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Krka River — Current Water Temperature, Annual Trends and Forecast

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

Krka River, Slovenia
Krka River, Slovenia © By Julian Nyča, CC BY-SA 4.0

Current Water Temperature

18.6°C
Today
18.9°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 the Krka River today is 18.6°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 June 21 to July 22

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUL 1518.8°C18.0°C
JUL 1619.2°C18.0°C
JUL 1719.2°C18.0°C
JUL 1819.7°C18.0°C
JUL 1919.5°C18.0°C
JUL 2019.2°C18.0°C
JUL 2118.9°C18.0°C
JUL 2218.6°C18.0°C
JUL 2318.0°C18.6°C
JUL 2418.0°C18.5°C
JUL 2518.0°C18.5°C
JUL 2618.0°C18.5°C
JUL 2718.0°C18.5°C
JUL 2818.0°C18.4°C
JUL 2918.0°C18.4°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
January3°C7°C10°C
February2°C6°C9°C
March6°C9°C12°C
April6°C11°C14°C
May9°C13°C18°C
June12°C17°C21°C
July14°C18°C23°C
August14°C18°C23°C
September11°C16°C20°C
October9°C13°C16°C
November5°C9°C12°C
December4°C8°C10°C

Krka River: Water Temperature by Location

Krka River: Weather Forecast

July 22

° / °
fog
rain: 0% | wind:

July 23

° / °
moderate thunderstorm
rain: 65% | wind:

July 24

° / °
fog
rain: 10% | wind:

July 25

° / °
slight rain
rain: 9% | wind:

July 26

° / °
slight rain
rain: 62% | wind:

July 27

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

Location & Local Information

• location Gradiček
• elevation 275 m (902 ft)
Mouth:
• location The Sava
• coordinates 45°53′37″N 15°36′1″E
• elevation 141 m (463 ft)
Length 94.6 km (58.8 mi)

The Krka River flows through southeastern Slovenia and is known for its clear waters, picturesque landscapes, and gentle meanders. In summer, the surface water temperature in the calmer sections can reach 20–24°C, making it pleasant for swimming, especially in shallow areas and slow-flowing pools. In spring and autumn, the temperature usually ranges between 12–16°C, while in winter it drops to around 4–6°C.

Swimming in the Krka is popular in the warmer months, particularly near small beaches, picnic areas, and spots where the current is mild. The river’s calm sections are ideal for families, casual swimmers, and anyone looking for a refreshing dip on hot days. Canoeing and kayaking are also common, as the river is mostly gentle and navigable.

Outside of summer, swimming is uncommon due to cooler temperatures and faster currents in certain areas. The Krka remains a popular destination for hiking, nature walks, and relaxing by the water. Even a short dip during the summer can be very refreshing and enjoyable.

Nearby Rivers

Frequently Asked Questions

What is the current water temperature in the Krka River?
Water Temperature in the Krka River today is 18.6°C.
What is the water temperature in the Krka River during the summer months?
The water temperature in the Krka River in summer fluctuates in the range of 12°C - 23°C.
Is it possible to swim in Krka (Slovenia) and what are the possibilities for this?
Yes — many stretches of Slovenia’s Krka are suitable for swimming, with gravel bars, small river beaches and calm pools (notably near Novo Mesto and Otočec) used for wild swimming and sunbathing and offering recreational options like canoeing or guided kayak trips, though you should always heed local signs, respect private or protected areas and be cautious of cold water and currents.