Current sea water temperature:
+36.7°F
| Minimum sea water temperature in December: | 47.7°F |
| Maximum sea water temperature in December: | 36.0°F |
| Average sea water temperature in December: | 42.0°F |
| more information | |
14 days
forecast
forecast
| Hamburg |
monthly
weather
weather
| Hamburg |
Sea water temperature for the last 10 days:
| December 14 | 36.7°F | December 9 | 38.5°F |
| December 13 | 36.9°F | December 8 | 39.0°F |
| December 12 | 37.8°F | December 7 | 39.7°F |
| December 11 | 38.3°F | December 6 | 39.9°F |
| December 10 | 37.8°F | December 5 | 39.6°F |
Monthly sea water temperature, °F
When is the warmest sea in Hamburg?
Based on the data about daily sea water temperature for the last three years the warmest sea in Hamburg was noticed in August, July and September.
Monthly Sea Temperatures in Hamburg, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 68.7°F. The highest and lowest sea temperatures during the month were 71.2°F and 65.8°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 68.4°F. The highest and lowest sea temperatures during the month were 71.2°F and 64.2°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 64.8°F. The highest and lowest sea temperatures during the month were 68.9°F and 60.3°F.
current
weather
weather
| Hamburg |
weather in
December
December
| Hamburg |
Best time for vacation in Hamburg
Hamburg on a weather map
Places in Germany:
Name
°F
24 Hours Forecast
Hamburg
Local time: 03:28
December 15, monday
0600

41°F
NE
9 mph
9 mph
0900

41°F
NE
7 mph
7 mph
1200

46°F
NE
7 mph
7 mph
1500

45°F
N
5 mph
5 mph
1800

41°F
N
6 mph
6 mph
2100

41°F
N
5 mph
5 mph
December 16, tuesday
0000

39°F
N
5 mph
5 mph
0300

39°F
N
5 mph
5 mph


























