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Sanabria Lake — Current Water Temperature, Annual Trends and Forecast

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

Salime Reservoir, Spain
Salime Reservoir, Spain © By Mikel González, CC BY-SA 2.5 es

Current Water Temperature

21.1°C
Today
20.4°C
Yesterday
20.2°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 Sanabria Lake today is 21.1°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 June 21 to July 22

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUL 1520.2°C20.0°C
JUL 1620.2°C20.0°C
JUL 1719.7°C20.0°C
JUL 1820.0°C20.0°C
JUL 1920.0°C20.0°C
JUL 2020.0°C20.0°C
JUL 2120.4°C20.0°C
JUL 2221.1°C20.0°C
JUL 2320.0°C21.0°C
JUL 2420.0°C21.0°C
JUL 2520.0°C20.9°C
JUL 2620.0°C20.9°C
JUL 2720.0°C20.8°C
JUL 2820.0°C20.8°C
JUL 2920.0°C20.7°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
February2°C6°C9°C
March4°C8°C11°C
April6°C10°C15°C
May8°C13°C19°C
June11°C17°C22°C
July14°C20°C25°C
August14°C20°C25°C
September11°C17°C22°C
October9°C13°C17°C
November5°C9°C12°C
December2°C6°C9°C

Sanabria Lake: Water Temperature by Location

Sanabria Lake: Weather Forecast

July 23

° / °
partly cloudy
rain: 0% | wind:

July 24

° / °
fog
rain: 25% | wind:

July 25

° / °
fog
rain: 3% | wind:

July 26

° / °
mainly clear
rain: 0% | wind:

July 27

° / °
overcast
rain: 3% | wind:

Location & Local Information

Lago de Sanabria is the largest glacial lake in Spain and keeps cold, clear water year-round. Surface temperatures vary markedly with the seasons: in winter the lake typically drops to about 2–6 °C (36–43 °F), spring brings gradual warming to roughly 6–14 °C (43–57 °F), summer surface highs commonly reach 16–24 °C (61–75 °F) on warm days, and autumn cools back to approximately 10–16 °C (50–61 °F). Because the lake is relatively deep and fed by mountain streams, deeper layers remain much colder than the surface even in summer, and temperature stratification can produce sharp drops below a few meters.

Swimming in Lago de Sanabria (Lago de Sanabria) is allowed and is a popular activity in the warmer months, especially in designated bathing areas. Local authorities regulate access within the natural park to protect water quality and habitats, so swimming is concentrated where signage and facilities exist. Bathers should be aware of the cold water risks—rapid heat loss and possible hypothermia—as well as changing weather and depth. Many visitors find summer swims comfortable for brief dips, while longer swims may require a wetsuit and caution; always follow posted rules and local guidance when entering the water.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Sanabria Lake?
Water Temperature in Sanabria Lake today is 21.1°C.
What is the water temperature in Sanabria Lake during the summer months?
The water temperature in Sanabria Lake in summer fluctuates in the range of 11°C - 25°C.
Is it possible to swim in Sanabria Lake (Spain) and what are the possibilities for this?
Yes, swimming in Sanabria Lake is allowed and commonly enjoyed from its sandy beaches and sheltered coves or via kayaks, paddleboards and small rental boats, with some designated bathing areas supervised in summer, though visitors should expect very cold, changeable mountain-water conditions and respect the Natural Park’s protection rules and seasonal restrictions.