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Troisdorf — Current Water Temperature, Annual Trends and Forecast

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

Sieg River, Germany
Sieg River, Germany © Von Olbertz, GFDL

Current Water Temperature

23.4°C
Today
23.4°C
Yesterday
22.0°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 Troisdorf today is 23.4°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature ranges from 75°F (23°C) to 79°F (26°C). This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health. 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 2322.0°C20.5°C
JUN 2422.0°C20.5°C
JUN 2522.6°C20.5°C
JUN 2623.2°C20.5°C
JUN 2723.4°C20.5°C
JUN 2823.4°C20.5°C
JUN 2923.4°C20.5°C
JUN 3023.4°C20.5°C
JUL 120.7°C23.3°C
JUL 220.7°C23.1°C
JUL 320.7°C23.0°C
JUL 420.7°C22.9°C
JUL 520.7°C22.7°C
JUL 620.7°C22.6°C
JUL 720.7°C22.5°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
January3°C6°C8°C
February4°C6°C8°C
March6°C9°C11°C
April7°C11°C15°C
May10°C14°C19°C
June16°C21°C25°C
July18°C21°C26°C
August17°C21°C23°C
September14°C19°C23°C
October10°C12°C14°C
November5°C9°C12°C
December3°C6°C9°C

Troisdorf: Weather Forecast

July 1

° / °
light drizzle
rain: 39% | wind:

July 2

° / °
light drizzle
rain: 22% | wind:

July 3

° / °
overcast
rain: 8% | wind:

July 4

° / °
overcast
rain: 10% | wind:

Location & Local Information

Troisdorf, a city in North Rhine-Westphalia, Germany, lies adjacent to the Sieg River—a river steeped in calmness and brimming with an enriching natural environment. The Sieg River's water temperature varies with the prevailing weather conditions and seasons. Like other water bodies in temperate regions, the water temperature heats up during the summer and cools down during the winter. Generally, the rivers in this area tend to hover around 6-10 degrees Celsius in winter and can reach up to 16-20 degrees Celsius in summer.

While swimming in the Sieg River isn't traditionally a common activity due to its water temperature and speed of the current, it's not entirely impossible. Some individuals, especially experienced swimmers, do enjoy river swimming in the summer when the temperature is more agreeable. However, it's very important to take safety into account when considering this activity; ensuring that the current is not too strong, knowing the depth and layout of the swimming area, and being aware of any potential hazards that may exist underwater. It's also advisable to have a lifeguard or someone experienced in river swimming present.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Troisdorf?
Water Temperature in Troisdorf today is 23.4°C.
What is the water temperature in Troisdorf during the summer months?
The water temperature in Troisdorf in summer fluctuates in the range of 16°C - 26°C.
Is it possible to swim in the Sieg River in Troisdorf, and what are the available options for doing so?
Yes, it is possible to swim in the Sieg River in Troisdorf. Available options for swimming are wild or guided swimming, but observe safety regulations and water cleanliness.