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Lake Bled — Current Water Temperature, Annual Trends and Forecast

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

Lake Bled, Slovenia
Lake Bled, Slovenia © By Arne Müseler, CC BY-SA 3.0 de

Current Water Temperature

20.1°C
Today
20.5°C
Yesterday
21.6°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 Bled today is 20.1°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 July 20 to August 20

Table of Daily Sea Temperature Data

Date Current Average Forecast
AUG 1321.6°C22.0°C
AUG 1421.5°C22.0°C
AUG 1521.4°C22.0°C
AUG 1620.3°C22.0°C
AUG 1720.4°C22.0°C
AUG 1820.2°C22.0°C
AUG 1920.5°C22.0°C
AUG 2020.0°C22.0°C
AUG 2122.0°C20.2°C
AUG 2222.0°C20.3°C
AUG 2322.0°C20.4°C
AUG 2422.0°C20.5°C
AUG 2522.0°C20.6°C
AUG 2622.0°C20.7°C
AUG 2722.0°C20.8°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°C6°C9°C
February2°C6°C9°C
March4°C8°C11°C
April6°C11°C15°C
May9°C14°C20°C
June14°C20°C26°C
July17°C22°C27°C
August17°C22°C27°C
September13°C19°C24°C
October9°C13°C17°C
November5°C9°C12°C
December2°C6°C9°C

Lake Bled: Water Temperature by Location

Lake Bled: Weather Forecast

August 21

° / °
moderate thunderstorm
rain: 93% | wind:

August 22

° / °
slight rain
rain: 50% | wind:

August 23

° / °
overcast
rain: 13% | wind:

August 24

° / °
slight rain showers
rain: 37% | wind:

August 25

° / °
slight thunderstorm
rain: 62% | wind:

Location & Local Information

Lake Bled (Blejsko jezero) is one of the warmest alpine lakes in Slovenia, which makes it especially attractive for swimming. In the summer months, the water usually reaches 22–25°C, and during particularly hot periods it can climb up to 26°C. In spring and autumn the lake is cooler, around 12–18°C, while in winter the temperature often drops close to 4–6°C.

Thanks to its pleasant warmth in summer, Lake Bled is very popular for bathing, with designated swimming areas and even organized events such as open-water swims. The water is generally calm, making it suitable for families, casual swimmers, and also for those who enjoy rowing or stand-up paddling. Outside of summer, swimming is possible but mainly taken up by enthusiasts who enjoy cold-water dips.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Bled?
Water Temperature in Lake Bled today is 20.1°C.
What is the water temperature in Lake Bled during the summer months?
The water temperature in Lake Bled in summer fluctuates in the range of 14°C - 27°C.
Is it possible to swim in Lake Bled (Slovenia) and what are the possibilities for this?
Yes — swimming in Lake Bled is popular: in summer you can swim from public beaches and marked bathing zones (often with facilities and seasonal lifeguards), from hotel or private piers where permitted, or as open-water swims around the shore and toward the island, but the water is much colder outside peak season and you should heed local signage and boat traffic.