19.12
fri
fri
Day
50°F
E 10 mph
Precip.
0%
0%
Night
43°F
NE 6 mph
Precip.
0%
0%
20.12
sat
sat
Day
43°F
W 4 mph
Precip.
100%
100%
Night
46°F
N 6 mph
Precip.
100%
100%
21.12
sun
sun
Day
48°F
NW 8 mph
Precip.
100%
100%
Night
46°F
E 1 mph
Precip.
0%
0%
22.12
mon
mon
Day
45°F
SE 7 mph
Precip.
80%
80%
Night
43°F
S 4 mph
Precip.
0%
0%
23.12
tue
tue
Day
41°F
W 3 mph
Precip.
0%
0%
Night
37°F
W 7 mph
Precip.
0%
0%
24.12
wed
wed
Day
39°F
SW 14 mph
Precip.
0%
0%
Night
32°F
SW 14 mph
Precip.
0%
0%
25.12
thu
thu
Day
34°F
SW 13 mph
Precip.
0%
0%
Night
30°F
SW 11 mph
Precip.
0%
0%
26.12
fri
fri
Day
34°F
SW 12 mph
Precip.
0%
0%
Night
28°F
SW 9 mph
Precip.
0%
0%
27.12
sat
sat
Day
34°F
SW 9 mph
Precip.
0%
0%
Night
28°F
SW 9 mph
Precip.
0%
0%
28.12
sun
sun
Day
32°F
W 9 mph
Precip.
0%
0%
Night
28°F
NW 4 mph
Precip.
0%
0%
29.12
mon
mon
Day
32°F
NE 2 mph
Precip.
0%
0%
Night
28°F
N 3 mph
Precip.
0%
0%
30.12
tue
tue
Day
32°F
NW 2 mph
Precip.
0%
0%
Night
28°F
W 5 mph
Precip.
0%
0%
31.12
wed
wed
Day
34°F
SW 6 mph
Precip.
0%
0%
Night
30°F
W 6 mph
Precip.
0%
0%
01.01
thu
thu
Day
34°F
W 5 mph
Precip.
0%
0%
Night
30°F
NW 4 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 46.7°F. The highest and lowest sea temperatures during the month were 47.5°F and 45.7°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 42.0°F. The highest and lowest sea temperatures during the month were 44.1°F and 40.6°F.
Air temperature in Brussel, °F
Precipitation total in Brussel, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Brussel
Brussel on a weather map
Places in Belgium:
Name
°F
24 Hours Forecast
Brussel
Local time: 02:58
December 19, friday
0300
52°F
N
20 mph
20 mph
0600
52°F
NE
18 mph
18 mph
0900
52°F
NE
11 mph
11 mph
1200
50°F
E
10 mph
10 mph
1500
50°F
E
9 mph
9 mph
1800
46°F
NE
7 mph
7 mph
2100
45°F
NE
7 mph
7 mph
December 20, saturday
0000
43°F
NE
6 mph
6 mph
