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.

70.0

°F

June 19, 05:59

Trend:

increasing

Yesterday:

69.9°F

Tomorrow:

70.5°F

Sunrise:

06:27

Sunset:

21:51

Day Length:

15 h. 24 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 70.0°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 2.4°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

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 71.1°F on 2022, while the historical minimum was 64.2°F on 2019.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 71.2°F, with minimum temperature starting at 70.5°F, while the maximum might reach 71.5°F.

Daily water temperature in Donostia / San Sebastián

Date	Current Year actual* / forecast**	last year	10 years average
Jun 5	65.7°F	65.6°F	65.6°F
Jun 6	65.7°F	66.3°F	65.8°F
Jun 7	65.6°F	66.0°F	66.0°F
Jun 8	65.9°F	66.1°F	66.2°F
Jun 9	65.8°F	65.5°F	66.1°F
Jun 10	66.2°F	66.8°F	66.3°F
Jun 11	65.9°F	68.4°F	66.6°F
Jun 12	66.9°F	68.5°F	66.7°F
Jun 13	66.4°F	68.8°F	66.6°F
Jun 14	67.5°F	69.1°F	66.7°F
Jun 15	68.4°F	69.1°F	66.9°F
Jun 16	68.4°F	69.0°F	67.1°F
Jun 17	68.5°F	69.7°F	67.4°F
Jun 18	69.9°F	70.5°F	67.5°F
Jun 19	70.0°F	70.5°F	67.7°F
Jun 20	70.5°F	72.0°F	68.1°F
Jun 21	71.0°F	73.2°F	68.6°F
Jun 22	71.2°F	73.2°F	68.8°F
Jun 23	71.4°F	72.9°F	69.0°F
Jun 24	71.5°F	72.6°F	69.1°F
Jun 25	71.5°F	72.2°F	69.1°F
Jun 26	71.5°F	71.9°F	69.1°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	72.3°F	17mi
Biarritz	72.1°F	24mi
Léon	69.9°F	52mi

* current water temperature in this city

** straight line distance from Donostia / San Sebastián