Lille — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lille, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lille today is 20.3°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. 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 |
|---|---|---|---|
| JUL 14 | 21.1°C | 18.0°C | |
| JUL 15 | 21.2°C | 18.0°C | |
| JUL 16 | 21.2°C | 18.0°C | |
| JUL 17 | 21.3°C | 18.0°C | |
| JUL 18 | 21.3°C | 18.0°C | |
| JUL 19 | 21.2°C | 18.0°C | |
| JUL 20 | 21.0°C | 18.0°C | |
| JUL 21 | 20.3°C | 18.0°C | |
| JUL 22 | 18.0°C | 20.2°C | |
| JUL 23 | 18.0°C | 20.1°C | |
| JUL 24 | 18.0°C | 20.0°C | |
| JUL 25 | 18.0°C | 19.8°C | |
| JUL 26 | 18.0°C | 19.7°C | |
| JUL 27 | 18.0°C | 19.6°C | |
| JUL 28 | 18.0°C | 19.5°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 | 3°C | 7°C | 9°C |
| February | 3°C | 7°C | 9°C |
| March | 4°C | 8°C | 10°C |
| April | 6°C | 9°C | 13°C |
| May | 6°C | 11°C | 17°C |
| June | 12°C | 17°C | 21°C |
| July | 13°C | 18°C | 22°C |
| August | 14°C | 18°C | 23°C |
| September | 10°C | 15°C | 19°C |
| October | 6°C | 9°C | 12°C |
| November | 4°C | 8°C | 12°C |
| December | 3°C | 7°C | 9°C |
Lille: Weather Forecast
July 22
July 23
July 24
July 25
Location & Local Information
Lille is a major city in northern France, situated on the banks of the Deûle River. This river flows through the city and plays an important role in the area's history and development, particularly as a waterway for trade and transport. However, despite the river's presence in the urban landscape, swimming in the Deûle is not a common or recommended activity. The water temperature in the Deûle River, like many rivers in the region, remains cool throughout the year, with summer temperatures ranging from around 15°C to 18°C. This can be uncomfortable for prolonged swimming, and the river's depth and current may vary, making it unsafe for recreational bathing in certain sections.
The water quality of the Deûle River is another factor that deters swimming. While efforts have been made to improve the cleanliness of the river, urban and industrial activities near Lille can contribute to water pollution. Contaminants such as agricultural runoff, sewage, and other pollutants may affect the water quality, making swimming in the river a health risk. As such, the Deûle is primarily used for purposes such as transportation, leisure boating, and scenic walks rather than as a destination for swimmers.
For those seeking opportunities for swimming, Lille offers alternative options, such as public swimming pools and leisure centers. Additionally, the nearby coastlines and lakes in the region offer cleaner and safer environments for water activities. Whether enjoying a pool or exploring nearby beaches, there are plenty of options for swimming that are better suited to a safe and enjoyable experience.