Denizli — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Denizli, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Denizli today is 20.9°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 |
|---|---|---|---|
| OCT 4 | 22.0°C | 19.0°C | |
| OCT 5 | 22.1°C | 19.0°C | |
| OCT 6 | 21.3°C | 19.0°C | |
| OCT 7 | 21.5°C | 19.0°C | |
| OCT 8 | 21.5°C | 19.0°C | |
| OCT 9 | 21.7°C | 19.0°C | |
| OCT 10 | 21.7°C | 19.0°C | |
| OCT 12 | 19.0°C | 20.8°C | |
| OCT 13 | 19.0°C | 20.7°C | |
| OCT 14 | 19.0°C | 20.6°C | |
| OCT 15 | 19.0°C | 20.5°C | |
| OCT 16 | 19.0°C | 20.4°C | |
| OCT 17 | 19.0°C | 20.3°C | |
| OCT 18 | 19.0°C | 20.2°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 | 6°C | 10°C | 13°C |
| February | 8°C | 12°C | 16°C |
| March | 8°C | 13°C | 18°C |
| April | 12°C | 16°C | 20°C |
| May | 14°C | 20°C | 26°C |
| June | 21°C | 27°C | 32°C |
| July | 24°C | 29°C | 32°C |
| August | 24°C | 29°C | 32°C |
| September | 24°C | 29°C | 32°C |
| October | 15°C | 19°C | 22°C |
| November | 12°C | 16°C | 19°C |
| December | 7°C | 12°C | 16°C |
Denizli: Weather Forecast
October 11
October 12
October 13
October 14
October 15
Location & Local Information
Denizli (Turkish: Denizli) is inland and characterized by a mix of lakes, slow-moving lowland rivers and cold mountain-fed streams. Surface temperatures in lakes such as Işıklı vary seasonally: in winter they commonly fall to about 4–10 °C (39–50 °F), rise in spring to roughly 8–16 °C (46–61 °F), and reach their warmest in summer around 18–26 °C (64–79 °F) before cooling again to 12–18 °C (54–64 °F) in autumn. Rivers fed from snowmelt and highland springs—including tributaries of the Büyük Menderes—are noticeably cooler; typical river temperatures range from about 3–8 °C (37–46 °F) in winter, 6–14 °C (43–57 °F) in spring, and 12–20 °C (54–68 °F) in summer, with mountain streams often staying near 4–12 °C (39–54 °F) year-round.
Swimming opportunities depend on water body, season and local rules. Lakes can be suitable for bathing in the warmest months when surface temperatures reach the high teens to mid-twenties °C (mid-60s to upper-70s °F), but water quality, seasonal algal blooms and protected areas may restrict access. Rivers are often colder and can be hazardous because of currents, sudden depth changes and irrigation structures; swimming is possible in calm, shallow stretches but is generally advised only where locals or authorities designate safe spots. Always check local signage and water-quality information before entering.