All data are in degrees Fahrenheit

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Water temperature in Bremerhaven

Detailed information about the current water temperature in Bremerhaven. 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 Bremerhaven now

69.2

°F

July 6, 08:23

Trend:

decreasing

Yesterday:

69.5°F

Tomorrow:

68.8°F

Sunrise:

05:05

Sunset:

21:55

Day Length:

16 h. 50 min.

Bremerhaven in July

Minimum:

38.5°F

Average:

40.9°F

Maximum:

43.4°F

Sea water temperature in Bremerhaven today

As of now, in Bremerhaven, the water temperature is 69.2°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 1.9°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 fall 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 70.6°F on 2025, while the historical minimum was 64.9°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 68.8°F, the minimum temperature may reach 68.6°F, and the maximum might stay at 69.2°F.

Daily water temperature in Bremerhaven

Date Current Year

actual* / forecast**

last year 10 years average
Jun 22 67.9°F 66.4°F 66.2°F
Jun 23 67.8°F 68.3°F 66.3°F
Jun 24 68.3°F 68.8°F 66.6°F
Jun 25 68.3°F 68.3°F 66.7°F
Jun 26 68.9°F 67.2°F 67.2°F
Jun 27 71.2°F 66.8°F 67.9°F
Jun 28 73.9°F 66.3°F 68.0°F
Jun 29 73.3°F 66.8°F 68.0°F
Jun 30 72.6°F 67.4°F 68.2°F
Jul 1 71.4°F 67.4°F 68.3°F
Jul 2 71.9°F 68.6°F 68.1°F
Jul 3 70.9°F 70.8°F 68.0°F
Jul 4 70.5°F 70.6°F 67.6°F
Jul 5 69.5°F 70.9°F 67.6°F
Jul 6 69.2°F 70.6°F 67.3°F
Jul 7 68.8°F 70.4°F 66.9°F
Jul 8 68.6°F 70.2°F 66.7°F
Jul 9 68.6°F 68.7°F 66.7°F
Jul 10 68.8°F 68.4°F 66.9°F
Jul 11 68.7°F 68.9°F 66.8°F
Jul 12 69.0°F 68.5°F 67.1°F
Jul 13 69.2°F 68.8°F 67.2°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 Bremerhaven by month

In an average year, Bremerhaven offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Bremerhaven was recorded on August 5, 2018, reaching a 75.9°F. While the coldest temperature occurred on February 5, 2026, dipping to 32.1°F. The average readings by season are 40.5°F in Winter, 49.6°F in Spring, 67.0°F in Summer, and 56.7°F in Autumn.