World Resorts Germany Hamburg Weather

Hamburg sea water temperature

Current sea water temperature:
+43.5°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

Sea water temperature for the last 10 days:

December 25 43.5°F December 20 43.3°F
December 24 43.3°F December 19 43.2°F
December 23 43.5°F December 18 43.3°F
December 22 43.5°F December 17 43.2°F
December 21 43.5°F December 16 39.4°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.

Best time for vacation in Hamburg

Sunniest months:
August 10 days
March 9 days
April 9 days
Warmest months:
August 72.1 °F
July 71.1 °F
June 68.7 °F
Warmest sea temp:
August 66.9 °F
July 66.6 °F
September 62.9 °F
Coldest months:
January 38.2 °F
February 40.3 °F
December 40.9 °F
Rainiest months:
July 5 days
January 4 days
May 4 days
Windiest months:
January 11.0 mph
December 10.9 mph
February 10.7 mph

Hamburg on a weather map

Hamburg
+27°F
W 9 mph
Feels like: +18°F
Precip.: 0%
Places in Germany:
Name
°F
+28°F
+23°F
+25°F
+27°F
+25°F
+28°F
+30°F
+30°F
+23°F
+27°F
+27°F
+30°F
+25°F
+28°F
+30°F
24 Hours Forecast
Hamburg
Local time: 09:45
December 25, thursday
1200
30°F
W
9 mph
1500
30°F
W
8 mph
1800
27°F
W
7 mph
2100
27°F
W
6 mph
December 26, friday
0000
27°F
W
5 mph
0300
27°F
W
4 mph
0600
27°F
W
4 mph
0900
28°F
W
4 mph
Units of measurement: °C / °F