Brussels · WinterMonth summary
Brussels weather in December
❌ Poor
🌡️ Temperature min / max
3°C – 8°C
🌧 Rainy days
44% of days
☀️ Sunshine
2.8h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
2.6/10
📅 📅 Best month
July (7.9/10)
Quick decision
Should you visit Brussels in December?
❌ Poor
✅ Yes if: you enjoy winter atmosphere and the lowest prices of the year.
❌ No if: you're looking for sunshine or outdoor activities.
Our take: December is a difficult time for Brussels. July (7.9/10) is much more favourable.
By trip type
Brussels in December by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in December
🎯 Not recommended unless on tight budget — difficult weather (7°C, 44% rain) Winter in Brussels is cool (8°C during the day). Days are short (2.8h of sunshine) but the city reveals a different side. Expect rain on 44% of days — a light raincoat in the bag is recommended.
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Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌦️ January | 2°C | 6°C | 44% | 2.6 | 2.8h | 2.0/10 |
| 🌦️ February | 2°C | 9°C | 43% | 2.3 | 5.5h | 4.0/10 |
| 🌦️ March | 4°C | 11°C | 41% | 2.2 | 8.3h | 4.6/10 |
| ⛅ April | 5°C | 14°C | 36% | 1.5 | 10.7h | 6.9/10 |
| 🌤️ May | 9°C | 18°C | 37% | 2.0 | 12.0h | 7.2/10 |
| 🌤️ June | 13°C | 22°C | 36% | 2.4 | 12.5h | 7.8/10 |
| 🌤️ July | 14°C | 22°C | 35% | 2.3 | 12.9h | 7.9/10 |
| 🌤️ August | 15°C | 23°C | 36% | 1.8 | 11.7h | 7.8/10 |
| 🌤️ September | 12°C | 20°C | 35% | 2.0 | 9.9h | 7.3/10 |
| 🌦️ October | 10°C | 15°C | 41% | 2.5 | 6.2h | 5.1/10 |
| 🌦️ November | 5°C | 10°C | 45% | 2.2 | 4.4h | 4.0/10 |
| 🌦️ December | 3°C | 8°C | 44% | 2.4 | 2.8h | 2.6/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, Brussels averages 8°C, 44% rainy days and 2.8h of sunshine per day. Overall weather score: 2.6/10.
See methodology →
Comparison
December vs July (best month)
The best month is July (score 7.9/10). Difference:
- 🌡️ Max temperature : +14°C
- 🌧 Rainy days : -9%
- ☀️ Sunshine : +10.1h/day
FAQ
FAQ — Brussels in December
Is December a good time to visit Brussels?
December is not recommended for Brussels (score 2.6/10). With 44% rainy days and 2.8h of sunshine, consider July (7.9/10) instead.
What's the weather like in Brussels in December?
It's cool with 8°C daytime and 3°C at night. 2.8h of sunshine per day. Pack warm clothes and favour indoor visits.
Accommodation
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Activities and tours in Brussels
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