Slavsko — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Slavsko, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Slavsko today is 13.9°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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUN 3 | 12.5°C | 16.0°C | |
| JUN 4 | 12.5°C | 16.0°C | |
| JUN 5 | 12.4°C | 16.0°C | |
| JUN 6 | 13.6°C | 16.0°C | |
| JUN 7 | 14.2°C | 16.0°C | |
| JUN 8 | 14.4°C | 16.0°C | |
| JUN 10 | 13.9°C | 16.0°C | |
| JUN 11 | 16.0°C | 14.0°C | |
| JUN 12 | 16.0°C | 14.1°C | |
| JUN 13 | 16.0°C | 14.2°C | |
| JUN 14 | 16.0°C | 14.3°C | |
| JUN 15 | 16.0°C | 14.4°C | |
| JUN 16 | 16.0°C | 14.5°C | |
| JUN 17 | 16.0°C | 14.6°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 | 0°C | 4°C | 7°C |
| February | 0°C | 4°C | 7°C |
| March | 0°C | 5°C | 9°C |
| April | 2°C | 7°C | 12°C |
| May | 4°C | 11°C | 17°C |
| June | 11°C | 16°C | 20°C |
| July | 14°C | 18°C | 23°C |
| August | 11°C | 16°C | 20°C |
| September | 9°C | 14°C | 18°C |
| October | 6°C | 9°C | 12°C |
| November | 1°C | 6°C | 9°C |
| December | 0°C | 5°C | 8°C |
Slavsko: Weather Forecast
June 9
June 10
June 11
June 12
June 13
Location & Local Information
Slavsko, located in the Carpathian Mountains, lies along the Opir River — a fast-flowing mountain stream fed by cold springs and snowmelt. Even in the height of summer, the water here remains cool, typically around 14–17 °C in July and August. The river’s clear, oxygen-rich water and rocky bottom create a refreshing but bracing environment for swimming. Morning and evening hours tend to feel particularly cold, while the shallow, sunlit areas near the banks can warm up slightly during sunny days.
Swimming in the Opir near Slavsko is more about enjoying the natural mountain freshness than about long sessions in warm water. Locals and tourists often take short dips to cool off after hikes, or simply wade in the shallows to relax. The current in some stretches can be strong, especially after rain, so it’s best to choose calm spots near natural pools or wider bends of the river. Overall, bathing here offers a vivid connection with mountain nature — clear, cool, and invigorating.