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Otok Ist
Water Temperature in the Adriatic Sea in Otok Ist, Croatia: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Otok Ist in Croatia, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Current Water Temperature in Otok Ist
18.3°C
TODAY
17.9°C
YESTERDAY
18.4°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Adriatic Sea in Otok Ist is 18.3°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 for Adriatic Sea in Otok Ist Over the Last 30 Days
The water temperature in Otok Ist today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.
According to our forecast, the sea temperature in Otok Ist will remain nearly unchanged in the coming days, its value will be 19.0°C.
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 across Croatia to enhance accuracy.
Water temperature data for Otok Ist and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Table of Daily Sea Temperature Data
Date | Current | Average | Forecast |
---|---|---|---|
May 17 | 18.4°C | 17.8°C | |
May 18 | 18.3°C | 18.0°C | |
May 19 | 17.7°C | 18.0°C | |
May 20 | 17.6°C | 18.0°C | |
May 21 | 17.5°C | 18.0°C | |
May 22 | 17.7°C | 17.8°C | |
May 23 | 17.9°C | 18.0°C | |
May 24 | 18.3°C | 18.3°C | |
May 25 | 18.8°C | 18.4°C | |
May 26 | 18.8°C | 18.4°C | |
May 27 | 19.3°C | 18.5°C | |
May 28 | 19.3°C | 18.6°C | |
May 29 | 20.0°C | 18.7°C | |
May 30 | 20.0°C | 18.8°C | |
May 31 | 19.8°C | 18.9°C | |
Jun 1 | 20.0°C | 19.0°C |
Sea Temperature in Otok Ist Throughout the Year
Throughout the year, the sea temperature in Otok Ist exceeds 77°F (25°C) for 37 days, exceeds 72°F (22°C) for 94 days, and exceeds 64°F (18°C) for 185 days.
Below is the annual chart of sea temperature changes in the Adriatic Sea in Otok Ist.

January
Minimum | Average | Maximum |
---|---|---|
12°C | 14°C | 16°C |
February
Minimum | Average | Maximum |
---|---|---|
11°C | 13°C | 15°C |
March
Minimum | Average | Maximum |
---|---|---|
11°C | 13°C | 15°C |
April
Minimum | Average | Maximum |
---|---|---|
11°C | 14.5°C | 18°C |
May
Minimum | Average | Maximum |
---|---|---|
13°C | 18°C | 23°C |
June
Minimum | Average | Maximum |
---|---|---|
17°C | 22°C | 27°C |
July
Minimum | Average | Maximum |
---|---|---|
22°C | 25°C | 28°C |
August
Minimum | Average | Maximum |
---|---|---|
23°C | 25.5°C | 28°C |
September
Minimum | Average | Maximum |
---|---|---|
20°C | 23.5°C | 27°C |
October
Minimum | Average | Maximum |
---|---|---|
18°C | 21°C | 24°C |
November
Minimum | Average | Maximum |
---|---|---|
16°C | 18.5°C | 21°C |
December
Minimum | Average | Maximum |
---|---|---|
11°C | 14.5°C | 18°C |
Monthly Water Temperature Histogram for Adriatic Sea in Otok Ist
You can explore detailed data on how the water temperature in Otok Ist varies each month:
Otok Ist Weather
MAY 25
16°C / 22°C
broken clouds: 51-84%humidity: 60% | wind: 4 km/h
MAY 26
18°C / 22°C
overcast clouds: 85-100%humidity: 69% | wind: 4 km/h
MAY 27
18°C / 22°C
overcast clouds: 85-100%humidity: 67% | wind: 6 km/h



Sea Temperature in the Adriatic Sea in Otok Ist: General Trends and Swimming Opportunities
Zadar County, Croatia, located on the coast, experiences a Mediterranean climate characterized by hot, dry summers and mild, wet winters. Pleasant sea breezes help moderate the summer heat while winters are usually temperate with temperatures rarely drop below freezing.
Otok Ist is located in Europe in the Northern Hemisphere at a latitude of 44 degrees, along the shores of the Adriatic Sea. Otok Ist lies within the Zadar County in Croatia.
The average annual daytime air temperature in Otok Ist is 18°C (64°F), with the average nighttime temperature being 10°C (50°F). The highest average daily temperature occurs in July, reaching 29°C (84°F), while the lowest is in January at 9°C (48°F). As for nighttime temperatures, the minimum average temperature of 2°C (36°F) is recorded in February, and the maximum is in July, reaching 19°C (65°F).
According to historical data, Otok Ist experiences 108 rainy days per year, which accounts for 30 percent of all days in the year. On average, there are 9 rainy days each month. The wettest month is November, with 11 rainy days and 118 mm (4.6 inches) of precipitation, while the driest month is July, which typically has 6 rainy days and only 34 mm (1.3 inches) of precipitation.
The average annual water temperature in Adriatic Sea in Otok Ist is 19°C (66°F). In February, the water reaches its lowest point of the year at 11°C (52°F), while in July, it peaks at 28°C (82°F). The months suitable for comfortable beach vacations and swimming in the Adriatic Sea are July, and August. During this period, the water temperature stays above 20°C (68°F) and can reach up to 28°C (82°F) on some days.
Geographical Location of Otok Ist
Nearby Cities
Frequently Asked Questions About Otok Ist and its Water Temperatures
What is the current sea temperature in Otok Ist?
The water temperature today in the Adriatic Sea in Otok Ist is 65°F (18.3°C).
In which months is the water temperature in Otok Ist comfortable for swimming?
The water temperature in the Adriatic Sea in Otok Ist is comfortable for swimming and beach vacations in July, and August.
What is the water temperature in Otok Ist during the winter?
The water temperature in the Adriatic Sea in Otok Ist during the winter ranges from 11°C to 18°C (52°F to 64°F).
What is the water temperature in Otok Ist during the spring?
The water temperature in the Adriatic Sea in Otok Ist during the spring ranges from 11°C to 23°C (52°F to 73°F).
What is the water temperature in Otok Ist during the summer?
The water temperature in the Adriatic Sea in Otok Ist during the summer ranges from 17°C to 28°C (63°F to 82°F).
What is the water temperature in Otok Ist during the fall?
The water temperature in the Adriatic Sea in Otok Ist during the fall ranges from 16°C to 27°C (61°F to 81°F).
Is it possible to swim in the sea in Otok Ist year-round?
No, it is not possible to swim in the Adriatic Sea in Otok Ist year-round, the months suitable for comfortable swimming are July, and August.
What sea temperatures can I expect in Otok Ist in the next month?
In June, the water temperature in the Adriatic Sea in Otok Ist will range between 63°F (17°C) and 81°F (27°C)