Current sea water temperature:
+68.0°F
| Minimum sea water temperature in August: | 71.6°F |
| Maximum sea water temperature in August: | 63.3°F |
| Average sea water temperature in August: | 67.2°F |
| more information | |
14 days
forecast
forecast
| Rotterdam |
monthly
weather
weather
| Rotterdam |
Sea water temperature for the last 10 days:
| August 26 | 68.0°F | August 21 | 69.4°F |
| August 25 | 68.7°F | August 20 | 70.0°F |
| August 24 | 68.7°F | August 19 | 70.0°F |
| August 23 | 68.9°F | August 18 | 70.2°F |
| August 22 | 69.3°F | August 17 | 69.6°F |
Monthly sea water temperature, °F
When is the warmest sea in Rotterdam?
Based on the data about daily sea water temperature for the last three years the warmest sea in Rotterdam was noticed in August, July and September.
Monthly Sea Temperatures in Rotterdam, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 69.9°F. The highest and lowest sea temperatures during the month were 71.6°F and 68.0°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 68.8°F. The highest and lowest sea temperatures during the month were 71.1°F and 66.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 64.5°F. The highest and lowest sea temperatures during the month were 67.3°F and 60.6°F.
current
weather
weather
| Rotterdam |
weather in
August
August
| Rotterdam |
Best time for vacation in Rotterdam
Rotterdam on a weather map
Places in Netherlands:
Name
°F
24 Hours Forecast
Rotterdam
Local time: 11:25
August 26, wednesday
1200
75°F
NW
11 mph
11 mph
1500
81°F
NW
9 mph
9 mph
1800
79°F
NW
7 mph
7 mph
2100
72°F
W
4 mph
4 mph
August 27, thursday
0000
70°F
W
7 mph
7 mph
0300
66°F
W
8 mph
8 mph
0600
64°F
W
8 mph
8 mph
0900
66°F
W
8 mph
8 mph
