Water temperature in Zagreb

This data the coastal Zagreb water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current water temperature in Zagreb

Water temperature in Zagreb today is 16°C. Based on our historical data over a period of ten years, the warmest water in this day in Zagreb was recorded in 2024 and was 19°C, and the coldest was recorded in 2022 at 14°C. Water temperature in Zagreb is expected to drop to 15.1°C in the next 10 days. September average water temperature in Zagreb is 19.1°C, the minimum temperature is 13°C, and the maximum is 26°C.

The swimming season in Zagreb lasts from June to August. During those months, Zagreb water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Zagreb in winter reaches 4.3°C, in spring 11.5°C, in summer the average temperature rises to 22.7°C, and in autumn it is 14°C.

Zagreb water temperature now

Current temperature and weather

Data in a table show Zagreb temperature today (27 September 2025). For more information and forecast for a few days, go to the weather forecast Zagreb.

0-3 h	3-6 h	6-9 h	9-12 h
14.9°C	14.6°C	13.7°C	15.6°C

12-15 h	15-18 h	18-21 h	21-24 h
17.2°C	18.5°C	16°C	13.7°C

Zagreb water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in Zagreb. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Zagreb on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

Chart monthly average water temperature in Zagreb

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Our report for Zagreb is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.