Spain > Donostia / San Sebastián

Water temperature in Donostia / San Sebastián

Detailed information about the current water temperature in Donostia / San Sebastián. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

56.4

°F

April 3, 11:27

Trend:

stable

Yesterday:

56.9°F

Tomorrow:

56.5°F

Sunrise:

07:47

Sunset:

20:36

Day Length:

12 h. 49 min.

Donostia / San Sebastián in April

Minimum:

55.2°F

Average:

56.4°F

Maximum:

58.3°F

Sea water temperature in Donostia / San Sebastián today

As of now, in Donostia / San Sebastián, the water temperature is 56.4°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.3°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 56.1°F on 2021, while the historical minimum was 53.4°F on 2018.

latest data

last year

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 56.7°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Donostia / San Sebastián

Date	Current Year actual* / forecast**	last year	10 years average
Mar 20	55.9°F	56.4°F	54.6°F
Mar 21	55.6°F	56.4°F	54.6°F
Mar 22	55.8°F	57.1°F	54.6°F
Mar 23	55.6°F	57.0°F	54.6°F
Mar 24	55.5°F	57.1°F	54.6°F
Mar 25	55.7°F	57.0°F	54.6°F
Mar 26	55.7°F	56.9°F	54.8°F
Mar 27	55.7°F	56.9°F	54.9°F
Mar 28	55.2°F	56.7°F	54.8°F
Mar 29	55.6°F	56.6°F	55.1°F
Mar 30	55.5°F	56.1°F	55.4°F
Mar 31	55.2°F	56.1°F	55.4°F
Apr 1	55.6°F	56.2°F	55.2°F
Apr 2	56.9°F	56.2°F	55.3°F
Apr 3	56.4°F	55.8°F	55.1°F
Apr 4	56.5°F	56.7°F	55.2°F
Apr 5	56.5°F	56.8°F	55.3°F
Apr 6	56.7°F	57.2°F	55.5°F
Apr 7	56.6°F	57.0°F	55.4°F
Apr 8	56.8°F	56.9°F	55.5°F
Apr 9	56.9°F	56.8°F	55.7°F
Apr 10	57.1°F	56.2°F	55.8°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Donostia / San Sebastián by month

In an average year, Donostia / San Sebastián offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Donostia / San Sebastián was recorded on July 18, 2022, reaching a 77.3°F. While the coldest temperature occurred on February 26, 2018, dipping to 51.4°F. The average readings by season are 55.7°F in Winter, 57.3°F in Spring, 70.4°F in Summer, and 65.6°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Saint-Jean-de-Luz	57.9°F	17mi
Biarritz	57.1°F	24mi
Léon	55.8°F	52mi

* current water temperature in this city

** straight line distance from Donostia / San Sebastián