All data are in degrees Fahrenheit

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Water temperature in Hamburg

Detailed information about the current water temperature in Hamburg. 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.
Sea temperature in Hamburg now

70.2

°F

July 4, 03:43

Trend:

increasing

Yesterday:

70.2°F

Tomorrow:

70.3°F

Sunrise:

04:57

Sunset:

21:51

Day Length:

16 h. 54 min.

Hamburg in July

Minimum:

37.1°F

Average:

40.4°F

Maximum:

42.9°F

Sea water temperature in Hamburg today

As of now, in Hamburg, the water temperature is 70.2°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 3.1°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 70.8°F on 2019, while the historical minimum was 63.4°F on 2017.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 70.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Hamburg

Date Current Year

actual* / forecast**

last year 10 years average
Jun 20 64.3°F 63.4°F 64.1°F
Jun 21 65.2°F 63.8°F 64.2°F
Jun 22 64.9°F 64.4°F 64.3°F
Jun 23 65.5°F 64.8°F 64.4°F
Jun 24 65.9°F 64.7°F 64.6°F
Jun 25 67.9°F 65.1°F 65.3°F
Jun 26 68.5°F 64.8°F 66.1°F
Jun 27 70.5°F 65.6°F 66.7°F
Jun 28 71.4°F 65.2°F 66.9°F
Jun 29 69.5°F 65.6°F 66.7°F
Jun 30 71.3°F 65.0°F 67.0°F
Jul 1 70.6°F 66.2°F 67.2°F
Jul 2 69.8°F 67.4°F 67.2°F
Jul 3 70.2°F 67.3°F 67.1°F
Jul 4 70.2°F 68.2°F 67.2°F
Jul 5 70.3°F 68.2°F 67.2°F
Jul 6 70.4°F 68.1°F 67.3°F
Jul 7 70.5°F 69.4°F 67.4°F
Jul 8 70.5°F 71.2°F 67.4°F
Jul 9 70.4°F 69.7°F 67.3°F
Jul 10 70.8°F 70.5°F 67.7°F
Jul 11 70.8°F 70.0°F 67.7°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.

Sea water temperature in Hamburg by month

In an average year, Hamburg offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Hamburg was recorded on August 2, 2018, reaching a 74.2°F. While the coldest temperature occurred on January 23, 2026, dipping to 32.0°F. The average readings by season are 39.2°F in Winter, 48.1°F in Spring, 66.3°F in Summer, and 56.5°F in Autumn.