Sea Temperature in Royan in December

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

9°C

MINIMUN

12°C

AVERAGE

15°C

MAXIMUM

Historical Data of Water Temperature in December in Royan

Water Temperature Chart for Bay of Biscay in Royan in December

Sea Temperature Table in Royan in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	13°C	13°C	14°C	12.8°C
Dec 2	13°C	13°C	14°C	12.8°C
Dec 3	14°C	13°C	14°C	13.0°C
Dec 4	13°C	12°C	14°C	12.5°C
Dec 5	13°C	12°C	13°C	12.3°C
Dec 6	12°C	12°C	13°C	12.0°C
Dec 7	13°C	12°C	13°C	12.3°C
Dec 8	13°C	13°C	12°C	12.8°C
Dec 9	13°C	13°C	12°C	12.5°C
Dec 10	12°C	11°C	12°C	11.5°C
Dec 11	12°C	12°C	12°C	11.8°C
Dec 12	11°C	11°C	12°C	11.0°C
Dec 13	12°C	11°C	11°C	11.0°C
Dec 14	11°C	11°C	11°C	10.8°C
Dec 15	10°C	12°C	12°C	11.0°C
Dec 16	10°C	12°C	12°C	11.0°C
Dec 17	10°C	12°C	11°C	10.8°C
Dec 18	10°C	10°C	11°C	10.3°C
Dec 19	10°C	11°C	10°C	10.3°C
Dec 20	10°C	10°C	10°C	10.0°C
Dec 21	11°C	11°C	10°C	10.5°C
Dec 22	10°C	11°C	11°C	10.5°C
Dec 23	10°C	11°C	10°C	10.3°C
Dec 24	10°C	10°C	10°C	10.0°C
Dec 25	10°C	11°C	10°C	10.3°C
Dec 26	10°C	11°C	10°C	10.3°C
Dec 27	10°C	11°C	11°C	10.5°C
Dec 28	11°C	10°C	11°C	10.5°C
Dec 29	10°C	11°C	11°C	10.5°C
Dec 30	11°C	11°C	11°C	10.8°C

Royan Climate and Swimming Opportunities in December

12°C

Average Day Air Temperature

5°C

Average Night Air Temperature

94 mm

Precipitation Amount per Month

13 days

Number of Rainy Days

9 hrs

Daylight
per Day

3 hrs

Sunshine
per Day

18 km/h

Average Wind Speed

87%

Average
humidity

Royan lies within the Nouvelle-Aquitaine in France. The average daytime temperature in Royan in December is 12°C (53°F), while the nighttime average is 5°C (40°F). There are typically 13 rainy days during the month, with a total precipitation of 94 mm (3.7 inches). The daylight duration in December in Royan is 9 hours, with an average of 3 hours of sunshine per day. The average wind speed in December is 18 km/h (11 mph), and the humidity level is around 87%.

The water temperature in Royan in December ranges from 10°C to 13°C (50°F to 55°F). At the beginning of the month, the average temperature is around 13°C (55°F), shifting to 11°C (52°F) by mid-December and reaching 10°C (50°F) in the last ten days. Overall, the average sea temperature in Royan for December is 11°C (52°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 Royan

What is the sea temperature in Royan in December?

The water temperature in the Bay of Biscay in Royan in December ranges from 10°C to 13°C (50°F to 55°F).

Is it possible to swim in the Bay of Biscay in Royan in December?

The average sea temperature in Royan in December is 11°C (52°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.