All data are in degrees Fahrenheit

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Water temperature in San Sebastian

Detailed information about the current water temperature in San Sebastian. 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.
Sea temperature in San Sebastian now

85.8

°F

October 31, 23:32

Trend:

decreasing

Yesterday:

86.1°F

Tomorrow:

85.8°F

Sunrise:

05:57

Sunset:

17:28

Day Length:

11 h. 31 min.

San Sebastian in November

Minimum:

80.2°F

Average:

82.0°F

Maximum:

83.1°F

Sea water temperature in San Sebastian today

As of now, in San Sebastian, the water temperature is 85.8°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 0.9°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

Today's water temperature slightly varies from the average of the past two weeks. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 86.7°F on 2023, while the historical minimum was 83.0°F on 2015.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 85.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in San Sebastian

Date Current Year

actual* / forecast**

last year 10 years average
Oct 17 86.3°F 85.9°F 85.6°F
Oct 18 86.5°F 86.1°F 85.6°F
Oct 19 86.3°F 86.4°F 85.5°F
Oct 20 85.6°F 87.1°F 85.5°F
Oct 21 85.5°F 87.0°F 85.4°F
Oct 22 85.0°F 86.4°F 85.4°F
Oct 23 84.9°F 86.2°F 85.4°F
Oct 24 84.9°F 86.0°F 85.3°F
Oct 25 85.3°F 85.9°F 85.4°F
Oct 26 85.9°F 85.6°F 85.4°F
Oct 27 85.8°F 83.9°F 85.1°F
Oct 28 86.3°F 83.7°F 85.1°F
Oct 29 86.1°F 83.7°F 85.0°F
Oct 30 86.1°F 83.8°F 85.1°F
Oct 31 85.8°F 83.9°F 84.9°F
Nov 1 85.8°F 83.8°F 84.8°F
Nov 2 85.6°F 83.2°F 84.7°F
Nov 3 85.5°F 84.4°F 84.6°F
Nov 4 85.3°F 84.4°F 84.4°F
Nov 5 85.4°F 84.5°F 84.4°F
Nov 6 85.6°F 84.6°F 84.6°F
Nov 7 85.6°F 84.2°F 84.7°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 San Sebastian by month

In San Sebastian, the water temperature is comfortable for swimming all year round.
The warmest water in San Sebastian was recorded on July 20, 2024, reaching a 89.5°F. While the coldest temperature occurred on February 27, 2023, dipping to 77.8°F. The average readings by season are 82.0°F in Winter, 84.3°F in Spring, 86.5°F in Summer, and 85.3°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Santo Domingo 85.8°F 3mi
San Juan 85.8°F 10mi
Santa Maria 85.8°F 19mi
Burgos 86.0°F 22mi
Santiago 86.1°F 23mi
Santa Maria 85.5°F 47mi
Burgos 84.6°F 64mi
San Juan 85.7°F 66mi
Pamplona 83.5°F 87mi

* current water temperature in this city

** straight line distance from San Sebastian