Sea Temperature in Constanta in December

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

6°C

MINIMUN

10°C

AVERAGE

14°C

MAXIMUM

Historical Data of Water Temperature in December in Constanta

Water Temperature Chart for Black Sea in Constanta in December

Sea Temperature Table in Constanta in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	13°C	11°C	14°C	12.5°C
Dec 2	12°C	11°C	13°C	12.3°C
Dec 3	12°C	11°C	13°C	12.0°C
Dec 4	12°C	11°C	12°C	11.8°C
Dec 5	12°C	11°C	12°C	11.8°C
Dec 6	12°C	11°C	12°C	11.5°C
Dec 7	12°C	11°C	12°C	11.8°C
Dec 8	12°C	12°C	11°C	11.5°C
Dec 9	12°C	12°C	11°C	11.5°C
Dec 10	12°C	10°C	11°C	11.3°C
Dec 11	11°C	10°C	11°C	10.8°C
Dec 12	11°C	10°C	11°C	10.8°C
Dec 13	11°C	10°C	11°C	11.0°C
Dec 14	10°C	9°C	10°C	10.0°C
Dec 15	10°C	9°C	11°C	10.3°C
Dec 16	10°C	9°C	10°C	10.0°C
Dec 17	10°C	9°C	10°C	10.0°C
Dec 18	10°C	9°C	10°C	9.8°C
Dec 19	10°C	9°C	10°C	9.8°C
Dec 20	10°C	9°C	10°C	9.8°C
Dec 21	10°C	9°C	10°C	9.8°C
Dec 22	11°C	9°C	9°C	9.5°C
Dec 23	10°C	9°C	9°C	9.3°C
Dec 24	9°C	9°C	9°C	9.0°C
Dec 25	10°C	10°C	9°C	9.5°C
Dec 26	9°C	10°C	8°C	8.8°C
Dec 27	9°C	10°C	9°C	9.0°C
Dec 28	9°C	10°C	9°C	9.0°C
Dec 29	8°C	10°C	9°C	8.8°C
Dec 30	8°C	10°C	9°C	8.8°C

Constanta Climate and Swimming Opportunities in December

6°C

Average Day Air Temperature

-1°C

Average Night Air Temperature

36 mm

Precipitation Amount per Month

7 days

Number of Rainy Days

9 hrs

Daylight
per Day

2 hrs

Sunshine
per Day

19 km/h

Average Wind Speed

86%

Average
humidity

Constanta lies within the Sud-Est development region in Romania. The average daytime temperature in Constanta in December is 6°C (42°F), while the nighttime average is -1°C (31°F). There are typically seven rainy days during the month, with a total precipitation of 36 mm (1.4 inches). The daylight duration in December in Constanta is 9 hours, with an average of 2 hours of sunshine per day. The average wind speed in December is 19 km/h (12 mph), and the humidity level is around 86%.

The water temperature in Constanta in December ranges from 8°C to 12°C (46°F to 54°F). At the beginning of the month, the average temperature is around 12°C (54°F), shifting to 11°C (52°F) by mid-December and reaching 9°C (48°F) in the last ten days. Overall, the average sea temperature in Constanta for December is 10°C (50°F). Still too cold for most swimmers. Only short dips in proper gear are advisable.

Sea Temperature in December in Nearby Cities

Frequently Asked Questions About Water Temperatures in December in Constanta

What is the sea temperature in Constanta in December?

The water temperature in the Black Sea in Constanta in December ranges from 8°C to 12°C (46°F to 54°F).

Is it possible to swim in the Black Sea in Constanta in December?

The average sea temperature in Constanta in December is 10°C (50°F), and the air temperature is 6°C (42°F), so still too cold for most swimmers. Only short dips in proper gear are advisable.