Brussels weather in December (Brussels Region, Belgium)

Curious about the December weather in Brussels? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In December, Brussels typically experiences low temperatures and moderate rainfall. December falls within the winter season. Daytime temperatures hover around 8°C, while nights can cool down to about 2°C.

Brussels in December usually receives moderate rainfall, averaging around 78 mm for the month. When we look at the climate data from the last 30 years, we can expect around 18 days of rain.

The area sees fewer sunny days, with a projection of about 45 hours of sunshine. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Brussels. June, July, August and September typically offer the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Brussels climate page with graphs.

 

Brussels, monthly averages in December

Min TemperatureMin Temperature 2°C  
Max TemperatureMax Temperature 8°C  
Chance of RainChance of Rain 61%  
PrecipitationPrecipitation 78 mm  
Rainy daysRainy days 18 days  
HumidityHumidity 86%  
WindspeedWindspeed 14 km/h  
SunshineSunshine 45 hours  
Percentage SunshinePercentage Sunshine  

Where to go in Belgium in December

Find out more about the weather in Belgium in December and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Brussels in December?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Swimming
4/10
Cycling
4/10
Walking
4/10
Camping
4/10
Outdoor sports
4/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Brussels.

Our site offers climate and forecast data for every country in the world. Are you going to Belgium? On this website you can find historical weather averages for many cities in Belgium. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.