Brussels Weather by Month
Twelve months of Brussels, Belgium weather — averages from 2006–2025.
Brussels's warmest month is July (average high 22.9°C (73.2°F)) and the coolest is January (6°C (42.8°F)). The most rain falls in December (about 74 mm), and April is the driest (about 41 mm). July is the sunniest, with about 11.5 hours of sunshine a day.
Best months to visit Brussels
Ranked within Brussels's own year by temperature comfort, rainy days and sunshine — historical averages, not a forecast.
Brussels month by month
January
FairHigh 6°C (42.8°F)
Low 1.4°C (34.5°F)
- Rainfall
- 70 mm (2.8 in)
- Rainy days
- 13 rainy days
- Sunshine
- 3.6 h sunshine / day
February
FairHigh 7.6°C (45.7°F)
Low 1.8°C (35.2°F)
- Rainfall
- 62 mm (2.4 in)
- Rainy days
- 12 rainy days
- Sunshine
- 5.1 h sunshine / day
March
FairHigh 10.7°C (51.3°F)
Low 3°C (37.4°F)
- Rainfall
- 60 mm (2.4 in)
- Rainy days
- 12 rainy days
- Sunshine
- 7.4 h sunshine / day
April
GoodHigh 14.7°C (58.5°F)
Low 5.5°C (41.9°F)
- Rainfall
- 41 mm (1.6 in)
- Rainy days
- 10 rainy days
- Sunshine
- 10 h sunshine / day
May
GoodHigh 18.1°C (64.6°F)
Low 9.3°C (48.7°F)
- Rainfall
- 65 mm (2.6 in)
- Rainy days
- 12 rainy days
- Sunshine
- 10.6 h sunshine / day
June
GoodHigh 21.4°C (70.5°F)
Low 12.6°C (54.7°F)
- Rainfall
- 70 mm (2.8 in)
- Rainy days
- 11 rainy days
- Sunshine
- 11.2 h sunshine / day
July
GoodHigh 22.9°C (73.2°F)
Low 14.5°C (58.1°F)
- Rainfall
- 72 mm (2.8 in)
- Rainy days
- 12 rainy days
- Sunshine
- 11.5 h sunshine / day
August
GoodHigh 22.6°C (72.7°F)
Low 14.4°C (57.9°F)
- Rainfall
- 69 mm (2.7 in)
- Rainy days
- 12 rainy days
- Sunshine
- 10.4 h sunshine / day
September
GreatHigh 19.7°C (67.5°F)
Low 12°C (53.6°F)
- Rainfall
- 53 mm (2.1 in)
- Rainy days
- 10 rainy days
- Sunshine
- 8.7 h sunshine / day
October
GoodHigh 15.4°C (59.7°F)
Low 9.3°C (48.7°F)
- Rainfall
- 70 mm (2.8 in)
- Rainy days
- 12 rainy days
- Sunshine
- 6.1 h sunshine / day
November
FairHigh 10.3°C (50.5°F)
Low 5.4°C (41.7°F)
- Rainfall
- 67 mm (2.6 in)
- Rainy days
- 13 rainy days
- Sunshine
- 4.4 h sunshine / day
December
FairHigh 7.1°C (44.8°F)
Low 2.8°C (37°F)
- Rainfall
- 74 mm (2.9 in)
- Rainy days
- 13 rainy days
- Sunshine
- 3.3 h sunshine / day
Brussels Climate & Weather Guide
Temperature, rainfall and sunshine through the year — 2006–2025 averages.
22.9°C (73.2°F)
Hottest month avg high
6°C (42.8°F)
Coolest month avg high
74mm
Wettest month avg
41mm
Driest month avg
Temperature by Month
Rainfall by Month
Sunshine Hours
Monthly Averages
| Month | Avg High | Avg Low | Rainfall | Rainy Days | Sunshine |
|---|---|---|---|---|---|
| Jan | 6°C (42.8°F) | 1.4°C (34.5°F) | 70.1mm | 13 | 3.6h |
| Feb | 7.6°C (45.7°F) | 1.8°C (35.2°F) | 61.6mm | 12 | 5.1h |
| Mar | 10.7°C (51.3°F) | 3°C (37.4°F) | 60.4mm | 12 | 7.4h |
| Apr | 14.7°C (58.5°F) | 5.5°C (41.9°F) | 41mm | 10 | 10h |
| May | 18.1°C (64.6°F) | 9.3°C (48.7°F) | 64.8mm | 12 | 10.6h |
| Jun | 21.4°C (70.5°F) | 12.6°C (54.7°F) | 70.3mm | 11 | 11.2h |
What to Pack
Suggested packing for Brussels's climate.
Versatile Layers
Light layers that work for both mild afternoons and cooler evenings.
Rain Protection
A compact umbrella and a light rain jacket for the wettest months.
Warm Layers
A warm jacket or fleece for chilly mornings and evenings.
More Belgium cities by month
Planning a trip to Brussels?
Get a day-by-day weather plan for your exact travel dates.
Use our Trip PlannerBased on 20 years of historical weather data (2006–2025) from Open-Meteo. Monthly averages, not a forecast.