Sea Temperature in Roscoff in December

Complete information on the sea temperature range in the Celtic Sea in Roscoff in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in Roscoff. 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 Roscoff in December

11°C

MINIMUN

12.5°C

AVERAGE

14°C

MAXIMUM

Historical Data of Water Temperature in December in Roscoff

Water Temperature Chart for Celtic Sea in Roscoff in December

Sea Temperature Table in Roscoff in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	13°C	14°C	14°C	13.5°C
Dec 2	14°C	14°C	13°C	13.8°C
Dec 3	14°C	14°C	13°C	13.5°C
Dec 4	13°C	13°C	13°C	13.0°C
Dec 5	13°C	14°C	13°C	13.3°C
Dec 6	14°C	13°C	13°C	13.3°C
Dec 7	13°C	13°C	13°C	13.0°C
Dec 8	13°C	13°C	12°C	12.8°C
Dec 9	13°C	13°C	13°C	13.0°C
Dec 10	13°C	12°C	13°C	12.8°C
Dec 11	14°C	12°C	13°C	12.8°C
Dec 12	13°C	12°C	13°C	12.8°C
Dec 13	13°C	12°C	13°C	12.8°C
Dec 14	12°C	13°C	13°C	12.5°C
Dec 15	12°C	13°C	12°C	12.5°C
Dec 16	12°C	13°C	12°C	12.5°C
Dec 17	12°C	13°C	12°C	12.3°C
Dec 18	13°C	12°C	12°C	12.3°C
Dec 19	13°C	12°C	11°C	12.0°C
Dec 20	12°C	12°C	11°C	11.8°C
Dec 21	12°C	12°C	11°C	11.8°C
Dec 22	12°C	12°C	11°C	11.8°C
Dec 23	12°C	12°C	12°C	12.0°C
Dec 24	11°C	12°C	11°C	11.5°C
Dec 25	11°C	12°C	11°C	11.5°C
Dec 26	11°C	12°C	11°C	11.5°C
Dec 27	12°C	12°C	11°C	11.8°C
Dec 28	11°C	12°C	11°C	11.3°C
Dec 29	11°C	11°C	11°C	11.3°C
Dec 30	12°C	13°C	11°C	12.0°C

Roscoff Climate and Swimming Opportunities in December

10°C

Average Day Air Temperature

5°C

Average Night Air Temperature

115 mm

Precipitation Amount per Month

15 days

Number of Rainy Days

8 hrs

Daylight
per Day

2 hrs

Sunshine
per Day

23 km/h

Average Wind Speed

87%

Average
humidity

Roscoff lies within the Brittany in France. The average daytime temperature in Roscoff in December is 10°C (51°F), while the nighttime average is 5°C (42°F). There are typically 15 rainy days during the month, with a total precipitation of 115 mm (4.5 inches). The daylight duration in December in Roscoff is 8 hours, with an average of 2 hours of sunshine per day. The average wind speed in December is 23 km/h (14 mph), and the humidity level is around 87%.

The water temperature in Roscoff in December ranges from 11°C to 13°C (52°F to 55°F). At the beginning of the month, the average temperature is around 13°C (55°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 Roscoff for December is 12°C (54°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 Roscoff

What is the sea temperature in Roscoff in December?

The water temperature in the Celtic Sea in Roscoff in December ranges from 11°C to 13°C (52°F to 55°F).

Is it possible to swim in the Celtic Sea in Roscoff in December?

The average sea temperature in Roscoff in December is 12°C (54°F), and the air temperature is 10°C (51°F), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.