All data are in degrees Fahrenheit

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Water temperature in Konstanz

Detailed information about the current water temperature in Konstanz. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Water temperature in Konstanz now

69.4

°F

September 20, 18:34

Trend:

stable

Yesterday:

69.6°F

Tomorrow:

69.4°F

Sunrise:

07:07

Sunset:

19:26

Day Length:

12 h. 19 min.

Konstanz in September

Minimum:

42.2°F

Average:

42.9°F

Maximum:

44.4°F

Water temperature in Konstanz today

As of now, in Konstanz, the water temperature is 69.4°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 2.2°F higher than the average recorded on this particular day in recent years. The water temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent water temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 69.4°F on 2018, while the historical minimum was 65.1°F on 2017.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 67.9°F, the minimum temperature may reach 66.5°F, and the maximum might stay at 69.4°F.

Daily water temperature in Konstanz

Date Current Year

actual* / forecast**

last year 10 years average
Sep 6 70.6°F 68.6°F 70.4°F
Sep 7 72.5°F 68.6°F 70.5°F
Sep 8 71.6°F 68.3°F 70.3°F
Sep 9 73.1°F 67.9°F 70.0°F
Sep 10 72.3°F 67.6°F 69.7°F
Sep 11 73.3°F 67.4°F 69.4°F
Sep 12 70.8°F 68.1°F 69.4°F
Sep 13 70.4°F 67.6°F 69.1°F
Sep 14 69.7°F 67.2°F 68.7°F
Sep 15 71.3°F 66.6°F 68.9°F
Sep 16 70.9°F 66.9°F 68.6°F
Sep 17 70.3°F 66.7°F 68.3°F
Sep 18 69.9°F 66.0°F 68.0°F
Sep 19 69.6°F 65.9°F 67.6°F
Sep 20 69.4°F 66.4°F 67.2°F
Sep 21 69.4°F 67.5°F 67.2°F
Sep 22 69.0°F 67.6°F 66.8°F
Sep 23 68.4°F 66.9°F 66.2°F
Sep 24 67.9°F 66.3°F 65.8°F
Sep 25 67.3°F 65.7°F 65.1°F
Sep 26 66.9°F 65.1°F 64.7°F
Sep 27 66.5°F 64.5°F 64.3°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Water temperature in Konstanz by month

In Konstanz, there are only 23 days through the year when the water is warm enough to be comfortable for swimming.
The warmest water in Konstanz was recorded on July 1, 2026, reaching a 79.5°F. While the coldest temperature occurred on February 14, 2017, dipping to 40.2°F. The average readings by season are 43.1°F in Winter, 50.1°F in Spring, 70.9°F in Summer, and 59.6°F in Autumn.