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Morské oko Lake — Current Water Temperature, Annual Trends and Forecast

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

Morské oko Lake, Slovakia
Morské oko Lake, Slovakia © Milan Bališin, CC BY-SA 4.0

Current Water Temperature

21.1°C
Today
20.3°C
Yesterday
18.0°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 Morské oko 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 May 30 to June 30

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 2318.0°C18.0°C
JUN 2418.4°C18.0°C
JUN 2518.8°C18.0°C
JUN 2618.9°C18.0°C
JUN 2719.1°C18.0°C
JUN 2819.4°C18.0°C
JUN 2920.3°C18.0°C
JUN 3020.5°C18.0°C
JUL 121.0°C21.1°C
JUL 221.0°C21.1°C
JUL 321.0°C21.1°C
JUL 421.0°C21.1°C
JUL 521.0°C21.1°C
JUL 621.0°C21.1°C
JUL 721.0°C21.1°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°C7°C
March0°C5°C10°C
April3°C8°C13°C
May7°C13°C19°C
June12°C18°C23°C
July16°C21°C26°C
August12°C18°C23°C
September10°C15°C21°C
October6°C10°C13°C
November2°C6°C10°C
December0°C4°C8°C

Morské oko Lake: Water Temperature by Location

Morské oko Lake: Weather Forecast

July 1

° / °
moderate rain
rain: 73% | wind:

July 2

° / °
moderate thunderstorm
rain: 78% | wind:

July 3

° / °
overcast
rain: 31% | wind:

July 4

° / °
overcast
rain: 6% | wind:

July 5

° / °
overcast
rain: 45% | wind:

July 6

° / °
overcast
rain: 39% | wind:

Location & Local Information

Morské oko, located in the Vihorlat Mountains of eastern Slovakia, is one of the most beautiful natural lakes in the country. Because it lies in a forested mountain area at higher altitude, its water remains relatively cold throughout the year. Even in the peak of summer, the temperature usually does not rise much above 18–20 °C, and on cooler days it can feel noticeably chilly. The shaded surroundings and inflow of fresh mountain streams keep the water clear but brisk.

Swimming in Morské oko is generally not common and the lake is more valued for its pristine nature and hiking atmosphere. Visitors usually come here to enjoy the view, walk around the shoreline, or relax in the peaceful environment rather than to bathe. For those who like cold water swimming, a short dip might be possible in summer, but most people prefer to admire the lake from the shore and treat it as a natural gem rather than a recreational swimming spot.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Morské oko Lake?
Water Temperature in Morské oko Lake today is 21.1°C.
What is the water temperature in Morské oko Lake during the summer months?
The water temperature in Morské oko Lake in summer fluctuates in the range of 12°C - 26°C.
Is it possible to swim in Morské oko (Slovakia) and what are the possibilities for this?
Swimming in Morské oko in Slovakia is generally not allowed because the lake is in a protected nature reserve, so visitors can enjoy it from the marked trails and should use designated public swimming areas nearby if they wish to bathe.