-Aquitaine in France. The average daytime temperature in Marennes in May is 20°C (67°F), while the nighttime average is 11°C (52°F). There are typically 11 rainy days during the month, with a total precipitation of 55 mm (2.2 inches). The daylight duration in May in Marennes is 15 hours, with an average of 7 hours of sunshine per day. The average wind speed in May is 17 km/h (11 mph), and the humidity level is around 77%.

The water temperature in Marennes in May ranges from 13°C to 17°C (55°F to 63°F). At the beginning of the month, the average temperature is around 14°C (57°F), shifting to 15°C (59°F) by mid-May and reaching 16°C (61°F) in the last ten days. Overall, the average sea temperature in Marennes for May is 15°C (59°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in May in Nearby Cities

Frequently Asked Questions About Water Temperatures in May in Marennes

What is the sea temperature in Marennes in May?

The water temperature in the Bay of Biscay in Marennes in May ranges from 13°C to 17°C (55°F to 63°F).

Is it possible to swim in the Bay of Biscay in Marennes in May?

The average sea temperature in Marennes in May is 15°C (59°F), and the air temperature is 20°C (67°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.