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When is the best time to visit Brussels?
In general the best time to visit Brussels is probably August, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
But ultimately the best time to visit depends on what you want to do:
- In general, it’s pleasant to walk and do outdoor activities during May - September.
- If you want to avoid wet weather, then your choice is January, November, December with the lowest chance of rain.
Average weather in Brussels in different months
This is the average weather in Brussels for each month based on historic data:
May, June, July, August usually has good weather. Average maximum temperature reaches +73°F during July.
In January, February, March, April, September, October, November, December the weather is average. Expect around 59 rainy days, and the precipitation amounts to approximately 65 mm in September.
Climate in Brussels
Here is the detailed breakdown of the climate in Brussels for each month:
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +64°F | +66°F | +75°F | +82°F | +90°F | +93°F | +104°F | +97°F | +95°F | +79°F | +68°F | +63°F |
| Average Maximum Temperature | |||||||||||
| +43°F | +45°F | +50°F | +57°F | +64°F | +70°F | +73°F | +73°F | +66°F | +59°F | +50°F | +45°F |
| Minimum Temperature | |||||||||||
| -4°F | +9°F | +14°F | +27°F | +30°F | +37°F | +41°F | +43°F | +37°F | +25°F | +19°F | +9°F |
| Humidity, % | |||||||||||
| 83 | 80 | 75 | 70 | 71 | 72 | 72 | 73 | 77 | 81 | 84 | 85 |
| Rain, mm | |||||||||||
| 58 | 51 | 60 | 50 | 63 | 71 | 68 | 67 | 65 | 64 | 59 | 65 |
| Snow, mm | |||||||||||
| 8 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
| Average wind speed, m/s | |||||||||||
| 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 |
| Sunny Days | |||||||||||
| 3 | 4 | 5 | 6 | 6 | 5 | 7 | 6 | 6 | 4 | 3 | 3 |
| Cloud Days | |||||||||||
| 20 | 17 | 18 | 17 | 17 | 17 | 16 | 17 | 17 | 19 | 19 | 19 |
| Rainy Days | |||||||||||
| 7 | 6 | 8 | 7 | 8 | 8 | 8 | 8 | 7 | 8 | 8 | 8 |
| Snowy Days | |||||||||||
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
Average Temperature
Here are the average maximum and minimum temperatures in Brussels during the whole year:
The hottest month in Brussels is August with average maximum temperature going up to +73°F. The coldest month is January with the lowest temperatures of +34°F.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Brussels looks throughout the year, in %:
The most humid month in Brussels is December with average humidity going up to 85%. The least humid month is April with an average humidity of 70%.
Rain
Amount of rainfall in mm. in Brussels during the whole year based on historical data:
The sunniest and driest month is July with approximately 7 sunny days and a total precipitation of around 68 mm. The rainiest and wettest month is June with approximately 8 rainy days and 71 mm of total precipitation.
Snow
Amount of snow in mm. in Brussels during the whole year based on historical data:
The snowiest month is December with approximately 1 snowy days.
FAQ
Frequently asked questions about the weather in Brussels:
What is the hottest month in Brussels?
The hottest month in Brussels is August with average maximum temperature of +73°F.
What is the coldest month in Brussels?
The coldest month in Brussels is January with minimum temperatures of +34°F.
Is Brussels worth visiting in winter?
Winter in Brussels could be a good time to visit, as the weather is generally ok.
When does it rain the least in Brussels?
if you're looking to visit Brussels when it rains the least, you should plan your trip for June, July, August. During this time, rainfall is rare with the driest month being April with only 50 mm of rain.
Other cities in Belgium
Check out the weather for other cities in Belgium.
Monthly weather in Brussels
Source of the data
For this page, we’ve looked at the typical weather in Brussels, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.