Water temperature in Frankfurt am Main

This data the coastal Frankfurt am Main 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 Frankfurt am Main

Water temperature in Frankfurt am Main today is 16°C. Based on our historical data over a period of ten years, the warmest water in this day in Frankfurt am Main was recorded in 2023 and was 21°C, and the coldest 16°C. Water temperature in Frankfurt am Main is expected to rise to 17.3°C in the next 10 days. September average water temperature in Frankfurt am Main is 17.7°C, the minimum temperature is 12°C, and the maximum is 23°C.

The swimming season in Frankfurt am Main lasts from June to August. During those months, Frankfurt am Main water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Frankfurt am Main in winter reaches 4.6°C, in spring 10.2°C, in summer the average temperature rises to 20.6°C, and in autumn it is 12.7°C.

Frankfurt am Main water temperature now

Current temperature and weather

Data in a table show Frankfurt am Main temperature today (9 September 2025). For more information and forecast for a few days, go to the weather forecast Frankfurt am Main.

0-3 h	3-6 h	6-9 h	9-12 h
16.6°C	16.7°C	16.4°C	16.4°C

12-15 h	15-18 h	18-21 h	21-24 h
16.5°C	16.9°C	15.9°C	14.3°C

Frankfurt am Main water temperature by month

These figures shows the average, minimum and maximum monthly water temperature in Frankfurt am Main. 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 Frankfurt am Main 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 Frankfurt am Main

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Our report for Frankfurt am Main 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.