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Sakarya River — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in the Sakarya River, trends, monthly ranges and the forecast for the coming days.

Sakarya River, Turkey
Sakarya River, Turkey © By Kadı, CC BY-SA 4.0

Current Water Temperature

29.3°C
Today
29.2°C
Yesterday
27.8°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in the Sakarya River today is 29.3°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

✅ As of today, the minimum water temperature is above 82°F (28°C). This is very warm water, which may feel almost hot to most people. Swimming in such conditions is perfect for those seeking relaxation and comfort in the water. These waters are often preferred for relaxation in hot weather, as the water temperature does not cool the body significantly. However, it is important to remember that in such warm waters, caution is necessary, as prolonged exposure without rest can lead to overheating. 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

From July 11 to August 11

Table of Daily Sea Temperature Data

Date Current Average Forecast
AUG 427.8°C24.6°C
AUG 527.9°C24.6°C
AUG 627.9°C24.6°C
AUG 727.9°C24.6°C
AUG 829.1°C24.6°C
AUG 929.2°C24.6°C
AUG 1029.2°C24.6°C
AUG 1129.3°C24.6°C
AUG 1224.6°C29.1°C
AUG 1324.6°C28.8°C
AUG 1424.6°C28.6°C
AUG 1524.6°C28.4°C
AUG 1624.6°C28.1°C
AUG 1724.6°C27.9°C
AUG 1824.6°C27.7°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
January5°C9°C11°C
February7°C10°C13°C
March7°C11°C14°C
April9°C13°C16°C
May12°C18°C22°C
June20°C24°C28°C
July19°C24°C29°C
August20°C25°C30°C
September18°C23°C27°C
October13°C17°C19°C
November9°C13°C16°C
December6°C11°C14°C

Sakarya River: Water Temperature by Location

Sakarya River: Weather Forecast

August 12

° / °
partly cloudy
rain: 0% | wind:

August 13

° / °
overcast
rain: 61% | wind:

August 14

° / °
overcast
rain: 60% | wind:

August 15

° / °
partly cloudy
rain: 0% | wind:

August 16

° / °
partly cloudy
rain: 3% | wind:

August 17

° / °
fog
rain: 3% | wind:

Location & Local Information

Source:
• location Bayat Plateau
Mouth:
• location Black Sea
Length 824 km (512 mi)

The Sakarya River (Sakarya Nehri) exhibits notable seasonal variation in water temperature along its course. In winter months temperatures commonly fall to roughly 4–10 °C (39–50 °F), while spring typically brings a rise into the 8–16 °C (46–61 °F) range as snowmelt and runoff moderate conditions. Summer surface temperatures in slower, shallower stretches can reach about 18–26 °C (64–79 °F), sometimes a few degrees higher in isolated pools or reservoir sections, and autumn usually cools back to roughly 12–18 °C (54–64 °F). Local factors such as depth, flow rate, shading, and nearby reservoirs or tributaries create microclimates, so temperatures can vary significantly between upstream rural reaches and lower urban stretches.

Swimming is possible in parts of the Sakarya River but is not uniformly advised. Calm, shallow areas and designated recreational spots are used for bathing in warm months when temperatures are comfortable, yet other sections have strong currents, sudden depth changes, boat traffic, or infrastructure such as dams that make swimming hazardous. Water quality also varies; industrial and urban pollution affects some stretches, so local advisories and signage should be checked. In cooler seasons, lower temperatures increase hypothermia risk, so even technically permissible swimming may be unsafe when water is below about 15 °C (59 °F).

Frequently Asked Questions

What is the current water temperature in the Sakarya River?
Water Temperature in the Sakarya River today is 29.3°C.
What is the water temperature in the Sakarya River during the summer months?
The water temperature in the Sakarya River in summer fluctuates in the range of 19°C - 30°C.
Is it possible to swim in Sakarya (Turkey) and what are the possibilities for this?
Yes — you can swim in Sakarya, with seaside beaches along the Black Sea coast (notably Karasu and Kocaali), recreational swimming and water sports on Sapanca Lake, and public pools or water‑sport centers, but conditions and access vary seasonally and locally so always heed water‑quality reports, safety signage and lifeguard instructions due to occasional strong currents or restrictions.