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El Atazar Dam — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in El Atazar Dam, trends, monthly ranges and the forecast for the coming days.

El Atazar Dam, Spain
El Atazar Dam, Spain © By Carlos Delgado, CC BY-SA 3.0

Current Water Temperature

26.8°C
Today
26.9°C
Yesterday
26.9°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 El Atazar Dam today is 26.8°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays. 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 June 21 to July 22

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUL 1526.9°C24.0°C
JUL 1626.9°C24.0°C
JUL 1726.7°C24.0°C
JUL 1826.7°C24.0°C
JUL 1926.7°C24.0°C
JUL 2026.7°C24.0°C
JUL 2126.9°C24.0°C
JUL 2226.8°C24.0°C
JUL 2324.0°C26.7°C
JUL 2424.0°C26.5°C
JUL 2524.0°C26.4°C
JUL 2624.0°C26.2°C
JUL 2724.0°C26.1°C
JUL 2824.0°C26.0°C
JUL 2924.0°C25.8°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
January2°C6°C9°C
February4°C8°C11°C
March5°C9°C12°C
April7°C12°C18°C
May11°C17°C23°C
June18°C26°C32°C
July19°C24°C29°C
August20°C25°C30°C
September18°C23°C28°C
October11°C15°C19°C
November6°C11°C14°C
December4°C8°C12°C

El Atazar Dam: Water Temperature by Location

El Atazar Dam: Weather Forecast

July 22

° / °
overcast
rain: 3% | wind:

July 23

° / °
mainly clear
rain: 0% | wind:

July 24

° / °
clear sky
rain: 0% | wind:

July 25

° / °
mainly clear
rain: 0% | wind:

July 26

° / °
mainly clear
rain: 0% | wind:

July 27

° / °
overcast
rain: 8% | wind:

Location & Local Information

The Embalse de El Atazar, north of Madrid, is a relatively deep mountain reservoir whose surface temperatures vary markedly through the year. In summer the surface can warm to roughly 18–24 °C (64–75 °F) on warm sunny days, but cooler conditions and depth mean much of the water remains colder. In spring and autumn surface temperatures typically range from about 8–16 °C (46–61 °F), while in winter the reservoir can fall to roughly 4–8 °C (39–46 °F) and occasionally lower during cold snaps. Temperature declines quickly with depth, so thermoclines and cold bottom layers are common even when the surface feels mild. Wind, inflows and seasonal turnover also influence short-term fluctuations.

Swimming at the Embalse de El Atazar is generally not permitted because it is an important source of drinking water and is managed to protect water quality and safety. Authorities restrict bathing and recreational swimming to reduce contamination risks and to avoid accidents related to cold water, hidden currents, boat traffic and sudden depth changes. For those seeking water contact, local regulations and designated recreational areas outside the reservoir should be consulted, and the cold, changeable temperatures should be respected even in summer to prevent hypothermia or cold-water shock.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in El Atazar Dam?
Water Temperature in El Atazar Dam today is 26.8°C.
What is the water temperature in El Atazar Dam during the summer months?
The water temperature in El Atazar Dam in summer fluctuates in the range of 18°C - 32°C.
Is it possible to swim in El Atazar Dam (Spain) and what are the possibilities for this?
Swimming in El Atazar Reservoir is generally not permitted because it is a drinking-water supply with access and water-contact restrictions, so anyone seeking to enjoy the area should opt for officially designated bathing sites nearby or participate only in regulated activities (fishing with a license, supervised boating or guided visits) authorized by the local authorities.