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Lenne River

Lenne River Current Water Temperature and Forecast

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

9.8°C

TODAY

9.8°C

YESTERDAY

9.2°C

A WEEK AGO

As of today, the minimum water temperature in the Lenne River 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.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Lenne River Over the Last 30 Days

Today the water temperature in Lenne River is higher than the same day in previous years. The water temperature range here in March is from 5°C to 10°C. The water temperature is trending upward, and it has increased both over the past 30 days and the past week.

The forecasted water temperature values for Lenne 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
Mar 239.2°C7.5°C
Mar 248.9°C7.5°C
Mar 259.4°C7.5°C
Mar 269.6°C7.5°C
Mar 278.8°C7.5°C
Mar 289.7°C7.5°C
Mar 299.8°C7.5°C
Mar 319.8°C7.5°C
Apr 19.0°C9.8°C
Apr 29.0°C9.8°C
Apr 39.0°C9.8°C
Apr 49.0°C9.8°C
Apr 59.0°C9.8°C
Apr 69.0°C9.8°C
Apr 79.0°C9.8°C
Apr 89.0°C9.8°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 Lenne River by Month

January

MinimumAverageMaximum
3°C5.5°C8°C

February

MinimumAverageMaximum
2°C5°C8°C

March

MinimumAverageMaximum
5°C7.5°C10°C

April

MinimumAverageMaximum
6°C9°C12°C

May

MinimumAverageMaximum
10°C12.6°C16°C

June

MinimumAverageMaximum
11°C13.8°C18°C

July

MinimumAverageMaximum
11°C14.1°C19°C

August

MinimumAverageMaximum
11°C15°C19°C

September

MinimumAverageMaximum
13°C16°C21°C

October

MinimumAverageMaximum
11°C13.1°C16°C

November

MinimumAverageMaximum
5°C7.2°C11°C

December

MinimumAverageMaximum
3°C6°C9°C

Monthly Water Temperature Histogram for Lenne River

Water Temperature in Cities and Towns on Lenne River

Germany (North Rhine-Westphalia)
10.6°C
Germany (North Rhine-Westphalia)
10.2°C
Germany (North Rhine-Westphalia)
9.9°C
Finnentrop
Germany (North Rhine-Westphalia)
9.5°C
Germany (North Rhine-Westphalia)
9.0°C

Lenne River Weather

APRIL 1

1°C / 12°C
clear sky

rain: 0% | wind: 19 km/h

APRIL 2

3°C / 16°C
clear sky

rain: 0% | wind: 21 km/h

APRIL 3

4°C / 19°C
clear sky

rain: 0% | wind: 15 km/h

APRIL 4

6°C / 13°C
partly cloudy

rain: 2% | wind: 12 km/h

Water Temperature in Lenne River: General Trends and Swimming Opportunities

Source:
• location Sauerland
• elevation 819 m (2,687 ft)
Mouth:
• location Ruhr
• coordinates 51°24′54″N 7°29′31″E
Length 129.0 km (80.2 mi)

The Lenne River is a tributary of the Ruhr River, located in North Rhine-Westphalia, Germany, and spans a length of about 128 kilometers. Originating in the Sauerland region, the river flows through picturesque landscapes and towns such as Altena and Iserlohn before joining the Ruhr. The Lenne's water temperature typically ranges from 4-10°C (39-50°F) during winter months and rises to 15-20°C (59-68°F) in summer, depending on weather conditions and seasonal variations.

Swimming in the Lenne is generally not widely practiced due to safety concerns such as variable currents, uneven depths, and water quality issues. While parts of the river may appear inviting, the presence of infrastructure and occasional pollution from nearby urban areas make it less suitable for recreational swimming. However, the Lenne's scenic surroundings are a popular destination for outdoor activities like hiking, kayaking, and cycling. Nearby lakes and swimming pools offer safer alternatives for those looking to enjoy water activities.

Geographical Location of Lenne River

Frequently Asked Questions About Lenne River and its Water Temperatures

What is the current water temperature in Lenne River?

The water temperature today in Lenne River ranges from 48°F (9.0°C) to 51°F (10.6°C).

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

The average water temperature in Lenne River during the summer months is typically between 59°F to 59°F (15°C to 15°C), and it can reach up to 66°F (19°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Lenne River in May?

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

What is the water temperature in Lenne River in September?

The average water temperature in Lenne River in September is typically between 55°F to 70°F (13°C to 21°C).

Where does Lenne River flow?

Lenne River flows through Germany (North Rhine-Westphalia).

Is it possible to swim in the Lenne River?

Yes, it's possible to swim in the Lenne River. However, it's necessary to consider safety precautions due to possible risks such as strong currents and pollution.

What major cities are located on Lenne River?

Cities along the course of Lenne River include Iserlohn (North Rhine-Westphalia), Plettenberg (North Rhine-Westphalia), Schmallenberg (North Rhine-Westphalia), Werdohl (North Rhine-Westphalia).