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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

19.6°C
Today
19.6°C
Yesterday
20.7°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 19.6°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 May 10 to June 10

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 220.7°C26.7°C
JUN 319.4°C26.7°C
JUN 419.4°C26.7°C
JUN 519.4°C26.7°C
JUN 619.3°C26.7°C
JUN 719.6°C26.7°C
JUN 819.6°C26.7°C
JUN 1026.7°C20.0°C
JUN 1126.7°C20.3°C
JUN 1226.7°C20.7°C
JUN 1326.7°C21.0°C
JUN 1426.7°C21.4°C
JUN 1526.7°C21.7°C
JUN 1626.7°C22.1°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

June 9

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June 10

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June 11

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June 12

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June 13

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June 14

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rain: 5% | 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 19.6°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.