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

66.8

°F

July 25, 11:56

Trend:

stable

Yesterday:

69.0°F

Tomorrow:

67.3°F

Sunrise:

05:23

Sunset:

21:29

Day Length:

16 h. 6 min.

Hamburg in August

Minimum:

37.0°F

Average:

40.0°F

Maximum:

44.6°F

Sea water temperature in Hamburg today

As of now, in Hamburg, the water temperature is 66.8°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 1.0°F lower 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 rise a bit.

Recent sea 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 also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 69.6°F on 2024, while the historical minimum was 64.4°F on 2017.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 68.5°F, with minimum temperature starting at 67.3°F, while the maximum might reach 69.6°F.

Daily water temperature in Hamburg

Date Current Year

actual* / forecast**

last year 10 years average
Jul 11 68.4°F 70.0°F 67.8°F
Jul 12 68.2°F 69.7°F 67.9°F
Jul 13 67.4°F 66.9°F 67.6°F
Jul 14 68.0°F 67.0°F 67.5°F
Jul 15 68.5°F 66.3°F 67.0°F
Jul 16 68.4°F 64.5°F 66.6°F
Jul 17 68.6°F 64.1°F 66.3°F
Jul 18 69.8°F 65.7°F 66.6°F
Jul 19 72.4°F 68.5°F 67.0°F
Jul 20 71.7°F 67.6°F 66.8°F
Jul 21 69.2°F 70.3°F 67.1°F
Jul 22 69.4°F 70.4°F 67.4°F
Jul 23 68.9°F 70.0°F 67.4°F
Jul 24 69.0°F 69.6°F 67.6°F
Jul 25 66.8°F 69.5°F 67.8°F
Jul 26 67.3°F 69.2°F 68.3°F
Jul 27 67.4°F 68.6°F 68.4°F
Jul 28 67.9°F 69.3°F 68.9°F
Jul 29 68.6°F 69.4°F 69.6°F
Jul 30 68.9°F 68.2°F 69.9°F
Jul 31 69.5°F 70.5°F 70.5°F
Aug 1 69.6°F 69.8°F 70.6°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.