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Lake Techirghiol — Current Water Temperature, Annual Trends and Forecast

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

Lake Durankulak, Bulgaria
Lake Durankulak, Bulgaria © By Ivan Vajsov, GFDL

Current Water Temperature

21.5°C
Today
21.6°C
Yesterday
22.5°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 Techirghiol today is 21.5°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 1322.5°C20.0°C
SEP 1422.7°C20.0°C
SEP 1522.3°C20.0°C
SEP 1621.9°C20.0°C
SEP 1722.0°C20.0°C
SEP 1821.8°C20.0°C
SEP 1921.6°C20.0°C
SEP 2021.4°C20.0°C
SEP 2120.0°C21.4°C
SEP 2220.0°C21.4°C
SEP 2320.0°C21.3°C
SEP 2420.0°C21.2°C
SEP 2520.0°C21.1°C
SEP 2620.0°C21.1°C
SEP 2720.0°C21.0°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 Techirghiol: Water Temperature by Location

Lake Techirghiol: Weather Forecast

September 21

° / °
slight thunderstorm
rain: 34% | wind:

September 22

° / °
overcast
rain: 28% | wind:

September 23

° / °
overcast
rain: 3% | wind:

September 24

° / °
overcast
rain: 0% | wind:

September 25

° / °
overcast
rain: 3% | wind:

Location & Local Information

Lake Techirghiol, located in South‑East Romania, is a shallow, saline body of water known for its warm, quickly warming surface temperatures and therapeutic mud. Seasonal surface temperatures vary considerably: in winter the water typically sits around 1–6 °C (34–43 °F), though the high salinity reduces the likelihood of complete freezing; spring sees a rise to roughly 8–18 °C (46–64 °F); summer surface temperatures commonly reach about 22–30 °C (72–86 °F) and can climb higher in shallow bays on hot days; autumn cooling usually places the lake between 12–20 °C (54–68 °F). Because the lake is relatively shallow, it responds rapidly to air temperature changes and can feel considerably warmer on sunny days.

Swimming and bathing do take place at Lake Techirghiol, particularly in the warmer months and in designated beach areas where recreational access is managed. Many visitors swim or float and come for balneotherapy using the lake’s saline water and mud, but not all shoreline areas are open for bathing: some parts are used for mud harvesting or are protected, and access may be controlled for environmental and safety reasons. Visitors are advised to use marked swimming zones and follow local guidance due to variable depths, high salinity, and seasonal management measures.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Techirghiol?
Water Temperature in Lake Techirghiol today is 21.5°C.
What is the water temperature in Lake Techirghiol during the summer months?
The water temperature in Lake Techirghiol in summer fluctuates in the range of 14°C - 30°C.
Is it possible to swim in Lake Techirghiol (Romania) and what are the possibilities for this?
Yes — although the lake’s very high salinity and thick mineral mud make conventional swimming less practical, visitors can float easily in the water, use designated or supervised bathing zones and marked shoreline spots for wading and recreational swims, or take advantage of nearby spa and treatment facilities that provide controlled pools and mud therapies.