Sea Temperature in Gujan-Mestras in December

Complete information on the sea temperature range in the Bay of Biscay in Gujan-Mestras in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in Gujan-Mestras. 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 Gujan-Mestras in December

52°F

MINIMUN

56°F

AVERAGE

61°F

MAXIMUM

Historical Data of Water Temperature in December in Gujan-Mestras

Water Temperature Chart for Bay of Biscay in Gujan-Mestras in December

Sea Temperature Table in Gujan-Mestras in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	57°C	59°C	59°C	58°C
Dec 2	57°C	59°C	59°C	58°C
Dec 3	57°C	59°C	59°C	58°C
Dec 4	59°C	59°C	59°C	58°C
Dec 5	57°C	59°C	59°C	58°C
Dec 6	55°C	59°C	59°C	57°C
Dec 7	57°C	59°C	59°C	58°C
Dec 8	57°C	57°C	55°C	57°C
Dec 9	57°C	57°C	57°C	57°C
Dec 10	57°C	55°C	57°C	57°C
Dec 11	55°C	57°C	57°C	56°C
Dec 12	57°C	55°C	57°C	56°C
Dec 13	55°C	55°C	55°C	55°C
Dec 14	55°C	57°C	55°C	56°C
Dec 15	55°C	57°C	55°C	56°C
Dec 16	55°C	57°C	57°C	56°C
Dec 17	55°C	57°C	57°C	56°C
Dec 18	54°C	55°C	57°C	55°C
Dec 19	54°C	57°C	55°C	55°C
Dec 20	52°C	55°C	55°C	54°C
Dec 21	54°C	55°C	55°C	55°C
Dec 22	55°C	55°C	55°C	55°C
Dec 23	55°C	55°C	55°C	55°C
Dec 24	54°C	54°C	55°C	54°C
Dec 25	54°C	54°C	55°C	54°C
Dec 26	54°C	55°C	55°C	55°C
Dec 27	54°C	55°C	55°C	55°C
Dec 28	54°C	54°C	55°C	54°C
Dec 29	54°C	54°C	55°C	54°C
Dec 30	54°C	54°C	55°C	54°C

Gujan-Mestras Climate and Swimming Opportunities in December

54°F

Average Day Air Temperature

39°F

Average Night Air Temperature

4 in

Precipitation Amount per Month

13 days

Number of Rainy Days

9 hrs

Daylight
per Day

3 hrs

Sunshine
per Day

9 mph

Average Wind Speed

84%

Average
humidity

Gujan-Mestras lies within the Nouvelle-Aquitaine in France. The average daytime temperature in Gujan-Mestras in December is 12°C (53°F), while the nighttime average is 4°C (40°F). There are typically 13 rainy days during the month, with a total precipitation of 105 mm (4.1 inches). The daylight duration in December in Gujan-Mestras is 9 hours, with an average of 3 hours of sunshine per day. The average wind speed in December is 15 km/h (9 mph), and the humidity level is around 84%.

The water temperature in Gujan-Mestras in December ranges from 12°C to 14°C (54°F to 57°F). At the beginning of the month, the average temperature is around 14°C (57°F), shifting to 13°C (55°F) by mid-December and reaching 12°C (54°F) in the last ten days. Overall, the average sea temperature in Gujan-Mestras for December is 13°C (55°F). The water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.

Sea Temperature in December in Nearby Cities

Frequently Asked Questions About Water Temperatures in December in Gujan-Mestras

What is the sea temperature in Gujan-Mestras in December?

The water temperature in the Bay of Biscay in Gujan-Mestras in December ranges from 12°C to 14°C (54°F to 57°F).

Is it possible to swim in the Bay of Biscay in Gujan-Mestras in December?

The average sea temperature in Gujan-Mestras in December is 13°C (55°F), and the air temperature is 12°C (53°F), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.