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Lough Eske — Current Water Temperature, Annual Trends and Forecast

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

Lough Eske, Republic of Ireland
Lough Eske, Republic of Ireland © By Brian Shaw, CC BY-SA 2.0

Current Water Temperature

18.6°C
Today
19.0°C
Yesterday
20.3°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 Lough Eske today is 18.6°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 June 22 to July 23

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUL 1620.3°C21.3°C
JUL 1720.3°C21.3°C
JUL 1820.7°C21.3°C
JUL 1920.0°C21.3°C
JUL 2019.9°C21.3°C
JUL 2119.1°C21.3°C
JUL 2219.0°C21.3°C
JUL 2318.6°C21.3°C
JUL 2421.3°C18.7°C
JUL 2521.3°C18.9°C
JUL 2621.3°C19.0°C
JUL 2721.3°C19.1°C
JUL 2821.3°C19.3°C
JUL 2921.3°C19.4°C
JUL 3021.3°C19.5°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
January1°C5°C8°C
February1°C5°C9°C
March3°C7°C10°C
April6°C10°C13°C
May10°C15°C21°C
June13°C20°C26°C
July15°C21°C27°C
August17°C22°C27°C
September13°C19°C24°C
October9°C13°C17°C
November5°C9°C12°C
December4°C3°C9°C

Lough Eske: Water Temperature by Location

Lough Eske: Weather Forecast

July 24

° / °
light drizzle
rain: 45% | wind:

July 25

° / °
moderate drizzle
rain: 94% | wind:

July 26

° / °
light drizzle
rain: 88% | wind:

July 27

° / °
light drizzle
rain: 91% | wind:

Location & Local Information

Lough Eske, nestled at the foot of the Blue Stack Mountains in County Donegal, is a picturesque freshwater lake with predictably cool water temperatures. The deep, clean waters of the lough mean that the seasonal temperature range is fairly narrow. In the summer months, the water may reach a maximum of around 16∘C (61∘F), making for a brisk, though refreshing, dip. During the winter, temperatures drop to a chilly range of approximately 8∘C to 10∘C (46∘F to 50∘F).

While swimming in the lough is not formally controlled and is generally permitted as a wild swimming activity, it is not a designated or monitored bathing spot, and caution is strongly advised due to the lack of lifeguards and the inherent cold. The lough and its surrounding area are known more for their serene setting and recreational opportunities like walking, cycling, and fishing. Nearby attractions include the historic Donegal Castle and Donegal Town, as well as the dramatic sea cliffs of Slieve League, which are a significant stop on the Wild Atlantic Way coastal route.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lough Eske?
Water Temperature in Lough Eske today is 18.6°C.
What is the water temperature in Lough Eske during the summer months?
The water temperature in Lough Eske in summer fluctuates in the range of 13°C - 27°C.
Is it possible to swim in Lough Eske (Republic of Ireland) and what are the possibilities for this?
Yes, you can swim in Lough Eske — options range from informal shore and near‑shore dips to hotel‑ or estate‑organised open‑water swims and boat or kayak access to quieter spots, but the water is cold, facilities and lifeguards are limited, and you should check access permissions and conditions and take safety precautions such as swimming with a companion and wearing a wetsuit.