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Koblenz — Current Water Temperature, Annual Trends and Forecast

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

Koblenz, Germany
Koblenz, Germany © By Holger Weinandt - Own work, CC BY-SA 3.0 de

Current Water Temperature

9.8°C
Today
10.3°C
Yesterday
11.2°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 Koblenz today is 9.8°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

❌ As of today, the minimum water temperature ranges from 47°F (8°C) to 50°F (10°C). This is still cool water, suitable only for experienced swimmers or those accustomed to cold water. Swimming in such conditions is possible, but not recommended for prolonged periods. Extra caution should be taken during extended exposure, as the cold water can cause heat loss and lead to hypothermia. For added comfort, special clothing 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 2311.2°C12.0°C
OCT 2411.0°C12.0°C
OCT 2510.3°C12.0°C
OCT 2610.4°C12.0°C
OCT 2710.9°C12.0°C
OCT 2810.7°C12.0°C
OCT 2910.3°C12.0°C
OCT 309.8°C12.0°C
OCT 3112.0°C9.7°C
NOV 17.5°C9.6°C
NOV 27.5°C9.5°C
NOV 37.5°C9.3°C
NOV 47.5°C9.2°C
NOV 57.5°C9.1°C
NOV 67.5°C9.0°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°C5°C7°C
February3°C5°C9°C
March3°C7°C10°C
April7°C11°C15°C
May10°C15°C20°C
June16°C20°C25°C
July18°C21°C26°C
August20°C23°C26°C
September15°C18°C23°C
October8°C12°C16°C
November3°C8°C12°C
December3°C5°C8°C

Koblenz: Weather Forecast

October 31

° / °
light drizzle
rain: 0% | wind:

November 1

° / °
light drizzle
rain: 4% | wind:

November 2

° / °
fog
rain: 12% | wind:

November 3

° / °
overcast
rain: 8% | wind:

November 4

° / °
partly cloudy
rain: 0% | wind:

Location & Local Information

Koblenz is a historic city in western Germany, situated at the confluence of the Rhine and Moselle rivers. The city’s location at this strategic point has made it a vital hub for trade and transport throughout history. The Rhine, flowing through Koblenz, is a major European waterway, and the riverfront offers stunning views, particularly at the Deutsches Eck, where the two rivers meet.

Swimming in the Rhine near Koblenz is not highly recommended due to strong currents and boat traffic, but many locals and visitors enjoy the river for its scenic beauty and opportunities for boating, hiking, and cycling along its banks. The water temperature of the Rhine varies seasonally. In summer, it typically ranges between 18°C to 22°C (64°F to 72°F), making the waters cooler but still refreshing. During the winter months, the temperature drops to around 4°C to 7°C (39°F to 45°F).

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Koblenz?
Water Temperature in Koblenz today is 9.8°C.
What is the water temperature in Koblenz during the summer months?
The water temperature in Koblenz in summer fluctuates in the range of 16°C - 26°C.
Is it possible to swim in the Rhine River in Koblenz, and what are the available options for doing so?
Yes, it's possible to swim in the Rhine River in Koblenz. Options include the public beach at the Rhine Swim Club, or participating in organized river-swim events.