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Blatačko Lake — Current Water Temperature, Annual Trends and Forecast

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

Boračko Lake, Bosnia and Herzegovina
Boračko Lake, Bosnia and Herzegovina © By Rochass, Public domain

Current Water Temperature

18.2°C
Today
18.4°C
Yesterday
18.8°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 Blatačko Lake today is 18.2°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 22 to September 22

Table of Daily Sea Temperature Data

Date Current Average Forecast
SEP 1518.8°C15.0°C
SEP 1618.8°C15.0°C
SEP 1718.2°C15.0°C
SEP 1818.0°C15.0°C
SEP 1917.9°C15.0°C
SEP 2018.5°C15.0°C
SEP 2118.4°C15.0°C
SEP 2218.2°C15.0°C
SEP 2315.0°C18.0°C
SEP 2415.0°C17.9°C
SEP 2515.0°C17.7°C
SEP 2615.0°C17.6°C
SEP 2715.0°C17.4°C
SEP 2815.0°C17.2°C
SEP 2915.0°C17.1°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
January0°C4°C7°C
February0°C4°C7°C
March2°C6°C10°C
April2°C8°C13°C
May6°C11°C17°C
June10°C15°C21°C
July11°C17°C22°C
August12°C18°C23°C
September10°C15°C21°C
October7°C11°C14°C
November2°C6°C9°C
December0°C4°C7°C

Blatačko Lake: Water Temperature by Location

Blatačko Lake: Weather Forecast

September 22

° / °
overcast
rain: 15% | wind:

September 23

° / °
overcast
rain: 0% | wind:

September 24

° / °
overcast
rain: 27% | wind:

September 25

° / °
slight rain
rain: 34% | wind:

September 26

° / °
partly cloudy
rain: 13% | wind:

September 27

° / °
overcast
rain: 3% | wind:

Location & Local Information

Blatačko Lake, located in the mountains of southeastern Bosnia and Herzegovina near the canyon of the river Rakitnica, is a small glacial lake surrounded by steep cliffs and alpine meadows. Due to its high altitude of about 1,150 meters, the water remains cold throughout most of the year. In winter, the surface often freezes as temperatures drop below 0°C, while in spring it warms slowly to around 6–10°C. During the summer months, even with warm air temperatures, the lake rarely exceeds 14–16°C. In autumn, it quickly cools again to about 8–10°C.

Swimming in Blatačko Lake is technically possible but not common. The water is clear and beautiful but very cold, which limits comfort and swimming duration. The lake lies within a pristine natural area, often visited by hikers and nature photographers rather than swimmers. There are no official swimming facilities or safety measures, and the rocky shores make access somewhat difficult. Because of its untouched mountain setting, Blatačko Lake is best enjoyed for its scenery rather than bathing.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Blatačko Lake?
Water Temperature in Blatačko Lake today is 18.2°C.
What is the water temperature in Blatačko Lake during the summer months?
The water temperature in Blatačko Lake in summer fluctuates in the range of 10°C - 23°C.
Is it possible to swim in Blatačko Lake (Bosnia and Herzegovina) and what are the possibilities for this?
Yes — you can swim in Blatačko Lake during the warmer months, but the water is often cold and the site is remote with no official bathing facilities or lifeguards, so swimming is informal and should be approached with caution and proper preparation.