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.

65.9

°F

October 23, 12:29

Trend:

decreasing

Yesterday:

66.0°F

Tomorrow:

65.6°F

Sunrise:

08:31

Sunset:

19:13

Day Length:

10 h. 42 min.

Donostia / San Sebastián in October

Minimum:

53.7°F

Average:

56.0°F

Maximum:

57.9°F

Sea water temperature in Donostia / San Sebastián today

As of now, in Donostia / San Sebastián, the water temperature is 65.9°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 1.2°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 66.6°F on 2017, while the historical minimum was 62.5°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. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 65.0°F, the minimum temperature may reach 64.4°F, and the maximum might stay at 65.6°F.

Daily water temperature in Donostia / San Sebastián

Date	Current Year actual* / forecast**	last year	10 years average
Oct 9	69.3°F	66.7°F	66.8°F
Oct 10	68.9°F	67.3°F	66.7°F
Oct 11	68.3°F	67.0°F	66.5°F
Oct 12	68.5°F	67.0°F	66.4°F
Oct 13	68.8°F	66.8°F	66.6°F
Oct 14	68.5°F	67.0°F	66.6°F
Oct 15	68.9°F	66.7°F	66.5°F
Oct 16	68.1°F	66.6°F	66.3°F
Oct 17	68.2°F	66.1°F	66.2°F
Oct 18	67.7°F	65.9°F	66.0°F
Oct 19	67.5°F	65.9°F	65.9°F
Oct 20	66.8°F	65.7°F	65.6°F
Oct 21	66.8°F	65.6°F	65.4°F
Oct 22	66.0°F	66.2°F	65.1°F
Oct 23	65.9°F	66.2°F	64.8°F
Oct 24	65.6°F	65.4°F	64.4°F
Oct 25	65.3°F	65.0°F	64.2°F
Oct 26	65.2°F	64.7°F	64.0°F
Oct 27	65.1°F	64.4°F	64.0°F
Oct 28	64.8°F	64.4°F	63.6°F
Oct 29	64.7°F	64.1°F	63.6°F
Oct 30	64.4°F	64.0°F	63.2°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 Donostia / San Sebastián, there are only 6 days through the year when the water is warm enough to be comfortable for swimming.

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, 70.8°F in Summer, and 65.9°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Saint-Jean-de-Luz	65.3°F	17mi
Biarritz	65.2°F	24mi
Léon	65.1°F	52mi

* current water temperature in this city

** straight line distance from Donostia / San Sebastián