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Lake Črnava — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Lake Črnava, 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

12.9°C
Today
11.7°C
Yesterday
13.3°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 Črnava today is 12.9°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear. 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 May 10 to June 10

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 313.5°C18.6°C
JUN 412.9°C18.6°C
JUN 512.9°C18.6°C
JUN 613.3°C18.6°C
JUN 711.8°C18.6°C
JUN 811.7°C18.6°C
JUN 1012.9°C18.6°C
JUN 1118.6°C13.2°C
JUN 1218.6°C13.5°C
JUN 1318.6°C13.8°C
JUN 1418.6°C14.0°C
JUN 1518.6°C14.3°C
JUN 1618.6°C14.6°C
JUN 1718.6°C14.9°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
February1°C6°C9°C
March4°C8°C11°C
April6°C11°C15°C
May8°C14°C20°C
June11°C19°C26°C
July17°C22°C27°C
August17°C22°C27°C
September13°C19°C24°C
October9°C13°C17°C
November4°C8°C12°C
December2°C6°C9°C

Lake Črnava: Water Temperature by Location

Lake Črnava: Weather Forecast

June 9

° / °
slight thunderstorm
rain: 88% | wind:

June 10

° / °
slight thunderstorm
rain: 90% | wind:

June 11

° / °
moderate rain
rain: 35% | wind:

June 12

° / °
slight rain showers
rain: 48% | wind:

June 13

° / °
fog
rain: 54% | wind:

Location & Local Information

Lake Črnava (Črnava) is a small natural lake in Slovenia, located in a quiet, forested area. Because of its modest size and relatively shallow depth, the water warms up moderately during the summer. In the warmest months, from June to August, surface temperatures usually reach 20–24°C, making swimming comfortable for visitors. In spring and autumn, the water is cooler, typically between 12–16°C, while in winter it can drop to around 4–6°C.

Swimming in Lake Črnava is possible and enjoyed mainly during summer. The lake offers calm water and a natural setting, which makes it ideal for families and those seeking a quiet spot for relaxation. Unlike larger recreational lakes, it is less crowded, giving swimmers more space and a peaceful environment.

Outside of the summer months, swimming is less common due to the cooler water, but the lake remains attractive for walking, picnics, and nature observation. Even a brief dip in late spring or early autumn can be refreshing, though the water feels noticeably cool.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Črnava?
Water Temperature in Lake Črnava today is 12.9°C.
What is the water temperature in Lake Črnava during the summer months?
The water temperature in Lake Črnava in summer fluctuates in the range of 11°C - 27°C.
Is it possible to swim in Lake Črnava (Slovenia) and what are the possibilities for this?
Yes — swimming in Lake Črnava is generally possible in summer, mainly from informal shore spots or small designated bathing areas where people can wade or do open‑water swims and use non‑motorized craft, though facilities and lifeguards are limited so it’s wise to check local signs and water quality beforehand.