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Eo River — Current Water Temperature, Annual Trends and Forecast

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

Eo River, Spain
Eo River, Spain © Por Markus Braun, Public domain

Current Water Temperature

15.0°C
Today
15.0°C
Yesterday
16.0°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 the Eo River today is 15°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 2416.0°C14.0°C
OCT 2515.6°C14.0°C
OCT 2614.8°C14.0°C
OCT 2714.7°C14.0°C
OCT 2815.5°C14.0°C
OCT 2915.3°C14.0°C
OCT 3015.0°C14.0°C
OCT 3115.0°C14.0°C
NOV 19.9°C14.7°C
NOV 29.9°C14.5°C
NOV 39.9°C14.2°C
NOV 49.9°C14.0°C
NOV 59.9°C13.7°C
NOV 69.9°C13.5°C
NOV 79.9°C13.2°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°C10°C
February4°C7°C11°C
March7°C10°C14°C
April9°C13°C17°C
May9°C15°C21°C
June13°C18°C22°C
July14°C19°C25°C
August15°C20°C25°C
September13°C18°C22°C
October10°C14°C17°C
November6°C10°C14°C
December4°C8°C12°C

Eo River: Water Temperature by Location

Eo River: Weather Forecast

November 1

° / °
fog
rain: 0% | wind:

November 2

° / °
overcast
rain: 0% | wind:

November 3

° / °
overcast
rain: 0% | wind:

November 4

° / °
partly cloudy
rain: 0% | wind:

Location & Local Information

Source:
• location Baleira
• elevation 850 m (2,790 ft)
Mouth:
• location Atlantic
Length 91.5 km (56.9 mi)

The Río Eo, a river in Galicia that forms a tidal estuary on the border with Asturias, tends to have relatively cool water year-round because of its Atlantic influence and upstream mountain inputs. Typical seasonal surface temperatures range roughly from about 6–12 °C (43–54 °F) in winter, warming to around 8–15 °C (46–59 °F) in spring. In the warmest months the river and its lower estuary often reach approximately 14–21 °C (57–70 °F), while autumn sees a gradual decline to roughly 10–16 °C (50–61 °F). Local conditions vary with tides, shading, recent rainfall and depth: shallow, sunlit pools warm more in summer, while deeper channels and upstream reaches stay cooler.

Swimming in the Río Eo is permitted in many informal spots and the estuarine areas see recreational use in summer, but it is not uniformly supervised and access depends on local signage, water quality and safety considerations. The river and its estuary are part of a protected landscape, so visitors should respect conservation rules; strong currents, tidal changes and low temperatures can present hazards, especially for prolonged immersion. Where bathing is popular, brief swims in summer are common, and people often use wetsuits or choose calmer stretches to reduce risk. Always check local guidance before entering the water.

Nearby Rivers

Frequently Asked Questions

What is the current water temperature in the Eo River?
Water Temperature in the Eo River today is 15°C.
What is the water temperature in the Eo River during the summer months?
The water temperature in the Eo River in summer fluctuates in the range of 13°C - 25°C.
Is it possible to swim in Eo (Spain) and what are the possibilities for this?
Yes — you can swim in the Eo: its sheltered estuary and river stretches offer calmer spots for bathing and the mouth area has coastal beaches suitable for swimming, but conditions vary with tides, currents and seasonal water-quality or safety advisories so check local signage beforehand.