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.

66.6

°F

June 5, 05:02

Trend:

increasing

Yesterday:

66.4°F

Tomorrow:

66.9°F

Sunrise:

06:29

Sunset:

21:44

Day Length:

15 h. 15 min.

Donostia / San Sebastián in June

Minimum:

54.9°F

Average:

56.4°F

Maximum:

57.9°F

Sea water temperature in Donostia / San Sebastián today

As of now, in Donostia / San Sebastián, the water temperature is 66.6°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.1°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 68.2°F on 2020, while the historical minimum was 63.3°F on 2021.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 67.3°F, with minimum temperature starting at 66.9°F, while the maximum might reach 67.8°F.

Daily water temperature in Donostia / San Sebastián

Date	Current Year actual* / forecast**	last year	10 years average
May 22	63.4°F	62.1°F	61.9°F
May 23	63.4°F	61.8°F	61.9°F
May 24	64.4°F	62.6°F	62.2°F
May 25	65.8°F	62.5°F	62.5°F
May 26	65.7°F	62.9°F	62.7°F
May 27	65.3°F	62.9°F	63.0°F
May 28	67.0°F	63.2°F	63.6°F
May 29	66.6°F	63.2°F	63.8°F
May 30	67.2°F	64.6°F	64.2°F
May 31	67.2°F	64.6°F	64.5°F
Jun 1	66.8°F	64.9°F	64.6°F
Jun 2	66.9°F	65.1°F	64.7°F
Jun 3	66.5°F	65.2°F	65.2°F
Jun 4	66.4°F	65.7°F	65.3°F
Jun 5	66.6°F	65.6°F	65.6°F
Jun 6	66.9°F	66.3°F	65.8°F
Jun 7	67.1°F	66.0°F	66.0°F
Jun 8	67.3°F	66.1°F	66.2°F
Jun 9	67.2°F	65.5°F	66.1°F
Jun 10	67.3°F	66.8°F	66.3°F
Jun 11	67.8°F	68.4°F	66.7°F
Jun 12	67.7°F	68.5°F	66.6°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 55.8°F in Winter, 57.5°F in Spring, 70.6°F in Summer, and 65.8°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Saint-Jean-de-Luz	68.0°F	17mi
Biarritz	68.5°F	24mi
Léon	68.6°F	52mi

* current water temperature in this city

** straight line distance from Donostia / San Sebastián