World Resorts Netherlands Rotterdam Weather

Rotterdam Sea Temperature in January

Average sea water temperature in January:
+43.1°F
Minimum sea water temperature in January: 48.2°F
Maximum sea water temperature in January: 39.0°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 41.1°F. The highest and lowest sea temperatures during the month were 43.5°F and 39.2°F.

Monthly sea water temperature in Rotterdam, °F

Which Netherlands resorts have warmest sea in January?

Place name January 2026 January 2025
Aruba 80.4°F 81.3°F
Hague 41.1°F 42.6°F
Rotterdam 41.1°F 42.6°F
Breda 41.0°F 41.4°F
Utrecht 37.6°F 40.2°F
Amsterdam 37.5°F 40.3°F
Groningen 36.2°F 38.8°F

Best time for vacation in Rotterdam

Sunniest months:
August 12 days
June 11 days
April 11 days
Warmest months:
August 71.5 °F
July 70.9 °F
June 68.6 °F
Warmest sea temp:
August 67.1 °F
July 65.3 °F
September 64.8 °F
Coldest months:
January 42.8 °F
February 44.5 °F
December 45.8 °F
Rainiest months:
August 4 days
December 4 days
October 4 days
Windiest months:
December 12.8 mph
February 12.4 mph
January 12.1 mph

Rotterdam on a weather map

Current weather
05:31
Rotterdam
+61°F
S 5 mph
Feels like: +61°F
Precip.: 13%
Places in Netherlands:
Name
°F
Amsterdam
+59°F
Aruba
+81°F
Breda
+57°F
Hague
+64°F
Groningen
+59°F
Maastricht
+59°F
Rotterdam
+61°F
Utrecht
+59°F
Eindhoven
+59°F
24 Hours Forecast
Rotterdam
Local time: 05:31
July 17, friday
0600
61°F
S
5 mph
0900
70°F
S
7 mph
1200
77°F
SE
9 mph
1500
79°F
SE
12 mph
1800
73°F
S
15 mph
2100
68°F
S
11 mph
July 18, saturday
0000
61°F
SE
6 mph
0300
61°F
SE
6 mph
Units of measurement: °C / °F