Current sea water temperature:
+41.4°F
| Minimum sea water temperature in December: | 49.6°F |
| Maximum sea water temperature in December: | 41.4°F |
| Average sea water temperature in December: | 45.4°F |
| more information | |
14 days
forecast
forecast
| Brussel |
monthly
weather
weather
| Brussel |
Sea water temperature for the last 10 days:
| December 29 | 41.4°F | December 24 | 45.9°F |
| December 28 | 42.4°F | December 23 | 46.0°F |
| December 27 | 42.6°F | December 22 | 46.2°F |
| December 26 | 43.7°F | December 21 | 45.9°F |
| December 25 | 44.2°F | December 20 | 46.0°F |
Monthly sea water temperature, °F
When is the warmest sea in Brussel?
Based on the data about daily sea water temperature for the last three years the warmest sea in Brussel was noticed in August, July and September.
Monthly Sea Temperatures in Brussel, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 69.2°F. The highest and lowest sea temperatures during the month were 70.5°F and 68.2°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 69.3°F. The highest and lowest sea temperatures during the month were 70.3°F and 67.1°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 65.0°F. The highest and lowest sea temperatures during the month were 68.4°F and 61.2°F.
current
weather
weather
| Brussel |
weather in
January
January
| Brussel |
Best time for vacation in Brussel
Brussel on a weather map
Places in Belgium:
Name
°F
24 Hours Forecast
Brussel
Local time: 15:47
December 29, monday
1800
39°F
S
8 mph
8 mph
2100
39°F
S
8 mph
8 mph
December 30, tuesday
0000
41°F
S
10 mph
10 mph
0300
41°F
S
14 mph
14 mph
0600
36°F
S
7 mph
7 mph
0900
34°F
SW
9 mph
9 mph
1200
37°F
SW
6 mph
6 mph
1500
39°F
S
7 mph
7 mph
