Brussels Weather in December
7°C high · 2.3°C low · 75 mm rain · 0.8h sun
Dec is a cool month in Brussels — not peak season, but a good time to avoid crowds.
December at a glance
| Metric | Value |
|---|---|
| Average high | 7°C |
| Average low | 2.3°C |
| Rainfall | 75 mm |
| Sunshine | 0.8 hours/day |
| Daylight | 7.7 hours |
What to pack in December
Pack a warm coat and layers for Brussels in December.
Brussels weather by month
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Frequently asked questions
What is the weather in Brussels in December?
Highs of 7°C and lows of 2.3°C, with about 75 mm of rain and 0.8 hours of sunshine per day.
Is December a good time to visit Brussels?
Dec is a cool month in Brussels — not peak season, but a good time to avoid crowds.
What to do in Brussels · Best time to visit Brussels
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.