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Bosanska Krupa — Current Water Temperature, Annual Trends and Forecast

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

Una River, Croatia
Una River, Croatia © By Julian Nyča, CC BY-SA 3.0

Current Water Temperature

14.7°C
Today
14.0°C
Yesterday
15.1°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 Bosanska Krupa today is 14.7°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 September 10 to October 11

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 315.1°C13.0°C
OCT 415.1°C13.0°C
OCT 514.9°C13.0°C
OCT 614.2°C13.0°C
OCT 714.0°C13.0°C
OCT 813.4°C13.0°C
OCT 914.0°C13.0°C
OCT 1015.2°C13.0°C
OCT 1113.0°C14.6°C
OCT 1213.0°C14.5°C
OCT 1313.0°C14.4°C
OCT 1413.0°C14.4°C
OCT 1513.0°C14.3°C
OCT 1613.0°C14.2°C
OCT 1713.0°C14.1°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
January4°C8°C10°C
February4°C8°C10°C
March6°C9°C12°C
April7°C11°C15°C
May10°C15°C20°C
June12°C18°C24°C
July15°C20°C26°C
August15°C21°C27°C
September12°C18°C23°C
October9°C13°C16°C
November6°C10°C13°C
December4°C8°C10°C

Bosanska Krupa: Weather Forecast

October 11

° / °
moderate rain
rain: 83% | wind:

October 12

° / °
fog
rain: 3% | wind:

October 13

° / °
slight rain showers
rain: 5% | wind:

October 14

° / °
overcast
rain: 3% | wind:

October 15

° / °
slight rain
rain: 5% | wind:

Location & Local Information

Bosanska Krupa, located in the northwest of Bosnia and Herzegovina, lies on the banks of the Una River, one of the most beautiful and cleanest rivers in the region. The Una is known for its turquoise color, clear water, and refreshing flow that comes from mountain springs. In winter, the temperature of the river drops to around 3–6°C, while in spring it rises to 10–14°C. During the summer months, especially in July and August, the water reaches 18–23°C, occasionally up to 25°C in calmer areas. In autumn, it gradually cools down again to about 10–15°C.

Swimming in the Una at Bosanska Krupa is a long-standing tradition and a popular summer activity. The water is exceptionally clear and clean, providing safe and pleasant conditions for swimming, diving, and rafting. The town has several natural beaches and calm stretches where swimming is officially allowed and well-frequented by both locals and visitors. Although the water remains cool due to its mountain origin, the comfort level in summer makes it one of the best spots in Bosnia and Herzegovina for river bathing and recreation.

Nearby Locations

Frequently Asked Questions

What is the current water temperature in Bosanska Krupa?
Water Temperature in Bosanska Krupa today is 14.7°C.
What is the water temperature in Bosanska Krupa during the summer months?
The water temperature in Bosanska Krupa in summer fluctuates in the range of 12°C - 27°C.
Is it possible to swim in Bosanska Krupa (Bosnia and Herzegovina) in Una and what are the possibilities for this?
Yes — you can swim in the Una at Bosanska Krupa, where calm river stretches, pebble beaches and waterfall pools near the town offer natural bathing spots and seasonal supervised or organized river activities like rafting and kayaking, though conditions vary with weather and flow so local guidance and caution are recommended.