21.12
sun
sun
Day
50°F
W 7 mph
Precip.
0%
0%
Night
45°F
W 11 mph
Precip.
0%
0%
22.12
mon
mon
Day
45°F
W 8 mph
Precip.
0%
0%
Night
39°F
W 9 mph
Precip.
0%
0%
23.12
tue
tue
Day
41°F
W 11 mph
Precip.
0%
0%
Night
36°F
W 13 mph
Precip.
0%
0%
24.12
wed
wed
Day
34°F
W 16 mph
Precip.
0%
0%
Night
28°F
SW 14 mph
Precip.
0%
0%
25.12
thu
thu
Day
32°F
SW 16 mph
Precip.
0%
0%
Night
27°F
SW 9 mph
Precip.
0%
0%
26.12
fri
fri
Day
32°F
SW 11 mph
Precip.
0%
0%
Night
30°F
SW 11 mph
Precip.
0%
0%
27.12
sat
sat
Day
37°F
SW 4 mph
Precip.
0%
0%
Night
34°F
SW 5 mph
Precip.
0%
0%
28.12
sun
sun
Day
37°F
W 7 mph
Precip.
0%
0%
Night
30°F
SW 6 mph
Precip.
0%
0%
29.12
mon
mon
Day
39°F
SE 5 mph
Precip.
0%
0%
Night
43°F
NE 10 mph
Precip.
27%
27%
30.12
tue
tue
Day
39°F
SW 5 mph
Precip.
0%
0%
Night
34°F
SW 4 mph
Precip.
0%
0%
31.12
wed
wed
Day
41°F
E 5 mph
Precip.
40%
40%
Night
41°F
SE 9 mph
Precip.
100%
100%
01.01
thu
thu
Day
41°F
SE 14 mph
Precip.
100%
100%
Night
37°F
SE 9 mph
Precip.
100%
100%
02.01
fri
fri
Day
37°F
E 15 mph
Precip.
76%
76%
Night
34°F
E 11 mph
Precip.
100%
100%
03.01
sat
sat
Day
34°F
NE 11 mph
Precip.
58%
58%
Night
32°F
NE 7 mph
Precip.
0%
0%
sea water
temperature
temperature
| Rotterdam |
monthly
weather
weather
| Rotterdam |
current
weather
weather
| Rotterdam |
7 days
forecast
forecast
| Rotterdam |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 47.5°F. The highest and lowest sea temperatures during the month were 48.9°F and 46.8°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 42.6°F. The highest and lowest sea temperatures during the month were 45.5°F and 40.8°F.
Air temperature in Rotterdam, °F
Precipitation total in Rotterdam, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Rotterdam
Rotterdam on a weather map
Places in Netherlands:
Name
°F
24 Hours Forecast
Rotterdam
Local time: 12:20
December 21, sunday
1500
52°F
W
9 mph
9 mph
1800
46°F
W
9 mph
9 mph
2100
46°F
W
11 mph
11 mph
December 22, monday
0000
45°F
W
11 mph
11 mph
0300
45°F
W
12 mph
12 mph
0600
43°F
W
9 mph
9 mph
0900
41°F
W
9 mph
9 mph
1200
45°F
W
8 mph
8 mph
