Measurements:
°C
°F
CURRENT WEATHER
22:23
Brussel
64°F
NE 17 mph
Feels like: 64°F
Precip: 33%
World Resorts Belgium Brussel Weather

14 Day Weather Forecast

09.08
tue
DAY
70°F
NE 11 mph
precip
18%
NIGHT
58°F
E 12 mph
precip
13%
09.09
wed
DAY
62°F
E 14 mph
precip
13%
NIGHT
54°F
NE 2 mph
precip
6%
09.10
thu
DAY
64°F
NE 5 mph
precip
12%
NIGHT
56°F
E 4 mph
precip
16%
09.11
fri
DAY
64°F
NE 8 mph
precip
5%
NIGHT
62°F
S 4 mph
precip
11%
09.12
sat
DAY
72°F
NE 3 mph
precip
3%
NIGHT
60°F
NE 6 mph
precip
8%
09.13
sun
DAY
64°F
NE 14 mph
precip
41%
NIGHT
62°F
E 4 mph
precip
14%
09.14
mon
DAY
72°F
NE 6 mph
precip
4%
NIGHT
66°F
N 5 mph
precip
6%
09.15
tue
DAY
76°F
NE 7 mph
precip
2%
NIGHT
66°F
W 3 mph
precip
10%
09.16
wed
DAY
62°F
S 11 mph
precip
76%
NIGHT
54°F
SE 6 mph
precip
8%
09.17
thu
DAY
60°F
NW 4 mph
precip
15%
NIGHT
54°F
SW 8 mph
precip
12%
09.18
fri
DAY
64°F
W 13 mph
precip
4%
NIGHT
54°F
W 8 mph
precip
6%
09.19
sat
DAY
68°F
W 13 mph
precip
1%
NIGHT
58°F
W 9 mph
precip
1%
09.20
sun
DAY
72°F
NW 12 mph
precip
1%
NIGHT
64°F
W 8 mph
precip
5%
09.21
mon
DAY
74°F
W 7 mph
precip
1%
NIGHT
68°F
S 8 mph
precip
3%

Brussel Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Brussel was 66.7°F. The maximum and minimum values were 62.4°F and 70.4°F respectively.

Brussel on the Weather Map

Best Time to Visit Brussel
The most sunny months:
September 11 days
March 10 days
April 10 days
The most warm months:
August 76.0 °F
July 75.4 °F
June 72.2 °F
Warmest sea temperature:
August 70.3 °F
July 69.1 °F
September 66.7 °F
The most cold months:
January 40.8 °F
December 43.8 °F
February 44.0 °F
The most rainy months:
December 5 days
July 4 days
May 4 days
The most windy months:
December 12 mph
February 11 mph
January 11 mph
more details
Belgium Resorts:
NAME
F°
Antwerpen +64
Brugge +62
Brussel +64
Charleroi +62
Gent +62
Kortrijk +62
Liege +64
Namur +62
Oostende +64
24 Hours Weather Forecast
Brussel
Local time: 22:23
09 sep, wednesday
0000 58°F
E
12 mph
0300 54°F
NE
10 mph
0600 52°F
NE
11 mph
0900 54°F
E
13 mph
1200 62°F
E
14 mph
1500 64°F
SE
14 mph
1800 64°F
SE
12 mph
2100 58°F
SE
6 mph