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Lake Sinoe — Current Water Temperature, Annual Trends and Forecast

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

Lake Sinoe, Romania
Lake Sinoe, Romania © By Nicu Farcaș, CC BY-SA 4.0

Current Water Temperature

20.6°C
Today
21.3°C
Yesterday
22.2°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 Lake Sinoe today is 20.6°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

From August 20 to September 20

Table of Daily Sea Temperature Data

Date Current Average Forecast
SEP 1322.2°C20.0°C
SEP 1422.1°C20.0°C
SEP 1521.9°C20.0°C
SEP 1621.8°C20.0°C
SEP 1721.7°C20.0°C
SEP 1821.4°C20.0°C
SEP 1921.3°C20.0°C
SEP 2021.1°C20.0°C
SEP 2120.0°C20.6°C
SEP 2220.0°C20.5°C
SEP 2320.0°C20.5°C
SEP 2420.0°C20.5°C
SEP 2520.0°C20.5°C
SEP 2620.0°C20.4°C
SEP 2720.0°C20.4°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
January2°C8°C12°C
February2°C7°C12°C
March4°C9°C14°C
April9°C14°C18°C
May11°C17°C23°C
June14°C20°C27°C
July18°C23°C29°C
August18°C24°C30°C
September14°C20°C25°C
October11°C15°C19°C
November8°C12°C15°C
December3°C8°C12°C

Lake Sinoe: Water Temperature by Location

Lake Sinoe: Weather Forecast

September 21

° / °
slight rain showers
rain: 28% | wind:

September 22

° / °
overcast
rain: 18% | wind:

September 23

° / °
overcast
rain: 0% | wind:

September 24

° / °
fog
rain: 0% | wind:

September 25

° / °
overcast
rain: 5% | wind:

Location & Local Information

Limanul Sinoe, a shallow brackish lagoon on Romania’s southeast coast near the Danube Delta, shows pronounced seasonal variation in surface water temperature. In spring (March–May) temperatures typically range from about 6–16 °C (43–61 °F) as the lagoon warms after winter. Summer (June–August) brings the warmest conditions, commonly 20–26 °C (68–79 °F) and occasionally higher on hot spells. Autumn (September–November) sees a gradual cooling to roughly 10–18 °C (50–64 °F). In winter the water can fall toward freezing, around 0–6 °C (32–43 °F), though complete ice cover is uncommon because of the lagoon’s connection to the sea and shallow mixing.

Swimming in the Sinoe lagoon is possible in accessible shoreline spots and is practiced locally during warm months, but it is not always the same as bathing at organized beaches. Water is brackish and shallow with soft, silty bottoms, limited facilities, few lifeguards and sometimes aquatic vegetation or algal patches that affect comfort and water clarity. Parts of the Razim–Sinoe complex are subject to environmental protections and local rules, so while informal swimming is often allowed, visitors should heed signage, respect protected zones and be cautious about water quality and safety.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Sinoe?
Water Temperature in Lake Sinoe today is 20.6°C.
What is the water temperature in Lake Sinoe during the summer months?
The water temperature in Lake Sinoe in summer fluctuates in the range of 14°C - 30°C.
Is it possible to swim in Lake Sinoe (Romania) and what are the possibilities for this?
Yes — you can swim in Lake Sinoe, a shallow brackish lagoon of the Danube Delta, mainly from small sandy or reed-fringed shores or by using boats and kayaks to reach clearer spots, but water quality, shallow muddy bottom, seasonal mosquitoes and protected-area rules mean it's best to use established bathing areas or go with a local guide.