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Embalse de Santolea — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Embalse de Santolea, trends, monthly ranges and the forecast for the coming days.

Ulldecona Dam, Spain
Ulldecona Dam, Spain © By Daniel Montesinos, CC BY-SA 2.0

Current Water Temperature

22.5°C
Today
23.1°C
Yesterday
23.4°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in Embalse de Santolea today is 22.5°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart Over the Last 30 Days

From August 20 to September 20

Table of Daily Sea Temperature Data

Date Current Average Forecast
SEP 1323.4°C25.0°C
SEP 1423.4°C25.0°C
SEP 1522.8°C25.0°C
SEP 1622.6°C25.0°C
SEP 1723.3°C25.0°C
SEP 1823.6°C25.0°C
SEP 1923.1°C25.0°C
SEP 2022.6°C25.0°C
SEP 2125.0°C22.6°C
SEP 2225.0°C22.8°C
SEP 2325.0°C22.9°C
SEP 2425.0°C23.0°C
SEP 2525.0°C23.1°C
SEP 2625.0°C23.3°C
SEP 2725.0°C23.4°C

* Current - Actual water temperature value

** Average - Average water temperature on this day in recent years

*** Forecast - Our water temperature forecast

Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.

Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.

Monthly Water Temperature Range (Min, Max & Average)

Month Min Avg Max
January4°C8°C11°C
February6°C10°C13°C
March7°C11°C14°C
April9°C13°C17°C
May13°C19°C24°C
June19°C27°C34°C
July21°C26°C32°C
August22°C27°C33°C
September20°C25°C30°C
October13°C18°C21°C
November9°C13°C17°C
December7°C11°C14°C

Embalse de Santolea: Water Temperature by Location

Embalse de Santolea: Weather Forecast

September 21

° / °
overcast
rain: 0% | wind:

September 22

° / °
overcast
rain: 0% | wind:

September 23

° / °
partly cloudy
rain: 0% | wind:

September 24

° / °
partly cloudy
rain: 0% | wind:

September 25

° / °
partly cloudy
rain: 0% | wind:

September 26

° / °
fog
rain: 0% | wind:

Location & Local Information

The Embalse de Santolea typically shows marked seasonal variation in water temperature, influenced by its elevation, depth and inflows. In winter the surface can be quite cold, often around 4–8 °C (39–46 °F), while spring brings gradual warming to roughly 8–15 °C (46–59 °F). During the warmest months of summer surface temperatures commonly reach about 18–25 °C (64–77 °F), occasionally rising a few degrees higher in heatwaves, though deeper water remains much cooler. In autumn temperatures usually fall back to the 10–16 °C (50–61 °F) range as air temperatures drop. These figures are approximate and can change with local weather, reservoir level and recent rainfall.

Swimming at the embalse is a seasonal recreational activity and is often practiced in summer when surface temperatures are most comfortable. Whether swimming is officially allowed depends on local management and water-use regulations; some reservoirs permit bathing in designated areas while others restrict it for safety, water-quality or resource-protection reasons. Even where permitted, swimmers should be aware of potential hazards such as sudden depth changes, cold subsurface layers, boat traffic and limited lifeguard presence, and they should follow posted notices and local advice about water quality and access.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Embalse de Santolea?
Water Temperature in Embalse de Santolea today is 22.5°C.
What is the water temperature in Embalse de Santolea during the summer months?
The water temperature in Embalse de Santolea in summer fluctuates in the range of 19°C - 34°C.
Is it possible to swim in Embalse de Santolea (Spain) and what are the possibilities for this?
Swimming in Embalse de Santolea is possible but generally unsupervised, so visitors may bathe from the shore or enter from small boats or kayaks in calm conditions while observing seasonal water levels, submerged hazards and any local restrictions or water‑quality notices, and it’s advisable to check with local authorities before entering.