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Mainz

Water Temperature in Mainz in Rhine River: Current and Forecast

On this page, you will find comprehensive information about the water temperature in Mainz in Rhine River, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Mainz

14.3°C

TODAY

15.2°C

YESTERDAY

14.8°C

A WEEK AGO

As of today, the minimum water temperature in Mainz 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.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Rhine River in Mainz Over the Last 30 Days

Today the water temperature in Mainz is higher than the same day in previous years. The water temperature range here in October is from 10°C to 16°C. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Mainz are presented in the table below.

The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.

Table of Daily Water Temperature Data

DateCurrentAverageForecast
Sep 2914.8°C19.5°C
Sep 3014.7°C19.5°C
Oct 114.1°C13.0°C
Oct 214.5°C13.0°C
Oct 314.4°C13.0°C
Oct 414.9°C13.0°C
Oct 515.2°C13.0°C
Oct 614.3°C13.0°C
Oct 713.0°C14.2°C
Oct 813.0°C14.1°C
Oct 913.0°C14.0°C
Oct 1013.0°C13.9°C
Oct 1113.0°C13.8°C
Oct 1213.0°C13.7°C
Oct 1313.0°C13.6°C
Oct 1413.0°C13.5°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Mainz by Month

January

MinimumAverageMaximum
3°C5°C7°C

February

MinimumAverageMaximum
1°C4°C7°C

March

MinimumAverageMaximum
3°C7°C11°C

April

MinimumAverageMaximum
10°C12.8°C16°C

May

MinimumAverageMaximum
14°C16.8°C20°C

June

MinimumAverageMaximum
18°C22°C26°C

July

MinimumAverageMaximum
19°C23.5°C28°C

August

MinimumAverageMaximum
18°C23°C26°C

September

MinimumAverageMaximum
14°C19.5°C25°C

October

MinimumAverageMaximum
10°C13°C16°C

November

MinimumAverageMaximum
5°C8°C11°C

December

MinimumAverageMaximum
3°C5°C7°C

Monthly Water Temperature Histogram for Rhine River in Mainz

Mainz Weather

OCTOBER 6

9°C / 14°C
slight rain

rain: 43% | wind: 9 km/h

OCTOBER 7

11°C / 15°C
slight rain

rain: 15% | wind: 3 km/h

OCTOBER 8

11°C / 19°C
fog

rain: 25% | wind: 12 km/h

OCTOBER 9

7°C / 15°C
overcast

rain: 25% | wind: 9 km/h

Water Temperature in Mainz: General Trends and Swimming Opportunities

Mainz, located on the western bank of the Rhine River, is the capital of the state of Rhineland-Palatinate in Germany. The city's location at the confluence of the Rhine and Main rivers has made it a historically significant hub for trade and culture. Mainz offers beautiful riverfront promenades, and the Rhine plays a central role in both its economy and recreation.

Swimming in the Rhine near Mainz is possible, though it requires caution due to strong currents and shipping traffic. The city has several designated areas and nearby lakes where swimming is safer. The water temperature in the Rhine varies throughout the year, reaching between 20°C and 24°C (68°F to 75°F) during the summer months. In winter, the temperature drops to around 5°C to 8°C (41°F to 46°F), making the river too cold for most swimmers.

Geographical Location of Mainz

Frequently Asked Questions About Mainz and its Water Temperatures

What is the current water temperature in Mainz?

The water temperature today in Mainz is 58°F (14.3°C).

What is the water temperature in Mainz during the summer months?

The average water temperature in Mainz during the summer months is typically between 73°F to 74°F (23°C to 23°C), and it can reach up to 82°F (28°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Mainz in May?

The average water temperature in Mainz in May ranges from 57°F to 68°F (14°C to 20°C).

What is the water temperature in Mainz in September?

The average water temperature in Mainz in September is typically between 63°F to 77°F (17°C to 25°C).

Is it possible to swim in the Rhine River in Mainz, and what are the available options for doing so?

Yes, it is possible to swim in the Rhine River in Mainz. You can either swim independently or participate in organized swimming events.