Saint-Denis — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Saint-Denis, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Saint-Denis today is 17.8°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people. 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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| SEP 14 | 19.5°C | 16.0°C | |
| SEP 15 | 19.6°C | 16.0°C | |
| SEP 16 | 19.8°C | 16.0°C | |
| SEP 17 | 19.5°C | 16.0°C | |
| SEP 18 | 19.4°C | 16.0°C | |
| SEP 19 | 18.6°C | 16.0°C | |
| SEP 20 | 18.4°C | 16.0°C | |
| SEP 21 | 18.4°C | 16.0°C | |
| SEP 22 | 16.0°C | 17.7°C | |
| SEP 23 | 16.0°C | 17.6°C | |
| SEP 24 | 16.0°C | 17.5°C | |
| SEP 25 | 16.0°C | 17.4°C | |
| SEP 26 | 16.0°C | 17.4°C | |
| SEP 27 | 16.0°C | 17.3°C | |
| SEP 28 | 16.0°C | 17.2°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 |
|---|---|---|---|
| January | 2°C | 6°C | 9°C |
| February | 2°C | 6°C | 9°C |
| March | 5°C | 9°C | 11°C |
| April | 8°C | 11°C | 14°C |
| May | 9°C | 14°C | 18°C |
| June | 13°C | 18°C | 22°C |
| July | 16°C | 20°C | 25°C |
| August | 13°C | 18°C | 24°C |
| September | 11°C | 16°C | 20°C |
| October | 8°C | 11°C | 14°C |
| November | 5°C | 8°C | 12°C |
| December | 3°C | 7°C | 9°C |
Saint-Denis: Weather Forecast
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Saint-Denis, a city located on the Seine River in the northern suburbs of Paris, experiences varying water temperatures in the river depending on the season. During the winter months, the water temperature in the Seine drops significantly, typically ranging between 4°C and 7°C. At these temperatures, swimming is not advisable due to the cold and the potential for hypothermia. In the warmer months, especially during summer, the water temperature of the Seine can rise to around 18°C to 22°C, which is more comfortable for swimming, though still not ideal for recreational swimming, as the river has strong currents and varying depths. Swimming in the Seine is not a common activity in Saint-Denis, as the water quality can be an issue, and the river's flow can make it dangerous.
While swimming in the Seine is not generally recommended, Saint-Denis and the surrounding area offer several other recreational activities. The city has many parks and green spaces where locals and visitors can enjoy outdoor activities. In addition, there are public swimming pools available in Saint-Denis where people can safely swim. The Seine also provides an opportunity for water sports such as kayaking and canoeing, which are safer alternatives to swimming and allow individuals to enjoy the scenic beauty of the river.
Before engaging in any water-based activities in the Seine, it is important to check for local advisories on water quality and safety. Although the river offers a beautiful setting for various outdoor activities, swimming in the river is discouraged unless proper safety measures are in place and the water quality has been confirmed as safe.