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Hanau — Current Water Temperature, Annual Trends and Forecast

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

Main River, Germany
Main River, Germany © By Roland Bergmann Dipl. Ing, Public domain

Current Water Temperature

20.4°C
Today
18.9°C
Yesterday
20.7°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 Hanau today is 20.4°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 July 31 to August 31

Table of Daily Sea Temperature Data

Date Current Average Forecast
AUG 2420.7°C21.3°C
AUG 2519.5°C21.3°C
AUG 2619.9°C21.3°C
AUG 2719.8°C21.3°C
AUG 2819.8°C21.3°C
AUG 2919.9°C21.3°C
AUG 3018.9°C21.3°C
AUG 3120.4°C21.3°C
SEP 116.4°C20.2°C
SEP 216.4°C20.0°C
SEP 316.4°C19.8°C
SEP 416.4°C19.6°C
SEP 516.4°C19.4°C
SEP 616.4°C19.2°C
SEP 716.4°C19.0°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
January2°C6°C8°C
February2°C5°C8°C
March5°C8°C11°C
April8°C12°C16°C
May11°C15°C20°C
June16°C20°C25°C
July16°C20°C25°C
August16°C21°C27°C
September13°C16°C21°C
October8°C11°C14°C
November3°C7°C11°C
December2°C6°C8°C

Hanau: Weather Forecast

September 1

° / °
overcast
rain: 5% | wind:

September 2

° / °
overcast
rain: 3% | wind:

September 3

° / °
overcast
rain: 23% | wind:

September 4

° / °
overcast
rain: 16% | wind:

September 5

° / °
partly cloudy
rain: 18% | wind:

Location & Local Information

Hanau, located in the German state of Hesse, is a historically rich city on the banks of the Main River. The Main River, one of Germany's major waterways, has water temperatures that fluctuate throughout the year. On average, during the summer months, from June to August, the temperature can climb to a favorable 20 degrees Celsius (68°F), making it a generally suitable time for swimming or other water activities. It's important to note, however, that the water temperature can drop significantly in the colder months, averaging around 4-5 degrees Celsius (39-41°F) in the winter, which makes swimming less appealing and potentially unsafe.

Despite the favorable water temperatures in the summer, it's important to consider the water quality and river currents before deciding to go swimming. The Main River, as it passes through various cities, including Frankfurt, hosts several ship traffic and may contain pollutants not ideal for swimming. Furthermore, the river's currents can vary greatly - although it may seem calm on the surface, underlying currents might pose potential risks. You should always consult local regulations or authorities before deciding to swim in the river, to ensure you are swimming in a designated area where it's considered safe to do so.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Hanau?
Water Temperature in Hanau today is 20.4°C.
What is the water temperature in Hanau during the summer months?
The water temperature in Hanau in summer fluctuates in the range of 16°C - 27°C.
Is it possible to swim in the Main River in Hanau, and what are the available options for doing so?
Yes, it's possible to swim in the Main River in Hanau, typically at your own risk. The other option could be joining organized swimming events if available.