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Wetzlar — Current Water Temperature, Annual Trends and Forecast

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

Lahn River, Germany
Lahn River, Germany © By de:Benutzer, GFDL

Current Water Temperature

13.1°C
Today
13.1°C
Yesterday
14.8°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 Wetzlar today is 13.1°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear. 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 9 to October 10

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 314.8°C11.0°C
OCT 414.4°C11.0°C
OCT 514.0°C11.0°C
OCT 613.3°C11.0°C
OCT 713.3°C11.0°C
OCT 812.9°C11.0°C
OCT 913.1°C11.0°C
OCT 1012.9°C11.0°C
OCT 1111.0°C13.0°C
OCT 1211.0°C12.9°C
OCT 1311.0°C12.8°C
OCT 1411.0°C12.7°C
OCT 1511.0°C12.6°C
OCT 1611.0°C12.5°C
OCT 1711.0°C12.4°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
January2°C5°C7°C
February1°C4°C8°C
March6°C8°C12°C
April7°C12°C16°C
May10°C14°C19°C
June15°C20°C25°C
July18°C21°C26°C
August17°C22°C26°C
September13°C18°C23°C
October8°C11°C14°C
November3°C8°C11°C
December2°C6°C8°C

Wetzlar: Weather Forecast

October 11

° / °
slight rain showers
rain: 63% | wind:

October 12

° / °
partly cloudy
rain: 12% | wind:

October 13

° / °
slight rain
rain: 25% | wind:

October 14

° / °
fog
rain: 25% | wind:

October 15

° / °
fog
rain: 7% | wind:

October 16

° / °
fog
rain: 31% | wind:

Location & Local Information

Wetzlar, a city in Hesse, Germany, is a charming location nestled along the banks of the Lahn river. This river, flowing through central Germany, creates unique recreational opportunities, and the proximity to Wetzlar adds to the city's natural appeal. However, discussions on water temperature and the possibility of swimming in this river require understanding of both natural and seasonal factors.

The water temperature of the Lahn river varies throughout the year, following typical continental weather patterns. In the winter months, from December to February, the water is usually cold, sometimes even near freezing. Summer months, from June to August, see the river warming up, often reaching a much more conducive temperature range for swimming, typically around 15-20°C (59-68°F), depending on that year's particular weather conditions.

In terms of swimming, it's possible, but whether or not it's recommended depends on a few factors. In the warmer summer months, you'll often find locals swimming in the calmer sections of the river. However, as the Lahn has areas of fast-flowing currents, it is advised to only swim in designated areas, and always observe local restrictions and safety measures. Always remember to assess the depth, current and any potential underwater risks before making the decision to swim. Also, note that the river's water quality can also fluctuate, so it's a good idea to check local resources for updates before diving in.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Wetzlar?
Water Temperature in Wetzlar today is 13.1°C.
What is the water temperature in Wetzlar during the summer months?
The water temperature in Wetzlar in summer fluctuates in the range of 15°C - 26°C.
Is it possible to swim in the Lahn River in Wetzlar, and what are the available options for doing so?
Yes, it's possible to swim in the Lahn River in Wetzlar. You can either choose a guided swim tour or swim independently following local guidelines and precautions.