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Sieg River

Sieg River Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Sieg 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 Sieg River

11.9°C

TODAY

11.9°C

YESTERDAY

12.3°C

A WEEK AGO

As of today, the minimum water temperature in the Sieg River ranges from 50°F (10°C) to 54°F (12°C). The water is slightly warmer, but still cool for most people. Swimming in such conditions is possible, but for most people, the time spent in the water should be limited to avoid hypothermia. Even experienced swimmers may feel discomfort if they stay in the water for too long. To improve comfort and safety, a wetsuit 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.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Sieg River Over the Last 30 Days

Today the water temperature in Sieg River is higher than the same day in previous years. The water temperature range here in April is from 8°C to 14°C. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Sieg 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.

Daily Water Temperature Chart

DateCurrentAverageForecast
Apr 1512.3°C11.0°C
Apr 1612.9°C11.0°C
Apr 1713.0°C11.0°C
Apr 1812.4°C11.0°C
Apr 1911.5°C11.0°C
Apr 2011.0°C11.0°C
Apr 2111.9°C11.0°C
Apr 2212.5°C11.0°C
Apr 2311.0°C11.8°C
Apr 2411.0°C11.7°C
Apr 2511.0°C11.6°C
Apr 2611.0°C11.5°C
Apr 2711.0°C11.5°C
Apr 2811.0°C11.5°C
Apr 2911.0°C11.5°C
Apr 3011.0°C11.5°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 Sieg River by Month

January

MinimumAverageMaximum
3°C5°C7°C

February

MinimumAverageMaximum
3°C5.5°C8°C

March

MinimumAverageMaximum
6°C9°C12°C

April

MinimumAverageMaximum
8°C11°C14°C

May

MinimumAverageMaximum
10°C12.5°C16°C

June

MinimumAverageMaximum
17°C20.2°C24°C

July

MinimumAverageMaximum
18°C20.5°C26°C

August

MinimumAverageMaximum
15°C18.1°C22°C

September

MinimumAverageMaximum
12°C15.3°C20°C

October

MinimumAverageMaximum
13°C13.3°C14°C

November

MinimumAverageMaximum
7°C8.5°C10°C

December

MinimumAverageMaximum
3°C5.5°C8°C

Monthly Water Temperature Histogram for Sieg River

Water Temperature in Cities and Towns on Sieg River

Germany (North Rhine-Westphalia)
11.4°C
Germany (North Rhine-Westphalia)
12.3°C
Germany (North Rhine-Westphalia)
12.2°C
Eitorf
Germany (North Rhine-Westphalia)
12.1°C
Wissen
Germany (Rhineland-Palatinate)
11.9°C
Scheuerfeld
Germany (Rhineland-Palatinate)
11.6°C
Betzdorf
Germany (Rhineland-Palatinate)
11.5°C
Mudersbach
Germany (Rhineland-Palatinate)
11.2°C
Germany (North Rhine-Westphalia)
11.2°C
Germany (North Rhine-Westphalia)
12.8°C

Sieg River Weather

APRIL 23

7°C / 19°C
overcast

rain: 37% | wind: 10 km/h

APRIL 24

9°C / 18°C
light drizzle

rain: 53% | wind: 11 km/h

APRIL 25

9°C / 15°C
light drizzle

rain: 20% | wind: 12 km/h

Water Temperature in Sieg River: General Trends and Swimming Opportunities

Source:
• location Siegerland
• elevation 603 m (1,978 ft)
Mouth:
• location Rhine
• coordinates 50°46′7″N 7°4′32″E
Length 155.1 km (96.4 mi)

The Sieg River flows through North Rhine-Westphalia and Rhineland-Palatinate in Germany, offering a serene and natural setting. Its water temperature varies depending on the season, ranging from 5°C to 20°C (41°F to 68°F). During summer, the temperature becomes more comfortable, making the river an attractive destination for nature lovers and water enthusiasts.

Swimming in the Sieg is possible in certain areas, especially where the flow is calm, and the water quality is high. Several natural spots along the riverbanks are popular among locals for wading or taking a refreshing dip. However, care should be taken as some parts of the river have strong currents, and official swimming areas are limited. For safety, always check local guidelines or recommendations before swimming.

Geographical Location of Sieg River

Frequently Asked Questions About Sieg River and its Water Temperatures

What is the current water temperature in Sieg River?

The water temperature today in Sieg River ranges from 52°F (11.2°C) to 55°F (12.8°C).

What is the water temperature in Sieg River during the summer months?

The average water temperature in Sieg River during the summer months is typically between 65°F to 69°F (18°C to 21°C), and it can reach up to 79°F (26°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Sieg River in May?

The average water temperature in Sieg River in May ranges from 50°F to 61°F (10°C to 16°C).

What is the water temperature in Sieg River in September?

The average water temperature in Sieg River in September is typically between 54°F to 68°F (12°C to 20°C).

Where does Sieg River flow?

Sieg River flows through Germany (North Rhine-Westphalia, Rhineland-Palatinate).

Is it possible to swim in the Sieg River?

Yes, it is possible to swim in the Sieg River. However, for safety reasons, it is advised to partake in guided swimming activities due to river currents.

What major cities are located on Sieg River?

Cities along the course of Sieg River include Hennef (Sieg) (North Rhine-Westphalia), Netphen (North Rhine-Westphalia), Siegburg (North Rhine-Westphalia), Siegen (North Rhine-Westphalia), Troisdorf (North Rhine-Westphalia).