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Slnecne Jazera Lake — Current Water Temperature, Annual Trends and Forecast

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

Hlboké Lake, Slovakia
Hlboké Lake, Slovakia © Wizzard, Public domain

Current Water Temperature

12.0°C
Today
12.6°C
Yesterday
13.6°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 Slnecne Jazera Lake today is 12°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

❌ As of today, the minimum water temperature ranges from 50°F (10°C) to 54°F (12°C). The water is slightly warmer, but still cool for most people. Swimming in such conditions is possible, but for most people, the time spent in the water should be limited to avoid hypothermia. Even experienced swimmers may feel discomfort if they stay in the water for too long. To improve comfort and safety, a wetsuit can be used. 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 29 to October 30

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 2313.6°C13.0°C
OCT 2413.3°C13.0°C
OCT 2513.3°C13.0°C
OCT 2613.0°C13.0°C
OCT 2712.6°C13.0°C
OCT 2812.6°C13.0°C
OCT 2912.6°C13.0°C
OCT 3011.5°C13.0°C
OCT 3113.0°C11.8°C
NOV 18.8°C11.7°C
NOV 28.8°C11.5°C
NOV 38.8°C11.4°C
NOV 48.8°C11.2°C
NOV 58.8°C11.0°C
NOV 68.8°C10.9°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°C6°C10°C
February1°C6°C10°C
March4°C9°C13°C
April8°C13°C17°C
May11°C17°C22°C
June16°C21°C27°C
July19°C24°C29°C
August16°C22°C29°C
September13°C19°C24°C
October9°C13°C17°C
November4°C9°C13°C
December2°C7°C11°C

Slnecne Jazera Lake: Water Temperature by Location

Slnecne Jazera Lake: Weather Forecast

October 31

° / °
overcast
rain: 15% | wind:

November 1

° / °
overcast
rain: 13% | wind:

November 2

° / °
overcast
rain: 38% | wind:

November 3

° / °
slight rain
rain: 38% | wind:

November 4

° / °
overcast
rain: 25% | wind:

Location & Local Information

Slnečné jazerá in western Slovakia are among the most popular natural swimming destinations in the country. Thanks to their shallow depth and sunny location, the water here warms up quickly in summer. By late June, temperatures often reach 22–24 °C, and in July or August, the lake can even climb to around 26–28 °C, making it very comfortable for swimming. These warm conditions, together with clear water, create ideal opportunities for spending whole days by the lake.

The area around the lakes is adapted for recreation, with sandy and grassy beaches, places for water sports, and family-friendly zones. Because of the warm water and easy access, Slnečné jazerá are especially attractive for those who prefer longer swims or simply relaxing in the shallows. It is a place where the water temperature and the natural setting combine to offer one of the best bathing experiences in Slovakia.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Slnecne Jazera Lake?
Water Temperature in Slnecne Jazera Lake today is 12°C.
What is the water temperature in Slnecne Jazera Lake during the summer months?
The water temperature in Slnecne Jazera Lake in summer fluctuates in the range of 16°C - 29°C.
Is it possible to swim in Slnecne Jazera (Slovakia) and what are the possibilities for this?
Yes — you can swim at Slnečné jazerá (Senec) in designated bathing areas and public beaches with summer lifeguards and monitored water quality, some beaches require an entrance fee while others are free, and there are also water-sport options and boat or equipment rentals, though swimming outside marked zones is not recommended.