Kranj — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Kranj, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Kranj today is 20.9°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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| AUG 5 | 21.2°C | 19.0°C | |
| AUG 6 | 22.8°C | 19.0°C | |
| AUG 7 | 22.9°C | 19.0°C | |
| AUG 8 | 21.5°C | 19.0°C | |
| AUG 9 | 21.4°C | 19.0°C | |
| AUG 10 | 20.7°C | 19.0°C | |
| AUG 11 | 20.6°C | 19.0°C | |
| AUG 12 | 20.7°C | 19.0°C | |
| AUG 13 | 19.0°C | 20.8°C | |
| AUG 14 | 19.0°C | 20.7°C | |
| AUG 15 | 19.0°C | 20.6°C | |
| AUG 16 | 19.0°C | 20.5°C | |
| AUG 17 | 19.0°C | 20.4°C | |
| AUG 18 | 19.0°C | 20.3°C | |
| AUG 19 | 19.0°C | 20.2°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 |
|---|---|---|---|
| January | 2°C | 6°C | 9°C |
| February | 2°C | 6°C | 9°C |
| March | 4°C | 8°C | 10°C |
| April | 6°C | 10°C | 14°C |
| May | 7°C | 13°C | 18°C |
| June | 11°C | 18°C | 23°C |
| July | 15°C | 19°C | 24°C |
| August | 15°C | 19°C | 24°C |
| September | 12°C | 17°C | 21°C |
| October | 9°C | 12°C | 15°C |
| November | 5°C | 9°C | 11°C |
| December | 2°C | 6°C | 9°C |
Kranj: Weather Forecast
August 13
August 14
August 15
August 16
August 17
Location & Local Information
The city of Kranj lies along the Sava River in northern Slovenia, where the river flows through a mix of urban areas and green spaces. At this point, the Sava is a lowland river, and the water warms up more in summer than in its alpine stretches. From June to August, surface temperatures in slower, shallower sections near Kranj usually reach 20–24°C, providing comfortable conditions for swimming. In spring and autumn, the water is cooler, typically around 12–16°C, while in winter it drops to 4–6°C.
Swimming in the Sava within Kranj is limited due to urban infrastructure and varying currents. However, some calmer areas along the riverbanks can be used for wading or a quick dip, and locals sometimes enjoy informal swimming in these spots. Canoeing, kayaking, and other water activities are popular in sections with gentler currents.
Outside the summer months, swimming is uncommon because of cooler water and faster currents in certain areas. Despite this, the riverbanks in Kranj remain attractive for walking, cycling, picnics, and enjoying the natural scenery. Even a brief summer dip can be refreshing and provide a pleasant way to escape the heat.