December weather forecast
Liège, Belgium

December in Liège marks the return of winter. Temperatures hover between 1°C (33.8°F) and 5°C (41°F), blanketing the city in a winter chill. December's weather supports an increase in rainfall, transforming the city into a winter wonderland. Daylight is at its annual low point, signaling shorter days and longer nights. The year ends on a chilly note, with December's weather setting the mood for a warm and cozy indoor holiday season.

Temperature

Liège's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's chilly 9°C (48.2°F) to an icy 5°C (41°F). Liège, during December nights, witnesses an average temperature marginally cooler than its daytime highs, at a still cold 1°C (33.8°F).

Rainfall

In Liège, during December, the rain falls for 18 days and regularly aggregates up to 58mm (2.28") of precipitation. Throughout the year, there are 196 rainfall days, and 630mm (24.8") of precipitation is accumulated.

Daylight

December has the shortest days of the year in Liège, with an average of 8h and 6min of daylight.
On the first day of the month, sunrise is at 08:17 and sunset at 16:36. On the last day of December, sunrise is at 08:38 and sunset at 16:42 CET.

Sunshine

January and December, with an average of 1h of sunshine, are months with the least sunshine in Liège.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Liège. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, a regular UV index of 1 translates into these guidelines:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.