Weather in Brussels, Brussels Capital, Belgium in December
In an average December, Brussels sees a daily high around 6°C and a low around 1°C, based on 1981–2026 of local climate records.
| Average high | 6°C |
|---|---|
| Typical high range | 1°C to 11°C |
| Average low | 1°C |
| Typical low range | -4°C to 6°C |
| Average daily precipitation | 3 mm |
December records
The most extreme December on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
15°C
2022-12-31
Lowest
-6°C
1981-12-18
Low
Highest
12°C
2022-12-31
Lowest
-13°C
1996-12-31
Feels-like
Highest
12°C
2022-12-31
Lowest
-23°C
1996-12-31
Humidity
Highest
10.2 g/m³
2021-12-30
Lowest
2.2 g/m³
1996-12-28
Wind
Highest
66 km/h
1993-12-09
Lowest
5 km/h
1991-12-30
Precip
Wettest
148 mm
1993
Driest
23 mm
2016
See Brussels's live weather grade →
Visiting Brussels in December? See how its comfort stacks up against where you live.
Compare Brussels with your city →