Thracian Sea Water Temperature Today & Regional Overview
We find every place where you can swim and show you the water temperature there today and throughout the year.
Current Water Temperature
The water temperature in the Thracian Sea today ranges from 22.1°C (Limenas, Greece) to 24.5°C (Stratoni, Greece).
As of today, the minimum water temperature in the Thracian Sea 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.
Sea Temperature Trends
Over the past month, the water temperature in the Thracian Sea has increased by 6°C. In general, the sea water temperature remains within the statistical range for this time of year.
Water Temperature and Swimming Conditions Throughout the Year
| Month | Min | Max |
|---|---|---|
| January | 9°C | 20°C |
| February | 10°C | 18°C |
| March | 10°C | 18°C |
| April | 11°C | 20°C |
| May | 15°C | 23°C |
| June | 18°C | 28°C |
| July | 21°C | 29°C |
| August | 21°C | 30°C |
| September | 20°C | 28°C |
| October | 16°C | 25°C |
| November | 12°C | 23°C |
| December | 10°C | 21°C |
The Thracian Sea, the northernmost part of the Aegean Sea off the coast of Thrace, exhibits a clear seasonal cycle in surface water temperature. During winter months surface temperatures commonly fall to around 8–12 °C, with the coldest readings typically in January and February. In spring the sea gradually warms, usually ranging between 11–18 °C as air temperatures rise and daylight increases. By summer, from June through August, surface temperatures are at their warmest and generally fall in the 22–26 °C band, occasionally reaching slightly higher during heat waves. Autumn sees a cooling trend, with sea temperatures typically between 16–22 °C as the region moves toward the colder season. Local variations occur close to shore, in shallow bays and estuaries, where temperatures can be a few degrees different from open-water values.
Swimming Conditions
Swimming in the Thracian Sea is widely practiced and generally allowed year-round from a legal and access standpoint, though comfort and safety vary with the season. Most recreational swimming takes place in late spring, summer and early autumn when water temperatures around 20–26 °C are comfortable for prolonged bathing. Winter swimming is possible but discouraged for casual beachgoers because water near 8–12 °C significantly increases the risk of cold shock and hypothermia; it is typically attempted only by acclimatized swimmers or as organized cold-water swimming events with safety measures. Weather, wind, currents and local regulations can also affect conditions, so swimmers are advised to check local guidance and exercise appropriate caution.