World Resorts Belgium Brussel Weather

Brussel Sea Temperature in September

Average sea water temperature in September:
+65.1°F
Minimum sea water temperature in September: 71.2°F
Maximum sea water temperature in September: 59.5°F

Daily sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 66.3°F. The highest and lowest sea temperatures during the month were 68.9°F and 63.1°F.

Monthly sea water temperature in Brussel, °F

Which Belgium resorts have warmest sea in September?

Place name September 2026 September 2025
Oostende 66.3°F 64.0°F
Kortrijk 66.3°F 64.0°F
Gent 66.3°F 64.7°F
Brussel 66.3°F 65.0°F
Antwerpen 66.2°F 64.9°F
Brugge 66.1°F 63.7°F

Best time for vacation in Brussel

Sunniest months:
July 10 days
March 10 days
April 10 days
Warmest months:
August 73.4 °F
July 72.9 °F
June 70.0 °F
Warmest sea temp:
August 68.3 °F
July 67.2 °F
September 65.1 °F
Coldest months:
January 41.7 °F
December 44.4 °F
February 44.6 °F
Rainiest months:
December 5 days
July 4 days
May 4 days
Windiest months:
December 11.9 mph
February 11.8 mph
January 11.3 mph

Brussel on a weather map

Current weather
14:16
Brussel
+52°F
N 16 mph
Feels like: +46°F
Precip.: 22%
Places in Belgium:
Name
°F
Antwerpen
+54°F
Brugge
+50°F
Brussel
+52°F
Gent
+52°F
Kortrijk
+52°F
Liege
+54°F
Namur
+52°F
Oostende
+52°F
Charleroi
+52°F
24 Hours Forecast
Brussel
Local time: 14:16
October 26, monday
1500
52°F
N
16 mph
1800
50°F
N
17 mph
2100
52°F
N
17 mph
October 27, tuesday
0000
54°F
N
14 mph
0300
54°F
N
14 mph
0600
55°F
N
16 mph
0900
57°F
N
16 mph
1200
63°F
N
19 mph
Units of measurement: °C / °F