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Vodní nádrž Olešná — Current Water Temperature, Annual Trends and Forecast

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

Žermanická přehrada, Czech Republic
Žermanická přehrada, Czech Republic © Daniel Baránek, CC BY-SA 3.0

Current Water Temperature

21.2°C
Today
20.0°C
Yesterday
19.0°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 Vodní nádrž Olešná today is 21.2°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 June 30 to July 31

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUL 2419.0°C19.5°C
JUL 2518.4°C19.5°C
JUL 2618.4°C19.5°C
JUL 2719.5°C19.5°C
JUL 2819.9°C19.5°C
JUL 2919.9°C19.5°C
JUL 3020.0°C19.5°C
JUL 3121.2°C19.5°C
AUG 119.0°C21.1°C
AUG 219.0°C21.0°C
AUG 319.0°C20.9°C
AUG 419.0°C20.8°C
AUG 519.0°C20.7°C
AUG 619.0°C20.5°C
AUG 719.0°C20.4°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
January1°C5°C9°C
February1°C5°C9°C
March3°C7°C11°C
April5°C10°C16°C
May8°C13°C21°C
June12°C17°C22°C
July15°C20°C24°C
August15°C19°C23°C
September11°C18°C19°C
October8°C13°C16°C
November3°C8°C16°C
December2°C6°C8°C

Vodní nádrž Olešná: Water Temperature by Location

Vodní nádrž Olešná: Weather Forecast

August 1

° / °
overcast
rain: 15% | wind:

August 2

° / °
slight rain showers
rain: 15% | wind:

August 3

° / °
partly cloudy
rain: 3% | wind:

August 4

° / °
partly cloudy
rain: 3% | wind:

Location & Local Information

Vodní nádrž Olešná is a picturesque reservoir located near the town of Frýdek-Místek in the Moravian-Silesian region of the Czech Republic. Being relatively shallow in many areas, the water warms up well during the summer months, with surface temperatures typically reaching around 22–25 °C in July and August. This makes it a very comfortable spot for swimming, wading, and other water activities. In spring and early summer, the water is cooler, generally ranging between 12 °C and 18 °C, so early-season swims feel refreshing but brisk.

The reservoir offers several accessible shores and small beaches where families and visitors can enjoy the water safely. It is a popular spot for recreational swimming, picnics, and sunbathing. While some areas are monitored, lifeguard services are limited, so swimmers should take usual precautions, especially with children or inexperienced swimmers. The calm sections of the reservoir are ideal for casual swimming, while other parts are used for boating and fishing.

Overall, Vodní nádrž Olešná provides a pleasant summer swimming experience in a natural and scenic setting. Its combination of warm summer water, gentle shores, and recreational infrastructure makes it a favored destination for both locals and visitors looking to relax, cool off, and enjoy outdoor water activities.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Vodní nádrž Olešná?
Water Temperature in Vodní nádrž Olešná today is 21.2°C.
What is the water temperature in Vodní nádrž Olešná during the summer months?
The water temperature in Vodní nádrž Olešná in summer fluctuates in the range of 12°C - 24°C.
Is it possible to swim in Vodní nádrž Olešná (Czech Republic) and what are the possibilities for this?
Yes—Vodní nádrž Olešná is a popular recreational reservoir where you can swim at designated bathing beaches (often with seasonal lifeguards), use informal shore spots for a dip, and take part in watersports like boating and paddleboarding while observing local rules and marked zones.