All data are in degrees Fahrenheit

en

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

86.0

°F

June 29, 22:23

Trend:

stable

Yesterday:

86.1°F

Tomorrow:

86.1°F

Sunrise:

05:21

Sunset:

18:17

Day Length:

12 h. 56 min.

San Sebastian in July

Minimum:

80.3°F

Average:

81.7°F

Maximum:

83.1°F

Sea water temperature in San Sebastian today

As of now, in San Sebastian, the water temperature is 86.0°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 0.4°F lower 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 is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. 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 87.4°F on 2024, while the historical minimum was 85.6°F on 2022.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 85.9°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
Jun 15 86.5°F 88.4°F 86.7°F
Jun 16 86.2°F 87.6°F 86.7°F
Jun 17 86.4°F 87.4°F 86.8°F
Jun 18 86.3°F 87.3°F 86.8°F
Jun 19 86.0°F 87.7°F 86.8°F
Jun 20 86.0°F 87.4°F 86.8°F
Jun 21 85.8°F 87.1°F 86.7°F
Jun 22 85.6°F 87.6°F 86.6°F
Jun 23 86.9°F 87.2°F 86.6°F
Jun 24 86.7°F 87.7°F 86.8°F
Jun 25 86.5°F 87.5°F 86.8°F
Jun 26 86.3°F 87.4°F 86.6°F
Jun 27 86.0°F 87.0°F 86.4°F
Jun 28 86.1°F 87.4°F 86.3°F
Jun 29 86.0°F 87.4°F 86.4°F
Jun 30 86.1°F 87.4°F 86.5°F
Jul 1 86.1°F 86.8°F 86.5°F
Jul 2 86.0°F 86.7°F 86.4°F
Jul 3 86.0°F 86.5°F 86.4°F
Jul 4 85.9°F 86.6°F 86.4°F
Jul 5 85.6°F 85.4°F 86.0°F
Jul 6 85.6°F 85.7°F 86.0°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 June 15, 2024, reaching a 88.4°F. While the coldest temperature occurred on January 13, 2015, dipping to 79.0°F. The average readings by season are 81.8°F in Winter, 84.2°F in Spring, 86.0°F in Summer, and 84.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
San Jose 86.0°F 5mi
Santo Domingo 87.3°F 29mi
San Francisco 86.4°F 30mi
Santo Domingo 85.9°F 36mi
San Jose 85.9°F 37mi
Barcelona 87.3°F 37mi
Padang 85.9°F 37mi

* current water temperature in this city

** straight line distance from San Sebastian