This data the coastal Constance 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.
Water temperature in Constance today is 20.2°C. Based on our historical data over a period of ten years, the warmest water in this day in Constance was recorded in 2024 and was 22.4°C, and the coldest was recorded in 2021 at 19.9°C. Water temperature in Constance is expected to drop to 19.8°C in the next 10 days. September average water temperature in Constance is 19.6°C, the minimum temperature is 16.3°C, and the maximum is 23.1°C.
The swimming season in Constance lasts from June to September. During those months, Constance water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Constance in winter reaches 6.1°C, in spring 9.9°C, in summer the average temperature rises to 21.1°C, and in autumn it is 15.1°C.
6 September 2025 |
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today temp |
20.2°C |
5 September 2025 |
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yesterday temp |
20.4°C |
Data in a table show Constance temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Constance.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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8.5°C | 7.4°C | 6.5°C | 14.1°C |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
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18.6°C | 20.5°C | 16.1°C | 10.5°C |
You may also be interested in other sections of our site for Constance: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly water temperature in Constance. 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 Constance 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
Month | Avr | Min | Max | |
---|---|---|---|---|
January | 5.7°C | 4.7°C | 7.1°C | cold |
Water temperature in Constance in January | ||||
February | 5.2°C | 4.1°C | 6.5°C | cold |
Water temperature in Constance in February | ||||
March | 5.9°C | 4.1°C | 9.2°C | cold |
Water temperature in Constance in March | ||||
April | 9.5°C | 4.8°C | 14.9°C | cold |
Water temperature in Constance in April | ||||
May | 14.4°C | 11.4°C | 19.9°C | cold |
Water temperature in Constance in May | ||||
June | 18.9°C | 13.6°C | 24.6°C | cold |
Water temperature in Constance in June | ||||
July | 22.1°C | 19.1°C | 25.9°C | warm |
Water temperature in Constance in July | ||||
August | 22.4°C | 19.9°C | 25.7°C | warm |
Water temperature in Constance in August | ||||
September | 19.6°C | 16.3°C | 23.1°C | cold |
Water temperature in Constance in September | ||||
October | 14.8°C | 11.6°C | 19.5°C | cold |
Water temperature in Constance in October | ||||
November | 10.8°C | 8.6°C | 14.4°C | cold |
Water temperature in Constance in November | ||||
December | 7.5°C | 5.5°C | 9.9°C | cold |
Water temperature in Constance in December |