Weather in Belgium for December 2025

In Belgium, December marks the onset of winter, bringing chilly temperatures and occasional precipitation. At the beginning of the month, the weather in Belgium is typically cold, with temperatures ranging from 3° to 7°.

The region experiences overcast skies and frequent rainfall, creating a damp and gloomy atmosphere. As the month progresses, the temperatures continue to drop, with the latter part of December seeing even colder conditions.

By the end of the month, temperatures often range from 1° to 5°, with occasional snowfall in some areas, particularly in the Ardennes region. The days are short, and the nights are long, contributing to the overall wintry feel.

Belgium's coastal areas may experience slightly milder temperatures compared to inland regions, but the overall weather remains cold and damp throughout the country.

Travelers visiting Belgium in December should be prepared for cold weather and dress warmly, especially if planning outdoor activities.

While the weather may not be ideal for outdoor sightseeing, the festive holiday atmosphere and charming Christmas markets in cities like Brussels and Bruges offer a unique and enchanting experience for visitors.

Have you visited Belgium in December? Share your experience by writing a review.