Sea Temperature in San Sebastian in March

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

11°C

MINIMUN

13°C

AVERAGE

15°C

MAXIMUM

Historical Data of Water Temperature in March in San Sebastian

Water Temperature Chart for Bay of Biscay in San Sebastian in March

Sea Temperature Table in San Sebastian in March Over the Past Years

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

San Sebastian Climate and Swimming Opportunities in March

15°C

Average Day Air Temperature

7°C

Average Night Air Temperature

99 mm

Precipitation Amount per Month

12 days

Number of Rainy Days

12 hrs

Daylight
per Day

4 hrs

Sunshine
per Day

15 km/h

Average Wind Speed

72%

Average
humidity

San Sebastian lies within the Basque Country in Spain. The average daytime temperature in San Sebastian in March is 15°C (60°F), while the nighttime average is 7°C (45°F). There are typically 12 rainy days during the month, with a total precipitation of 99 mm (3.9 inches). The daylight duration in March in San Sebastian is 12 hours, with an average of 4 hours of sunshine per day. The average wind speed in March is 15 km/h (9 mph), and the humidity level is around 72%.

The water temperature in San Sebastian in March ranges from 12°C to 13°C (54°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-March and reaching 13°C (55°F) in the last ten days. Overall, the average sea temperature in San Sebastian for March is 13°C (55°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in March in Nearby Cities

Frequently Asked Questions About Water Temperatures in March in San Sebastian

What is the sea temperature in San Sebastian in March?

The water temperature in the Bay of Biscay in San Sebastian in March ranges from 12°C to 13°C (54°F to 55°F).

Is it possible to swim in the Bay of Biscay in San Sebastian in March?

The average sea temperature in San Sebastian in March is 13°C (55°F), and the air temperature is 15°C (60°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.