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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

18.6°C
Today
19.0°C
Yesterday
19.2°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 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 August 10 to September 10

Table of Daily Sea Temperature Data

Date Current Average Forecast
SEP 219.2°C15.1°C
SEP 320.3°C15.1°C
SEP 420.0°C15.1°C
SEP 520.0°C15.1°C
SEP 620.2°C15.1°C
SEP 719.5°C15.1°C
SEP 819.0°C15.1°C
SEP 918.5°C15.1°C
SEP 1015.1°C18.4°C
SEP 1115.1°C18.3°C
SEP 1215.1°C18.1°C
SEP 1315.1°C17.9°C
SEP 1415.1°C17.7°C
SEP 1515.1°C17.6°C
SEP 1615.1°C17.4°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°C24°C
September11°C15°C20°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

September 10

° / °
slight rain
rain: 95% | wind:

September 11

° / °
slight rain
rain: 33% | wind:

September 12

° / °
overcast
rain: 23% | wind:

September 13

° / °
overcast
rain: 14% | wind:

September 14

° / °
overcast
rain: 10% | 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 18.6°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.