Grevelingen Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Grevelingen Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Grevelingen Lake today is 21.4°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 |
|---|---|---|---|
| JUN 23 | 20.1°C | 18.6°C | |
| JUN 24 | 20.1°C | 18.6°C | |
| JUN 25 | 20.1°C | 18.6°C | |
| JUN 26 | 20.2°C | 18.6°C | |
| JUN 27 | 21.5°C | 18.6°C | |
| JUN 28 | 22.1°C | 18.6°C | |
| JUN 29 | 22.1°C | 18.6°C | |
| JUN 30 | 22.1°C | 18.6°C | |
| JUL 1 | 20.8°C | 21.4°C | |
| JUL 2 | 20.8°C | 21.3°C | |
| JUL 3 | 20.8°C | 21.3°C | |
| JUL 4 | 20.8°C | 21.3°C | |
| JUL 5 | 20.8°C | 21.3°C | |
| JUL 6 | 20.8°C | 21.2°C | |
| JUL 7 | 20.8°C | 21.2°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 | 0°C | 4°C | 7°C |
| February | 1°C | 4°C | 8°C |
| March | 4°C | 7°C | 10°C |
| April | 8°C | 12°C | 15°C |
| May | 12°C | 16°C | 19°C |
| June | 15°C | 19°C | 23°C |
| July | 18°C | 21°C | 26°C |
| August | 17°C | 20°C | 23°C |
| September | 14°C | 17°C | 22°C |
| October | 9°C | 13°C | 16°C |
| November | 1°C | 7°C | 12°C |
| December | 3°C | 6°C | 9°C |
Grevelingen Lake: Water Temperature by Location
Grevelingen Lake: Weather Forecast
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Location & Local Information
Lake Grevelingen, situated between the provinces of Zeeland and South Holland in the Netherlands, is a saltwater lake separated from the North Sea by the Brouwersdam. Known for its clear waters and rich marine life, it’s a popular spot for swimming, diving, and other recreational activities. In the summer, the water temperature in Lake Grevelingen ranges between 18°C and 22°C (64°F to 72°F), providing comfortable conditions for swimming. The lake’s shoreline has numerous beaches and shallow areas that are family-friendly and well-suited for casual swimmers.
There are several official swimming areas along Lake Grevelingen, particularly near towns such as Brouwershaven and Scharendijke, where the water quality is regularly monitored. The lake is typically free from strong currents, making it safer for swimming than other nearby coastal areas. However, swimmers are advised to check local advisories, as water quality can sometimes be affected by algae blooms during warm months. In winter, water temperatures drop to between 5°C and 10°C (41°F to 50°F), which is much colder and less suitable for general swimming, though it attracts cold-water swimming enthusiasts.