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Heidelberg
Water Temperature in Heidelberg in Neckar River: Current and Forecast
On this page, you will find comprehensive information about the water temperature in Heidelberg in Neckar 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 Heidelberg
10.0°C
TODAY
10.3°C
YESTERDAY
9.1°C
A WEEK AGO
As of today, the minimum water temperature in Heidelberg 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 Neckar River in Heidelberg Over the Last 30 Days
Today the water temperature in Heidelberg is lower than the same day in previous years. The water temperature range here in April is from 9°C to 15°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 Heidelberg 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
| Date | Current | Average | Forecast |
|---|---|---|---|
| Mar 25 | 9.1°C | 7.0°C | |
| Mar 26 | 9.8°C | 7.0°C | |
| Mar 27 | 9.9°C | 7.0°C | |
| Mar 28 | 10.1°C | 7.0°C | |
| Mar 29 | 9.8°C | 7.0°C | |
| Mar 31 | 9.9°C | 7.0°C | |
| Apr 1 | 10.3°C | 11.9°C | |
| Apr 2 | 10.0°C | 11.9°C | |
| Apr 3 | 11.9°C | 10.1°C | |
| Apr 4 | 11.9°C | 10.2°C | |
| Apr 5 | 11.9°C | 10.3°C | |
| Apr 6 | 11.9°C | 10.4°C | |
| Apr 7 | 11.9°C | 10.5°C | |
| Apr 8 | 11.9°C | 10.6°C | |
| Apr 9 | 11.9°C | 10.7°C | |
| Apr 10 | 11.9°C | 10.8°C |
Water Temperature Ranges in Heidelberg by Month
January
| Minimum | Average | Maximum |
|---|---|---|
| 4°C | 6.2°C | 8°C |
February
| Minimum | Average | Maximum |
|---|---|---|
| 0°C | 3°C | 6°C |
March
| Minimum | Average | Maximum |
|---|---|---|
| 4°C | 7°C | 10°C |
April
| Minimum | Average | Maximum |
|---|---|---|
| 9°C | 11.9°C | 15°C |
May
| Minimum | Average | Maximum |
|---|---|---|
| 13°C | 16.2°C | 19°C |
June
| Minimum | Average | Maximum |
|---|---|---|
| 17°C | 20.4°C | 24°C |
July
| Minimum | Average | Maximum |
|---|---|---|
| 19°C | 21.8°C | 27°C |
August
| Minimum | Average | Maximum |
|---|---|---|
| 19°C | 21.8°C | 26°C |
September
| Minimum | Average | Maximum |
|---|---|---|
| 17°C | 19.5°C | 25°C |
October
| Minimum | Average | Maximum |
|---|---|---|
| 10°C | 13°C | 16°C |
November
| Minimum | Average | Maximum |
|---|---|---|
| 7°C | 9.3°C | 13°C |
December
| Minimum | Average | Maximum |
|---|---|---|
| 4°C | 6.2°C | 8°C |
Monthly Water Temperature Histogram for Neckar River in Heidelberg
Heidelberg Weather
APRIL 3
7°C / 20°C
overcastrain: 0% | wind: 16 km/h
APRIL 4
8°C / 21°C
mainly clearrain: 0% | wind: 13 km/h
APRIL 5
6°C / 21°C
overcastrain: 3% | wind: 18 km/h
APRIL 6
1°C / 8°C
partly cloudyrain: 5% | wind: 18 km/h
APRIL 7
-2°C / 12°C
overcastrain: 3% | wind: 11 km/h
Water Temperature in Heidelberg: General Trends and Swimming Opportunities
Heidelberg, a city in the state of Baden-Württemberg in Germany, is situated on the banks of the Neckar river. This river runs for roughly 367 kilometers, flowing from the Black Forest and ultimately joining the Rhine. The water temperature of the Neckar river in Heidelberg generally varies according to the time of year. In the peak of summer, around July and August, the temperature can reach up to 20-22°C. However, the water temperature significantly decreases in the colder months, dropping down to as low as 4°C. Due to this variable water temperature, it is crucial to approach swimming in this river with caution based on weather and water conditions.
Though swimming in the Neckar river is technically possible, it is not generally encouraged due to multiple factors. Besides the fluid temperature, the river's flow rate can be quite high, especially after periods of heavy rainfall. Consequently, swimming can be more challenging and potentially dangerous. Additionally, commercial ships frequently travel through this river, leading to safety concerns for swimmers in the water. Rather than swimming, locals and visitors often engage in other water-based activities like canoeing, touring boats, or simply relishing the river banks, undoubtedly providing stunning views of the city's historical architecture, including the famous Heidelberg Castle. It is always advised to follow local rules and guidelines concerning water activities for safety.
Geographical Location of Heidelberg
Nearby Cities
Frequently Asked Questions About Heidelberg and its Water Temperatures
What is the current water temperature in Heidelberg?
The water temperature today in Heidelberg is 50°F (10.0°C).
What is the water temperature in Heidelberg during the summer months?
The average water temperature in Heidelberg during the summer months is typically between 69°F to 71°F (20°C to 22°C), and it can reach up to 81°F (27°C) at its warmest. However, in some years, the temperature may exceed this range.
What is the water temperature in Heidelberg in May?
The average water temperature in Heidelberg in May ranges from 55°F to 66°F (13°C to 19°C).
What is the water temperature in Heidelberg in September?
The average water temperature in Heidelberg in September is typically between 63°F to 77°F (17°C to 25°C).
Is it possible to swim in the Neckar River in Heidelberg, and what are the available options for doing so?
Yes, it's possible to swim in the Neckar River in Heidelberg. There are designated swimming pools and spots, such as the Neuenheim river baths, but always ensure safety and local regulations.