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Rolava River — Current Water Temperature, Annual Trends and Forecast

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

Rolava River, Czech Republic
Rolava River, Czech Republic © By MartinVeselka, CC BY-SA 4.0

Current Water Temperature

20.5°C
Today
20.3°C
Yesterday
18.3°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 the Rolava River today is 20.5°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 2318.3°C17.5°C
JUN 2418.5°C17.5°C
JUN 2518.4°C17.5°C
JUN 2618.8°C17.5°C
JUN 2719.7°C17.5°C
JUN 2820.1°C17.5°C
JUN 2920.3°C17.5°C
JUN 3020.5°C17.5°C
JUL 119.5°C20.5°C
JUL 219.5°C20.4°C
JUL 319.5°C20.4°C
JUL 419.5°C20.3°C
JUL 519.5°C20.3°C
JUL 619.5°C20.2°C
JUL 719.5°C20.2°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°C5°C9°C
February0°C5°C9°C
March2°C7°C11°C
April4°C10°C16°C
May8°C13°C21°C
June12°C18°C22°C
July15°C20°C24°C
August13°C18°C23°C
September10°C15°C19°C
October7°C12°C16°C
November2°C9°C16°C
December1°C5°C8°C

Rolava River: Water Temperature by Location

Rolava River: Weather Forecast

July 1

° / °
fog
rain: 90% | wind:

July 2

° / °
slight rain
rain: 15% | wind:

July 3

° / °
slight rain
rain: 15% | wind:

July 4

° / °
slight rain showers
rain: 10% | wind:

Location & Local Information

Source:
• location Přebuz, Ore Mountains
• elevation 921 m (3,022 ft)
Mouth:
• location Ohře
• coordinates 50°24′20″N 12°36′43″E
• elevation 370 m (1,210 ft)
Length 36.6 km (22.7 mi)

The Rolava River flows through the Ore Mountains and the Karlovy Vary region, which gives it a typically cool character. Since much of its water comes from forested and higher-altitude areas, the temperature stays relatively low even in midsummer. In June the river usually measures around 14–16 °C, and in July and August it may climb to 18–20 °C on the warmest days. After colder nights or rain, the water quickly cools again, so it remains more refreshing than most ponds or reservoirs in the region.

Swimming in the Rolava is possible, though it is generally more appealing to those who enjoy colder, natural waters. The banks in some stretches are accessible enough for wading or quick dips, but it is not a river that offers large beach areas. Instead, it provides a more rustic experience, where a short swim on a hot day feels invigorating. For people looking for a natural and less crowded alternative, the Rolava offers a cool and refreshing option, though it is best suited to stronger swimmers who don’t mind colder water.

Nearby Rivers

Frequently Asked Questions

What is the current water temperature in the Rolava River?
Water Temperature in the Rolava River today is 20.5°C.
What is the water temperature in the Rolava River during the summer months?
The water temperature in the Rolava River in summer fluctuates in the range of 12°C - 24°C.
Is it possible to swim in Rolava (Czech Republic) and what are the possibilities for this?
Swimming in the Rolava is possible in some calm stretches and in man-made reservoirs or ponds along its course, but water quality and safety vary, so it is advisable to use officially designated bathing spots or nearby public pools and follow local signage and seasonal warnings.