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Lake Ercina — Current Water Temperature, Annual Trends and Forecast

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

Lakes of Covadonga, Spain
Lakes of Covadonga, Spain © By Zarateman, CC BY-SA 3.0

Current Water Temperature

12.7°C
Today
13.0°C
Yesterday
13.9°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 Lake Ercina today is 12.7°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear. 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 September 30 to October 31

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 2413.9°C11.0°C
OCT 2513.8°C11.0°C
OCT 2613.1°C11.0°C
OCT 2712.9°C11.0°C
OCT 2813.3°C11.0°C
OCT 2913.4°C11.0°C
OCT 3013.0°C11.0°C
OCT 3112.8°C11.0°C
NOV 16.1°C12.4°C
NOV 26.1°C12.0°C
NOV 36.1°C11.7°C
NOV 46.1°C11.4°C
NOV 56.1°C11.1°C
NOV 66.1°C10.7°C
NOV 76.1°C10.4°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
January0°C4°C7°C
February0°C4°C8°C
March3°C7°C10°C
April6°C10°C14°C
May6°C12°C19°C
June10°C15°C21°C
July11°C17°C23°C
August12°C18°C23°C
September10°C15°C21°C
October7°C11°C14°C
November2°C6°C11°C
December0°C4°C8°C

Lake Ercina: Water Temperature by Location

Lake Ercina: Weather Forecast

November 1

° / °
clear sky
rain: 0% | wind:

November 2

° / °
partly cloudy
rain: 0% | wind:

November 3

° / °
light drizzle
rain: 20% | wind:

November 4

° / °
light drizzle
rain: 13% | wind:

November 5

° / °
light drizzle
rain: 3% | wind:

November 6

° / °
moderate drizzle
rain: 19% | wind:

Location & Local Information

Lago de la Ercina, a glacial lake in the Lakes of Covadonga area of Asturias, sits at high altitude and therefore maintains relatively cold water throughout the year. Typical surface temperatures range from around 0–4 °C (32–39 °F) in winter, rising to roughly 3–8 °C (37–46 °F) in spring as snowmelt feeds the basin. In the warmest weeks of summer the lake can reach roughly 8–15 °C (46–59 °F), though values above 12 °C (54 °F) are uncommon and brief; autumn sees temperatures fall back toward roughly 4–10 °C (39–50 °F). Local weather, wind and recent precipitation influence these figures, and the shallow margins can warm slightly more on calm sunny days, but the lake’s glacial origin and elevation keep it cold compared with lowland bathing waters.

Swimming is generally not a typical activity at Lago de la Ercina and is discouraged or restricted in many parts because the area lies within a protected natural park where human impact is limited to conserve habitats. Beyond conservation rules, the cold water presents a real safety hazard: immersion risks cold shock and rapid hypothermia even for experienced swimmers. There are no lifeguards or formal bathing facilities, so visitors usually enjoy the scenery and short walks rather than entering the water.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Ercina?
Water Temperature in Lake Ercina today is 12.7°C.
What is the water temperature in Lake Ercina during the summer months?
The water temperature in Lake Ercina in summer fluctuates in the range of 10°C - 23°C.
Is it possible to swim in Lake Ercina (Spain) and what are the possibilities for this?
Swimming in Lake Ercina is physically possible but essentially limited to brief, cold dips by visitors—there are no bathing facilities or lifeguards, access can be restricted seasonally and by park rules within Picos de Europa, and conservation and safety considerations mean it is generally discouraged except for short, cautious swims.